diff --git a/.editorconfig b/.editorconfig
index 44bc0ef547c5..6c131dcd2916 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -70,6 +70,11 @@ end_of_line = lf
 charset = utf-8-bom
 
 [*.{cs,vb}]
+
+# IDE0073: File header
+dotnet_diagnostic.IDE0073.severity = error
+file_header_template = Licensed to the .NET Foundation under one or more agreements.\nThe .NET Foundation licenses this file to you under the MIT license.
+
 # CA1305: Specify IFormatProvider
 dotnet_diagnostic.CA1305.severity = error
 
diff --git a/Directory.Build.props b/Directory.Build.props
index c837ed4c35d9..204a6c97d11a 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -11,6 +11,7 @@
     <EnableNETAnalyzers>true</EnableNETAnalyzers>
     <AnalysisLevel>latest</AnalysisLevel>
     <AnalysisMode>Default</AnalysisMode>
+    <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>
   </PropertyGroup>
 
   <!-- Defines project type conventions. -->
diff --git a/eng/tools/BaselineGenerator/Program.cs b/eng/tools/BaselineGenerator/Program.cs
index 663940f7aa5a..6578526429e0 100644
--- a/eng/tools/BaselineGenerator/Program.cs
+++ b/eng/tools/BaselineGenerator/Program.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/eng/tools/RepoTasks/CreateFrameworkListFile.cs b/eng/tools/RepoTasks/CreateFrameworkListFile.cs
index 0ac46a87c12a..ac624272a5fa 100644
--- a/eng/tools/RepoTasks/CreateFrameworkListFile.cs
+++ b/eng/tools/RepoTasks/CreateFrameworkListFile.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/eng/tools/RepoTasks/DownloadFile.cs b/eng/tools/RepoTasks/DownloadFile.cs
index a520da435530..bb0f433c1767 100644
--- a/eng/tools/RepoTasks/DownloadFile.cs
+++ b/eng/tools/RepoTasks/DownloadFile.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation and contributors. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/eng/tools/RepoTasks/FileUtilities.cs b/eng/tools/RepoTasks/FileUtilities.cs
index b384cbe5e2c9..643360ffa731 100644
--- a/eng/tools/RepoTasks/FileUtilities.cs
+++ b/eng/tools/RepoTasks/FileUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/eng/tools/RepoTasks/GenerateGuid.cs b/eng/tools/RepoTasks/GenerateGuid.cs
index f6e803986470..3309e6450cff 100644
--- a/eng/tools/RepoTasks/GenerateGuid.cs
+++ b/eng/tools/RepoTasks/GenerateGuid.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/eng/tools/RepoTasks/GenerateSharedFrameworkDepsFile.cs b/eng/tools/RepoTasks/GenerateSharedFrameworkDepsFile.cs
index 172f002d18fe..726107c7dc0d 100644
--- a/eng/tools/RepoTasks/GenerateSharedFrameworkDepsFile.cs
+++ b/eng/tools/RepoTasks/GenerateSharedFrameworkDepsFile.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/eng/tools/RepoTasks/GetMsiProperty.cs b/eng/tools/RepoTasks/GetMsiProperty.cs
index 182a5f0af362..9b60198651cd 100644
--- a/eng/tools/RepoTasks/GetMsiProperty.cs
+++ b/eng/tools/RepoTasks/GetMsiProperty.cs
@@ -1,7 +1,7 @@
-#if BUILD_MSI_TASKS
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
+#if BUILD_MSI_TASKS
 using System;
 using Microsoft.Build.Framework;
 using Microsoft.Build.Utilities;
diff --git a/eng/tools/RepoTasks/RemoveSharedFrameworkDependencies.cs b/eng/tools/RepoTasks/RemoveSharedFrameworkDependencies.cs
index 1471c657dc9a..7eb6e8408f21 100644
--- a/eng/tools/RepoTasks/RemoveSharedFrameworkDependencies.cs
+++ b/eng/tools/RepoTasks/RemoveSharedFrameworkDependencies.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/eng/tools/RepoTasks/Uuid.cs b/eng/tools/RepoTasks/Uuid.cs
index 0da7252de2ee..a474a84fc7f6 100644
--- a/eng/tools/RepoTasks/Uuid.cs
+++ b/eng/tools/RepoTasks/Uuid.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Caching/SqlServer/src/Columns.cs b/src/Caching/SqlServer/src/Columns.cs
index c723a20b9618..2bb56c49deb4 100644
--- a/src/Caching/SqlServer/src/Columns.cs
+++ b/src/Caching/SqlServer/src/Columns.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 namespace Microsoft.Extensions.Caching.SqlServer
 {
diff --git a/src/Caching/SqlServer/src/DatabaseOperations.cs b/src/Caching/SqlServer/src/DatabaseOperations.cs
index 741836ae0ac0..b8cdbd1c4258 100644
--- a/src/Caching/SqlServer/src/DatabaseOperations.cs
+++ b/src/Caching/SqlServer/src/DatabaseOperations.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Data;
diff --git a/src/Caching/SqlServer/src/IDatabaseOperations.cs b/src/Caching/SqlServer/src/IDatabaseOperations.cs
index 5189f95b5ec3..550f51a9a524 100644
--- a/src/Caching/SqlServer/src/IDatabaseOperations.cs
+++ b/src/Caching/SqlServer/src/IDatabaseOperations.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System.Threading;
 using System.Threading.Tasks;
diff --git a/src/Caching/SqlServer/src/MonoDatabaseOperations.cs b/src/Caching/SqlServer/src/MonoDatabaseOperations.cs
index 96978ee76392..2ab18c5d7398 100644
--- a/src/Caching/SqlServer/src/MonoDatabaseOperations.cs
+++ b/src/Caching/SqlServer/src/MonoDatabaseOperations.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Data;
diff --git a/src/Caching/SqlServer/src/MonoSqlParameterCollectionExtensions.cs b/src/Caching/SqlServer/src/MonoSqlParameterCollectionExtensions.cs
index 88fd30b9fb72..1b15b0d46ae0 100644
--- a/src/Caching/SqlServer/src/MonoSqlParameterCollectionExtensions.cs
+++ b/src/Caching/SqlServer/src/MonoSqlParameterCollectionExtensions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Data;
diff --git a/src/Caching/SqlServer/src/PlatformHelper.cs b/src/Caching/SqlServer/src/PlatformHelper.cs
index 6d0c40ba3144..380302431497 100644
--- a/src/Caching/SqlServer/src/PlatformHelper.cs
+++ b/src/Caching/SqlServer/src/PlatformHelper.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Caching/SqlServer/src/SqlParameterCollectionExtensions.cs b/src/Caching/SqlServer/src/SqlParameterCollectionExtensions.cs
index 1809b24fe3b4..978561af94c8 100644
--- a/src/Caching/SqlServer/src/SqlParameterCollectionExtensions.cs
+++ b/src/Caching/SqlServer/src/SqlParameterCollectionExtensions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Data;
diff --git a/src/Caching/SqlServer/src/SqlQueries.cs b/src/Caching/SqlServer/src/SqlQueries.cs
index e3816893463a..6ff195fb2100 100644
--- a/src/Caching/SqlServer/src/SqlQueries.cs
+++ b/src/Caching/SqlServer/src/SqlQueries.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System.Globalization;
 using Microsoft.Extensions.Internal;
diff --git a/src/Caching/SqlServer/src/SqlServerCache.cs b/src/Caching/SqlServer/src/SqlServerCache.cs
index b285c54c6cf4..4d85032081aa 100644
--- a/src/Caching/SqlServer/src/SqlServerCache.cs
+++ b/src/Caching/SqlServer/src/SqlServerCache.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Threading;
diff --git a/src/Caching/SqlServer/src/SqlServerCacheOptions.cs b/src/Caching/SqlServer/src/SqlServerCacheOptions.cs
index aca5a0d00991..3eaf09d38434 100644
--- a/src/Caching/SqlServer/src/SqlServerCacheOptions.cs
+++ b/src/Caching/SqlServer/src/SqlServerCacheOptions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using Microsoft.Extensions.Internal;
diff --git a/src/Caching/SqlServer/src/SqlServerCachingServicesExtensions.cs b/src/Caching/SqlServer/src/SqlServerCachingServicesExtensions.cs
index 2ff850d5bbbf..ff4a841f048f 100644
--- a/src/Caching/SqlServer/src/SqlServerCachingServicesExtensions.cs
+++ b/src/Caching/SqlServer/src/SqlServerCachingServicesExtensions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using Microsoft.Extensions.Caching.Distributed;
diff --git a/src/Caching/SqlServer/test/CacheItemInfo.cs b/src/Caching/SqlServer/test/CacheItemInfo.cs
index 923cb4baacef..bc770d8b8949 100644
--- a/src/Caching/SqlServer/test/CacheItemInfo.cs
+++ b/src/Caching/SqlServer/test/CacheItemInfo.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Caching/SqlServer/test/SqlServerCacheServicesExtensionsTest.cs b/src/Caching/SqlServer/test/SqlServerCacheServicesExtensionsTest.cs
index e7073b306579..24be5be428b1 100644
--- a/src/Caching/SqlServer/test/SqlServerCacheServicesExtensionsTest.cs
+++ b/src/Caching/SqlServer/test/SqlServerCacheServicesExtensionsTest.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System.Linq;
 using Microsoft.Extensions.Caching.Distributed;
diff --git a/src/Caching/SqlServer/test/SqlServerCacheWithDatabaseTest.cs b/src/Caching/SqlServer/test/SqlServerCacheWithDatabaseTest.cs
index 3c5c7d47ee1a..f8a2e8e31403 100644
--- a/src/Caching/SqlServer/test/SqlServerCacheWithDatabaseTest.cs
+++ b/src/Caching/SqlServer/test/SqlServerCacheWithDatabaseTest.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Caching/SqlServer/test/TestClock.cs b/src/Caching/SqlServer/test/TestClock.cs
index 6f0886cd9907..2221a3d7c227 100644
--- a/src/Caching/SqlServer/test/TestClock.cs
+++ b/src/Caching/SqlServer/test/TestClock.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Caching/SqlServer/test/TestOptions.cs b/src/Caching/SqlServer/test/TestOptions.cs
index 0fdaf105e8ee..bc821e03407d 100644
--- a/src/Caching/SqlServer/test/TestOptions.cs
+++ b/src/Caching/SqlServer/test/TestOptions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using Microsoft.Extensions.Options;
 
diff --git a/src/Caching/StackExchangeRedis/src/RedisCache.cs b/src/Caching/StackExchangeRedis/src/RedisCache.cs
index 1e7099209bcd..25704e1a9218 100644
--- a/src/Caching/StackExchangeRedis/src/RedisCache.cs
+++ b/src/Caching/StackExchangeRedis/src/RedisCache.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Threading;
diff --git a/src/Caching/StackExchangeRedis/src/RedisCacheOptions.cs b/src/Caching/StackExchangeRedis/src/RedisCacheOptions.cs
index 5bba6f3ddbcd..3b42427b4120 100644
--- a/src/Caching/StackExchangeRedis/src/RedisCacheOptions.cs
+++ b/src/Caching/StackExchangeRedis/src/RedisCacheOptions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using Microsoft.Extensions.Options;
diff --git a/src/Caching/StackExchangeRedis/src/RedisExtensions.cs b/src/Caching/StackExchangeRedis/src/RedisExtensions.cs
index 0f9886afc702..181d0ab86b1f 100644
--- a/src/Caching/StackExchangeRedis/src/RedisExtensions.cs
+++ b/src/Caching/StackExchangeRedis/src/RedisExtensions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System.Threading.Tasks;
 using StackExchange.Redis;
diff --git a/src/Caching/StackExchangeRedis/src/StackExchangeRedisCacheServiceCollectionExtensions.cs b/src/Caching/StackExchangeRedis/src/StackExchangeRedisCacheServiceCollectionExtensions.cs
index 8f579e989f47..9aaadb92a122 100644
--- a/src/Caching/StackExchangeRedis/src/StackExchangeRedisCacheServiceCollectionExtensions.cs
+++ b/src/Caching/StackExchangeRedis/src/StackExchangeRedisCacheServiceCollectionExtensions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using Microsoft.Extensions.Caching.Distributed;
diff --git a/src/Caching/StackExchangeRedis/test/CacheServiceExtensionsTests.cs b/src/Caching/StackExchangeRedis/test/CacheServiceExtensionsTests.cs
index c773fba6c6b9..01396421f5c3 100644
--- a/src/Caching/StackExchangeRedis/test/CacheServiceExtensionsTests.cs
+++ b/src/Caching/StackExchangeRedis/test/CacheServiceExtensionsTests.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.IO;
diff --git a/src/Caching/StackExchangeRedis/test/Infrastructure/RedisTestConfig.cs b/src/Caching/StackExchangeRedis/test/Infrastructure/RedisTestConfig.cs
index 9004c99ba90f..69aaa353def6 100644
--- a/src/Caching/StackExchangeRedis/test/Infrastructure/RedisTestConfig.cs
+++ b/src/Caching/StackExchangeRedis/test/Infrastructure/RedisTestConfig.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Caching/StackExchangeRedis/test/Infrastructure/RedisXunitTestExecutor.cs b/src/Caching/StackExchangeRedis/test/Infrastructure/RedisXunitTestExecutor.cs
index 95d405350a67..424312d3b1bf 100644
--- a/src/Caching/StackExchangeRedis/test/Infrastructure/RedisXunitTestExecutor.cs
+++ b/src/Caching/StackExchangeRedis/test/Infrastructure/RedisXunitTestExecutor.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 //using System;
 //using System.Reflection;
diff --git a/src/Caching/StackExchangeRedis/test/Infrastructure/RedisXunitTestFramework.cs b/src/Caching/StackExchangeRedis/test/Infrastructure/RedisXunitTestFramework.cs
index da2f40184326..0f1aefeea344 100644
--- a/src/Caching/StackExchangeRedis/test/Infrastructure/RedisXunitTestFramework.cs
+++ b/src/Caching/StackExchangeRedis/test/Infrastructure/RedisXunitTestFramework.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 //using System.Reflection;
 //using Xunit;
diff --git a/src/Caching/StackExchangeRedis/test/RedisCacheSetAndRemoveTests.cs b/src/Caching/StackExchangeRedis/test/RedisCacheSetAndRemoveTests.cs
index 616f671f844e..80c0a8fab7d0 100644
--- a/src/Caching/StackExchangeRedis/test/RedisCacheSetAndRemoveTests.cs
+++ b/src/Caching/StackExchangeRedis/test/RedisCacheSetAndRemoveTests.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Threading;
diff --git a/src/Caching/StackExchangeRedis/test/TimeExpirationTests.cs b/src/Caching/StackExchangeRedis/test/TimeExpirationTests.cs
index e38b93aeff3a..1b537e528989 100644
--- a/src/Caching/StackExchangeRedis/test/TimeExpirationTests.cs
+++ b/src/Caching/StackExchangeRedis/test/TimeExpirationTests.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Globalization;
diff --git a/src/DataProtection/Abstractions/src/CryptoUtil.cs b/src/DataProtection/Abstractions/src/CryptoUtil.cs
index e3e361a3a8fa..2e1a3f323f7f 100644
--- a/src/DataProtection/Abstractions/src/CryptoUtil.cs
+++ b/src/DataProtection/Abstractions/src/CryptoUtil.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/Abstractions/src/DataProtectionCommonExtensions.cs b/src/DataProtection/Abstractions/src/DataProtectionCommonExtensions.cs
index 3b7951fcf3a1..fe9029d5f566 100644
--- a/src/DataProtection/Abstractions/src/DataProtectionCommonExtensions.cs
+++ b/src/DataProtection/Abstractions/src/DataProtectionCommonExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/Abstractions/src/Error.cs b/src/DataProtection/Abstractions/src/Error.cs
index eba12d15c93f..8b74ce41a06b 100644
--- a/src/DataProtection/Abstractions/src/Error.cs
+++ b/src/DataProtection/Abstractions/src/Error.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/Abstractions/src/IDataProtectionProvider.cs b/src/DataProtection/Abstractions/src/IDataProtectionProvider.cs
index 02f772724bfc..d004c07538e5 100644
--- a/src/DataProtection/Abstractions/src/IDataProtectionProvider.cs
+++ b/src/DataProtection/Abstractions/src/IDataProtectionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.DataProtection
 {
diff --git a/src/DataProtection/Abstractions/src/IDataProtector.cs b/src/DataProtection/Abstractions/src/IDataProtector.cs
index 1d9c8c394679..3dbb44184a1e 100644
--- a/src/DataProtection/Abstractions/src/IDataProtector.cs
+++ b/src/DataProtection/Abstractions/src/IDataProtector.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.DataProtection
 {
diff --git a/src/DataProtection/Abstractions/src/Infrastructure/IApplicationDiscriminator.cs b/src/DataProtection/Abstractions/src/Infrastructure/IApplicationDiscriminator.cs
index 7186c57b63f0..d7e22e0a2262 100644
--- a/src/DataProtection/Abstractions/src/Infrastructure/IApplicationDiscriminator.cs
+++ b/src/DataProtection/Abstractions/src/Infrastructure/IApplicationDiscriminator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/DataProtection/Abstractions/src/Properties/AssemblyInfo.cs b/src/DataProtection/Abstractions/src/Properties/AssemblyInfo.cs
index f826749dff76..b4c43be6fe48 100644
--- a/src/DataProtection/Abstractions/src/Properties/AssemblyInfo.cs
+++ b/src/DataProtection/Abstractions/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/BCRYPT_AUTHENTICATED_CIPHER_MODE_INFO.cs b/src/DataProtection/Cryptography.Internal/src/Cng/BCRYPT_AUTHENTICATED_CIPHER_MODE_INFO.cs
index 0c074b8280e9..930dca9167d7 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/BCRYPT_AUTHENTICATED_CIPHER_MODE_INFO.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/BCRYPT_AUTHENTICATED_CIPHER_MODE_INFO.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/BCRYPT_KEY_LENGTHS_STRUCT.cs b/src/DataProtection/Cryptography.Internal/src/Cng/BCRYPT_KEY_LENGTHS_STRUCT.cs
index 0d4139018f2d..1d7a5f83bb69 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/BCRYPT_KEY_LENGTHS_STRUCT.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/BCRYPT_KEY_LENGTHS_STRUCT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptBuffer.cs b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptBuffer.cs
index c091859729d0..cd41c2095c20 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptBuffer.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptBuffer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptBufferDesc.cs b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptBufferDesc.cs
index 8fd699643e71..c4875a24a21d 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptBufferDesc.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptBufferDesc.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptEncryptFlags.cs b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptEncryptFlags.cs
index 81ae0105cc49..c83fdf869978 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptEncryptFlags.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptEncryptFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptGenRandomFlags.cs b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptGenRandomFlags.cs
index ed20fec309c4..6e8baf666e91 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptGenRandomFlags.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptGenRandomFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptKeyDerivationBufferType.cs b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptKeyDerivationBufferType.cs
index a68569e799cf..7696e0f36819 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptKeyDerivationBufferType.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptKeyDerivationBufferType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptUtil.cs b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptUtil.cs
index 86c86c64a8ba..6352ff23fba2 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/BCryptUtil.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/BCryptUtil.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/CachedAlgorithmHandles.cs b/src/DataProtection/Cryptography.Internal/src/Cng/CachedAlgorithmHandles.cs
index 3647aaef5974..c7018dea976d 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/CachedAlgorithmHandles.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/CachedAlgorithmHandles.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography.SafeHandles;
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/NCryptEncryptFlags.cs b/src/DataProtection/Cryptography.Internal/src/Cng/NCryptEncryptFlags.cs
index a0c1bc0fc413..c84442a418a4 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/NCryptEncryptFlags.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/NCryptEncryptFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/Cryptography.Internal/src/Cng/OSVersionUtil.cs b/src/DataProtection/Cryptography.Internal/src/Cng/OSVersionUtil.cs
index 937a9180f49a..fdabca0b94e9 100644
--- a/src/DataProtection/Cryptography.Internal/src/Cng/OSVersionUtil.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Cng/OSVersionUtil.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography.SafeHandles;
diff --git a/src/DataProtection/Cryptography.Internal/src/Constants.cs b/src/DataProtection/Cryptography.Internal/src/Constants.cs
index 44b0568aa830..b1bf34235638 100644
--- a/src/DataProtection/Cryptography.Internal/src/Constants.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Constants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/Cryptography.Internal/src/CryptoUtil.cs b/src/DataProtection/Cryptography.Internal/src/CryptoUtil.cs
index b51699912e0d..48be301df25b 100644
--- a/src/DataProtection/Cryptography.Internal/src/CryptoUtil.cs
+++ b/src/DataProtection/Cryptography.Internal/src/CryptoUtil.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/Cryptography.Internal/src/DATA_BLOB.cs b/src/DataProtection/Cryptography.Internal/src/DATA_BLOB.cs
index 3c307bebce96..f2348c157f41 100644
--- a/src/DataProtection/Cryptography.Internal/src/DATA_BLOB.cs
+++ b/src/DataProtection/Cryptography.Internal/src/DATA_BLOB.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/Properties/AssemblyInfo.cs b/src/DataProtection/Cryptography.Internal/src/Properties/AssemblyInfo.cs
index 825defe5117f..d8a08c46137c 100644
--- a/src/DataProtection/Cryptography.Internal/src/Properties/AssemblyInfo.cs
+++ b/src/DataProtection/Cryptography.Internal/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptAlgorithmHandle.cs b/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptAlgorithmHandle.cs
index 1555c99b9d70..6e83b00754a4 100644
--- a/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptAlgorithmHandle.cs
+++ b/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptAlgorithmHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptHandle.cs b/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptHandle.cs
index 66b2c1dbd474..9f35ae19c7b8 100644
--- a/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptHandle.cs
+++ b/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Win32.SafeHandles;
diff --git a/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptHashHandle.cs b/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptHashHandle.cs
index f997f1576db4..b02790332656 100644
--- a/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptHashHandle.cs
+++ b/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptHashHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Win32.SafeHandles;
diff --git a/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptKeyHandle.cs b/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptKeyHandle.cs
index 6151b787dca0..5fc492280b5b 100644
--- a/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptKeyHandle.cs
+++ b/src/DataProtection/Cryptography.Internal/src/SafeHandles/BCryptKeyHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/Cryptography.Internal/src/SafeHandles/LocalAllocHandle.cs b/src/DataProtection/Cryptography.Internal/src/SafeHandles/LocalAllocHandle.cs
index 852c5d1594a6..8132727ded6e 100644
--- a/src/DataProtection/Cryptography.Internal/src/SafeHandles/LocalAllocHandle.cs
+++ b/src/DataProtection/Cryptography.Internal/src/SafeHandles/LocalAllocHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/SafeHandles/NCryptDescriptorHandle.cs b/src/DataProtection/Cryptography.Internal/src/SafeHandles/NCryptDescriptorHandle.cs
index 3a181cf06b99..e61e71b582f4 100644
--- a/src/DataProtection/Cryptography.Internal/src/SafeHandles/NCryptDescriptorHandle.cs
+++ b/src/DataProtection/Cryptography.Internal/src/SafeHandles/NCryptDescriptorHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Win32.SafeHandles;
diff --git a/src/DataProtection/Cryptography.Internal/src/SafeHandles/SafeLibraryHandle.cs b/src/DataProtection/Cryptography.Internal/src/SafeHandles/SafeLibraryHandle.cs
index 8a38bb4e0eda..cd813de9cbf2 100644
--- a/src/DataProtection/Cryptography.Internal/src/SafeHandles/SafeLibraryHandle.cs
+++ b/src/DataProtection/Cryptography.Internal/src/SafeHandles/SafeLibraryHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/DataProtection/Cryptography.Internal/src/SafeHandles/SecureLocalAllocHandle.cs b/src/DataProtection/Cryptography.Internal/src/SafeHandles/SecureLocalAllocHandle.cs
index 3e1c7a79bab5..63c58ecc4b00 100644
--- a/src/DataProtection/Cryptography.Internal/src/SafeHandles/SecureLocalAllocHandle.cs
+++ b/src/DataProtection/Cryptography.Internal/src/SafeHandles/SecureLocalAllocHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/UnsafeBufferUtil.cs b/src/DataProtection/Cryptography.Internal/src/UnsafeBufferUtil.cs
index c0f5a7959d92..84541cbf3882 100644
--- a/src/DataProtection/Cryptography.Internal/src/UnsafeBufferUtil.cs
+++ b/src/DataProtection/Cryptography.Internal/src/UnsafeBufferUtil.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/DataProtection/Cryptography.Internal/src/UnsafeNativeMethods.cs b/src/DataProtection/Cryptography.Internal/src/UnsafeNativeMethods.cs
index 840ca22daeac..4dc3f50f616b 100644
--- a/src/DataProtection/Cryptography.Internal/src/UnsafeNativeMethods.cs
+++ b/src/DataProtection/Cryptography.Internal/src/UnsafeNativeMethods.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/Cryptography.Internal/src/WeakReferenceHelpers.cs b/src/DataProtection/Cryptography.Internal/src/WeakReferenceHelpers.cs
index e486cab99e9f..d13e461032d5 100644
--- a/src/DataProtection/Cryptography.Internal/src/WeakReferenceHelpers.cs
+++ b/src/DataProtection/Cryptography.Internal/src/WeakReferenceHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/DataProtection/src/ActivatorExtensions.cs b/src/DataProtection/DataProtection/src/ActivatorExtensions.cs
index a485958fc904..d65e7208ead1 100644
--- a/src/DataProtection/DataProtection/src/ActivatorExtensions.cs
+++ b/src/DataProtection/DataProtection/src/ActivatorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/ApplyPolicyAttribute.cs b/src/DataProtection/DataProtection/src/ApplyPolicyAttribute.cs
index f73a745b1e45..7bfbf9e9b229 100644
--- a/src/DataProtection/DataProtection/src/ApplyPolicyAttribute.cs
+++ b/src/DataProtection/DataProtection/src/ApplyPolicyAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/ArraySegmentExtensions.cs b/src/DataProtection/DataProtection/src/ArraySegmentExtensions.cs
index fe59387138a4..e5dc7d4d36a4 100644
--- a/src/DataProtection/DataProtection/src/ArraySegmentExtensions.cs
+++ b/src/DataProtection/DataProtection/src/ArraySegmentExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AlgorithmAssert.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AlgorithmAssert.cs
index cd3dd8432e52..da8a7ed00319 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AlgorithmAssert.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AlgorithmAssert.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AuthenticatedEncryptorExtensions.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AuthenticatedEncryptorExtensions.cs
index 31f31a9a285d..acd10399e96e 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AuthenticatedEncryptorExtensions.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AuthenticatedEncryptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AuthenticatedEncryptorFactory.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AuthenticatedEncryptorFactory.cs
index 64d7712a638d..01cf79930502 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AuthenticatedEncryptorFactory.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/AuthenticatedEncryptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/CngCbcAuthenticatedEncryptorFactory.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/CngCbcAuthenticatedEncryptorFactory.cs
index 58cd9276c08b..cc4ff4751f55 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/CngCbcAuthenticatedEncryptorFactory.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/CngCbcAuthenticatedEncryptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/CngGcmAuthenticatedEncryptorFactory.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/CngGcmAuthenticatedEncryptorFactory.cs
index ef291eaf708d..99790cc21338 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/CngGcmAuthenticatedEncryptorFactory.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/CngGcmAuthenticatedEncryptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AlgorithmConfiguration.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AlgorithmConfiguration.cs
index 9ce578a62024..167b2ead5001 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AlgorithmConfiguration.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AlgorithmConfiguration.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorConfiguration.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorConfiguration.cs
index a421170c5d2a..ccad54650585 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorConfiguration.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorConfiguration.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorDescriptor.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorDescriptor.cs
index f9dd2ca4f44f..701a19efa590 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorDescriptor.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorDescriptorDeserializer.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorDescriptorDeserializer.cs
index 9747bb4e6ecd..3495311d187c 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorDescriptorDeserializer.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/AuthenticatedEncryptorDescriptorDeserializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorConfiguration.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorConfiguration.cs
index d56d7582a12a..7181321e4bdb 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorConfiguration.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorConfiguration.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.Versioning;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorDescriptor.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorDescriptor.cs
index b4e3cf87ff48..31db63e56395 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorDescriptor.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.Versioning;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorDescriptorDeserializer.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorDescriptorDeserializer.cs
index a715a9450dd3..55a8252b561c 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorDescriptorDeserializer.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngCbcAuthenticatedEncryptorDescriptorDeserializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.Versioning;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorConfiguration.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorConfiguration.cs
index bfabc9bddbe4..b088cb3f8bd6 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorConfiguration.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorConfiguration.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.Versioning;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorDescriptor.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorDescriptor.cs
index f80be820214f..7a38b3fbd98b 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorDescriptor.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.Versioning;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorDescriptorDeserializer.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorDescriptorDeserializer.cs
index ae891fe8d69c..ec07344ff590 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorDescriptorDeserializer.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/CngGcmAuthenticatedEncryptorDescriptorDeserializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.Versioning;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IAuthenticatedEncryptorDescriptor.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IAuthenticatedEncryptorDescriptor.cs
index 617692958374..9f8efedd19ad 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IAuthenticatedEncryptorDescriptor.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IAuthenticatedEncryptorDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IAuthenticatedEncryptorDescriptorDeserializer.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IAuthenticatedEncryptorDescriptorDeserializer.cs
index c1db3bcc915e..3d9c9c701a44 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IAuthenticatedEncryptorDescriptorDeserializer.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IAuthenticatedEncryptorDescriptorDeserializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Xml.Linq;
 
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IInternalAlgorithmConfiguration.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IInternalAlgorithmConfiguration.cs
index ede736e99d93..b7dc4e22f1ba 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IInternalAlgorithmConfiguration.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/IInternalAlgorithmConfiguration.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption.ConfigurationModel
 {
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorConfiguration.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorConfiguration.cs
index 38ecbb930e4f..1a0dcfe07986 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorConfiguration.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorConfiguration.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorDescriptor.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorDescriptor.cs
index a1bc73b582c6..da5988c17557 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorDescriptor.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorDescriptorDeserializer.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorDescriptorDeserializer.cs
index 264ca1932012..cdf54255c533 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorDescriptorDeserializer.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/ManagedAuthenticatedEncryptorDescriptorDeserializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/SecretExtensions.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/SecretExtensions.cs
index 4876247762d2..2042d5b5b9b1 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/SecretExtensions.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/SecretExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/XmlExtensions.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/XmlExtensions.cs
index ebae69ecb2b0..76e3142247c1 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/XmlExtensions.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/XmlExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/XmlSerializedDescriptorInfo.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/XmlSerializedDescriptorInfo.cs
index 1b935d8e15f8..c99194786d65 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/XmlSerializedDescriptorInfo.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ConfigurationModel/XmlSerializedDescriptorInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Reflection;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/EncryptionAlgorithm.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/EncryptionAlgorithm.cs
index d6fbf2802017..278f6b109a6c 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/EncryptionAlgorithm.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/EncryptionAlgorithm.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption
 {
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IAuthenticatedEncryptor.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IAuthenticatedEncryptor.cs
index 5ec2fa8444cb..6c166da16e92 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IAuthenticatedEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IAuthenticatedEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IAuthenticatedEncryptorFactory.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IAuthenticatedEncryptorFactory.cs
index 92af08466a18..9b117374ca63 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IAuthenticatedEncryptorFactory.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IAuthenticatedEncryptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.DataProtection.KeyManagement;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IOptimizedAuthenticatedEncryptor.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IOptimizedAuthenticatedEncryptor.cs
index 9d28c112210c..f959eb16ac4e 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IOptimizedAuthenticatedEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/IOptimizedAuthenticatedEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ManagedAuthenticatedEncryptorFactory.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ManagedAuthenticatedEncryptorFactory.cs
index 12382670dbc3..04cfe8e01fbc 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ManagedAuthenticatedEncryptorFactory.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ManagedAuthenticatedEncryptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ValidationAlgorithm.cs b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ValidationAlgorithm.cs
index 520cb707a475..83d1e68bb937 100644
--- a/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ValidationAlgorithm.cs
+++ b/src/DataProtection/DataProtection/src/AuthenticatedEncryption/ValidationAlgorithm.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/BitHelpers.cs b/src/DataProtection/DataProtection/src/BitHelpers.cs
index 65e74150087b..83e92fa16dab 100644
--- a/src/DataProtection/DataProtection/src/BitHelpers.cs
+++ b/src/DataProtection/DataProtection/src/BitHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/DataProtection/DataProtection/src/Cng/BCryptGenRandomImpl.cs b/src/DataProtection/DataProtection/src/Cng/BCryptGenRandomImpl.cs
index 5bdceabb6dd9..e03d749b830b 100644
--- a/src/DataProtection/DataProtection/src/Cng/BCryptGenRandomImpl.cs
+++ b/src/DataProtection/DataProtection/src/Cng/BCryptGenRandomImpl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography.Cng;
diff --git a/src/DataProtection/DataProtection/src/Cng/CbcAuthenticatedEncryptor.cs b/src/DataProtection/DataProtection/src/Cng/CbcAuthenticatedEncryptor.cs
index 72166edf0b42..a3d7c7322654 100644
--- a/src/DataProtection/DataProtection/src/Cng/CbcAuthenticatedEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/Cng/CbcAuthenticatedEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/Cng/CngGcmAuthenticatedEncryptor.cs b/src/DataProtection/DataProtection/src/Cng/CngGcmAuthenticatedEncryptor.cs
index 1566fabba4f4..c7285243ddb1 100644
--- a/src/DataProtection/DataProtection/src/Cng/CngGcmAuthenticatedEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/Cng/CngGcmAuthenticatedEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Cryptography;
 using Microsoft.AspNetCore.Cryptography.Cng;
diff --git a/src/DataProtection/DataProtection/src/Cng/DpapiSecretSerializerHelper.cs b/src/DataProtection/DataProtection/src/Cng/DpapiSecretSerializerHelper.cs
index 2fa693851fe6..f71403f4c8f6 100644
--- a/src/DataProtection/DataProtection/src/Cng/DpapiSecretSerializerHelper.cs
+++ b/src/DataProtection/DataProtection/src/Cng/DpapiSecretSerializerHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/DataProtection/src/Cng/IBCryptGenRandom.cs b/src/DataProtection/DataProtection/src/Cng/IBCryptGenRandom.cs
index e1cf9b7dbe74..459bce01c05d 100644
--- a/src/DataProtection/DataProtection/src/Cng/IBCryptGenRandom.cs
+++ b/src/DataProtection/DataProtection/src/Cng/IBCryptGenRandom.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/Cng/Internal/CngAuthenticatedEncryptorBase.cs b/src/DataProtection/DataProtection/src/Cng/Internal/CngAuthenticatedEncryptorBase.cs
index a6f9bef9eb25..813eacadf9b1 100644
--- a/src/DataProtection/DataProtection/src/Cng/Internal/CngAuthenticatedEncryptorBase.cs
+++ b/src/DataProtection/DataProtection/src/Cng/Internal/CngAuthenticatedEncryptorBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption;
diff --git a/src/DataProtection/DataProtection/src/DataProtectionBuilderExtensions.cs b/src/DataProtection/DataProtection/src/DataProtectionBuilderExtensions.cs
index bc10fc166e7e..65f3aabac442 100644
--- a/src/DataProtection/DataProtection/src/DataProtectionBuilderExtensions.cs
+++ b/src/DataProtection/DataProtection/src/DataProtectionBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/DataProtection/DataProtection/src/DataProtectionOptions.cs b/src/DataProtection/DataProtection/src/DataProtectionOptions.cs
index 68f05984c283..320e7fa6456c 100644
--- a/src/DataProtection/DataProtection/src/DataProtectionOptions.cs
+++ b/src/DataProtection/DataProtection/src/DataProtectionOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/DataProtectionServiceCollectionExtensions.cs b/src/DataProtection/DataProtection/src/DataProtectionServiceCollectionExtensions.cs
index e0709255442e..15b4c04913d4 100644
--- a/src/DataProtection/DataProtection/src/DataProtectionServiceCollectionExtensions.cs
+++ b/src/DataProtection/DataProtection/src/DataProtectionServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/DataProtection/src/DataProtectionUtilityExtensions.cs b/src/DataProtection/DataProtection/src/DataProtectionUtilityExtensions.cs
index 45af825a6cef..d59df6c81bfb 100644
--- a/src/DataProtection/DataProtection/src/DataProtectionUtilityExtensions.cs
+++ b/src/DataProtection/DataProtection/src/DataProtectionUtilityExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/DataProtection/DataProtection/src/EphemeralDataProtectionProvider.cs b/src/DataProtection/DataProtection/src/EphemeralDataProtectionProvider.cs
index 348a41b92521..e5ee542a9a48 100644
--- a/src/DataProtection/DataProtection/src/EphemeralDataProtectionProvider.cs
+++ b/src/DataProtection/DataProtection/src/EphemeralDataProtectionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/DataProtection/src/Error.cs b/src/DataProtection/DataProtection/src/Error.cs
index e0d895319204..808b703e900d 100644
--- a/src/DataProtection/DataProtection/src/Error.cs
+++ b/src/DataProtection/DataProtection/src/Error.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/DataProtection/DataProtection/src/IDataProtectionBuilder.cs b/src/DataProtection/DataProtection/src/IDataProtectionBuilder.cs
index 68db854e74ea..1731735ee2f3 100644
--- a/src/DataProtection/DataProtection/src/IDataProtectionBuilder.cs
+++ b/src/DataProtection/DataProtection/src/IDataProtectionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption.ConfigurationModel;
diff --git a/src/DataProtection/DataProtection/src/IPersistedDataProtector.cs b/src/DataProtection/DataProtection/src/IPersistedDataProtector.cs
index 0e0310cd1ddc..e5181b388c7a 100644
--- a/src/DataProtection/DataProtection/src/IPersistedDataProtector.cs
+++ b/src/DataProtection/DataProtection/src/IPersistedDataProtector.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/IRegistryPolicyResolver.cs b/src/DataProtection/DataProtection/src/IRegistryPolicyResolver.cs
index 937ad262c080..9668cbc609c3 100644
--- a/src/DataProtection/DataProtection/src/IRegistryPolicyResolver.cs
+++ b/src/DataProtection/DataProtection/src/IRegistryPolicyResolver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.DataProtection
 {
diff --git a/src/DataProtection/DataProtection/src/ISecret.cs b/src/DataProtection/DataProtection/src/ISecret.cs
index 4010bc644540..80d90ebb27ce 100644
--- a/src/DataProtection/DataProtection/src/ISecret.cs
+++ b/src/DataProtection/DataProtection/src/ISecret.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/Internal/ContainerUtils.cs b/src/DataProtection/DataProtection/src/Internal/ContainerUtils.cs
index 7e282d482916..73ef36fe1b17 100644
--- a/src/DataProtection/DataProtection/src/Internal/ContainerUtils.cs
+++ b/src/DataProtection/DataProtection/src/Internal/ContainerUtils.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/Internal/DataProtectionBuilder.cs b/src/DataProtection/DataProtection/src/Internal/DataProtectionBuilder.cs
index 53ec101992a7..d0f57e993f09 100644
--- a/src/DataProtection/DataProtection/src/Internal/DataProtectionBuilder.cs
+++ b/src/DataProtection/DataProtection/src/Internal/DataProtectionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/DataProtection/DataProtection/src/Internal/DataProtectionHostedService.cs b/src/DataProtection/DataProtection/src/Internal/DataProtectionHostedService.cs
index c31f56e05903..92856f50d740 100644
--- a/src/DataProtection/DataProtection/src/Internal/DataProtectionHostedService.cs
+++ b/src/DataProtection/DataProtection/src/Internal/DataProtectionHostedService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/DataProtection/DataProtection/src/Internal/DataProtectionOptionsSetup.cs b/src/DataProtection/DataProtection/src/Internal/DataProtectionOptionsSetup.cs
index d5e25b7586c6..701709582e55 100644
--- a/src/DataProtection/DataProtection/src/Internal/DataProtectionOptionsSetup.cs
+++ b/src/DataProtection/DataProtection/src/Internal/DataProtectionOptionsSetup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Options;
diff --git a/src/DataProtection/DataProtection/src/Internal/HostingApplicationDiscriminator.cs b/src/DataProtection/DataProtection/src/Internal/HostingApplicationDiscriminator.cs
index cea933369ea8..940f1e06448b 100644
--- a/src/DataProtection/DataProtection/src/Internal/HostingApplicationDiscriminator.cs
+++ b/src/DataProtection/DataProtection/src/Internal/HostingApplicationDiscriminator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.DataProtection.Infrastructure;
 using Microsoft.Extensions.Hosting;
diff --git a/src/DataProtection/DataProtection/src/Internal/IActivator.cs b/src/DataProtection/DataProtection/src/Internal/IActivator.cs
index 189e2ab3035e..e3bfb214166d 100644
--- a/src/DataProtection/DataProtection/src/Internal/IActivator.cs
+++ b/src/DataProtection/DataProtection/src/Internal/IActivator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/Internal/KeyManagementOptionsSetup.cs b/src/DataProtection/DataProtection/src/Internal/KeyManagementOptionsSetup.cs
index 4db5a0102441..f0bbc12aa866 100644
--- a/src/DataProtection/DataProtection/src/Internal/KeyManagementOptionsSetup.cs
+++ b/src/DataProtection/DataProtection/src/Internal/KeyManagementOptionsSetup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/DefaultKeyResolver.cs b/src/DataProtection/DataProtection/src/KeyManagement/DefaultKeyResolver.cs
index 9b3f99a348c8..adebfb9f6861 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/DefaultKeyResolver.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/DefaultKeyResolver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/DeferredKey.cs b/src/DataProtection/DataProtection/src/KeyManagement/DeferredKey.cs
index 3ec909e992bd..7a34d9713b02 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/DeferredKey.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/DeferredKey.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/IKey.cs b/src/DataProtection/DataProtection/src/KeyManagement/IKey.cs
index 28f9fd62a138..05d73bbf8b73 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/IKey.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/IKey.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/IKeyEscrowSink.cs b/src/DataProtection/DataProtection/src/KeyManagement/IKeyEscrowSink.cs
index 7ef5db38f398..08fae978cee9 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/IKeyEscrowSink.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/IKeyEscrowSink.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/IKeyManager.cs b/src/DataProtection/DataProtection/src/KeyManagement/IKeyManager.cs
index 7f840803ecf4..2d0965158f71 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/IKeyManager.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/IKeyManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/Internal/CacheableKeyRing.cs b/src/DataProtection/DataProtection/src/KeyManagement/Internal/CacheableKeyRing.cs
index f63cb9889a8a..1f2b93c865ef 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/Internal/CacheableKeyRing.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/Internal/CacheableKeyRing.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/Internal/DefaultKeyResolution.cs b/src/DataProtection/DataProtection/src/KeyManagement/Internal/DefaultKeyResolution.cs
index b4c3b7bf2a67..99b19b2ddeed 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/Internal/DefaultKeyResolution.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/Internal/DefaultKeyResolution.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption;
 
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/Internal/ICacheableKeyRingProvider.cs b/src/DataProtection/DataProtection/src/KeyManagement/Internal/ICacheableKeyRingProvider.cs
index 2e677b3fa702..c840110274b9 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/Internal/ICacheableKeyRingProvider.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/Internal/ICacheableKeyRingProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/Internal/IDefaultKeyResolver.cs b/src/DataProtection/DataProtection/src/KeyManagement/Internal/IDefaultKeyResolver.cs
index f891d0d4fbfd..9f2bf8a53fc8 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/Internal/IDefaultKeyResolver.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/Internal/IDefaultKeyResolver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/Internal/IInternalXmlKeyManager.cs b/src/DataProtection/DataProtection/src/KeyManagement/Internal/IInternalXmlKeyManager.cs
index 1433df932701..8a10bb12c0a5 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/Internal/IInternalXmlKeyManager.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/Internal/IInternalXmlKeyManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/Internal/IKeyRing.cs b/src/DataProtection/DataProtection/src/KeyManagement/Internal/IKeyRing.cs
index de701248bb8f..0c38472f0697 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/Internal/IKeyRing.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/Internal/IKeyRing.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/Internal/IKeyRingProvider.cs b/src/DataProtection/DataProtection/src/KeyManagement/Internal/IKeyRingProvider.cs
index e16ccd80ebfa..96ec056ac634 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/Internal/IKeyRingProvider.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/Internal/IKeyRingProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.DataProtection.KeyManagement.Internal
 {
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/Key.cs b/src/DataProtection/DataProtection/src/KeyManagement/Key.cs
index 84569a8e1b22..b7f7ec786808 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/Key.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/Key.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/KeyBase.cs b/src/DataProtection/DataProtection/src/KeyManagement/KeyBase.cs
index 8c1dd15eeb8c..05fcf9656010 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/KeyBase.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/KeyBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/KeyEscrowServiceProviderExtensions.cs b/src/DataProtection/DataProtection/src/KeyManagement/KeyEscrowServiceProviderExtensions.cs
index 3625604b4481..300bbec76492 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/KeyEscrowServiceProviderExtensions.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/KeyEscrowServiceProviderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/KeyExtensions.cs b/src/DataProtection/DataProtection/src/KeyManagement/KeyExtensions.cs
index 5cd05bdb9b5b..22769ded1a1a 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/KeyExtensions.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/KeyExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/KeyManagementOptions.cs b/src/DataProtection/DataProtection/src/KeyManagement/KeyManagementOptions.cs
index 592aeea7b770..3b0b090e093f 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/KeyManagementOptions.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/KeyManagementOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/KeyRing.cs b/src/DataProtection/DataProtection/src/KeyManagement/KeyRing.cs
index edb8927bf303..0763a2668e23 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/KeyRing.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/KeyRing.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/KeyRingBasedDataProtectionProvider.cs b/src/DataProtection/DataProtection/src/KeyManagement/KeyRingBasedDataProtectionProvider.cs
index f7f785cc3bce..94fda187e5ee 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/KeyRingBasedDataProtectionProvider.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/KeyRingBasedDataProtectionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.DataProtection.KeyManagement.Internal;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/KeyRingBasedDataProtector.cs b/src/DataProtection/DataProtection/src/KeyManagement/KeyRingBasedDataProtector.cs
index a5ce5e593a4a..234c61883223 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/KeyRingBasedDataProtector.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/KeyRingBasedDataProtector.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/KeyRingProvider.cs b/src/DataProtection/DataProtection/src/KeyManagement/KeyRingProvider.cs
index 8827193369ff..e26ca3608d3c 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/KeyRingProvider.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/KeyRingProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/KeyManagement/XmlKeyManager.cs b/src/DataProtection/DataProtection/src/KeyManagement/XmlKeyManager.cs
index a72735e13762..bb71aefce677 100644
--- a/src/DataProtection/DataProtection/src/KeyManagement/XmlKeyManager.cs
+++ b/src/DataProtection/DataProtection/src/KeyManagement/XmlKeyManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/LoggingExtensions.cs b/src/DataProtection/DataProtection/src/LoggingExtensions.cs
index 909d05008dc3..6f48b65cb4e2 100644
--- a/src/DataProtection/DataProtection/src/LoggingExtensions.cs
+++ b/src/DataProtection/DataProtection/src/LoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/DataProtection/DataProtection/src/LoggingServiceProviderExtensions.cs b/src/DataProtection/DataProtection/src/LoggingServiceProviderExtensions.cs
index fb3c6761ec76..1a0f75d67a2a 100644
--- a/src/DataProtection/DataProtection/src/LoggingServiceProviderExtensions.cs
+++ b/src/DataProtection/DataProtection/src/LoggingServiceProviderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/DataProtection/DataProtection/src/Managed/AesGcmAuthenticatedEncryptor.cs b/src/DataProtection/DataProtection/src/Managed/AesGcmAuthenticatedEncryptor.cs
index d883dfeaaaed..a49e7c4a755a 100644
--- a/src/DataProtection/DataProtection/src/Managed/AesGcmAuthenticatedEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/Managed/AesGcmAuthenticatedEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #if NETCOREAPP
 using System;
diff --git a/src/DataProtection/DataProtection/src/Managed/HashAlgorithmExtensions.cs b/src/DataProtection/DataProtection/src/Managed/HashAlgorithmExtensions.cs
index af854158ecf8..1662f240ad9b 100644
--- a/src/DataProtection/DataProtection/src/Managed/HashAlgorithmExtensions.cs
+++ b/src/DataProtection/DataProtection/src/Managed/HashAlgorithmExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/Managed/IManagedGenRandom.cs b/src/DataProtection/DataProtection/src/Managed/IManagedGenRandom.cs
index 1d08f1e7d89e..0bef60b55705 100644
--- a/src/DataProtection/DataProtection/src/Managed/IManagedGenRandom.cs
+++ b/src/DataProtection/DataProtection/src/Managed/IManagedGenRandom.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/Managed/ManagedAuthenticatedEncryptor.cs b/src/DataProtection/DataProtection/src/Managed/ManagedAuthenticatedEncryptor.cs
index d9c806fa362c..40dc29f113e1 100644
--- a/src/DataProtection/DataProtection/src/Managed/ManagedAuthenticatedEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/Managed/ManagedAuthenticatedEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/DataProtection/DataProtection/src/Managed/ManagedGenRandomImpl.cs b/src/DataProtection/DataProtection/src/Managed/ManagedGenRandomImpl.cs
index c94c2f21f51a..e0607844a0e0 100644
--- a/src/DataProtection/DataProtection/src/Managed/ManagedGenRandomImpl.cs
+++ b/src/DataProtection/DataProtection/src/Managed/ManagedGenRandomImpl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/Managed/SymmetricAlgorithmExtensions.cs b/src/DataProtection/DataProtection/src/Managed/SymmetricAlgorithmExtensions.cs
index d411ce26c020..6b42ac423019 100644
--- a/src/DataProtection/DataProtection/src/Managed/SymmetricAlgorithmExtensions.cs
+++ b/src/DataProtection/DataProtection/src/Managed/SymmetricAlgorithmExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/MemoryProtection.cs b/src/DataProtection/DataProtection/src/MemoryProtection.cs
index be87e3cde512..a669e737fe39 100644
--- a/src/DataProtection/DataProtection/src/MemoryProtection.cs
+++ b/src/DataProtection/DataProtection/src/MemoryProtection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/DataProtection/DataProtection/src/Properties/AssemblyInfo.cs b/src/DataProtection/DataProtection/src/Properties/AssemblyInfo.cs
index 91ed1f1d5379..40685c09f18a 100644
--- a/src/DataProtection/DataProtection/src/Properties/AssemblyInfo.cs
+++ b/src/DataProtection/DataProtection/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/DataProtection/DataProtection/src/RegistryPolicy.cs b/src/DataProtection/DataProtection/src/RegistryPolicy.cs
index 907ff904642b..9b12cb4d5f24 100644
--- a/src/DataProtection/DataProtection/src/RegistryPolicy.cs
+++ b/src/DataProtection/DataProtection/src/RegistryPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.DataProtection.AuthenticatedEncryption.ConfigurationModel;
diff --git a/src/DataProtection/DataProtection/src/RegistryPolicyResolver.cs b/src/DataProtection/DataProtection/src/RegistryPolicyResolver.cs
index 411869755ba1..c6988c48bafa 100644
--- a/src/DataProtection/DataProtection/src/RegistryPolicyResolver.cs
+++ b/src/DataProtection/DataProtection/src/RegistryPolicyResolver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/Repositories/DefaultKeyStorageDirectories.cs b/src/DataProtection/DataProtection/src/Repositories/DefaultKeyStorageDirectories.cs
index 7a038b3bfabd..c917200279f2 100644
--- a/src/DataProtection/DataProtection/src/Repositories/DefaultKeyStorageDirectories.cs
+++ b/src/DataProtection/DataProtection/src/Repositories/DefaultKeyStorageDirectories.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/DataProtection/DataProtection/src/Repositories/EphemeralXmlRepository.cs b/src/DataProtection/DataProtection/src/Repositories/EphemeralXmlRepository.cs
index 17c7156b8d7c..eea900083b5f 100644
--- a/src/DataProtection/DataProtection/src/Repositories/EphemeralXmlRepository.cs
+++ b/src/DataProtection/DataProtection/src/Repositories/EphemeralXmlRepository.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/Repositories/FileSystemXmlRepository.cs b/src/DataProtection/DataProtection/src/Repositories/FileSystemXmlRepository.cs
index 5f40498717c5..e495f45e4725 100644
--- a/src/DataProtection/DataProtection/src/Repositories/FileSystemXmlRepository.cs
+++ b/src/DataProtection/DataProtection/src/Repositories/FileSystemXmlRepository.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/Repositories/IDefaultKeyStorageDirectory.cs b/src/DataProtection/DataProtection/src/Repositories/IDefaultKeyStorageDirectory.cs
index 809efdc6eea9..948131961574 100644
--- a/src/DataProtection/DataProtection/src/Repositories/IDefaultKeyStorageDirectory.cs
+++ b/src/DataProtection/DataProtection/src/Repositories/IDefaultKeyStorageDirectory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 
diff --git a/src/DataProtection/DataProtection/src/Repositories/IXmlRepository.cs b/src/DataProtection/DataProtection/src/Repositories/IXmlRepository.cs
index d62422d55ee0..61a1170e0476 100644
--- a/src/DataProtection/DataProtection/src/Repositories/IXmlRepository.cs
+++ b/src/DataProtection/DataProtection/src/Repositories/IXmlRepository.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/Repositories/RegistryXmlRepository.cs b/src/DataProtection/DataProtection/src/Repositories/RegistryXmlRepository.cs
index 98ba16480696..73de0df46fc0 100644
--- a/src/DataProtection/DataProtection/src/Repositories/RegistryXmlRepository.cs
+++ b/src/DataProtection/DataProtection/src/Repositories/RegistryXmlRepository.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/SP800_108/ISP800_108_CTR_HMACSHA512Provider.cs b/src/DataProtection/DataProtection/src/SP800_108/ISP800_108_CTR_HMACSHA512Provider.cs
index f7e6aecdb1f8..d67216437edd 100644
--- a/src/DataProtection/DataProtection/src/SP800_108/ISP800_108_CTR_HMACSHA512Provider.cs
+++ b/src/DataProtection/DataProtection/src/SP800_108/ISP800_108_CTR_HMACSHA512Provider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/SP800_108/ManagedSP800_108_CTR_HMACSHA512.cs b/src/DataProtection/DataProtection/src/SP800_108/ManagedSP800_108_CTR_HMACSHA512.cs
index 8962e90a2bde..c90f3f4d99de 100644
--- a/src/DataProtection/DataProtection/src/SP800_108/ManagedSP800_108_CTR_HMACSHA512.cs
+++ b/src/DataProtection/DataProtection/src/SP800_108/ManagedSP800_108_CTR_HMACSHA512.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/SP800_108/SP800_108_CTR_HMACSHA512Extensions.cs b/src/DataProtection/DataProtection/src/SP800_108/SP800_108_CTR_HMACSHA512Extensions.cs
index 900ff8e658cb..9d1814a833de 100644
--- a/src/DataProtection/DataProtection/src/SP800_108/SP800_108_CTR_HMACSHA512Extensions.cs
+++ b/src/DataProtection/DataProtection/src/SP800_108/SP800_108_CTR_HMACSHA512Extensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/SP800_108/SP800_108_CTR_HMACSHA512Util.cs b/src/DataProtection/DataProtection/src/SP800_108/SP800_108_CTR_HMACSHA512Util.cs
index c28af6f0a335..fc8ac30007e0 100644
--- a/src/DataProtection/DataProtection/src/SP800_108/SP800_108_CTR_HMACSHA512Util.cs
+++ b/src/DataProtection/DataProtection/src/SP800_108/SP800_108_CTR_HMACSHA512Util.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/SP800_108/Win7SP800_108_CTR_HMACSHA512Provider.cs b/src/DataProtection/DataProtection/src/SP800_108/Win7SP800_108_CTR_HMACSHA512Provider.cs
index a2143ff8720d..03ba9d4ca81d 100644
--- a/src/DataProtection/DataProtection/src/SP800_108/Win7SP800_108_CTR_HMACSHA512Provider.cs
+++ b/src/DataProtection/DataProtection/src/SP800_108/Win7SP800_108_CTR_HMACSHA512Provider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/SP800_108/Win8SP800_108_CTR_HMACSHA512Provider.cs b/src/DataProtection/DataProtection/src/SP800_108/Win8SP800_108_CTR_HMACSHA512Provider.cs
index be7fe7c91710..6627c3c68c37 100644
--- a/src/DataProtection/DataProtection/src/SP800_108/Win8SP800_108_CTR_HMACSHA512Provider.cs
+++ b/src/DataProtection/DataProtection/src/SP800_108/Win8SP800_108_CTR_HMACSHA512Provider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/Secret.cs b/src/DataProtection/DataProtection/src/Secret.cs
index ac3f71dc5553..da5dfc3b54fd 100644
--- a/src/DataProtection/DataProtection/src/Secret.cs
+++ b/src/DataProtection/DataProtection/src/Secret.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/SimpleActivator.cs b/src/DataProtection/DataProtection/src/SimpleActivator.cs
index cbcba6bf7632..03cc6b5c87e5 100644
--- a/src/DataProtection/DataProtection/src/SimpleActivator.cs
+++ b/src/DataProtection/DataProtection/src/SimpleActivator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Reflection;
diff --git a/src/DataProtection/DataProtection/src/TypeExtensions.cs b/src/DataProtection/DataProtection/src/TypeExtensions.cs
index 0e35c06a6b92..f0f0fd62eabb 100644
--- a/src/DataProtection/DataProtection/src/TypeExtensions.cs
+++ b/src/DataProtection/DataProtection/src/TypeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Reflection;
diff --git a/src/DataProtection/DataProtection/src/TypeForwardingActivator.cs b/src/DataProtection/DataProtection/src/TypeForwardingActivator.cs
index 6f9e1bf02280..88c08894b199 100644
--- a/src/DataProtection/DataProtection/src/TypeForwardingActivator.cs
+++ b/src/DataProtection/DataProtection/src/TypeForwardingActivator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/DataProtection/DataProtection/src/XmlConstants.cs b/src/DataProtection/DataProtection/src/XmlConstants.cs
index 9908e8e13884..5d0aaed8f6ac 100644
--- a/src/DataProtection/DataProtection/src/XmlConstants.cs
+++ b/src/DataProtection/DataProtection/src/XmlConstants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/CertificateResolver.cs b/src/DataProtection/DataProtection/src/XmlEncryption/CertificateResolver.cs
index a5d2036c29b6..4b7becbb0c6b 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/CertificateResolver.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/CertificateResolver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/CertificateXmlEncryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/CertificateXmlEncryptor.cs
index 927f1bbdfbf0..0ec839e603b0 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/CertificateXmlEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/CertificateXmlEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGProtectionDescriptorFlags.cs b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGProtectionDescriptorFlags.cs
index e0d3fafe6217..84a8846dc586 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGProtectionDescriptorFlags.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGProtectionDescriptorFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGXmlDecryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGXmlDecryptor.cs
index baaedf3e5232..2d6938a3b8f6 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGXmlDecryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGXmlDecryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGXmlEncryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGXmlEncryptor.cs
index 85234a2e3e21..ff0e04e0270f 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGXmlEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiNGXmlEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiXmlDecryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiXmlDecryptor.cs
index 4d7a8922692d..7f668feb1d13 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiXmlDecryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiXmlDecryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiXmlEncryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiXmlEncryptor.cs
index cd842f1acd23..28023b282158 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/DpapiXmlEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/DpapiXmlEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.Versioning;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/EncryptedXmlDecryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/EncryptedXmlDecryptor.cs
index b913dd465353..e549cce33d71 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/EncryptedXmlDecryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/EncryptedXmlDecryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/EncryptedXmlInfo.cs b/src/DataProtection/DataProtection/src/XmlEncryption/EncryptedXmlInfo.cs
index 17e2a01e4efd..701fc8eed79e 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/EncryptedXmlInfo.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/EncryptedXmlInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Reflection;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/ICertificateResolver.cs b/src/DataProtection/DataProtection/src/XmlEncryption/ICertificateResolver.cs
index b6d35215b4f3..b887f0273927 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/ICertificateResolver.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/ICertificateResolver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Cryptography.X509Certificates;
 
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/IInternalCertificateXmlEncryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/IInternalCertificateXmlEncryptor.cs
index ef9fe716485a..f9171b81169f 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/IInternalCertificateXmlEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/IInternalCertificateXmlEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/IInternalEncryptedXmlDecryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/IInternalEncryptedXmlDecryptor.cs
index 79fc0481ede2..dde406e1fbaf 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/IInternalEncryptedXmlDecryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/IInternalEncryptedXmlDecryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography.Xml;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/IXmlDecryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/IXmlDecryptor.cs
index 1ada323d21bf..23bb0421b8f2 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/IXmlDecryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/IXmlDecryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Xml.Linq;
 
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/IXmlEncryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/IXmlEncryptor.cs
index 40a87d1a8d8e..ba39015518c8 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/IXmlEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/IXmlEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Xml.Linq;
 
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/NullXmlDecryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/NullXmlDecryptor.cs
index a63c0f296390..8c2a4155625f 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/NullXmlDecryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/NullXmlDecryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/NullXmlEncryptor.cs b/src/DataProtection/DataProtection/src/XmlEncryption/NullXmlEncryptor.cs
index 03965b2a2bf1..1f7775f7b1ca 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/NullXmlEncryptor.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/NullXmlEncryptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/XmlEncryptionExtensions.cs b/src/DataProtection/DataProtection/src/XmlEncryption/XmlEncryptionExtensions.cs
index 64dc4747afd9..c2998ef9890c 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/XmlEncryptionExtensions.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/XmlEncryptionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/XmlEncryption/XmlKeyDecryptionOptions.cs b/src/DataProtection/DataProtection/src/XmlEncryption/XmlKeyDecryptionOptions.cs
index 542077008902..cb81302e053e 100644
--- a/src/DataProtection/DataProtection/src/XmlEncryption/XmlKeyDecryptionOptions.cs
+++ b/src/DataProtection/DataProtection/src/XmlEncryption/XmlKeyDecryptionOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/DataProtection/DataProtection/src/XmlExtensions.cs b/src/DataProtection/DataProtection/src/XmlExtensions.cs
index bc08eb2b3db7..6189340d1c1a 100644
--- a/src/DataProtection/DataProtection/src/XmlExtensions.cs
+++ b/src/DataProtection/DataProtection/src/XmlExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml.Linq;
diff --git a/src/DataProtection/shared/src/EncodingUtil.cs b/src/DataProtection/shared/src/EncodingUtil.cs
index 67b99eac3bd6..2ff96243a383 100644
--- a/src/DataProtection/shared/src/EncodingUtil.cs
+++ b/src/DataProtection/shared/src/EncodingUtil.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/DataProtection/shared/src/ExceptionExtensions.cs b/src/DataProtection/shared/src/ExceptionExtensions.cs
index f441935d13d4..df29ea9f725f 100644
--- a/src/DataProtection/shared/src/ExceptionExtensions.cs
+++ b/src/DataProtection/shared/src/ExceptionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/DefaultBuilder/src/ForwardedHeadersStartupFilter.cs b/src/DefaultBuilder/src/ForwardedHeadersStartupFilter.cs
index 513aa5acc1fc..68814230718e 100644
--- a/src/DefaultBuilder/src/ForwardedHeadersStartupFilter.cs
+++ b/src/DefaultBuilder/src/ForwardedHeadersStartupFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/DefaultBuilder/src/GenericHostBuilderExtensions.cs b/src/DefaultBuilder/src/GenericHostBuilderExtensions.cs
index ccf7c3821c44..df93e7e3e894 100644
--- a/src/DefaultBuilder/src/GenericHostBuilderExtensions.cs
+++ b/src/DefaultBuilder/src/GenericHostBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/DefaultBuilder/src/HostFilteringStartupFilter.cs b/src/DefaultBuilder/src/HostFilteringStartupFilter.cs
index 56c6d9c34fe3..852897c08c1b 100644
--- a/src/DefaultBuilder/src/HostFilteringStartupFilter.cs
+++ b/src/DefaultBuilder/src/HostFilteringStartupFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/DefaultBuilder/src/WebHost.cs b/src/DefaultBuilder/src/WebHost.cs
index 284c5a64a859..7514d85b7707 100644
--- a/src/DefaultBuilder/src/WebHost.cs
+++ b/src/DefaultBuilder/src/WebHost.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/Abstractions/src/EnvironmentName.cs b/src/Hosting/Abstractions/src/EnvironmentName.cs
index c881a52b3cdf..f092fe490db4 100644
--- a/src/Hosting/Abstractions/src/EnvironmentName.cs
+++ b/src/Hosting/Abstractions/src/EnvironmentName.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Hosting
 {
diff --git a/src/Hosting/Abstractions/src/HostingAbstractionsWebHostBuilderExtensions.cs b/src/Hosting/Abstractions/src/HostingAbstractionsWebHostBuilderExtensions.cs
index b89e0d6263c0..3dde95f3af9b 100644
--- a/src/Hosting/Abstractions/src/HostingAbstractionsWebHostBuilderExtensions.cs
+++ b/src/Hosting/Abstractions/src/HostingAbstractionsWebHostBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Hosting/Abstractions/src/HostingEnvironmentExtensions.cs b/src/Hosting/Abstractions/src/HostingEnvironmentExtensions.cs
index 5a3149bcb34a..019db0b34be5 100644
--- a/src/Hosting/Abstractions/src/HostingEnvironmentExtensions.cs
+++ b/src/Hosting/Abstractions/src/HostingEnvironmentExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Hosting/Abstractions/src/HostingStartupAttribute.cs b/src/Hosting/Abstractions/src/HostingStartupAttribute.cs
index eb179ae2891f..23a18cd27711 100644
--- a/src/Hosting/Abstractions/src/HostingStartupAttribute.cs
+++ b/src/Hosting/Abstractions/src/HostingStartupAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Hosting/Abstractions/src/IApplicationLifetime.cs b/src/Hosting/Abstractions/src/IApplicationLifetime.cs
index 38f3eb43c4a7..92e895864023 100644
--- a/src/Hosting/Abstractions/src/IApplicationLifetime.cs
+++ b/src/Hosting/Abstractions/src/IApplicationLifetime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 
diff --git a/src/Hosting/Abstractions/src/IHostingEnvironment.cs b/src/Hosting/Abstractions/src/IHostingEnvironment.cs
index 18133a7f7e58..5d0828840a41 100644
--- a/src/Hosting/Abstractions/src/IHostingEnvironment.cs
+++ b/src/Hosting/Abstractions/src/IHostingEnvironment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.FileProviders;
 
diff --git a/src/Hosting/Abstractions/src/IHostingStartup.cs b/src/Hosting/Abstractions/src/IHostingStartup.cs
index e65ed18fb63f..250b0d2b75b4 100644
--- a/src/Hosting/Abstractions/src/IHostingStartup.cs
+++ b/src/Hosting/Abstractions/src/IHostingStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Hosting/Abstractions/src/IStartup.cs b/src/Hosting/Abstractions/src/IStartup.cs
index 3ccd7e513070..485139b3e44c 100644
--- a/src/Hosting/Abstractions/src/IStartup.cs
+++ b/src/Hosting/Abstractions/src/IStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Hosting/Abstractions/src/IStartupConfigureContainerFilter.cs b/src/Hosting/Abstractions/src/IStartupConfigureContainerFilter.cs
index 6866fc6f3644..fc7ad7de1e2c 100644
--- a/src/Hosting/Abstractions/src/IStartupConfigureContainerFilter.cs
+++ b/src/Hosting/Abstractions/src/IStartupConfigureContainerFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Hosting/Abstractions/src/IStartupConfigureServicesFilter.cs b/src/Hosting/Abstractions/src/IStartupConfigureServicesFilter.cs
index ee04264cf617..56d1e97cb412 100644
--- a/src/Hosting/Abstractions/src/IStartupConfigureServicesFilter.cs
+++ b/src/Hosting/Abstractions/src/IStartupConfigureServicesFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Hosting/Abstractions/src/IStartupFilter.cs b/src/Hosting/Abstractions/src/IStartupFilter.cs
index b6f6bf3ac170..5bb6132d5d3a 100644
--- a/src/Hosting/Abstractions/src/IStartupFilter.cs
+++ b/src/Hosting/Abstractions/src/IStartupFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Hosting/Abstractions/src/IWebHost.cs b/src/Hosting/Abstractions/src/IWebHost.cs
index a9f84eecdcba..b41ee34c741f 100644
--- a/src/Hosting/Abstractions/src/IWebHost.cs
+++ b/src/Hosting/Abstractions/src/IWebHost.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Hosting/Abstractions/src/IWebHostBuilder.cs b/src/Hosting/Abstractions/src/IWebHostBuilder.cs
index 1e67c11ad8c2..e980413819ed 100644
--- a/src/Hosting/Abstractions/src/IWebHostBuilder.cs
+++ b/src/Hosting/Abstractions/src/IWebHostBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Configuration;
diff --git a/src/Hosting/Abstractions/src/IWebHostEnvironment.cs b/src/Hosting/Abstractions/src/IWebHostEnvironment.cs
index d07103fe2dbd..b1cc2f8b2994 100644
--- a/src/Hosting/Abstractions/src/IWebHostEnvironment.cs
+++ b/src/Hosting/Abstractions/src/IWebHostEnvironment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.FileProviders;
 using Microsoft.Extensions.Hosting;
diff --git a/src/Hosting/Abstractions/src/WebHostBuilderContext.cs b/src/Hosting/Abstractions/src/WebHostBuilderContext.cs
index 3f874154db12..db35357c5cc3 100644
--- a/src/Hosting/Abstractions/src/WebHostBuilderContext.cs
+++ b/src/Hosting/Abstractions/src/WebHostBuilderContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.Configuration;
 
diff --git a/src/Hosting/Abstractions/src/WebHostDefaults.cs b/src/Hosting/Abstractions/src/WebHostDefaults.cs
index 3e5fc5d537ec..8886104748d5 100644
--- a/src/Hosting/Abstractions/src/WebHostDefaults.cs
+++ b/src/Hosting/Abstractions/src/WebHostDefaults.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Hosting
 {
diff --git a/src/Hosting/Hosting/src/Builder/ApplicationBuilderFactory.cs b/src/Hosting/Hosting/src/Builder/ApplicationBuilderFactory.cs
index c801c9efb9cb..724784534d4e 100644
--- a/src/Hosting/Hosting/src/Builder/ApplicationBuilderFactory.cs
+++ b/src/Hosting/Hosting/src/Builder/ApplicationBuilderFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Hosting/Hosting/src/Builder/IApplicationBuilderFactory.cs b/src/Hosting/Hosting/src/Builder/IApplicationBuilderFactory.cs
index 06f84af29d9f..621241b00469 100644
--- a/src/Hosting/Hosting/src/Builder/IApplicationBuilderFactory.cs
+++ b/src/Hosting/Hosting/src/Builder/IApplicationBuilderFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Hosting/Hosting/src/GenericHost/GenericWebHostApplicationLifetime.cs b/src/Hosting/Hosting/src/GenericHost/GenericWebHostApplicationLifetime.cs
index d1609fe77160..dda1b01acc80 100644
--- a/src/Hosting/Hosting/src/GenericHost/GenericWebHostApplicationLifetime.cs
+++ b/src/Hosting/Hosting/src/GenericHost/GenericWebHostApplicationLifetime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 using Microsoft.Extensions.Hosting;
diff --git a/src/Hosting/Hosting/src/GenericHost/GenericWebHostBuilder.cs b/src/Hosting/Hosting/src/GenericHost/GenericWebHostBuilder.cs
index 0629eb2bc785..68c03151cc1b 100644
--- a/src/Hosting/Hosting/src/GenericHost/GenericWebHostBuilder.cs
+++ b/src/Hosting/Hosting/src/GenericHost/GenericWebHostBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Hosting/src/GenericHost/GenericWebHostServiceOptions.cs b/src/Hosting/Hosting/src/GenericHost/GenericWebHostServiceOptions.cs
index b3f7b51d47ea..f1c09cc344fe 100644
--- a/src/Hosting/Hosting/src/GenericHost/GenericWebHostServiceOptions.cs
+++ b/src/Hosting/Hosting/src/GenericHost/GenericWebHostServiceOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Hosting/Hosting/src/GenericHost/GenericWebHostedService.cs b/src/Hosting/Hosting/src/GenericHost/GenericWebHostedService.cs
index 2bd1d1fcf43f..40d09cb38760 100644
--- a/src/Hosting/Hosting/src/GenericHost/GenericWebHostedService.cs
+++ b/src/Hosting/Hosting/src/GenericHost/GenericWebHostedService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Hosting/src/GenericHost/HostingStartupWebHostBuilder.cs b/src/Hosting/Hosting/src/GenericHost/HostingStartupWebHostBuilder.cs
index ea7b69454503..52a2e8b3c5c2 100644
--- a/src/Hosting/Hosting/src/GenericHost/HostingStartupWebHostBuilder.cs
+++ b/src/Hosting/Hosting/src/GenericHost/HostingStartupWebHostBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Hosting/Hosting/src/GenericHost/ISupportsStartup.cs b/src/Hosting/Hosting/src/GenericHost/ISupportsStartup.cs
index 360c3da631d4..019fff2c9758 100644
--- a/src/Hosting/Hosting/src/GenericHost/ISupportsStartup.cs
+++ b/src/Hosting/Hosting/src/GenericHost/ISupportsStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Hosting/Hosting/src/GenericHost/ISupportsUseDefaultServiceProvider.cs b/src/Hosting/Hosting/src/GenericHost/ISupportsUseDefaultServiceProvider.cs
index 4500e9408fce..395365adb756 100644
--- a/src/Hosting/Hosting/src/GenericHost/ISupportsUseDefaultServiceProvider.cs
+++ b/src/Hosting/Hosting/src/GenericHost/ISupportsUseDefaultServiceProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Hosting/Hosting/src/GenericHostWebHostBuilderExtensions.cs b/src/Hosting/Hosting/src/GenericHostWebHostBuilderExtensions.cs
index 9c01854ce30a..578fd23432d0 100644
--- a/src/Hosting/Hosting/src/GenericHostWebHostBuilderExtensions.cs
+++ b/src/Hosting/Hosting/src/GenericHostWebHostBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Hosting/Hosting/src/Http/DefaultHttpContextFactory.cs b/src/Hosting/Hosting/src/Http/DefaultHttpContextFactory.cs
index 6ee37986e8ad..075be9b05b8b 100644
--- a/src/Hosting/Hosting/src/Http/DefaultHttpContextFactory.cs
+++ b/src/Hosting/Hosting/src/Http/DefaultHttpContextFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Hosting/Hosting/src/Internal/ApplicationLifetime.cs b/src/Hosting/Hosting/src/Internal/ApplicationLifetime.cs
index 20fdaf428686..fd3e115f8fc3 100644
--- a/src/Hosting/Hosting/src/Internal/ApplicationLifetime.cs
+++ b/src/Hosting/Hosting/src/Internal/ApplicationLifetime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Hosting/Hosting/src/Internal/ConfigureBuilder.cs b/src/Hosting/Hosting/src/Internal/ConfigureBuilder.cs
index b3086afeafc7..016ce79a55a9 100644
--- a/src/Hosting/Hosting/src/Internal/ConfigureBuilder.cs
+++ b/src/Hosting/Hosting/src/Internal/ConfigureBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Hosting/Hosting/src/Internal/ConfigureContainerBuilder.cs b/src/Hosting/Hosting/src/Internal/ConfigureContainerBuilder.cs
index 6dc53ad8ad35..c3230a3f74c3 100644
--- a/src/Hosting/Hosting/src/Internal/ConfigureContainerBuilder.cs
+++ b/src/Hosting/Hosting/src/Internal/ConfigureContainerBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Hosting/src/Internal/ConfigureServicesBuilder.cs b/src/Hosting/Hosting/src/Internal/ConfigureServicesBuilder.cs
index 71fbe133938e..a24390126163 100644
--- a/src/Hosting/Hosting/src/Internal/ConfigureServicesBuilder.cs
+++ b/src/Hosting/Hosting/src/Internal/ConfigureServicesBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Hosting/Hosting/src/Internal/ErrorPageBuilder.cs b/src/Hosting/Hosting/src/Internal/ErrorPageBuilder.cs
index c3da3758ac86..371aeddb1fec 100644
--- a/src/Hosting/Hosting/src/Internal/ErrorPageBuilder.cs
+++ b/src/Hosting/Hosting/src/Internal/ErrorPageBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Hosting/src/Internal/HostedServiceExecutor.cs b/src/Hosting/Hosting/src/Internal/HostedServiceExecutor.cs
index 744410e98a09..2a8e80018c8e 100644
--- a/src/Hosting/Hosting/src/Internal/HostedServiceExecutor.cs
+++ b/src/Hosting/Hosting/src/Internal/HostedServiceExecutor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Hosting/src/Internal/HostingApplication.cs b/src/Hosting/Hosting/src/Internal/HostingApplication.cs
index b186a9227c5a..496116212f3d 100644
--- a/src/Hosting/Hosting/src/Internal/HostingApplication.cs
+++ b/src/Hosting/Hosting/src/Internal/HostingApplication.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Hosting/src/Internal/HostingApplicationDiagnostics.cs b/src/Hosting/Hosting/src/Internal/HostingApplicationDiagnostics.cs
index 5b4f058d6515..27cd04fbb516 100644
--- a/src/Hosting/Hosting/src/Internal/HostingApplicationDiagnostics.cs
+++ b/src/Hosting/Hosting/src/Internal/HostingApplicationDiagnostics.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Hosting/src/Internal/HostingEnvironment.cs b/src/Hosting/Hosting/src/Internal/HostingEnvironment.cs
index 38a374dd57a7..16b27a2fb971 100644
--- a/src/Hosting/Hosting/src/Internal/HostingEnvironment.cs
+++ b/src/Hosting/Hosting/src/Internal/HostingEnvironment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.FileProviders;
 
diff --git a/src/Hosting/Hosting/src/Internal/HostingEnvironmentExtensions.cs b/src/Hosting/Hosting/src/Internal/HostingEnvironmentExtensions.cs
index 2b8b316f279f..71608d2db7de 100644
--- a/src/Hosting/Hosting/src/Internal/HostingEnvironmentExtensions.cs
+++ b/src/Hosting/Hosting/src/Internal/HostingEnvironmentExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/Hosting/src/Internal/HostingEventSource.cs b/src/Hosting/Hosting/src/Internal/HostingEventSource.cs
index afd9b8bec10b..2eea77849ca2 100644
--- a/src/Hosting/Hosting/src/Internal/HostingEventSource.cs
+++ b/src/Hosting/Hosting/src/Internal/HostingEventSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.Tracing;
diff --git a/src/Hosting/Hosting/src/Internal/HostingLoggerExtensions.cs b/src/Hosting/Hosting/src/Internal/HostingLoggerExtensions.cs
index c8902d659e4d..76f475bed484 100644
--- a/src/Hosting/Hosting/src/Internal/HostingLoggerExtensions.cs
+++ b/src/Hosting/Hosting/src/Internal/HostingLoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Hosting/Hosting/src/Internal/HostingRequestFinishedLog.cs b/src/Hosting/Hosting/src/Internal/HostingRequestFinishedLog.cs
index 8525182e3095..6a7bcaa85c2f 100644
--- a/src/Hosting/Hosting/src/Internal/HostingRequestFinishedLog.cs
+++ b/src/Hosting/Hosting/src/Internal/HostingRequestFinishedLog.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Hosting/Hosting/src/Internal/HostingRequestStartingLog.cs b/src/Hosting/Hosting/src/Internal/HostingRequestStartingLog.cs
index b35f6914f81d..08bb66ffc4bb 100644
--- a/src/Hosting/Hosting/src/Internal/HostingRequestStartingLog.cs
+++ b/src/Hosting/Hosting/src/Internal/HostingRequestStartingLog.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Hosting/Hosting/src/Internal/LoggerEventIds.cs b/src/Hosting/Hosting/src/Internal/LoggerEventIds.cs
index da4bdd9f60c0..acd01e990417 100644
--- a/src/Hosting/Hosting/src/Internal/LoggerEventIds.cs
+++ b/src/Hosting/Hosting/src/Internal/LoggerEventIds.cs
@@ -1,5 +1,6 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using Microsoft.Extensions.Logging;
 
 namespace Microsoft.AspNetCore.Hosting
diff --git a/src/Hosting/Hosting/src/Internal/MethodInfoExtensions.cs b/src/Hosting/Hosting/src/Internal/MethodInfoExtensions.cs
index 32e480374a42..0c433bc459da 100644
--- a/src/Hosting/Hosting/src/Internal/MethodInfoExtensions.cs
+++ b/src/Hosting/Hosting/src/Internal/MethodInfoExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 
diff --git a/src/Hosting/Hosting/src/Internal/ServiceCollectionExtensions.cs b/src/Hosting/Hosting/src/Internal/ServiceCollectionExtensions.cs
index fca61bc4b14d..b89f78c56f4c 100644
--- a/src/Hosting/Hosting/src/Internal/ServiceCollectionExtensions.cs
+++ b/src/Hosting/Hosting/src/Internal/ServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.DependencyInjection;
 
diff --git a/src/Hosting/Hosting/src/Internal/StartupLinkerOptions.cs b/src/Hosting/Hosting/src/Internal/StartupLinkerOptions.cs
index 44ce693c3163..7a847c68cd62 100644
--- a/src/Hosting/Hosting/src/Internal/StartupLinkerOptions.cs
+++ b/src/Hosting/Hosting/src/Internal/StartupLinkerOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 
diff --git a/src/Hosting/Hosting/src/Internal/StartupLoader.cs b/src/Hosting/Hosting/src/Internal/StartupLoader.cs
index 7d0b59a79f5b..893b7b951f05 100644
--- a/src/Hosting/Hosting/src/Internal/StartupLoader.cs
+++ b/src/Hosting/Hosting/src/Internal/StartupLoader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Hosting/src/Internal/StartupMethods.cs b/src/Hosting/Hosting/src/Internal/StartupMethods.cs
index 79a179815767..0350974d9e33 100644
--- a/src/Hosting/Hosting/src/Internal/StartupMethods.cs
+++ b/src/Hosting/Hosting/src/Internal/StartupMethods.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Hosting/src/Internal/WebHost.cs b/src/Hosting/Hosting/src/Internal/WebHost.cs
index e20b071d6cd0..0f687bcb3c4d 100644
--- a/src/Hosting/Hosting/src/Internal/WebHost.cs
+++ b/src/Hosting/Hosting/src/Internal/WebHost.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Hosting/src/Internal/WebHostLifetime.cs b/src/Hosting/Hosting/src/Internal/WebHostLifetime.cs
index 4a3a368246f1..39c6e7ab1ae4 100644
--- a/src/Hosting/Hosting/src/Internal/WebHostLifetime.cs
+++ b/src/Hosting/Hosting/src/Internal/WebHostLifetime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Hosting/Hosting/src/Internal/WebHostOptions.cs b/src/Hosting/Hosting/src/Internal/WebHostOptions.cs
index 4710de6b3ca1..1fa976b8b9a7 100644
--- a/src/Hosting/Hosting/src/Internal/WebHostOptions.cs
+++ b/src/Hosting/Hosting/src/Internal/WebHostOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Hosting/src/Internal/WebHostUtilities.cs b/src/Hosting/Hosting/src/Internal/WebHostUtilities.cs
index da24912337ef..c58620b31427 100644
--- a/src/Hosting/Hosting/src/Internal/WebHostUtilities.cs
+++ b/src/Hosting/Hosting/src/Internal/WebHostUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Configuration;
diff --git a/src/Hosting/Hosting/src/Properties/AssemblyInfo.cs b/src/Hosting/Hosting/src/Properties/AssemblyInfo.cs
index 39703dc79d2a..7d61e8efa7f3 100644
--- a/src/Hosting/Hosting/src/Properties/AssemblyInfo.cs
+++ b/src/Hosting/Hosting/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Hosting/Hosting/src/Server/Features/ServerAddressesFeature.cs b/src/Hosting/Hosting/src/Server/Features/ServerAddressesFeature.cs
index 6c87643bc6ae..f9a263b192db 100644
--- a/src/Hosting/Hosting/src/Server/Features/ServerAddressesFeature.cs
+++ b/src/Hosting/Hosting/src/Server/Features/ServerAddressesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Hosting/Hosting/src/Startup/ConventionBasedStartup.cs b/src/Hosting/Hosting/src/Startup/ConventionBasedStartup.cs
index 85f43594aa7d..486d380d3e59 100644
--- a/src/Hosting/Hosting/src/Startup/ConventionBasedStartup.cs
+++ b/src/Hosting/Hosting/src/Startup/ConventionBasedStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Reflection;
diff --git a/src/Hosting/Hosting/src/Startup/DelegateStartup.cs b/src/Hosting/Hosting/src/Startup/DelegateStartup.cs
index c71f54c52e99..0e0ba62c2432 100644
--- a/src/Hosting/Hosting/src/Startup/DelegateStartup.cs
+++ b/src/Hosting/Hosting/src/Startup/DelegateStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Hosting/Hosting/src/Startup/StartupBase.cs b/src/Hosting/Hosting/src/Startup/StartupBase.cs
index 7f6abb1a03c8..38859985174c 100644
--- a/src/Hosting/Hosting/src/Startup/StartupBase.cs
+++ b/src/Hosting/Hosting/src/Startup/StartupBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsFileProvider.cs b/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsFileProvider.cs
index 4cf84f3ed7d4..5785be53803c 100644
--- a/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsFileProvider.cs
+++ b/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsFileProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsLoader.cs b/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsLoader.cs
index 6b9ee360d4bb..bca5f7b47657 100644
--- a/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsLoader.cs
+++ b/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsLoader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsReader.cs b/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsReader.cs
index 42f154536947..6f1bae0b6824 100644
--- a/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsReader.cs
+++ b/src/Hosting/Hosting/src/StaticWebAssets/StaticWebAssetsReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Hosting/src/WebHostBuilder.cs b/src/Hosting/Hosting/src/WebHostBuilder.cs
index 0e809be7cf1e..3a681d4f8334 100644
--- a/src/Hosting/Hosting/src/WebHostBuilder.cs
+++ b/src/Hosting/Hosting/src/WebHostBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Hosting/Hosting/src/WebHostBuilderExtensions.cs b/src/Hosting/Hosting/src/WebHostBuilderExtensions.cs
index 5bbe24874cb7..314626964e48 100644
--- a/src/Hosting/Hosting/src/WebHostBuilderExtensions.cs
+++ b/src/Hosting/Hosting/src/WebHostBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Hosting/Hosting/src/WebHostBuilderOptions.cs b/src/Hosting/Hosting/src/WebHostBuilderOptions.cs
index 7fe6caef09e3..96685143df65 100644
--- a/src/Hosting/Hosting/src/WebHostBuilderOptions.cs
+++ b/src/Hosting/Hosting/src/WebHostBuilderOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Extensions.Hosting
 {
diff --git a/src/Hosting/Hosting/src/WebHostExtensions.cs b/src/Hosting/Hosting/src/WebHostExtensions.cs
index 2b2e22643427..5c17ac232df9 100644
--- a/src/Hosting/Hosting/src/WebHostExtensions.cs
+++ b/src/Hosting/Hosting/src/WebHostExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Hosting/Server.Abstractions/src/Features/IServerAddressesFeature.cs b/src/Hosting/Server.Abstractions/src/Features/IServerAddressesFeature.cs
index 10f222932dca..fe3860a68f4e 100644
--- a/src/Hosting/Server.Abstractions/src/Features/IServerAddressesFeature.cs
+++ b/src/Hosting/Server.Abstractions/src/Features/IServerAddressesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Hosting/Server.Abstractions/src/IHostContextContainer.cs b/src/Hosting/Server.Abstractions/src/IHostContextContainer.cs
index ff79c0d0cca5..a364e872f370 100644
--- a/src/Hosting/Server.Abstractions/src/IHostContextContainer.cs
+++ b/src/Hosting/Server.Abstractions/src/IHostContextContainer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Hosting.Server.Abstractions
 {
diff --git a/src/Hosting/Server.Abstractions/src/IHttpApplication.cs b/src/Hosting/Server.Abstractions/src/IHttpApplication.cs
index 635eacad9872..e6ca18b57d86 100644
--- a/src/Hosting/Server.Abstractions/src/IHttpApplication.cs
+++ b/src/Hosting/Server.Abstractions/src/IHttpApplication.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Hosting/Server.Abstractions/src/IServer.cs b/src/Hosting/Server.Abstractions/src/IServer.cs
index 78d0f5a32e62..3cef2835c0ca 100644
--- a/src/Hosting/Server.Abstractions/src/IServer.cs
+++ b/src/Hosting/Server.Abstractions/src/IServer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Hosting/Server.Abstractions/src/IServerIntegratedAuth.cs b/src/Hosting/Server.Abstractions/src/IServerIntegratedAuth.cs
index d099656ac47e..9594aee224e5 100644
--- a/src/Hosting/Server.Abstractions/src/IServerIntegratedAuth.cs
+++ b/src/Hosting/Server.Abstractions/src/IServerIntegratedAuth.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Hosting.Server
 {
diff --git a/src/Hosting/Server.Abstractions/src/ServerIntegratedAuth.cs b/src/Hosting/Server.Abstractions/src/ServerIntegratedAuth.cs
index 547dff5c95ff..4583dd6f53a5 100644
--- a/src/Hosting/Server.Abstractions/src/ServerIntegratedAuth.cs
+++ b/src/Hosting/Server.Abstractions/src/ServerIntegratedAuth.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Hosting.Server
 {
diff --git a/src/Hosting/Server.IntegrationTesting/src/ApplicationPublisher.cs b/src/Hosting/Server.IntegrationTesting/src/ApplicationPublisher.cs
index df03c9487026..36045ca21bc2 100644
--- a/src/Hosting/Server.IntegrationTesting/src/ApplicationPublisher.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/ApplicationPublisher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Server.IntegrationTesting/src/CachingApplicationPublisher.cs b/src/Hosting/Server.IntegrationTesting/src/CachingApplicationPublisher.cs
index e32d8e22dba6..13719e79953a 100644
--- a/src/Hosting/Server.IntegrationTesting/src/CachingApplicationPublisher.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/CachingApplicationPublisher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/ApplicationType.cs b/src/Hosting/Server.IntegrationTesting/src/Common/ApplicationType.cs
index 3a8afeb94dea..72b1b01c5c25 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/ApplicationType.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/ApplicationType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IntegrationTesting
 {
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/DeploymentParameters.cs b/src/Hosting/Server.IntegrationTesting/src/Common/DeploymentParameters.cs
index 74dbe8697527..f73a6e0954bd 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/DeploymentParameters.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/DeploymentParameters.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/DeploymentResult.cs b/src/Hosting/Server.IntegrationTesting/src/Common/DeploymentResult.cs
index 6aed1f4d64aa..2d3f1c43de57 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/DeploymentResult.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/DeploymentResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/DotNetCommands.cs b/src/Hosting/Server.IntegrationTesting/src/Common/DotNetCommands.cs
index 8c93ff3977cd..38b0dab0656d 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/DotNetCommands.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/DotNetCommands.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/HostingModel.cs b/src/Hosting/Server.IntegrationTesting/src/Common/HostingModel.cs
index e1608bba809c..318f0f5e2c25 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/HostingModel.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/HostingModel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IntegrationTesting
 {
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/LoggingHandler.cs b/src/Hosting/Server.IntegrationTesting/src/Common/LoggingHandler.cs
index a1dc7e24dbd3..f40db1db6248 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/LoggingHandler.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/LoggingHandler.cs
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 using System.Net.Http;
 using System.Threading;
 using System.Threading.Tasks;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/ProcessLoggingExtensions.cs b/src/Hosting/Server.IntegrationTesting/src/Common/ProcessLoggingExtensions.cs
index 8d7d20bc1e97..03e2ff0b602b 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/ProcessLoggingExtensions.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/ProcessLoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.Logging;
 
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/RetryHelper.cs b/src/Hosting/Server.IntegrationTesting/src/Common/RetryHelper.cs
index 75ac9f6f4104..9bc9eb1ebf04 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/RetryHelper.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/RetryHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/RuntimeArchitecture.cs b/src/Hosting/Server.IntegrationTesting/src/Common/RuntimeArchitecture.cs
index 1e9c868b4bb0..f1a27f0ee1c9 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/RuntimeArchitecture.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/RuntimeArchitecture.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IntegrationTesting
 {
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/RuntimeFlavor.cs b/src/Hosting/Server.IntegrationTesting/src/Common/RuntimeFlavor.cs
index 3d65f0eacaa9..753533b8e79f 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/RuntimeFlavor.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/RuntimeFlavor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IntegrationTesting
 {
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/ServerType.cs b/src/Hosting/Server.IntegrationTesting/src/Common/ServerType.cs
index ac84d0225fd7..c713b8ecbc1e 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/ServerType.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/ServerType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IntegrationTesting
 {
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/TestPortHelper.cs b/src/Hosting/Server.IntegrationTesting/src/Common/TestPortHelper.cs
index b8688dec04d2..7b2bfa89daf9 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/TestPortHelper.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/TestPortHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/TestUriHelper.cs b/src/Hosting/Server.IntegrationTesting/src/Common/TestUriHelper.cs
index 4899fbea4f92..f5a5342841e4 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/TestUriHelper.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/TestUriHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/TestUrlHelper.cs b/src/Hosting/Server.IntegrationTesting/src/Common/TestUrlHelper.cs
index f03321eba630..f9ca335f6586 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/TestUrlHelper.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/TestUrlHelper.cs
@@ -1,4 +1,7 @@
-namespace Microsoft.AspNetCore.Server.IntegrationTesting.Common
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+namespace Microsoft.AspNetCore.Server.IntegrationTesting.Common
 {
     // Public for use in other test projects
     public static class TestUrlHelper
diff --git a/src/Hosting/Server.IntegrationTesting/src/Common/Tfm.cs b/src/Hosting/Server.IntegrationTesting/src/Common/Tfm.cs
index 599ce6ab9799..6c8e0b81d388 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Common/Tfm.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Common/Tfm.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Hosting/Server.IntegrationTesting/src/Deployers/ApplicationDeployer.cs b/src/Hosting/Server.IntegrationTesting/src/Deployers/ApplicationDeployer.cs
index 5aa7c1190840..ae8d171169d7 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Deployers/ApplicationDeployer.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Deployers/ApplicationDeployer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Deployers/ApplicationDeployerFactory.cs b/src/Hosting/Server.IntegrationTesting/src/Deployers/ApplicationDeployerFactory.cs
index 8d5799faf040..0645ed23ce9e 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Deployers/ApplicationDeployerFactory.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Deployers/ApplicationDeployerFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Deployers/NginxDeployer.cs b/src/Hosting/Server.IntegrationTesting/src/Deployers/NginxDeployer.cs
index 0ba4df14c83f..19f6a83e4508 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Deployers/NginxDeployer.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Deployers/NginxDeployer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Deployers/RemoteWindowsDeployer/RemoteWindowsDeployer.cs b/src/Hosting/Server.IntegrationTesting/src/Deployers/RemoteWindowsDeployer/RemoteWindowsDeployer.cs
index f33b285d63b8..15e0a781d797 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Deployers/RemoteWindowsDeployer/RemoteWindowsDeployer.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Deployers/RemoteWindowsDeployer/RemoteWindowsDeployer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Server.IntegrationTesting/src/Deployers/RemoteWindowsDeployer/RemoteWindowsDeploymentParameters.cs b/src/Hosting/Server.IntegrationTesting/src/Deployers/RemoteWindowsDeployer/RemoteWindowsDeploymentParameters.cs
index 61d3a49325fd..35809b167ca4 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Deployers/RemoteWindowsDeployer/RemoteWindowsDeploymentParameters.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Deployers/RemoteWindowsDeployer/RemoteWindowsDeploymentParameters.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// See License.txt in the project root for license information
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IntegrationTesting
 {
diff --git a/src/Hosting/Server.IntegrationTesting/src/Deployers/SelfHostDeployer.cs b/src/Hosting/Server.IntegrationTesting/src/Deployers/SelfHostDeployer.cs
index 0bc6940736af..7acf196b4a75 100644
--- a/src/Hosting/Server.IntegrationTesting/src/Deployers/SelfHostDeployer.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/Deployers/SelfHostDeployer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Hosting/Server.IntegrationTesting/src/ProcessHelpers.cs b/src/Hosting/Server.IntegrationTesting/src/ProcessHelpers.cs
index c00b6c2b4c0e..60d06ac9a543 100644
--- a/src/Hosting/Server.IntegrationTesting/src/ProcessHelpers.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/ProcessHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Hosting/Server.IntegrationTesting/src/PublishedApplication.cs b/src/Hosting/Server.IntegrationTesting/src/PublishedApplication.cs
index 3913a7e90824..7aeab8a9ce55 100644
--- a/src/Hosting/Server.IntegrationTesting/src/PublishedApplication.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/PublishedApplication.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/Server.IntegrationTesting/src/TestMatrix.cs b/src/Hosting/Server.IntegrationTesting/src/TestMatrix.cs
index de17dfc35b4a..71c06aaadd4f 100644
--- a/src/Hosting/Server.IntegrationTesting/src/TestMatrix.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/TestMatrix.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Hosting/Server.IntegrationTesting/src/TestVariant.cs b/src/Hosting/Server.IntegrationTesting/src/TestVariant.cs
index 2d4aeaef48f2..b07793032761 100644
--- a/src/Hosting/Server.IntegrationTesting/src/TestVariant.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/TestVariant.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit.Abstractions;
 
diff --git a/src/Hosting/Server.IntegrationTesting/src/xunit/IISExpressAncmSchema.cs b/src/Hosting/Server.IntegrationTesting/src/xunit/IISExpressAncmSchema.cs
index 79d45951ef96..9d215c6298f0 100644
--- a/src/Hosting/Server.IntegrationTesting/src/xunit/IISExpressAncmSchema.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/xunit/IISExpressAncmSchema.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/Server.IntegrationTesting/src/xunit/SkipIfEnvironmentVariableNotEnabled.cs b/src/Hosting/Server.IntegrationTesting/src/xunit/SkipIfEnvironmentVariableNotEnabled.cs
index dad8ea3037c8..41be0202510f 100644
--- a/src/Hosting/Server.IntegrationTesting/src/xunit/SkipIfEnvironmentVariableNotEnabled.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/xunit/SkipIfEnvironmentVariableNotEnabled.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Hosting/Server.IntegrationTesting/src/xunit/SkipIfIISExpressSchemaMissingInProcessAttribute.cs b/src/Hosting/Server.IntegrationTesting/src/xunit/SkipIfIISExpressSchemaMissingInProcessAttribute.cs
index 321b2f7de046..b541117e534a 100644
--- a/src/Hosting/Server.IntegrationTesting/src/xunit/SkipIfIISExpressSchemaMissingInProcessAttribute.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/xunit/SkipIfIISExpressSchemaMissingInProcessAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Hosting/Server.IntegrationTesting/src/xunit/SkipOn32BitOSAttribute.cs b/src/Hosting/Server.IntegrationTesting/src/xunit/SkipOn32BitOSAttribute.cs
index 0557a7dada08..aefe4c9c51cf 100644
--- a/src/Hosting/Server.IntegrationTesting/src/xunit/SkipOn32BitOSAttribute.cs
+++ b/src/Hosting/Server.IntegrationTesting/src/xunit/SkipOn32BitOSAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Hosting/TestHost/src/ApplicationWrapper.cs b/src/Hosting/TestHost/src/ApplicationWrapper.cs
index 4107c1f1dd86..9af2f6cbb73c 100644
--- a/src/Hosting/TestHost/src/ApplicationWrapper.cs
+++ b/src/Hosting/TestHost/src/ApplicationWrapper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Hosting/TestHost/src/AsyncStreamWrapper.cs b/src/Hosting/TestHost/src/AsyncStreamWrapper.cs
index f6e4bb6a511f..03496510204f 100644
--- a/src/Hosting/TestHost/src/AsyncStreamWrapper.cs
+++ b/src/Hosting/TestHost/src/AsyncStreamWrapper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/TestHost/src/ClientHandler.cs b/src/Hosting/TestHost/src/ClientHandler.cs
index 299b84bea6bd..a02ca0157023 100644
--- a/src/Hosting/TestHost/src/ClientHandler.cs
+++ b/src/Hosting/TestHost/src/ClientHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/TestHost/src/HostBuilderTestServerExtensions.cs b/src/Hosting/TestHost/src/HostBuilderTestServerExtensions.cs
index 718b3355013f..5939e416d2cd 100644
--- a/src/Hosting/TestHost/src/HostBuilderTestServerExtensions.cs
+++ b/src/Hosting/TestHost/src/HostBuilderTestServerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/src/Hosting/TestHost/src/HttpContextBuilder.cs b/src/Hosting/TestHost/src/HttpContextBuilder.cs
index ef9b6e5faee3..acec250655f1 100644
--- a/src/Hosting/TestHost/src/HttpContextBuilder.cs
+++ b/src/Hosting/TestHost/src/HttpContextBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/TestHost/src/HttpResetTestException.cs b/src/Hosting/TestHost/src/HttpResetTestException.cs
index 2b2258511ef2..7c1867d45c8a 100644
--- a/src/Hosting/TestHost/src/HttpResetTestException.cs
+++ b/src/Hosting/TestHost/src/HttpResetTestException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Hosting/TestHost/src/NoopHostLifetime.cs b/src/Hosting/TestHost/src/NoopHostLifetime.cs
index a449babaae7e..4b0e93a8277d 100644
--- a/src/Hosting/TestHost/src/NoopHostLifetime.cs
+++ b/src/Hosting/TestHost/src/NoopHostLifetime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 using System.Threading.Tasks;
diff --git a/src/Hosting/TestHost/src/Properties/AssemblyInfo.cs b/src/Hosting/TestHost/src/Properties/AssemblyInfo.cs
index 5e17a096e780..3d16657a04e3 100644
--- a/src/Hosting/TestHost/src/Properties/AssemblyInfo.cs
+++ b/src/Hosting/TestHost/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
diff --git a/src/Hosting/TestHost/src/RequestBodyDetectionFeature.cs b/src/Hosting/TestHost/src/RequestBodyDetectionFeature.cs
index 1b9b019073c9..411cbd2f5290 100644
--- a/src/Hosting/TestHost/src/RequestBodyDetectionFeature.cs
+++ b/src/Hosting/TestHost/src/RequestBodyDetectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http.Features;
 
diff --git a/src/Hosting/TestHost/src/RequestBuilder.cs b/src/Hosting/TestHost/src/RequestBuilder.cs
index 579ba66906cc..9149ce7234f2 100644
--- a/src/Hosting/TestHost/src/RequestBuilder.cs
+++ b/src/Hosting/TestHost/src/RequestBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/TestHost/src/RequestFeature.cs b/src/Hosting/TestHost/src/RequestFeature.cs
index fcf080b66ed3..e60ded907f89 100644
--- a/src/Hosting/TestHost/src/RequestFeature.cs
+++ b/src/Hosting/TestHost/src/RequestFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Hosting/TestHost/src/RequestLifetimeFeature.cs b/src/Hosting/TestHost/src/RequestLifetimeFeature.cs
index be6daf86a1b7..335234cd37bb 100644
--- a/src/Hosting/TestHost/src/RequestLifetimeFeature.cs
+++ b/src/Hosting/TestHost/src/RequestLifetimeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Hosting/TestHost/src/ResponseBodyPipeWriter.cs b/src/Hosting/TestHost/src/ResponseBodyPipeWriter.cs
index 628d855d5bf0..f8a7fe321e10 100644
--- a/src/Hosting/TestHost/src/ResponseBodyPipeWriter.cs
+++ b/src/Hosting/TestHost/src/ResponseBodyPipeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.Contracts;
diff --git a/src/Hosting/TestHost/src/ResponseBodyReaderStream.cs b/src/Hosting/TestHost/src/ResponseBodyReaderStream.cs
index 01a8ee748b10..af977d16c556 100644
--- a/src/Hosting/TestHost/src/ResponseBodyReaderStream.cs
+++ b/src/Hosting/TestHost/src/ResponseBodyReaderStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Hosting/TestHost/src/ResponseBodyWriterStream.cs b/src/Hosting/TestHost/src/ResponseBodyWriterStream.cs
index 2be73e0650c7..cf975395f77f 100644
--- a/src/Hosting/TestHost/src/ResponseBodyWriterStream.cs
+++ b/src/Hosting/TestHost/src/ResponseBodyWriterStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/TestHost/src/ResponseFeature.cs b/src/Hosting/TestHost/src/ResponseFeature.cs
index 6e3fbe64fd58..bcc450a2e711 100644
--- a/src/Hosting/TestHost/src/ResponseFeature.cs
+++ b/src/Hosting/TestHost/src/ResponseFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Hosting/TestHost/src/ResponseTrailersFeature.cs b/src/Hosting/TestHost/src/ResponseTrailersFeature.cs
index 12460d0c019a..67b868faedcb 100644
--- a/src/Hosting/TestHost/src/ResponseTrailersFeature.cs
+++ b/src/Hosting/TestHost/src/ResponseTrailersFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Hosting/TestHost/src/TestServer.cs b/src/Hosting/TestHost/src/TestServer.cs
index 08701004843d..c32cdcb4f847 100644
--- a/src/Hosting/TestHost/src/TestServer.cs
+++ b/src/Hosting/TestHost/src/TestServer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Hosting/TestHost/src/TestServerOptions.cs b/src/Hosting/TestHost/src/TestServerOptions.cs
index 40cc2e903d4b..b8e40a52a135 100644
--- a/src/Hosting/TestHost/src/TestServerOptions.cs
+++ b/src/Hosting/TestHost/src/TestServerOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Hosting/TestHost/src/TestWebSocket.cs b/src/Hosting/TestHost/src/TestWebSocket.cs
index a4e1b91f8462..2f1d2cfda4e6 100644
--- a/src/Hosting/TestHost/src/TestWebSocket.cs
+++ b/src/Hosting/TestHost/src/TestWebSocket.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Hosting/TestHost/src/WebHostBuilderExtensions.cs b/src/Hosting/TestHost/src/WebHostBuilderExtensions.cs
index be034d1021f3..b9fe2803aafc 100644
--- a/src/Hosting/TestHost/src/WebHostBuilderExtensions.cs
+++ b/src/Hosting/TestHost/src/WebHostBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Hosting/TestHost/src/WebHostBuilderFactory.cs b/src/Hosting/TestHost/src/WebHostBuilderFactory.cs
index 41d6ebc91ac0..c2202e7cfbb9 100644
--- a/src/Hosting/TestHost/src/WebHostBuilderFactory.cs
+++ b/src/Hosting/TestHost/src/WebHostBuilderFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Hosting/TestHost/src/WebSocketClient.cs b/src/Hosting/TestHost/src/WebSocketClient.cs
index 4b0f45c9059b..cdda2f73009c 100644
--- a/src/Hosting/TestHost/src/WebSocketClient.cs
+++ b/src/Hosting/TestHost/src/WebSocketClient.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Html.Abstractions/src/HtmlContentBuilder.cs b/src/Html.Abstractions/src/HtmlContentBuilder.cs
index c5836cfb60e7..e5570e998971 100644
--- a/src/Html.Abstractions/src/HtmlContentBuilder.cs
+++ b/src/Html.Abstractions/src/HtmlContentBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Html.Abstractions/src/HtmlContentBuilderExtensions.cs b/src/Html.Abstractions/src/HtmlContentBuilderExtensions.cs
index a5a83fdbb3ea..fd0fe7f5d550 100644
--- a/src/Html.Abstractions/src/HtmlContentBuilderExtensions.cs
+++ b/src/Html.Abstractions/src/HtmlContentBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Html.Abstractions/src/HtmlFormattableString.cs b/src/Html.Abstractions/src/HtmlFormattableString.cs
index f69c9768631a..80525a65526a 100644
--- a/src/Html.Abstractions/src/HtmlFormattableString.cs
+++ b/src/Html.Abstractions/src/HtmlFormattableString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Html.Abstractions/src/HtmlString.cs b/src/Html.Abstractions/src/HtmlString.cs
index 888ba4497352..55b0fe920c48 100644
--- a/src/Html.Abstractions/src/HtmlString.cs
+++ b/src/Html.Abstractions/src/HtmlString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Html.Abstractions/src/IHtmlContent.cs b/src/Html.Abstractions/src/IHtmlContent.cs
index 2e9a0f19e2df..eff645123c2f 100644
--- a/src/Html.Abstractions/src/IHtmlContent.cs
+++ b/src/Html.Abstractions/src/IHtmlContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Text.Encodings.Web;
diff --git a/src/Html.Abstractions/src/IHtmlContentBuilder.cs b/src/Html.Abstractions/src/IHtmlContentBuilder.cs
index 912fe442aa3e..038f7f8510da 100644
--- a/src/Html.Abstractions/src/IHtmlContentBuilder.cs
+++ b/src/Html.Abstractions/src/IHtmlContentBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Html
 {
diff --git a/src/Html.Abstractions/src/IHtmlContentContainer.cs b/src/Html.Abstractions/src/IHtmlContentContainer.cs
index f17811433c10..7a42c7918c5b 100644
--- a/src/Html.Abstractions/src/IHtmlContentContainer.cs
+++ b/src/Html.Abstractions/src/IHtmlContentContainer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Html
 {
diff --git a/src/Html.Abstractions/src/Properties/AssemblyInfo.cs b/src/Html.Abstractions/src/Properties/AssemblyInfo.cs
index cb0b47442c8e..0ab047321d3e 100644
--- a/src/Html.Abstractions/src/Properties/AssemblyInfo.cs
+++ b/src/Html.Abstractions/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using System.Resources;
diff --git a/src/Http/Authentication.Abstractions/src/AuthenticateResult.cs b/src/Http/Authentication.Abstractions/src/AuthenticateResult.cs
index 5bb29e85899f..6b8b05f76d08 100644
--- a/src/Http/Authentication.Abstractions/src/AuthenticateResult.cs
+++ b/src/Http/Authentication.Abstractions/src/AuthenticateResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Authentication.Abstractions/src/AuthenticationHttpContextExtensions.cs b/src/Http/Authentication.Abstractions/src/AuthenticationHttpContextExtensions.cs
index d102bf11eaf6..e9d09e7e9dbd 100644
--- a/src/Http/Authentication.Abstractions/src/AuthenticationHttpContextExtensions.cs
+++ b/src/Http/Authentication.Abstractions/src/AuthenticationHttpContextExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 using System.Threading.Tasks;
diff --git a/src/Http/Authentication.Abstractions/src/AuthenticationOptions.cs b/src/Http/Authentication.Abstractions/src/AuthenticationOptions.cs
index 2bf6327af05e..a1c5d08e5525 100644
--- a/src/Http/Authentication.Abstractions/src/AuthenticationOptions.cs
+++ b/src/Http/Authentication.Abstractions/src/AuthenticationOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Authentication.Abstractions/src/AuthenticationProperties.cs b/src/Http/Authentication.Abstractions/src/AuthenticationProperties.cs
index 3a72df17bda8..7d3c0718bc7c 100644
--- a/src/Http/Authentication.Abstractions/src/AuthenticationProperties.cs
+++ b/src/Http/Authentication.Abstractions/src/AuthenticationProperties.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Authentication.Abstractions/src/AuthenticationScheme.cs b/src/Http/Authentication.Abstractions/src/AuthenticationScheme.cs
index 4aaa864a7431..6a067d894967 100644
--- a/src/Http/Authentication.Abstractions/src/AuthenticationScheme.cs
+++ b/src/Http/Authentication.Abstractions/src/AuthenticationScheme.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Authentication.Abstractions/src/AuthenticationSchemeBuilder.cs b/src/Http/Authentication.Abstractions/src/AuthenticationSchemeBuilder.cs
index 0b36756b0cd0..ad35625f5ec8 100644
--- a/src/Http/Authentication.Abstractions/src/AuthenticationSchemeBuilder.cs
+++ b/src/Http/Authentication.Abstractions/src/AuthenticationSchemeBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Authentication.Abstractions/src/AuthenticationTicket.cs b/src/Http/Authentication.Abstractions/src/AuthenticationTicket.cs
index 11d0d327dcd0..8c6bc1e854a0 100644
--- a/src/Http/Authentication.Abstractions/src/AuthenticationTicket.cs
+++ b/src/Http/Authentication.Abstractions/src/AuthenticationTicket.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Claims;
diff --git a/src/Http/Authentication.Abstractions/src/AuthenticationToken.cs b/src/Http/Authentication.Abstractions/src/AuthenticationToken.cs
index f03a1c965fc4..2ba7a5bd3502 100644
--- a/src/Http/Authentication.Abstractions/src/AuthenticationToken.cs
+++ b/src/Http/Authentication.Abstractions/src/AuthenticationToken.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 namespace Microsoft.AspNetCore.Authentication
diff --git a/src/Http/Authentication.Abstractions/src/IAuthenticationFeature.cs b/src/Http/Authentication.Abstractions/src/IAuthenticationFeature.cs
index 43e5a13b4947..9b71da47ce02 100644
--- a/src/Http/Authentication.Abstractions/src/IAuthenticationFeature.cs
+++ b/src/Http/Authentication.Abstractions/src/IAuthenticationFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Authentication.Abstractions/src/IAuthenticationHandler.cs b/src/Http/Authentication.Abstractions/src/IAuthenticationHandler.cs
index 9a3de57c8e2d..ad2816be0f1a 100644
--- a/src/Http/Authentication.Abstractions/src/IAuthenticationHandler.cs
+++ b/src/Http/Authentication.Abstractions/src/IAuthenticationHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Authentication.Abstractions/src/IAuthenticationHandlerProvider.cs b/src/Http/Authentication.Abstractions/src/IAuthenticationHandlerProvider.cs
index cbf8e8691d67..127216180b27 100644
--- a/src/Http/Authentication.Abstractions/src/IAuthenticationHandlerProvider.cs
+++ b/src/Http/Authentication.Abstractions/src/IAuthenticationHandlerProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Authentication.Abstractions/src/IAuthenticationRequestHandler.cs b/src/Http/Authentication.Abstractions/src/IAuthenticationRequestHandler.cs
index 6e8a8da10d39..de0ef1a755aa 100644
--- a/src/Http/Authentication.Abstractions/src/IAuthenticationRequestHandler.cs
+++ b/src/Http/Authentication.Abstractions/src/IAuthenticationRequestHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Http/Authentication.Abstractions/src/IAuthenticationSchemeProvider.cs b/src/Http/Authentication.Abstractions/src/IAuthenticationSchemeProvider.cs
index fc7027f3d8fb..6272df906859 100644
--- a/src/Http/Authentication.Abstractions/src/IAuthenticationSchemeProvider.cs
+++ b/src/Http/Authentication.Abstractions/src/IAuthenticationSchemeProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Threading.Tasks;
diff --git a/src/Http/Authentication.Abstractions/src/IAuthenticationService.cs b/src/Http/Authentication.Abstractions/src/IAuthenticationService.cs
index 334ffbbf671f..b83e44efd1cf 100644
--- a/src/Http/Authentication.Abstractions/src/IAuthenticationService.cs
+++ b/src/Http/Authentication.Abstractions/src/IAuthenticationService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 using System.Threading.Tasks;
diff --git a/src/Http/Authentication.Abstractions/src/IAuthenticationSignInHandler.cs b/src/Http/Authentication.Abstractions/src/IAuthenticationSignInHandler.cs
index 753434cf476b..da767ef7c4b3 100644
--- a/src/Http/Authentication.Abstractions/src/IAuthenticationSignInHandler.cs
+++ b/src/Http/Authentication.Abstractions/src/IAuthenticationSignInHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 using System.Threading.Tasks;
diff --git a/src/Http/Authentication.Abstractions/src/IAuthenticationSignOutHandler.cs b/src/Http/Authentication.Abstractions/src/IAuthenticationSignOutHandler.cs
index b6866308aa78..68f8dc36f20b 100644
--- a/src/Http/Authentication.Abstractions/src/IAuthenticationSignOutHandler.cs
+++ b/src/Http/Authentication.Abstractions/src/IAuthenticationSignOutHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Http/Authentication.Abstractions/src/IClaimsTransformation.cs b/src/Http/Authentication.Abstractions/src/IClaimsTransformation.cs
index 0193d957838c..1c74774a7b06 100644
--- a/src/Http/Authentication.Abstractions/src/IClaimsTransformation.cs
+++ b/src/Http/Authentication.Abstractions/src/IClaimsTransformation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 using System.Threading.Tasks;
diff --git a/src/Http/Authentication.Abstractions/src/TokenExtensions.cs b/src/Http/Authentication.Abstractions/src/TokenExtensions.cs
index 63b9f3e324e1..ec8504bfafc4 100644
--- a/src/Http/Authentication.Abstractions/src/TokenExtensions.cs
+++ b/src/Http/Authentication.Abstractions/src/TokenExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Authentication.Core/src/AuthenticationCoreServiceCollectionExtensions.cs b/src/Http/Authentication.Core/src/AuthenticationCoreServiceCollectionExtensions.cs
index fdf85a9b4569..4af2730a1b1c 100644
--- a/src/Http/Authentication.Core/src/AuthenticationCoreServiceCollectionExtensions.cs
+++ b/src/Http/Authentication.Core/src/AuthenticationCoreServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Authentication;
diff --git a/src/Http/Authentication.Core/src/AuthenticationFeature.cs b/src/Http/Authentication.Core/src/AuthenticationFeature.cs
index 3282cbf4671f..1dc87f9da107 100644
--- a/src/Http/Authentication.Core/src/AuthenticationFeature.cs
+++ b/src/Http/Authentication.Core/src/AuthenticationFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Authentication.Core/src/AuthenticationHandlerProvider.cs b/src/Http/Authentication.Core/src/AuthenticationHandlerProvider.cs
index 7441ace71834..b2720b03c78d 100644
--- a/src/Http/Authentication.Core/src/AuthenticationHandlerProvider.cs
+++ b/src/Http/Authentication.Core/src/AuthenticationHandlerProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Authentication.Core/src/AuthenticationSchemeProvider.cs b/src/Http/Authentication.Core/src/AuthenticationSchemeProvider.cs
index 813caeb58986..551afc9439b5 100644
--- a/src/Http/Authentication.Core/src/AuthenticationSchemeProvider.cs
+++ b/src/Http/Authentication.Core/src/AuthenticationSchemeProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Authentication.Core/src/AuthenticationService.cs b/src/Http/Authentication.Core/src/AuthenticationService.cs
index 61a11b47a4a1..9e691585e506 100644
--- a/src/Http/Authentication.Core/src/AuthenticationService.cs
+++ b/src/Http/Authentication.Core/src/AuthenticationService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Authentication.Core/src/NoopClaimsTransformation.cs b/src/Http/Authentication.Core/src/NoopClaimsTransformation.cs
index 83c488fe421b..68510f8a69bf 100644
--- a/src/Http/Authentication.Core/src/NoopClaimsTransformation.cs
+++ b/src/Http/Authentication.Core/src/NoopClaimsTransformation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 using System.Threading.Tasks;
diff --git a/src/Http/Authentication.Core/test/AuthenticationPropertiesTests.cs b/src/Http/Authentication.Core/test/AuthenticationPropertiesTests.cs
index e486ce3255a7..818d93b0fb44 100644
--- a/src/Http/Authentication.Core/test/AuthenticationPropertiesTests.cs
+++ b/src/Http/Authentication.Core/test/AuthenticationPropertiesTests.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Globalization;
diff --git a/src/Http/Authentication.Core/test/AuthenticationSchemeProviderTests.cs b/src/Http/Authentication.Core/test/AuthenticationSchemeProviderTests.cs
index d60cd58a7b83..20e4ff441cfe 100644
--- a/src/Http/Authentication.Core/test/AuthenticationSchemeProviderTests.cs
+++ b/src/Http/Authentication.Core/test/AuthenticationSchemeProviderTests.cs
@@ -1,6 +1,5 @@
-
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Authentication.Core/test/AuthenticationServiceTests.cs b/src/Http/Authentication.Core/test/AuthenticationServiceTests.cs
index 6f0045f22503..72b4bf94e205 100644
--- a/src/Http/Authentication.Core/test/AuthenticationServiceTests.cs
+++ b/src/Http/Authentication.Core/test/AuthenticationServiceTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Claims;
diff --git a/src/Http/Authentication.Core/test/AuthenticationTicketTests.cs b/src/Http/Authentication.Core/test/AuthenticationTicketTests.cs
index b89c2c8a52d0..0c6260c421ee 100644
--- a/src/Http/Authentication.Core/test/AuthenticationTicketTests.cs
+++ b/src/Http/Authentication.Core/test/AuthenticationTicketTests.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Collections.Generic;
 using System.Security.Claims;
 using Xunit;
diff --git a/src/Http/Authentication.Core/test/TokenExtensionTests.cs b/src/Http/Authentication.Core/test/TokenExtensionTests.cs
index 639dda2908fa..aac27e22bbc0 100644
--- a/src/Http/Authentication.Core/test/TokenExtensionTests.cs
+++ b/src/Http/Authentication.Core/test/TokenExtensionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/BaseHeaderParser.cs b/src/Http/Headers/src/BaseHeaderParser.cs
index ddfc0289e3c9..fd5ea9bd10a2 100644
--- a/src/Http/Headers/src/BaseHeaderParser.cs
+++ b/src/Http/Headers/src/BaseHeaderParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.Primitives;
 
diff --git a/src/Http/Headers/src/CacheControlHeaderValue.cs b/src/Http/Headers/src/CacheControlHeaderValue.cs
index a8313d3f949b..3082fa552491 100644
--- a/src/Http/Headers/src/CacheControlHeaderValue.cs
+++ b/src/Http/Headers/src/CacheControlHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/ContentDispositionHeaderValue.cs b/src/Http/Headers/src/ContentDispositionHeaderValue.cs
index f4f0378908d3..e6eb83a5620a 100644
--- a/src/Http/Headers/src/ContentDispositionHeaderValue.cs
+++ b/src/Http/Headers/src/ContentDispositionHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/Headers/src/ContentDispositionHeaderValueIdentityExtensions.cs b/src/Http/Headers/src/ContentDispositionHeaderValueIdentityExtensions.cs
index 9ef74baa0c11..c713b7b005f1 100644
--- a/src/Http/Headers/src/ContentDispositionHeaderValueIdentityExtensions.cs
+++ b/src/Http/Headers/src/ContentDispositionHeaderValueIdentityExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Headers/src/ContentRangeHeaderValue.cs b/src/Http/Headers/src/ContentRangeHeaderValue.cs
index bc75ca470b45..4a58c36d602c 100644
--- a/src/Http/Headers/src/ContentRangeHeaderValue.cs
+++ b/src/Http/Headers/src/ContentRangeHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Headers/src/CookieHeaderParser.cs b/src/Http/Headers/src/CookieHeaderParser.cs
index cb05706921cc..00f473b31eea 100644
--- a/src/Http/Headers/src/CookieHeaderParser.cs
+++ b/src/Http/Headers/src/CookieHeaderParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.Primitives;
 
diff --git a/src/Http/Headers/src/CookieHeaderValue.cs b/src/Http/Headers/src/CookieHeaderValue.cs
index c8b6ab5505c0..d640063bb16d 100644
--- a/src/Http/Headers/src/CookieHeaderValue.cs
+++ b/src/Http/Headers/src/CookieHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/EntityTagHeaderValue.cs b/src/Http/Headers/src/EntityTagHeaderValue.cs
index 79fe03a4403b..51555c6a4021 100644
--- a/src/Http/Headers/src/EntityTagHeaderValue.cs
+++ b/src/Http/Headers/src/EntityTagHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/GenericHeaderParser.cs b/src/Http/Headers/src/GenericHeaderParser.cs
index 1d4499e0b6fc..359762a0172a 100644
--- a/src/Http/Headers/src/GenericHeaderParser.cs
+++ b/src/Http/Headers/src/GenericHeaderParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Headers/src/HeaderNames.cs b/src/Http/Headers/src/HeaderNames.cs
index ca48a8ab0e82..bac5c36ea3f0 100644
--- a/src/Http/Headers/src/HeaderNames.cs
+++ b/src/Http/Headers/src/HeaderNames.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Net.Http.Headers
 {
diff --git a/src/Http/Headers/src/HeaderQuality.cs b/src/Http/Headers/src/HeaderQuality.cs
index 1818d79833c5..497733e9aee5 100644
--- a/src/Http/Headers/src/HeaderQuality.cs
+++ b/src/Http/Headers/src/HeaderQuality.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Net.Http.Headers
 {
diff --git a/src/Http/Headers/src/HeaderUtilities.cs b/src/Http/Headers/src/HeaderUtilities.cs
index 9d5fe5179674..10441693717c 100644
--- a/src/Http/Headers/src/HeaderUtilities.cs
+++ b/src/Http/Headers/src/HeaderUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/HttpHeaderParser.cs b/src/Http/Headers/src/HttpHeaderParser.cs
index 5e549f89c219..eb654fca3fcc 100644
--- a/src/Http/Headers/src/HttpHeaderParser.cs
+++ b/src/Http/Headers/src/HttpHeaderParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/MediaTypeHeaderValue.cs b/src/Http/Headers/src/MediaTypeHeaderValue.cs
index 3dd35d32f2c1..53aea7d72411 100644
--- a/src/Http/Headers/src/MediaTypeHeaderValue.cs
+++ b/src/Http/Headers/src/MediaTypeHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/MediaTypeHeaderValueComparer.cs b/src/Http/Headers/src/MediaTypeHeaderValueComparer.cs
index 579146c2c4d4..d5f25cc68fa7 100644
--- a/src/Http/Headers/src/MediaTypeHeaderValueComparer.cs
+++ b/src/Http/Headers/src/MediaTypeHeaderValueComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/NameValueHeaderValue.cs b/src/Http/Headers/src/NameValueHeaderValue.cs
index bf8b735f1913..86988652a071 100644
--- a/src/Http/Headers/src/NameValueHeaderValue.cs
+++ b/src/Http/Headers/src/NameValueHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/ObjectCollection.cs b/src/Http/Headers/src/ObjectCollection.cs
index c322802440cf..a8edc0498cf9 100644
--- a/src/Http/Headers/src/ObjectCollection.cs
+++ b/src/Http/Headers/src/ObjectCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/Properties/AssemblyInfo.cs b/src/Http/Headers/src/Properties/AssemblyInfo.cs
index c876def487f0..d23b4e6682a8 100644
--- a/src/Http/Headers/src/Properties/AssemblyInfo.cs
+++ b/src/Http/Headers/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Http/Headers/src/RangeConditionHeaderValue.cs b/src/Http/Headers/src/RangeConditionHeaderValue.cs
index cf721dea477d..a26aef88739d 100644
--- a/src/Http/Headers/src/RangeConditionHeaderValue.cs
+++ b/src/Http/Headers/src/RangeConditionHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Headers/src/RangeHeaderValue.cs b/src/Http/Headers/src/RangeHeaderValue.cs
index 3f9d3f401a36..6270722f4638 100644
--- a/src/Http/Headers/src/RangeHeaderValue.cs
+++ b/src/Http/Headers/src/RangeHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/RangeItemHeaderValue.cs b/src/Http/Headers/src/RangeItemHeaderValue.cs
index a06082dc36ee..c76fd887a99a 100644
--- a/src/Http/Headers/src/RangeItemHeaderValue.cs
+++ b/src/Http/Headers/src/RangeItemHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/SameSiteMode.cs b/src/Http/Headers/src/SameSiteMode.cs
index 70e5fd3b2c12..8b5904880dc1 100644
--- a/src/Http/Headers/src/SameSiteMode.cs
+++ b/src/Http/Headers/src/SameSiteMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Net.Http.Headers
 {
diff --git a/src/Http/Headers/src/SetCookieHeaderValue.cs b/src/Http/Headers/src/SetCookieHeaderValue.cs
index 11a71634c0cd..6920f5ea0017 100644
--- a/src/Http/Headers/src/SetCookieHeaderValue.cs
+++ b/src/Http/Headers/src/SetCookieHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/StringWithQualityHeaderValue.cs b/src/Http/Headers/src/StringWithQualityHeaderValue.cs
index a65500cadea7..6c1879421777 100644
--- a/src/Http/Headers/src/StringWithQualityHeaderValue.cs
+++ b/src/Http/Headers/src/StringWithQualityHeaderValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/src/StringWithQualityHeaderValueComparer.cs b/src/Http/Headers/src/StringWithQualityHeaderValueComparer.cs
index 62d983d8571f..9d3cc91e09f3 100644
--- a/src/Http/Headers/src/StringWithQualityHeaderValueComparer.cs
+++ b/src/Http/Headers/src/StringWithQualityHeaderValueComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/CacheControlHeaderValueTest.cs b/src/Http/Headers/test/CacheControlHeaderValueTest.cs
index fd8132725520..6ad7f61ae129 100644
--- a/src/Http/Headers/test/CacheControlHeaderValueTest.cs
+++ b/src/Http/Headers/test/CacheControlHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Http/Headers/test/ContentDispositionHeaderValueTest.cs b/src/Http/Headers/test/ContentDispositionHeaderValueTest.cs
index 7fe258e3de9c..03e406dd6067 100644
--- a/src/Http/Headers/test/ContentDispositionHeaderValueTest.cs
+++ b/src/Http/Headers/test/ContentDispositionHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/ContentRangeHeaderValueTest.cs b/src/Http/Headers/test/ContentRangeHeaderValueTest.cs
index 061cabd4a64f..bbb545687863 100644
--- a/src/Http/Headers/test/ContentRangeHeaderValueTest.cs
+++ b/src/Http/Headers/test/ContentRangeHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Headers/test/CookieHeaderValueTest.cs b/src/Http/Headers/test/CookieHeaderValueTest.cs
index 4d13310fe719..43785450e9aa 100644
--- a/src/Http/Headers/test/CookieHeaderValueTest.cs
+++ b/src/Http/Headers/test/CookieHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/DateParserTest.cs b/src/Http/Headers/test/DateParserTest.cs
index 9801a5f5017d..be168e35b25d 100644
--- a/src/Http/Headers/test/DateParserTest.cs
+++ b/src/Http/Headers/test/DateParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/EntityTagHeaderValueTest.cs b/src/Http/Headers/test/EntityTagHeaderValueTest.cs
index 7320b09128a9..fefb5d5ab88e 100644
--- a/src/Http/Headers/test/EntityTagHeaderValueTest.cs
+++ b/src/Http/Headers/test/EntityTagHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/HeaderUtilitiesTest.cs b/src/Http/Headers/test/HeaderUtilitiesTest.cs
index 848190b02e7b..a467bcaf77ad 100644
--- a/src/Http/Headers/test/HeaderUtilitiesTest.cs
+++ b/src/Http/Headers/test/HeaderUtilitiesTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Headers/test/MediaTypeHeaderValueComparerTests.cs b/src/Http/Headers/test/MediaTypeHeaderValueComparerTests.cs
index 3ce2702ec676..e0e4fc37264c 100644
--- a/src/Http/Headers/test/MediaTypeHeaderValueComparerTests.cs
+++ b/src/Http/Headers/test/MediaTypeHeaderValueComparerTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Http/Headers/test/MediaTypeHeaderValueTest.cs b/src/Http/Headers/test/MediaTypeHeaderValueTest.cs
index 8a67a2dec90d..faf69d24aa61 100644
--- a/src/Http/Headers/test/MediaTypeHeaderValueTest.cs
+++ b/src/Http/Headers/test/MediaTypeHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/NameValueHeaderValueTest.cs b/src/Http/Headers/test/NameValueHeaderValueTest.cs
index 99f276ab6201..d12de484a3a4 100644
--- a/src/Http/Headers/test/NameValueHeaderValueTest.cs
+++ b/src/Http/Headers/test/NameValueHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/RangeConditionHeaderValueTest.cs b/src/Http/Headers/test/RangeConditionHeaderValueTest.cs
index 58ddda041dc8..24f7a3a7fd32 100644
--- a/src/Http/Headers/test/RangeConditionHeaderValueTest.cs
+++ b/src/Http/Headers/test/RangeConditionHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Headers/test/RangeHeaderValueTest.cs b/src/Http/Headers/test/RangeHeaderValueTest.cs
index 48b4b4214668..908e23b3f554 100644
--- a/src/Http/Headers/test/RangeHeaderValueTest.cs
+++ b/src/Http/Headers/test/RangeHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Http/Headers/test/RangeItemHeaderValueTest.cs b/src/Http/Headers/test/RangeItemHeaderValueTest.cs
index 300b0ced5667..2522c81841cd 100644
--- a/src/Http/Headers/test/RangeItemHeaderValueTest.cs
+++ b/src/Http/Headers/test/RangeItemHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/SetCookieHeaderValueTest.cs b/src/Http/Headers/test/SetCookieHeaderValueTest.cs
index a6fcac5ac6d6..ae4ac05b91c5 100644
--- a/src/Http/Headers/test/SetCookieHeaderValueTest.cs
+++ b/src/Http/Headers/test/SetCookieHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Headers/test/StringWithQualityHeaderValueComparerTest.cs b/src/Http/Headers/test/StringWithQualityHeaderValueComparerTest.cs
index 8cda48eef341..12e5da6bec2c 100644
--- a/src/Http/Headers/test/StringWithQualityHeaderValueComparerTest.cs
+++ b/src/Http/Headers/test/StringWithQualityHeaderValueComparerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Http/Headers/test/StringWithQualityHeaderValueTest.cs b/src/Http/Headers/test/StringWithQualityHeaderValueTest.cs
index f124b0bfd0bc..bf9770d3b6bf 100644
--- a/src/Http/Headers/test/StringWithQualityHeaderValueTest.cs
+++ b/src/Http/Headers/test/StringWithQualityHeaderValueTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/perf/Microbenchmarks/AssemblyInfo.cs b/src/Http/Http.Abstractions/perf/Microbenchmarks/AssemblyInfo.cs
index 32248e0d1b0a..09f49228e9e6 100644
--- a/src/Http/Http.Abstractions/perf/Microbenchmarks/AssemblyInfo.cs
+++ b/src/Http/Http.Abstractions/perf/Microbenchmarks/AssemblyInfo.cs
@@ -1 +1,4 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
diff --git a/src/Http/Http.Abstractions/perf/Microbenchmarks/GetHeaderSplitBenchmark.cs b/src/Http/Http.Abstractions/perf/Microbenchmarks/GetHeaderSplitBenchmark.cs
index 54f3beb6d9f5..8f1c7b2e8f59 100644
--- a/src/Http/Http.Abstractions/perf/Microbenchmarks/GetHeaderSplitBenchmark.cs
+++ b/src/Http/Http.Abstractions/perf/Microbenchmarks/GetHeaderSplitBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/src/BadHttpRequestException.cs b/src/Http/Http.Abstractions/src/BadHttpRequestException.cs
index 1e8a0bf09640..b1d466b95f2c 100644
--- a/src/Http/Http.Abstractions/src/BadHttpRequestException.cs
+++ b/src/Http/Http.Abstractions/src/BadHttpRequestException.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.IO;
 
diff --git a/src/Http/Http.Abstractions/src/ConnectionInfo.cs b/src/Http/Http.Abstractions/src/ConnectionInfo.cs
index 193ae86e51d2..29ff4ef42cc9 100644
--- a/src/Http/Http.Abstractions/src/ConnectionInfo.cs
+++ b/src/Http/Http.Abstractions/src/ConnectionInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/Http/Http.Abstractions/src/CookieBuilder.cs b/src/Http/Http.Abstractions/src/CookieBuilder.cs
index 456bc05e99d1..e92e2ffaa82c 100644
--- a/src/Http/Http.Abstractions/src/CookieBuilder.cs
+++ b/src/Http/Http.Abstractions/src/CookieBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http.Abstractions;
diff --git a/src/Http/Http.Abstractions/src/CookieSecurePolicy.cs b/src/Http/Http.Abstractions/src/CookieSecurePolicy.cs
index 475e3f61296b..51150c20b347 100644
--- a/src/Http/Http.Abstractions/src/CookieSecurePolicy.cs
+++ b/src/Http/Http.Abstractions/src/CookieSecurePolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http.Abstractions/src/Extensions/EndpointBuilder.cs b/src/Http/Http.Abstractions/src/Extensions/EndpointBuilder.cs
index 470bb5031f84..448b80c08718 100644
--- a/src/Http/Http.Abstractions/src/Extensions/EndpointBuilder.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/EndpointBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Http.Abstractions/src/Extensions/HeaderDictionaryExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/HeaderDictionaryExtensions.cs
index 0cb648032c58..192b072bee17 100644
--- a/src/Http/Http.Abstractions/src/Extensions/HeaderDictionaryExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/HeaderDictionaryExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.Primitives;
 
diff --git a/src/Http/Http.Abstractions/src/Extensions/HttpResponseWritingExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/HttpResponseWritingExtensions.cs
index 6e218d2c14aa..1e0ec65c519d 100644
--- a/src/Http/Http.Abstractions/src/Extensions/HttpResponseWritingExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/HttpResponseWritingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Http.Abstractions/src/Extensions/IEndpointConventionBuilder.cs b/src/Http/Http.Abstractions/src/Extensions/IEndpointConventionBuilder.cs
index f98a99dfd6c6..e8053aa5ac4c 100644
--- a/src/Http/Http.Abstractions/src/Extensions/IEndpointConventionBuilder.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/IEndpointConventionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http.Abstractions/src/Extensions/MapExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/MapExtensions.cs
index a74a883b20be..ac1d558a9ccb 100644
--- a/src/Http/Http.Abstractions/src/Extensions/MapExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/MapExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Http.Abstractions/src/Extensions/MapMiddleware.cs b/src/Http/Http.Abstractions/src/Extensions/MapMiddleware.cs
index cf9e617bd8cb..2763dc59a2b4 100644
--- a/src/Http/Http.Abstractions/src/Extensions/MapMiddleware.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/MapMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Abstractions/src/Extensions/MapOptions.cs b/src/Http/Http.Abstractions/src/Extensions/MapOptions.cs
index 61c1e8d9a4fd..efc50a64b3b9 100644
--- a/src/Http/Http.Abstractions/src/Extensions/MapOptions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/MapOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Http.Abstractions/src/Extensions/MapWhenExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/MapWhenExtensions.cs
index 946379df26f2..d58a697ab6d3 100644
--- a/src/Http/Http.Abstractions/src/Extensions/MapWhenExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/MapWhenExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Http.Abstractions/src/Extensions/MapWhenMiddleware.cs b/src/Http/Http.Abstractions/src/Extensions/MapWhenMiddleware.cs
index 4c384104e61e..465f2b8bfa06 100644
--- a/src/Http/Http.Abstractions/src/Extensions/MapWhenMiddleware.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/MapWhenMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Abstractions/src/Extensions/MapWhenOptions.cs b/src/Http/Http.Abstractions/src/Extensions/MapWhenOptions.cs
index 3696306962de..237a54b650f3 100644
--- a/src/Http/Http.Abstractions/src/Extensions/MapWhenOptions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/MapWhenOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Http.Abstractions/src/Extensions/RequestTrailerExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/RequestTrailerExtensions.cs
index 6ffeb2eebc8f..bd48fc837807 100644
--- a/src/Http/Http.Abstractions/src/Extensions/RequestTrailerExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/RequestTrailerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Http/Http.Abstractions/src/Extensions/ResponseTrailerExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/ResponseTrailerExtensions.cs
index d2c01717e74e..704cce33894d 100644
--- a/src/Http/Http.Abstractions/src/Extensions/ResponseTrailerExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/ResponseTrailerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Http/Http.Abstractions/src/Extensions/RunExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/RunExtensions.cs
index 112404306427..f4687b897232 100644
--- a/src/Http/Http.Abstractions/src/Extensions/RunExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/RunExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Http.Abstractions/src/Extensions/UseExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/UseExtensions.cs
index c0c9a0f6e50c..40969a559684 100644
--- a/src/Http/Http.Abstractions/src/Extensions/UseExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/UseExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Abstractions/src/Extensions/UseMiddlewareExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/UseMiddlewareExtensions.cs
index 2cd3cd9f240c..d6b4e2d944a9 100644
--- a/src/Http/Http.Abstractions/src/Extensions/UseMiddlewareExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/UseMiddlewareExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Http.Abstractions/src/Extensions/UsePathBaseExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/UsePathBaseExtensions.cs
index 482f2f481fe7..0bdf4fcfed97 100644
--- a/src/Http/Http.Abstractions/src/Extensions/UsePathBaseExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/UsePathBaseExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Http.Abstractions/src/Extensions/UsePathBaseMiddleware.cs b/src/Http/Http.Abstractions/src/Extensions/UsePathBaseMiddleware.cs
index 103bdd9601f4..7cd4f1217ed1 100644
--- a/src/Http/Http.Abstractions/src/Extensions/UsePathBaseMiddleware.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/UsePathBaseMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Abstractions/src/Extensions/UseWhenExtensions.cs b/src/Http/Http.Abstractions/src/Extensions/UseWhenExtensions.cs
index f506c41c8941..53d7bdd5d956 100644
--- a/src/Http/Http.Abstractions/src/Extensions/UseWhenExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Extensions/UseWhenExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Http.Abstractions/src/FragmentString.cs b/src/Http/Http.Abstractions/src/FragmentString.cs
index a38aca637b8e..531e3c16be79 100644
--- a/src/Http/Http.Abstractions/src/FragmentString.cs
+++ b/src/Http/Http.Abstractions/src/FragmentString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http.Abstractions/src/HostString.cs b/src/Http/Http.Abstractions/src/HostString.cs
index 41aff8847823..f476689f90e8 100644
--- a/src/Http/Http.Abstractions/src/HostString.cs
+++ b/src/Http/Http.Abstractions/src/HostString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/src/HttpContext.cs b/src/Http/Http.Abstractions/src/HttpContext.cs
index 17448e07012b..d22918023446 100644
--- a/src/Http/Http.Abstractions/src/HttpContext.cs
+++ b/src/Http/Http.Abstractions/src/HttpContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/src/HttpMethods.cs b/src/Http/Http.Abstractions/src/HttpMethods.cs
index 90055730d63a..b832792255aa 100644
--- a/src/Http/Http.Abstractions/src/HttpMethods.cs
+++ b/src/Http/Http.Abstractions/src/HttpMethods.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http.Abstractions/src/HttpProtocol.cs b/src/Http/Http.Abstractions/src/HttpProtocol.cs
index 229cb4396cf1..a208b192e0fe 100644
--- a/src/Http/Http.Abstractions/src/HttpProtocol.cs
+++ b/src/Http/Http.Abstractions/src/HttpProtocol.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http.Abstractions/src/HttpRequest.cs b/src/Http/Http.Abstractions/src/HttpRequest.cs
index 33f8a9ed8f9d..ce746c40106a 100644
--- a/src/Http/Http.Abstractions/src/HttpRequest.cs
+++ b/src/Http/Http.Abstractions/src/HttpRequest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http.Abstractions/src/HttpResponse.cs b/src/Http/Http.Abstractions/src/HttpResponse.cs
index a773a15a1b38..8dcb50703bbf 100644
--- a/src/Http/Http.Abstractions/src/HttpResponse.cs
+++ b/src/Http/Http.Abstractions/src/HttpResponse.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http.Abstractions/src/IApplicationBuilder.cs b/src/Http/Http.Abstractions/src/IApplicationBuilder.cs
index be3a06c2b3ea..0b57f157207a 100644
--- a/src/Http/Http.Abstractions/src/IApplicationBuilder.cs
+++ b/src/Http/Http.Abstractions/src/IApplicationBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/src/ICorsMetadata.cs b/src/Http/Http.Abstractions/src/ICorsMetadata.cs
index c5a458093ef1..7c9d0cb354de 100644
--- a/src/Http/Http.Abstractions/src/ICorsMetadata.cs
+++ b/src/Http/Http.Abstractions/src/ICorsMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Cors.Infrastructure
 {
diff --git a/src/Http/Http.Abstractions/src/IHttpContextAccessor.cs b/src/Http/Http.Abstractions/src/IHttpContextAccessor.cs
index 9171cc003f29..171146ccafc6 100644
--- a/src/Http/Http.Abstractions/src/IHttpContextAccessor.cs
+++ b/src/Http/Http.Abstractions/src/IHttpContextAccessor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http.Abstractions/src/IHttpContextFactory.cs b/src/Http/Http.Abstractions/src/IHttpContextFactory.cs
index 4a7372421974..4bc4ab7a17e8 100644
--- a/src/Http/Http.Abstractions/src/IHttpContextFactory.cs
+++ b/src/Http/Http.Abstractions/src/IHttpContextFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http.Features;
 
diff --git a/src/Http/Http.Abstractions/src/IMiddleware.cs b/src/Http/Http.Abstractions/src/IMiddleware.cs
index f92527f3f5e1..9320c5e78261 100644
--- a/src/Http/Http.Abstractions/src/IMiddleware.cs
+++ b/src/Http/Http.Abstractions/src/IMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Http/Http.Abstractions/src/IMiddlewareFactory.cs b/src/Http/Http.Abstractions/src/IMiddlewareFactory.cs
index 91a8a5a3d1f0..82a0dc0203fc 100644
--- a/src/Http/Http.Abstractions/src/IMiddlewareFactory.cs
+++ b/src/Http/Http.Abstractions/src/IMiddlewareFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http.Abstractions/src/IResult.cs b/src/Http/Http.Abstractions/src/IResult.cs
index a6c20a6ebded..ce83c591b49c 100644
--- a/src/Http/Http.Abstractions/src/IResult.cs
+++ b/src/Http/Http.Abstractions/src/IResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Http/Http.Abstractions/src/Internal/HeaderSegment.cs b/src/Http/Http.Abstractions/src/Internal/HeaderSegment.cs
index 00bf3e8cf295..b81d26a6204b 100644
--- a/src/Http/Http.Abstractions/src/Internal/HeaderSegment.cs
+++ b/src/Http/Http.Abstractions/src/Internal/HeaderSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Http.Abstractions/src/Internal/HeaderSegmentCollection.cs b/src/Http/Http.Abstractions/src/Internal/HeaderSegmentCollection.cs
index e06ae7b01245..433d7d35e28f 100644
--- a/src/Http/Http.Abstractions/src/Internal/HeaderSegmentCollection.cs
+++ b/src/Http/Http.Abstractions/src/Internal/HeaderSegmentCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http.Abstractions/src/Internal/HostStringHelper.cs b/src/Http/Http.Abstractions/src/Internal/HostStringHelper.cs
index 7644b1a06c6d..7ce7573c328d 100644
--- a/src/Http/Http.Abstractions/src/Internal/HostStringHelper.cs
+++ b/src/Http/Http.Abstractions/src/Internal/HostStringHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http.Abstractions/src/Internal/ParsingHelpers.cs b/src/Http/Http.Abstractions/src/Internal/ParsingHelpers.cs
index f5254acb7a2a..3f5181d2b699 100644
--- a/src/Http/Http.Abstractions/src/Internal/ParsingHelpers.cs
+++ b/src/Http/Http.Abstractions/src/Internal/ParsingHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Http/Http.Abstractions/src/Internal/PathStringHelper.cs b/src/Http/Http.Abstractions/src/Internal/PathStringHelper.cs
index 64a0e45c1925..02fca45dda73 100644
--- a/src/Http/Http.Abstractions/src/Internal/PathStringHelper.cs
+++ b/src/Http/Http.Abstractions/src/Internal/PathStringHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
diff --git a/src/Http/Http.Abstractions/src/Metadata/IFromBodyMetadata.cs b/src/Http/Http.Abstractions/src/Metadata/IFromBodyMetadata.cs
index 878ec45dcc8a..8654c25d94a2 100644
--- a/src/Http/Http.Abstractions/src/Metadata/IFromBodyMetadata.cs
+++ b/src/Http/Http.Abstractions/src/Metadata/IFromBodyMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Metadata
 {
diff --git a/src/Http/Http.Abstractions/src/Metadata/IFromFormMetadata.cs b/src/Http/Http.Abstractions/src/Metadata/IFromFormMetadata.cs
index 054628d50069..e57bb1e0ff2c 100644
--- a/src/Http/Http.Abstractions/src/Metadata/IFromFormMetadata.cs
+++ b/src/Http/Http.Abstractions/src/Metadata/IFromFormMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Metadata
 {
diff --git a/src/Http/Http.Abstractions/src/Metadata/IFromHeaderMetadata.cs b/src/Http/Http.Abstractions/src/Metadata/IFromHeaderMetadata.cs
index 474daf9ed5bd..2efde288093b 100644
--- a/src/Http/Http.Abstractions/src/Metadata/IFromHeaderMetadata.cs
+++ b/src/Http/Http.Abstractions/src/Metadata/IFromHeaderMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Metadata
 {
diff --git a/src/Http/Http.Abstractions/src/Metadata/IFromQueryMetadata.cs b/src/Http/Http.Abstractions/src/Metadata/IFromQueryMetadata.cs
index 303f70c8ed3e..0afaa0b7468f 100644
--- a/src/Http/Http.Abstractions/src/Metadata/IFromQueryMetadata.cs
+++ b/src/Http/Http.Abstractions/src/Metadata/IFromQueryMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Metadata
 {
diff --git a/src/Http/Http.Abstractions/src/Metadata/IFromRouteMetadata.cs b/src/Http/Http.Abstractions/src/Metadata/IFromRouteMetadata.cs
index 66b24e5284e9..4f3b45ba24b1 100644
--- a/src/Http/Http.Abstractions/src/Metadata/IFromRouteMetadata.cs
+++ b/src/Http/Http.Abstractions/src/Metadata/IFromRouteMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Metadata
 {
diff --git a/src/Http/Http.Abstractions/src/Metadata/IFromServiceMetadata.cs b/src/Http/Http.Abstractions/src/Metadata/IFromServiceMetadata.cs
index 92c1e2ad6758..6a995dec2e62 100644
--- a/src/Http/Http.Abstractions/src/Metadata/IFromServiceMetadata.cs
+++ b/src/Http/Http.Abstractions/src/Metadata/IFromServiceMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Metadata
 {
diff --git a/src/Http/Http.Abstractions/src/PathString.cs b/src/Http/Http.Abstractions/src/PathString.cs
index c0ed42335bda..d1cd6d38e9f4 100644
--- a/src/Http/Http.Abstractions/src/PathString.cs
+++ b/src/Http/Http.Abstractions/src/PathString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/Http/Http.Abstractions/src/Properties/AssemblyInfo.cs b/src/Http/Http.Abstractions/src/Properties/AssemblyInfo.cs
index 2bdc2a912f18..fdd273b42bf4 100644
--- a/src/Http/Http.Abstractions/src/Properties/AssemblyInfo.cs
+++ b/src/Http/Http.Abstractions/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Http/Http.Abstractions/src/QueryString.cs b/src/Http/Http.Abstractions/src/QueryString.cs
index 478d972fce2e..134428173982 100644
--- a/src/Http/Http.Abstractions/src/QueryString.cs
+++ b/src/Http/Http.Abstractions/src/QueryString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/src/RequestDelegate.cs b/src/Http/Http.Abstractions/src/RequestDelegate.cs
index aecf353b29d8..ad4254bd1b52 100644
--- a/src/Http/Http.Abstractions/src/RequestDelegate.cs
+++ b/src/Http/Http.Abstractions/src/RequestDelegate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Http/Http.Abstractions/src/Routing/Endpoint.cs b/src/Http/Http.Abstractions/src/Routing/Endpoint.cs
index 34d4a0928af8..bf1e2fa076cb 100644
--- a/src/Http/Http.Abstractions/src/Routing/Endpoint.cs
+++ b/src/Http/Http.Abstractions/src/Routing/Endpoint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http.Abstractions/src/Routing/EndpointHttpContextExtensions.cs b/src/Http/Http.Abstractions/src/Routing/EndpointHttpContextExtensions.cs
index 3eea0541f4b9..2c03bde3d388 100644
--- a/src/Http/Http.Abstractions/src/Routing/EndpointHttpContextExtensions.cs
+++ b/src/Http/Http.Abstractions/src/Routing/EndpointHttpContextExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Http/Http.Abstractions/src/Routing/EndpointMetadataCollection.cs b/src/Http/Http.Abstractions/src/Routing/EndpointMetadataCollection.cs
index 6051068e527c..7905d5ed267d 100644
--- a/src/Http/Http.Abstractions/src/Routing/EndpointMetadataCollection.cs
+++ b/src/Http/Http.Abstractions/src/Routing/EndpointMetadataCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http.Abstractions/src/Routing/IEndpointFeature.cs b/src/Http/Http.Abstractions/src/Routing/IEndpointFeature.cs
index d8c1f1e7dba2..c7e0da501967 100644
--- a/src/Http/Http.Abstractions/src/Routing/IEndpointFeature.cs
+++ b/src/Http/Http.Abstractions/src/Routing/IEndpointFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Abstractions/src/Routing/IRouteValuesFeature.cs b/src/Http/Http.Abstractions/src/Routing/IRouteValuesFeature.cs
index d1c91577fec1..5dfa9b0308bf 100644
--- a/src/Http/Http.Abstractions/src/Routing/IRouteValuesFeature.cs
+++ b/src/Http/Http.Abstractions/src/Routing/IRouteValuesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing;
 
diff --git a/src/Http/Http.Abstractions/src/Routing/RouteValueDictionary.cs b/src/Http/Http.Abstractions/src/Routing/RouteValueDictionary.cs
index 415e4d157154..f7b500931a99 100644
--- a/src/Http/Http.Abstractions/src/Routing/RouteValueDictionary.cs
+++ b/src/Http/Http.Abstractions/src/Routing/RouteValueDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http.Abstractions/src/StatusCodes.cs b/src/Http/Http.Abstractions/src/StatusCodes.cs
index b61d03efd23a..99a47f9f2221 100644
--- a/src/Http/Http.Abstractions/src/StatusCodes.cs
+++ b/src/Http/Http.Abstractions/src/StatusCodes.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http.Abstractions/src/WebSocketManager.cs b/src/Http/Http.Abstractions/src/WebSocketManager.cs
index 1fe47d59587d..f78bfd450ca9 100644
--- a/src/Http/Http.Abstractions/src/WebSocketManager.cs
+++ b/src/Http/Http.Abstractions/src/WebSocketManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Net.WebSockets;
diff --git a/src/Http/Http.Abstractions/test/CookieBuilderTests.cs b/src/Http/Http.Abstractions/test/CookieBuilderTests.cs
index dd540ccc1ba0..6b545c18dd67 100644
--- a/src/Http/Http.Abstractions/test/CookieBuilderTests.cs
+++ b/src/Http/Http.Abstractions/test/CookieBuilderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Http.Abstractions/test/EndpointHttpContextExtensionsTests.cs b/src/Http/Http.Abstractions/test/EndpointHttpContextExtensionsTests.cs
index c0392a828394..247a9e880b09 100644
--- a/src/Http/Http.Abstractions/test/EndpointHttpContextExtensionsTests.cs
+++ b/src/Http/Http.Abstractions/test/EndpointHttpContextExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/test/EndpointMetadataCollectionTests.cs b/src/Http/Http.Abstractions/test/EndpointMetadataCollectionTests.cs
index a657b9335266..1cc65f79e406 100644
--- a/src/Http/Http.Abstractions/test/EndpointMetadataCollectionTests.cs
+++ b/src/Http/Http.Abstractions/test/EndpointMetadataCollectionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/test/FragmentStringTests.cs b/src/Http/Http.Abstractions/test/FragmentStringTests.cs
index 4f5fe20916ca..370f5b92f958 100644
--- a/src/Http/Http.Abstractions/test/FragmentStringTests.cs
+++ b/src/Http/Http.Abstractions/test/FragmentStringTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Http.Abstractions/test/HostStringTest.cs b/src/Http/Http.Abstractions/test/HostStringTest.cs
index 85820f8ffcae..c672ccfc80f3 100644
--- a/src/Http/Http.Abstractions/test/HostStringTest.cs
+++ b/src/Http/Http.Abstractions/test/HostStringTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Http/Http.Abstractions/test/HttpMethodslTests.cs b/src/Http/Http.Abstractions/test/HttpMethodslTests.cs
index 60e8d1f1f4d1..10c8e32a996c 100644
--- a/src/Http/Http.Abstractions/test/HttpMethodslTests.cs
+++ b/src/Http/Http.Abstractions/test/HttpMethodslTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/test/HttpProtocolTests.cs b/src/Http/Http.Abstractions/test/HttpProtocolTests.cs
index 640106a002b0..3baed6f9c044 100644
--- a/src/Http/Http.Abstractions/test/HttpProtocolTests.cs
+++ b/src/Http/Http.Abstractions/test/HttpProtocolTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Http.Abstractions/test/HttpResponseWritingExtensionsTests.cs b/src/Http/Http.Abstractions/test/HttpResponseWritingExtensionsTests.cs
index bdbb48375e66..6f47fa57d176 100644
--- a/src/Http/Http.Abstractions/test/HttpResponseWritingExtensionsTests.cs
+++ b/src/Http/Http.Abstractions/test/HttpResponseWritingExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http.Abstractions/test/MapPathMiddlewareTests.cs b/src/Http/Http.Abstractions/test/MapPathMiddlewareTests.cs
index 6e907814d957..1efcc3c57b4e 100644
--- a/src/Http/Http.Abstractions/test/MapPathMiddlewareTests.cs
+++ b/src/Http/Http.Abstractions/test/MapPathMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Abstractions/test/MapPredicateMiddlewareTests.cs b/src/Http/Http.Abstractions/test/MapPredicateMiddlewareTests.cs
index c83bb47bcc1d..5f1a18904381 100644
--- a/src/Http/Http.Abstractions/test/MapPredicateMiddlewareTests.cs
+++ b/src/Http/Http.Abstractions/test/MapPredicateMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Abstractions/test/PathStringTests.cs b/src/Http/Http.Abstractions/test/PathStringTests.cs
index cc1dc3bc8d28..9d54fab67c8e 100644
--- a/src/Http/Http.Abstractions/test/PathStringTests.cs
+++ b/src/Http/Http.Abstractions/test/PathStringTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/Http/Http.Abstractions/test/QueryStringTests.cs b/src/Http/Http.Abstractions/test/QueryStringTests.cs
index d4bb0d77d688..1025f7a7d9a9 100644
--- a/src/Http/Http.Abstractions/test/QueryStringTests.cs
+++ b/src/Http/Http.Abstractions/test/QueryStringTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/test/RouteValueDictionaryTests.cs b/src/Http/Http.Abstractions/test/RouteValueDictionaryTests.cs
index 8d861b6dff11..a9cff69dcafe 100644
--- a/src/Http/Http.Abstractions/test/RouteValueDictionaryTests.cs
+++ b/src/Http/Http.Abstractions/test/RouteValueDictionaryTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/test/UseMiddlewareTest.cs b/src/Http/Http.Abstractions/test/UseMiddlewareTest.cs
index 71fd2324d945..149431177484 100644
--- a/src/Http/Http.Abstractions/test/UseMiddlewareTest.cs
+++ b/src/Http/Http.Abstractions/test/UseMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/test/UsePathBaseExtensionsTests.cs b/src/Http/Http.Abstractions/test/UsePathBaseExtensionsTests.cs
index f5724d28bc22..a5511ef0c18b 100644
--- a/src/Http/Http.Abstractions/test/UsePathBaseExtensionsTests.cs
+++ b/src/Http/Http.Abstractions/test/UsePathBaseExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Abstractions/test/UseWhenExtensionsTests.cs b/src/Http/Http.Abstractions/test/UseWhenExtensionsTests.cs
index 478e592b7f85..8b46e07b8328 100644
--- a/src/Http/Http.Abstractions/test/UseWhenExtensionsTests.cs
+++ b/src/Http/Http.Abstractions/test/UseWhenExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Extensions/src/HeaderDictionaryTypeExtensions.cs b/src/Http/Http.Extensions/src/HeaderDictionaryTypeExtensions.cs
index be96fa485bf1..27317bc54b8d 100644
--- a/src/Http/Http.Extensions/src/HeaderDictionaryTypeExtensions.cs
+++ b/src/Http/Http.Extensions/src/HeaderDictionaryTypeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Extensions/src/HttpContextServerVariableExtensions.cs b/src/Http/Http.Extensions/src/HttpContextServerVariableExtensions.cs
index 90650071121d..cefd005da20f 100644
--- a/src/Http/Http.Extensions/src/HttpContextServerVariableExtensions.cs
+++ b/src/Http/Http.Extensions/src/HttpContextServerVariableExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http.Features;
 
diff --git a/src/Http/Http.Extensions/src/HttpRequestJsonExtensions.cs b/src/Http/Http.Extensions/src/HttpRequestJsonExtensions.cs
index 473d365c3009..e2adc83d7128 100644
--- a/src/Http/Http.Extensions/src/HttpRequestJsonExtensions.cs
+++ b/src/Http/Http.Extensions/src/HttpRequestJsonExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Http.Extensions/src/HttpRequestMultipartExtensions.cs b/src/Http/Http.Extensions/src/HttpRequestMultipartExtensions.cs
index cc018d0c3950..17236850fcee 100644
--- a/src/Http/Http.Extensions/src/HttpRequestMultipartExtensions.cs
+++ b/src/Http/Http.Extensions/src/HttpRequestMultipartExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Net.Http.Headers;
diff --git a/src/Http/Http.Extensions/src/HttpResponseJsonExtensions.cs b/src/Http/Http.Extensions/src/HttpResponseJsonExtensions.cs
index 85bc34e6b2f5..c36740385e55 100644
--- a/src/Http/Http.Extensions/src/HttpResponseJsonExtensions.cs
+++ b/src/Http/Http.Extensions/src/HttpResponseJsonExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Http.Extensions/src/JsonConstants.cs b/src/Http/Http.Extensions/src/JsonConstants.cs
index a905119bff88..4f66d5228e48 100644
--- a/src/Http/Http.Extensions/src/JsonConstants.cs
+++ b/src/Http/Http.Extensions/src/JsonConstants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http.Extensions/src/JsonOptions.cs b/src/Http/Http.Extensions/src/JsonOptions.cs
index 586e33c7a059..2fa2cc87c5f9 100644
--- a/src/Http/Http.Extensions/src/JsonOptions.cs
+++ b/src/Http/Http.Extensions/src/JsonOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.Encodings.Web;
 using System.Text.Json;
diff --git a/src/Http/Http.Extensions/src/Properties/AssemblyInfo.cs b/src/Http/Http.Extensions/src/Properties/AssemblyInfo.cs
index f5c2638e6462..f7cd6ab89feb 100644
--- a/src/Http/Http.Extensions/src/Properties/AssemblyInfo.cs
+++ b/src/Http/Http.Extensions/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Http/Http.Extensions/src/QueryBuilder.cs b/src/Http/Http.Extensions/src/QueryBuilder.cs
index 9f14cd9f7b15..89897284f462 100644
--- a/src/Http/Http.Extensions/src/QueryBuilder.cs
+++ b/src/Http/Http.Extensions/src/QueryBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Extensions/src/RequestDelegateFactory.cs b/src/Http/Http.Extensions/src/RequestDelegateFactory.cs
index 948c77fd094c..5d884f383d38 100644
--- a/src/Http/Http.Extensions/src/RequestDelegateFactory.cs
+++ b/src/Http/Http.Extensions/src/RequestDelegateFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Extensions/src/RequestHeaders.cs b/src/Http/Http.Extensions/src/RequestHeaders.cs
index 57e0806f5f62..76995b484872 100644
--- a/src/Http/Http.Extensions/src/RequestHeaders.cs
+++ b/src/Http/Http.Extensions/src/RequestHeaders.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Extensions/src/ResponseExtensions.cs b/src/Http/Http.Extensions/src/ResponseExtensions.cs
index 1dd780a03a59..b3eda92f4c84 100644
--- a/src/Http/Http.Extensions/src/ResponseExtensions.cs
+++ b/src/Http/Http.Extensions/src/ResponseExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Http/Http.Extensions/src/ResponseHeaders.cs b/src/Http/Http.Extensions/src/ResponseHeaders.cs
index fef9d19a1576..bd65aa79960d 100644
--- a/src/Http/Http.Extensions/src/ResponseHeaders.cs
+++ b/src/Http/Http.Extensions/src/ResponseHeaders.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Extensions/src/SendFileResponseExtensions.cs b/src/Http/Http.Extensions/src/SendFileResponseExtensions.cs
index a888c096112d..dffc20d347b9 100644
--- a/src/Http/Http.Extensions/src/SendFileResponseExtensions.cs
+++ b/src/Http/Http.Extensions/src/SendFileResponseExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Http.Extensions/src/SessionExtensions.cs b/src/Http/Http.Extensions/src/SessionExtensions.cs
index e26a98fad01b..f9ecc61a97da 100644
--- a/src/Http/Http.Extensions/src/SessionExtensions.cs
+++ b/src/Http/Http.Extensions/src/SessionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 
diff --git a/src/Http/Http.Extensions/src/StreamCopyOperation.cs b/src/Http/Http.Extensions/src/StreamCopyOperation.cs
index 47b522523f8c..b68148947154 100644
--- a/src/Http/Http.Extensions/src/StreamCopyOperation.cs
+++ b/src/Http/Http.Extensions/src/StreamCopyOperation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Threading;
diff --git a/src/Http/Http.Extensions/src/UriHelper.cs b/src/Http/Http.Extensions/src/UriHelper.cs
index dbcd8dd819f3..bde7c49610ac 100644
--- a/src/Http/Http.Extensions/src/UriHelper.cs
+++ b/src/Http/Http.Extensions/src/UriHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/Http.Extensions/test/HeaderDictionaryTypeExtensionsTest.cs b/src/Http/Http.Extensions/test/HeaderDictionaryTypeExtensionsTest.cs
index 2ca3c36e277e..0cb5e1c6d596 100644
--- a/src/Http/Http.Extensions/test/HeaderDictionaryTypeExtensionsTest.cs
+++ b/src/Http/Http.Extensions/test/HeaderDictionaryTypeExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Extensions/test/HttpRequestExtensionsTests.cs b/src/Http/Http.Extensions/test/HttpRequestExtensionsTests.cs
index 99866fb5d1df..deb8d80456cd 100644
--- a/src/Http/Http.Extensions/test/HttpRequestExtensionsTests.cs
+++ b/src/Http/Http.Extensions/test/HttpRequestExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Http.Extensions/test/HttpRequestJsonExtensionsTests.cs b/src/Http/Http.Extensions/test/HttpRequestJsonExtensionsTests.cs
index 60a58b912195..af97e404128a 100644
--- a/src/Http/Http.Extensions/test/HttpRequestJsonExtensionsTests.cs
+++ b/src/Http/Http.Extensions/test/HttpRequestJsonExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Extensions/test/HttpResponseJsonExtensionsTests.cs b/src/Http/Http.Extensions/test/HttpResponseJsonExtensionsTests.cs
index d0118166b084..6571716ec2bb 100644
--- a/src/Http/Http.Extensions/test/HttpResponseJsonExtensionsTests.cs
+++ b/src/Http/Http.Extensions/test/HttpResponseJsonExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http.Extensions/test/QueryBuilderTests.cs b/src/Http/Http.Extensions/test/QueryBuilderTests.cs
index c2517c45d463..3b00142adb9e 100644
--- a/src/Http/Http.Extensions/test/QueryBuilderTests.cs
+++ b/src/Http/Http.Extensions/test/QueryBuilderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Extensions/test/RequestDelegateFactoryTests.cs b/src/Http/Http.Extensions/test/RequestDelegateFactoryTests.cs
index 36d4004cfbe3..39fe413ec648 100644
--- a/src/Http/Http.Extensions/test/RequestDelegateFactoryTests.cs
+++ b/src/Http/Http.Extensions/test/RequestDelegateFactoryTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Http.Extensions/test/ResponseExtensionTests.cs b/src/Http/Http.Extensions/test/ResponseExtensionTests.cs
index aae590024248..c71e98a7a5ec 100644
--- a/src/Http/Http.Extensions/test/ResponseExtensionTests.cs
+++ b/src/Http/Http.Extensions/test/ResponseExtensionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http.Extensions/test/SendFileResponseExtensionsTests.cs b/src/Http/Http.Extensions/test/SendFileResponseExtensionsTests.cs
index 54e22811c0b1..2e3ecdbddf33 100644
--- a/src/Http/Http.Extensions/test/SendFileResponseExtensionsTests.cs
+++ b/src/Http/Http.Extensions/test/SendFileResponseExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http.Extensions/test/TestStream.cs b/src/Http/Http.Extensions/test/TestStream.cs
index fb9b4e52a7a8..6590f2349914 100644
--- a/src/Http/Http.Extensions/test/TestStream.cs
+++ b/src/Http/Http.Extensions/test/TestStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http.Extensions/test/UriHelperTests.cs b/src/Http/Http.Extensions/test/UriHelperTests.cs
index 368feb0fdec2..db7b740f0ec6 100644
--- a/src/Http/Http.Extensions/test/UriHelperTests.cs
+++ b/src/Http/Http.Extensions/test/UriHelperTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Http.Features/src/Authentication/IHttpAuthenticationFeature.cs b/src/Http/Http.Features/src/Authentication/IHttpAuthenticationFeature.cs
index 8c1f6d2b479a..55bd77898d56 100644
--- a/src/Http/Http.Features/src/Authentication/IHttpAuthenticationFeature.cs
+++ b/src/Http/Http.Features/src/Authentication/IHttpAuthenticationFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 
diff --git a/src/Http/Http.Features/src/CookieOptions.cs b/src/Http/Http.Features/src/CookieOptions.cs
index 74512d23609a..e663b546067d 100644
--- a/src/Http/Http.Features/src/CookieOptions.cs
+++ b/src/Http/Http.Features/src/CookieOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http.Features/src/FeatureCollection.cs b/src/Http/Http.Features/src/FeatureCollection.cs
index 7bde54632dfb..a081dd704db1 100644
--- a/src/Http/Http.Features/src/FeatureCollection.cs
+++ b/src/Http/Http.Features/src/FeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http.Features/src/FeatureReference.cs b/src/Http/Http.Features/src/FeatureReference.cs
index 3cf22c1ffe79..85487f0187b4 100644
--- a/src/Http/Http.Features/src/FeatureReference.cs
+++ b/src/Http/Http.Features/src/FeatureReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/FeatureReferences.cs b/src/Http/Http.Features/src/FeatureReferences.cs
index 374fa614094b..dac752ca2afb 100644
--- a/src/Http/Http.Features/src/FeatureReferences.cs
+++ b/src/Http/Http.Features/src/FeatureReferences.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Http/Http.Features/src/HttpsCompressionMode.cs b/src/Http/Http.Features/src/HttpsCompressionMode.cs
index 0ed2bcc2d686..e3932cacf4d0 100644
--- a/src/Http/Http.Features/src/HttpsCompressionMode.cs
+++ b/src/Http/Http.Features/src/HttpsCompressionMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IFeatureCollection.cs b/src/Http/Http.Features/src/IFeatureCollection.cs
index ff1f3ec69676..e4e7ba80976b 100644
--- a/src/Http/Http.Features/src/IFeatureCollection.cs
+++ b/src/Http/Http.Features/src/IFeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http.Features/src/IFormCollection.cs b/src/Http/Http.Features/src/IFormCollection.cs
index 237d311ae801..0d3d17264c25 100644
--- a/src/Http/Http.Features/src/IFormCollection.cs
+++ b/src/Http/Http.Features/src/IFormCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Http.Features/src/IFormFeature.cs b/src/Http/Http.Features/src/IFormFeature.cs
index 50284fc394c0..8782c7470ad7 100644
--- a/src/Http/Http.Features/src/IFormFeature.cs
+++ b/src/Http/Http.Features/src/IFormFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Features/src/IFormFile.cs b/src/Http/Http.Features/src/IFormFile.cs
index f52e71bfee16..ef95e56e124a 100644
--- a/src/Http/Http.Features/src/IFormFile.cs
+++ b/src/Http/Http.Features/src/IFormFile.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Threading;
diff --git a/src/Http/Http.Features/src/IFormFileCollection.cs b/src/Http/Http.Features/src/IFormFileCollection.cs
index b3501768366a..dd05b2592188 100644
--- a/src/Http/Http.Features/src/IFormFileCollection.cs
+++ b/src/Http/Http.Features/src/IFormFileCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Http.Features/src/IHeaderDictionary.cs b/src/Http/Http.Features/src/IHeaderDictionary.cs
index dfde3f33e31e..ab0e4f69ef32 100644
--- a/src/Http/Http.Features/src/IHeaderDictionary.cs
+++ b/src/Http/Http.Features/src/IHeaderDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Http.Features/src/IHttpBodyControlFeature.cs b/src/Http/Http.Features/src/IHttpBodyControlFeature.cs
index 3f61be97882c..9cd1147b8b11 100644
--- a/src/Http/Http.Features/src/IHttpBodyControlFeature.cs
+++ b/src/Http/Http.Features/src/IHttpBodyControlFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IHttpConnectionFeature.cs b/src/Http/Http.Features/src/IHttpConnectionFeature.cs
index 551b750a276e..2a260df3ee43 100644
--- a/src/Http/Http.Features/src/IHttpConnectionFeature.cs
+++ b/src/Http/Http.Features/src/IHttpConnectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 
diff --git a/src/Http/Http.Features/src/IHttpMaxRequestBodySizeFeature.cs b/src/Http/Http.Features/src/IHttpMaxRequestBodySizeFeature.cs
index c02000c72afa..2f0af2db5d32 100644
--- a/src/Http/Http.Features/src/IHttpMaxRequestBodySizeFeature.cs
+++ b/src/Http/Http.Features/src/IHttpMaxRequestBodySizeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IHttpRequestBodyDetectionFeature.cs b/src/Http/Http.Features/src/IHttpRequestBodyDetectionFeature.cs
index c44ef1074a9a..15eed7172248 100644
--- a/src/Http/Http.Features/src/IHttpRequestBodyDetectionFeature.cs
+++ b/src/Http/Http.Features/src/IHttpRequestBodyDetectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IHttpRequestFeature.cs b/src/Http/Http.Features/src/IHttpRequestFeature.cs
index c108cdf0e1fc..7f2e93babaab 100644
--- a/src/Http/Http.Features/src/IHttpRequestFeature.cs
+++ b/src/Http/Http.Features/src/IHttpRequestFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 
diff --git a/src/Http/Http.Features/src/IHttpRequestIdentifierFeature.cs b/src/Http/Http.Features/src/IHttpRequestIdentifierFeature.cs
index 2ba2d81a14d3..34464b2b1a8e 100644
--- a/src/Http/Http.Features/src/IHttpRequestIdentifierFeature.cs
+++ b/src/Http/Http.Features/src/IHttpRequestIdentifierFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IHttpRequestLifetimeFeature.cs b/src/Http/Http.Features/src/IHttpRequestLifetimeFeature.cs
index 7020442a7c36..263b68b021c0 100644
--- a/src/Http/Http.Features/src/IHttpRequestLifetimeFeature.cs
+++ b/src/Http/Http.Features/src/IHttpRequestLifetimeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 
diff --git a/src/Http/Http.Features/src/IHttpRequestTrailersFeature.cs b/src/Http/Http.Features/src/IHttpRequestTrailersFeature.cs
index 19706e9e4ec9..daf65eddbc9e 100644
--- a/src/Http/Http.Features/src/IHttpRequestTrailersFeature.cs
+++ b/src/Http/Http.Features/src/IHttpRequestTrailersFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http.Features/src/IHttpResetFeature.cs b/src/Http/Http.Features/src/IHttpResetFeature.cs
index 8a08ebe32a59..8e3bfe2df803 100644
--- a/src/Http/Http.Features/src/IHttpResetFeature.cs
+++ b/src/Http/Http.Features/src/IHttpResetFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IHttpResponseBodyFeature.cs b/src/Http/Http.Features/src/IHttpResponseBodyFeature.cs
index 12beff23f51f..3c0f9370de7f 100644
--- a/src/Http/Http.Features/src/IHttpResponseBodyFeature.cs
+++ b/src/Http/Http.Features/src/IHttpResponseBodyFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.IO.Pipelines;
diff --git a/src/Http/Http.Features/src/IHttpResponseFeature.cs b/src/Http/Http.Features/src/IHttpResponseFeature.cs
index 513ddfb4e886..dc759f610622 100644
--- a/src/Http/Http.Features/src/IHttpResponseFeature.cs
+++ b/src/Http/Http.Features/src/IHttpResponseFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http.Features/src/IHttpResponseTrailersFeature.cs b/src/Http/Http.Features/src/IHttpResponseTrailersFeature.cs
index 8a78d8f22385..c1d97bcbb017 100644
--- a/src/Http/Http.Features/src/IHttpResponseTrailersFeature.cs
+++ b/src/Http/Http.Features/src/IHttpResponseTrailersFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IHttpUpgradeFeature.cs b/src/Http/Http.Features/src/IHttpUpgradeFeature.cs
index 99cd0591edaf..b1476d6bd374 100644
--- a/src/Http/Http.Features/src/IHttpUpgradeFeature.cs
+++ b/src/Http/Http.Features/src/IHttpUpgradeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Features/src/IHttpWebSocketFeature.cs b/src/Http/Http.Features/src/IHttpWebSocketFeature.cs
index 3bc6ad0e68bb..68a394449d31 100644
--- a/src/Http/Http.Features/src/IHttpWebSocketFeature.cs
+++ b/src/Http/Http.Features/src/IHttpWebSocketFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net.WebSockets;
 using System.Threading.Tasks;
diff --git a/src/Http/Http.Features/src/IHttpsCompressionFeature.cs b/src/Http/Http.Features/src/IHttpsCompressionFeature.cs
index 04b05bfaf584..73dd2f59425c 100644
--- a/src/Http/Http.Features/src/IHttpsCompressionFeature.cs
+++ b/src/Http/Http.Features/src/IHttpsCompressionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IItemsFeature.cs b/src/Http/Http.Features/src/IItemsFeature.cs
index bd2357679a64..ef760c6503b0 100644
--- a/src/Http/Http.Features/src/IItemsFeature.cs
+++ b/src/Http/Http.Features/src/IItemsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Http.Features/src/IQueryCollection.cs b/src/Http/Http.Features/src/IQueryCollection.cs
index 5d45ad249360..47dd5705709b 100644
--- a/src/Http/Http.Features/src/IQueryCollection.cs
+++ b/src/Http/Http.Features/src/IQueryCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Http.Features/src/IQueryFeature.cs b/src/Http/Http.Features/src/IQueryFeature.cs
index 687ab7313c1c..9b9eb96eac31 100644
--- a/src/Http/Http.Features/src/IQueryFeature.cs
+++ b/src/Http/Http.Features/src/IQueryFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IRequestBodyPipeFeature.cs b/src/Http/Http.Features/src/IRequestBodyPipeFeature.cs
index bf300bd81244..506f15e8b52b 100644
--- a/src/Http/Http.Features/src/IRequestBodyPipeFeature.cs
+++ b/src/Http/Http.Features/src/IRequestBodyPipeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO.Pipelines;
 
diff --git a/src/Http/Http.Features/src/IRequestCookieCollection.cs b/src/Http/Http.Features/src/IRequestCookieCollection.cs
index 2d29830bb093..9e77610a3339 100644
--- a/src/Http/Http.Features/src/IRequestCookieCollection.cs
+++ b/src/Http/Http.Features/src/IRequestCookieCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Http.Features/src/IRequestCookiesFeature.cs b/src/Http/Http.Features/src/IRequestCookiesFeature.cs
index a5ee124e788e..b4afd39db2ea 100644
--- a/src/Http/Http.Features/src/IRequestCookiesFeature.cs
+++ b/src/Http/Http.Features/src/IRequestCookiesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IResponseCookies.cs b/src/Http/Http.Features/src/IResponseCookies.cs
index 9c8c3b42bab9..3fbbdd985940 100644
--- a/src/Http/Http.Features/src/IResponseCookies.cs
+++ b/src/Http/Http.Features/src/IResponseCookies.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http.Features/src/IResponseCookiesFeature.cs b/src/Http/Http.Features/src/IResponseCookiesFeature.cs
index 7ce10418400d..ff8de1eac9e6 100644
--- a/src/Http/Http.Features/src/IResponseCookiesFeature.cs
+++ b/src/Http/Http.Features/src/IResponseCookiesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IServerVariablesFeature.cs b/src/Http/Http.Features/src/IServerVariablesFeature.cs
index f9442bddc6f3..b25ac6ec1b2c 100644
--- a/src/Http/Http.Features/src/IServerVariablesFeature.cs
+++ b/src/Http/Http.Features/src/IServerVariablesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/IServiceProvidersFeature.cs b/src/Http/Http.Features/src/IServiceProvidersFeature.cs
index 1e03bd421b2a..b53c2f9dc732 100644
--- a/src/Http/Http.Features/src/IServiceProvidersFeature.cs
+++ b/src/Http/Http.Features/src/IServiceProvidersFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http.Features/src/ISession.cs b/src/Http/Http.Features/src/ISession.cs
index c5ea1c229d0c..0b7a83c5bad8 100644
--- a/src/Http/Http.Features/src/ISession.cs
+++ b/src/Http/Http.Features/src/ISession.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Http.Features/src/ISessionFeature.cs b/src/Http/Http.Features/src/ISessionFeature.cs
index 05f1eb7dd057..7867124b3836 100644
--- a/src/Http/Http.Features/src/ISessionFeature.cs
+++ b/src/Http/Http.Features/src/ISessionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/ITlsConnectionFeature.cs b/src/Http/Http.Features/src/ITlsConnectionFeature.cs
index c5bd1a3bb54c..05502345d594 100644
--- a/src/Http/Http.Features/src/ITlsConnectionFeature.cs
+++ b/src/Http/Http.Features/src/ITlsConnectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Cryptography.X509Certificates;
 using System.Threading;
diff --git a/src/Http/Http.Features/src/ITlsTokenBindingFeature.cs b/src/Http/Http.Features/src/ITlsTokenBindingFeature.cs
index d63333dd0a83..4918e5029af0 100644
--- a/src/Http/Http.Features/src/ITlsTokenBindingFeature.cs
+++ b/src/Http/Http.Features/src/ITlsTokenBindingFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/ITrackingConsentFeature.cs b/src/Http/Http.Features/src/ITrackingConsentFeature.cs
index e7fbeaeaf338..60cf627949c0 100644
--- a/src/Http/Http.Features/src/ITrackingConsentFeature.cs
+++ b/src/Http/Http.Features/src/ITrackingConsentFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/src/SameSiteMode.cs b/src/Http/Http.Features/src/SameSiteMode.cs
index c9a11143976b..9c8b03d16598 100644
--- a/src/Http/Http.Features/src/SameSiteMode.cs
+++ b/src/Http/Http.Features/src/SameSiteMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http.Features/src/WebSocketAcceptContext.cs b/src/Http/Http.Features/src/WebSocketAcceptContext.cs
index b293ad874be7..48082db2a968 100644
--- a/src/Http/Http.Features/src/WebSocketAcceptContext.cs
+++ b/src/Http/Http.Features/src/WebSocketAcceptContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http.Features;
 
diff --git a/src/Http/Http.Features/test/FeatureCollectionTests.cs b/src/Http/Http.Features/test/FeatureCollectionTests.cs
index a09ad7cedfb4..ca806698b9a7 100644
--- a/src/Http/Http.Features/test/FeatureCollectionTests.cs
+++ b/src/Http/Http.Features/test/FeatureCollectionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Http.Features/test/IThing.cs b/src/Http/Http.Features/test/IThing.cs
index f5b0a1e1221a..cd715d37c96b 100644
--- a/src/Http/Http.Features/test/IThing.cs
+++ b/src/Http/Http.Features/test/IThing.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http.Features/test/Thing.cs b/src/Http/Http.Features/test/Thing.cs
index 27a2c0e2857e..591d0d4d8e12 100644
--- a/src/Http/Http.Features/test/Thing.cs
+++ b/src/Http/Http.Features/test/Thing.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http/perf/Microbenchmarks/HeaderUtilitiesBenchmark.cs b/src/Http/Http/perf/Microbenchmarks/HeaderUtilitiesBenchmark.cs
index 566ae6e9876a..05b3a8a46e28 100644
--- a/src/Http/Http/perf/Microbenchmarks/HeaderUtilitiesBenchmark.cs
+++ b/src/Http/Http/perf/Microbenchmarks/HeaderUtilitiesBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Http/perf/Microbenchmarks/Properties/AssemblyInfo.cs b/src/Http/Http/perf/Microbenchmarks/Properties/AssemblyInfo.cs
index 2efc4cb5fb87..39d1350a5ed8 100644
--- a/src/Http/Http/perf/Microbenchmarks/Properties/AssemblyInfo.cs
+++ b/src/Http/Http/perf/Microbenchmarks/Properties/AssemblyInfo.cs
@@ -1 +1,4 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
\ No newline at end of file
diff --git a/src/Http/Http/perf/Microbenchmarks/RequestCookieCollectionBenchmarks.cs b/src/Http/Http/perf/Microbenchmarks/RequestCookieCollectionBenchmarks.cs
index 035a367b1324..d584d3112d4e 100644
--- a/src/Http/Http/perf/Microbenchmarks/RequestCookieCollectionBenchmarks.cs
+++ b/src/Http/Http/perf/Microbenchmarks/RequestCookieCollectionBenchmarks.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Attributes;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Http/perf/Microbenchmarks/RouteValueDictionaryBenchmark.cs b/src/Http/Http/perf/Microbenchmarks/RouteValueDictionaryBenchmark.cs
index 76a8659c2a48..6c753c5ea0c1 100644
--- a/src/Http/Http/perf/Microbenchmarks/RouteValueDictionaryBenchmark.cs
+++ b/src/Http/Http/perf/Microbenchmarks/RouteValueDictionaryBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Http/src/BindingAddress.cs b/src/Http/Http/src/BindingAddress.cs
index 04cbf5585265..5c649112642e 100644
--- a/src/Http/Http/src/BindingAddress.cs
+++ b/src/Http/Http/src/BindingAddress.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Http/src/Builder/ApplicationBuilder.cs b/src/Http/Http/src/Builder/ApplicationBuilder.cs
index 030970425832..ae70aed02143 100644
--- a/src/Http/Http/src/Builder/ApplicationBuilder.cs
+++ b/src/Http/Http/src/Builder/ApplicationBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/src/DefaultHttpContext.cs b/src/Http/Http/src/DefaultHttpContext.cs
index 9143938a7496..59aec73f6b87 100644
--- a/src/Http/Http/src/DefaultHttpContext.cs
+++ b/src/Http/Http/src/DefaultHttpContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/src/Extensions/HttpRequestRewindExtensions.cs b/src/Http/Http/src/Extensions/HttpRequestRewindExtensions.cs
index e26a820dd108..5f077c2deb8f 100644
--- a/src/Http/Http/src/Extensions/HttpRequestRewindExtensions.cs
+++ b/src/Http/Http/src/Extensions/HttpRequestRewindExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http
 {
diff --git a/src/Http/Http/src/Features/Authentication/HttpAuthenticationFeature.cs b/src/Http/Http/src/Features/Authentication/HttpAuthenticationFeature.cs
index 78a711680b84..d5f28ca62a1c 100644
--- a/src/Http/Http/src/Features/Authentication/HttpAuthenticationFeature.cs
+++ b/src/Http/Http/src/Features/Authentication/HttpAuthenticationFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 
diff --git a/src/Http/Http/src/Features/DefaultSessionFeature.cs b/src/Http/Http/src/Features/DefaultSessionFeature.cs
index f9924d7641d8..4ed6c1a9797c 100644
--- a/src/Http/Http/src/Features/DefaultSessionFeature.cs
+++ b/src/Http/Http/src/Features/DefaultSessionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Http.Features
 {
diff --git a/src/Http/Http/src/Features/FormFeature.cs b/src/Http/Http/src/Features/FormFeature.cs
index 78dc68fd4c2c..03b50f451d6e 100644
--- a/src/Http/Http/src/Features/FormFeature.cs
+++ b/src/Http/Http/src/Features/FormFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Http/src/Features/FormOptions.cs b/src/Http/Http/src/Features/FormOptions.cs
index 34cabd51d913..4412150aef51 100644
--- a/src/Http/Http/src/Features/FormOptions.cs
+++ b/src/Http/Http/src/Features/FormOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Microsoft.AspNetCore.WebUtilities;
diff --git a/src/Http/Http/src/Features/HttpConnectionFeature.cs b/src/Http/Http/src/Features/HttpConnectionFeature.cs
index 4dd3d73400ea..4268e401b64d 100644
--- a/src/Http/Http/src/Features/HttpConnectionFeature.cs
+++ b/src/Http/Http/src/Features/HttpConnectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 
diff --git a/src/Http/Http/src/Features/HttpRequestFeature.cs b/src/Http/Http/src/Features/HttpRequestFeature.cs
index 6d116d4eb0b1..2882014c3902 100644
--- a/src/Http/Http/src/Features/HttpRequestFeature.cs
+++ b/src/Http/Http/src/Features/HttpRequestFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 
diff --git a/src/Http/Http/src/Features/HttpRequestIdentifierFeature.cs b/src/Http/Http/src/Features/HttpRequestIdentifierFeature.cs
index 3e75045b42f1..b22caa423169 100644
--- a/src/Http/Http/src/Features/HttpRequestIdentifierFeature.cs
+++ b/src/Http/Http/src/Features/HttpRequestIdentifierFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Http/Http/src/Features/HttpRequestLifetimeFeature.cs b/src/Http/Http/src/Features/HttpRequestLifetimeFeature.cs
index 1d2ece9246a8..6775f134fd01 100644
--- a/src/Http/Http/src/Features/HttpRequestLifetimeFeature.cs
+++ b/src/Http/Http/src/Features/HttpRequestLifetimeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 
diff --git a/src/Http/Http/src/Features/HttpResponseFeature.cs b/src/Http/Http/src/Features/HttpResponseFeature.cs
index 0467d2cde710..fd21362f2f3a 100644
--- a/src/Http/Http/src/Features/HttpResponseFeature.cs
+++ b/src/Http/Http/src/Features/HttpResponseFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/src/Features/ItemsFeature.cs b/src/Http/Http/src/Features/ItemsFeature.cs
index 9e64cdc22360..5a4e1f28f6c2 100644
--- a/src/Http/Http/src/Features/ItemsFeature.cs
+++ b/src/Http/Http/src/Features/ItemsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Http/src/Features/QueryFeature.cs b/src/Http/Http/src/Features/QueryFeature.cs
index 289f577ee339..eb57bdaae2c6 100644
--- a/src/Http/Http/src/Features/QueryFeature.cs
+++ b/src/Http/Http/src/Features/QueryFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.WebUtilities;
diff --git a/src/Http/Http/src/Features/RequestBodyPipeFeature.cs b/src/Http/Http/src/Features/RequestBodyPipeFeature.cs
index 994a813a7623..9bed0f2a2c1a 100644
--- a/src/Http/Http/src/Features/RequestBodyPipeFeature.cs
+++ b/src/Http/Http/src/Features/RequestBodyPipeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/src/Features/RequestCookiesFeature.cs b/src/Http/Http/src/Features/RequestCookiesFeature.cs
index 16c0758fbaf8..7f5a87d9bc7a 100644
--- a/src/Http/Http/src/Features/RequestCookiesFeature.cs
+++ b/src/Http/Http/src/Features/RequestCookiesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/src/Features/RequestServicesFeature.cs b/src/Http/Http/src/Features/RequestServicesFeature.cs
index eb9bc3b1c421..b670170c6e07 100644
--- a/src/Http/Http/src/Features/RequestServicesFeature.cs
+++ b/src/Http/Http/src/Features/RequestServicesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http/src/Features/ResponseCookiesFeature.cs b/src/Http/Http/src/Features/ResponseCookiesFeature.cs
index b51b99831ff6..9af8939febbc 100644
--- a/src/Http/Http/src/Features/ResponseCookiesFeature.cs
+++ b/src/Http/Http/src/Features/ResponseCookiesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Http/Http/src/Features/RouteValuesFeature.cs b/src/Http/Http/src/Features/RouteValuesFeature.cs
index 1abde0a5e62e..bca9a66c5468 100644
--- a/src/Http/Http/src/Features/RouteValuesFeature.cs
+++ b/src/Http/Http/src/Features/RouteValuesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing;
 
diff --git a/src/Http/Http/src/Features/ServiceProvidersFeature.cs b/src/Http/Http/src/Features/ServiceProvidersFeature.cs
index b9f972ca2bd9..ee92def94ae0 100644
--- a/src/Http/Http/src/Features/ServiceProvidersFeature.cs
+++ b/src/Http/Http/src/Features/ServiceProvidersFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Http/src/Features/TlsConnectionFeature.cs b/src/Http/Http/src/Features/TlsConnectionFeature.cs
index 42912aeb508b..a11afe3881b8 100644
--- a/src/Http/Http/src/Features/TlsConnectionFeature.cs
+++ b/src/Http/Http/src/Features/TlsConnectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Cryptography.X509Certificates;
 using System.Threading;
diff --git a/src/Http/Http/src/FormCollection.cs b/src/Http/Http/src/FormCollection.cs
index 6115033748b6..6e0dfd1ebdba 100644
--- a/src/Http/Http/src/FormCollection.cs
+++ b/src/Http/Http/src/FormCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http/src/FormFile.cs b/src/Http/Http/src/FormFile.cs
index 6a0dc1daf7d1..0a9999c06305 100644
--- a/src/Http/Http/src/FormFile.cs
+++ b/src/Http/Http/src/FormFile.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/src/FormFileCollection.cs b/src/Http/Http/src/FormFileCollection.cs
index afabe7ceb850..0e3e460e9194 100644
--- a/src/Http/Http/src/FormFileCollection.cs
+++ b/src/Http/Http/src/FormFileCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/src/HeaderDictionary.cs b/src/Http/Http/src/HeaderDictionary.cs
index 8b8729bb2954..976b031453b9 100644
--- a/src/Http/Http/src/HeaderDictionary.cs
+++ b/src/Http/Http/src/HeaderDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http/src/HttpContextAccessor.cs b/src/Http/Http/src/HttpContextAccessor.cs
index 553b512dbb23..574cf3527df0 100644
--- a/src/Http/Http/src/HttpContextAccessor.cs
+++ b/src/Http/Http/src/HttpContextAccessor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 
diff --git a/src/Http/Http/src/HttpServiceCollectionExtensions.cs b/src/Http/Http/src/HttpServiceCollectionExtensions.cs
index cccfe6d4e6f1..22b2800d800c 100644
--- a/src/Http/Http/src/HttpServiceCollectionExtensions.cs
+++ b/src/Http/Http/src/HttpServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Http/src/Internal/BufferingHelper.cs b/src/Http/Http/src/Internal/BufferingHelper.cs
index 31414d394016..db224aed8e8c 100644
--- a/src/Http/Http/src/Internal/BufferingHelper.cs
+++ b/src/Http/Http/src/Internal/BufferingHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Internal;
diff --git a/src/Http/Http/src/Internal/DefaultConnectionInfo.cs b/src/Http/Http/src/Internal/DefaultConnectionInfo.cs
index 75064295ae6b..6396d447dc6b 100644
--- a/src/Http/Http/src/Internal/DefaultConnectionInfo.cs
+++ b/src/Http/Http/src/Internal/DefaultConnectionInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Http/Http/src/Internal/DefaultHttpRequest.cs b/src/Http/Http/src/Internal/DefaultHttpRequest.cs
index 80ba2bd63104..d56150d9136e 100644
--- a/src/Http/Http/src/Internal/DefaultHttpRequest.cs
+++ b/src/Http/Http/src/Internal/DefaultHttpRequest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/src/Internal/DefaultHttpResponse.cs b/src/Http/Http/src/Internal/DefaultHttpResponse.cs
index 554616bd7536..882ac2af6990 100644
--- a/src/Http/Http/src/Internal/DefaultHttpResponse.cs
+++ b/src/Http/Http/src/Internal/DefaultHttpResponse.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/src/Internal/DefaultWebSocketManager.cs b/src/Http/Http/src/Internal/DefaultWebSocketManager.cs
index 43ad4c0907ea..d5a4aa8b8709 100644
--- a/src/Http/Http/src/Internal/DefaultWebSocketManager.cs
+++ b/src/Http/Http/src/Internal/DefaultWebSocketManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/src/Internal/EventIds.cs b/src/Http/Http/src/Internal/EventIds.cs
index ddefeceecf11..0de63079177b 100644
--- a/src/Http/Http/src/Internal/EventIds.cs
+++ b/src/Http/Http/src/Internal/EventIds.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.Logging;
 
diff --git a/src/Http/Http/src/Internal/ItemsDictionary.cs b/src/Http/Http/src/Internal/ItemsDictionary.cs
index 0ea54f92c1cd..88e7972ee219 100644
--- a/src/Http/Http/src/Internal/ItemsDictionary.cs
+++ b/src/Http/Http/src/Internal/ItemsDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Http/Http/src/Internal/ReferenceReadStream.cs b/src/Http/Http/src/Internal/ReferenceReadStream.cs
index c6afdc9dca19..b6297a1f7a28 100644
--- a/src/Http/Http/src/Internal/ReferenceReadStream.cs
+++ b/src/Http/Http/src/Internal/ReferenceReadStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/src/Internal/RequestCookieCollection.cs b/src/Http/Http/src/Internal/RequestCookieCollection.cs
index f7ae17212887..82a3ed807615 100644
--- a/src/Http/Http/src/Internal/RequestCookieCollection.cs
+++ b/src/Http/Http/src/Internal/RequestCookieCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http/src/Internal/ResponseCookies.cs b/src/Http/Http/src/Internal/ResponseCookies.cs
index 4a34b055d604..838c8639d3b3 100644
--- a/src/Http/Http/src/Internal/ResponseCookies.cs
+++ b/src/Http/Http/src/Internal/ResponseCookies.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/src/MiddlewareFactory.cs b/src/Http/Http/src/MiddlewareFactory.cs
index 555cceb0cbd9..c1b28f4feb79 100644
--- a/src/Http/Http/src/MiddlewareFactory.cs
+++ b/src/Http/Http/src/MiddlewareFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Http/Http/src/Properties/AssemblyInfo.cs b/src/Http/Http/src/Properties/AssemblyInfo.cs
index 21cadcc624da..986020126a7d 100644
--- a/src/Http/Http/src/Properties/AssemblyInfo.cs
+++ b/src/Http/Http/src/Properties/AssemblyInfo.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Runtime.CompilerServices;
 
 [assembly: InternalsVisibleTo("Microsoft.AspNetCore.Http.Tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/src/Http/Http/src/QueryCollection.cs b/src/Http/Http/src/QueryCollection.cs
index 3753fd870bc7..0deeec5ef6b4 100644
--- a/src/Http/Http/src/QueryCollection.cs
+++ b/src/Http/Http/src/QueryCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http/src/RequestFormReaderExtensions.cs b/src/Http/Http/src/RequestFormReaderExtensions.cs
index 2d7de356ff13..e1cd0946506d 100644
--- a/src/Http/Http/src/RequestFormReaderExtensions.cs
+++ b/src/Http/Http/src/RequestFormReaderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Http/Http/src/SendFileFallback.cs b/src/Http/Http/src/SendFileFallback.cs
index 7e7ce0707d16..67c2910149d9 100644
--- a/src/Http/Http/src/SendFileFallback.cs
+++ b/src/Http/Http/src/SendFileFallback.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/src/StreamResponseBodyFeature.cs b/src/Http/Http/src/StreamResponseBodyFeature.cs
index 7e7ccae17c4f..588428483fc2 100644
--- a/src/Http/Http/src/StreamResponseBodyFeature.cs
+++ b/src/Http/Http/src/StreamResponseBodyFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/test/ApplicationBuilderTests.cs b/src/Http/Http/test/ApplicationBuilderTests.cs
index 7e3c7f80c005..fbfbf27ead0c 100644
--- a/src/Http/Http/test/ApplicationBuilderTests.cs
+++ b/src/Http/Http/test/ApplicationBuilderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Http/test/BindingAddressTests.cs b/src/Http/Http/test/BindingAddressTests.cs
index b130bcd2df40..edf5b1e04420 100644
--- a/src/Http/Http/test/BindingAddressTests.cs
+++ b/src/Http/Http/test/BindingAddressTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Http/Http/test/DefaultHttpContextTests.cs b/src/Http/Http/test/DefaultHttpContextTests.cs
index 5ca8688d04e7..022f0378a699 100644
--- a/src/Http/Http/test/DefaultHttpContextTests.cs
+++ b/src/Http/Http/test/DefaultHttpContextTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/test/Features/FakeResponseFeature.cs b/src/Http/Http/test/Features/FakeResponseFeature.cs
index 43a7acab583f..854d745ffc18 100644
--- a/src/Http/Http/test/Features/FakeResponseFeature.cs
+++ b/src/Http/Http/test/Features/FakeResponseFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/test/Features/FormFeatureTests.cs b/src/Http/Http/test/Features/FormFeatureTests.cs
index f57ed454b72d..5471f7fd7af2 100644
--- a/src/Http/Http/test/Features/FormFeatureTests.cs
+++ b/src/Http/Http/test/Features/FormFeatureTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/test/Features/HttpRequestIdentifierFeatureTests.cs b/src/Http/Http/test/Features/HttpRequestIdentifierFeatureTests.cs
index 7b17028cdfdf..4d148f17d8b2 100644
--- a/src/Http/Http/test/Features/HttpRequestIdentifierFeatureTests.cs
+++ b/src/Http/Http/test/Features/HttpRequestIdentifierFeatureTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Http/test/Features/NonSeekableReadStream.cs b/src/Http/Http/test/Features/NonSeekableReadStream.cs
index 279da7992b94..8b0fa80a253f 100644
--- a/src/Http/Http/test/Features/NonSeekableReadStream.cs
+++ b/src/Http/Http/test/Features/NonSeekableReadStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/test/Features/QueryFeatureTests.cs b/src/Http/Http/test/Features/QueryFeatureTests.cs
index e43e3ce7a976..8b618e91e02f 100644
--- a/src/Http/Http/test/Features/QueryFeatureTests.cs
+++ b/src/Http/Http/test/Features/QueryFeatureTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Http/test/Features/RequestBodyPipeFeatureTests.cs b/src/Http/Http/test/Features/RequestBodyPipeFeatureTests.cs
index 27d74ac8b7ef..fac9f760270a 100644
--- a/src/Http/Http/test/Features/RequestBodyPipeFeatureTests.cs
+++ b/src/Http/Http/test/Features/RequestBodyPipeFeatureTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.IO;
diff --git a/src/Http/Http/test/Features/StreamResponseBodyFeatureTests.cs b/src/Http/Http/test/Features/StreamResponseBodyFeatureTests.cs
index 0e6c2a4ea90c..afc8ff452012 100644
--- a/src/Http/Http/test/Features/StreamResponseBodyFeatureTests.cs
+++ b/src/Http/Http/test/Features/StreamResponseBodyFeatureTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.IO;
diff --git a/src/Http/Http/test/HeaderDictionaryTests.cs b/src/Http/Http/test/HeaderDictionaryTests.cs
index e9cf32ebe374..f4fc5f776eb7 100644
--- a/src/Http/Http/test/HeaderDictionaryTests.cs
+++ b/src/Http/Http/test/HeaderDictionaryTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/test/HttpContextAccessorTests.cs b/src/Http/Http/test/HttpContextAccessorTests.cs
index c224a66a7dc2..9cce44917172 100644
--- a/src/Http/Http/test/HttpContextAccessorTests.cs
+++ b/src/Http/Http/test/HttpContextAccessorTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/test/HttpServiceCollectionExtensionsTests.cs b/src/Http/Http/test/HttpServiceCollectionExtensionsTests.cs
index a317e993460b..2f06064f926b 100644
--- a/src/Http/Http/test/HttpServiceCollectionExtensionsTests.cs
+++ b/src/Http/Http/test/HttpServiceCollectionExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Http/Http/test/Internal/DefaultHttpRequestTests.cs b/src/Http/Http/test/Internal/DefaultHttpRequestTests.cs
index ddd17f143d93..2475f87b230d 100644
--- a/src/Http/Http/test/Internal/DefaultHttpRequestTests.cs
+++ b/src/Http/Http/test/Internal/DefaultHttpRequestTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/test/Internal/DefaultHttpResponseTests.cs b/src/Http/Http/test/Internal/DefaultHttpResponseTests.cs
index 40aa9390015a..b80babcb8fb2 100644
--- a/src/Http/Http/test/Internal/DefaultHttpResponseTests.cs
+++ b/src/Http/Http/test/Internal/DefaultHttpResponseTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Http/test/Internal/ItemsDictionaryTests.cs b/src/Http/Http/test/Internal/ItemsDictionaryTests.cs
index d8319c1c436c..2ae8b618528b 100644
--- a/src/Http/Http/test/Internal/ItemsDictionaryTests.cs
+++ b/src/Http/Http/test/Internal/ItemsDictionaryTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Http/test/Internal/ReferenceReadStreamTests.cs b/src/Http/Http/test/Internal/ReferenceReadStreamTests.cs
index bce99b413302..256cdeb81da5 100644
--- a/src/Http/Http/test/Internal/ReferenceReadStreamTests.cs
+++ b/src/Http/Http/test/Internal/ReferenceReadStreamTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Http/test/RequestCookiesCollectionTests.cs b/src/Http/Http/test/RequestCookiesCollectionTests.cs
index 8d3dad77f620..5c7b624d1500 100644
--- a/src/Http/Http/test/RequestCookiesCollectionTests.cs
+++ b/src/Http/Http/test/RequestCookiesCollectionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Http/test/ResponseCookiesTest.cs b/src/Http/Http/test/ResponseCookiesTest.cs
index 5acf74b09464..a9852b5e46bc 100644
--- a/src/Http/Http/test/ResponseCookiesTest.cs
+++ b/src/Http/Http/test/ResponseCookiesTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Http/Metadata/src/IAllowAnonymous.cs b/src/Http/Metadata/src/IAllowAnonymous.cs
index 1ea1cf5d0616..ab48cb3dbf20 100644
--- a/src/Http/Metadata/src/IAllowAnonymous.cs
+++ b/src/Http/Metadata/src/IAllowAnonymous.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Authorization
 {
diff --git a/src/Http/Metadata/src/IAuthorizeData.cs b/src/Http/Metadata/src/IAuthorizeData.cs
index 3aa738bf0009..13b586f9f503 100644
--- a/src/Http/Metadata/src/IAuthorizeData.cs
+++ b/src/Http/Metadata/src/IAuthorizeData.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Authorization
 {
diff --git a/src/Http/Owin/src/DictionaryStringArrayWrapper.cs b/src/Http/Owin/src/DictionaryStringArrayWrapper.cs
index c4bb38f38636..732078d517bc 100644
--- a/src/Http/Owin/src/DictionaryStringArrayWrapper.cs
+++ b/src/Http/Owin/src/DictionaryStringArrayWrapper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/src/DictionaryStringValuesWrapper.cs b/src/Http/Owin/src/DictionaryStringValuesWrapper.cs
index c590a86789f1..6c3ae812099c 100644
--- a/src/Http/Owin/src/DictionaryStringValuesWrapper.cs
+++ b/src/Http/Owin/src/DictionaryStringValuesWrapper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/src/IOwinEnvironmentFeature.cs b/src/Http/Owin/src/IOwinEnvironmentFeature.cs
index 3d0326e406fc..0d33392a8fb9 100644
--- a/src/Http/Owin/src/IOwinEnvironmentFeature.cs
+++ b/src/Http/Owin/src/IOwinEnvironmentFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Owin/src/OwinConstants.cs b/src/Http/Owin/src/OwinConstants.cs
index 4234b65aa685..1c6aa5167c19 100644
--- a/src/Http/Owin/src/OwinConstants.cs
+++ b/src/Http/Owin/src/OwinConstants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Owin
 {
diff --git a/src/Http/Owin/src/OwinEnvironment.cs b/src/Http/Owin/src/OwinEnvironment.cs
index bbbe4ad3dfe5..8de5e96c9e6d 100644
--- a/src/Http/Owin/src/OwinEnvironment.cs
+++ b/src/Http/Owin/src/OwinEnvironment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Owin/src/OwinEnvironmentFeature.cs b/src/Http/Owin/src/OwinEnvironmentFeature.cs
index 240e7d328d5b..9419f30b041e 100644
--- a/src/Http/Owin/src/OwinEnvironmentFeature.cs
+++ b/src/Http/Owin/src/OwinEnvironmentFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Owin/src/OwinExtensions.cs b/src/Http/Owin/src/OwinExtensions.cs
index 15962c642198..ffafb199112d 100644
--- a/src/Http/Owin/src/OwinExtensions.cs
+++ b/src/Http/Owin/src/OwinExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/src/OwinFeatureCollection.cs b/src/Http/Owin/src/OwinFeatureCollection.cs
index 364d8462e32f..2bfba7923280 100644
--- a/src/Http/Owin/src/OwinFeatureCollection.cs
+++ b/src/Http/Owin/src/OwinFeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Owin/src/Utilities.cs b/src/Http/Owin/src/Utilities.cs
index b65cae78a9fc..6a1b268faf1c 100644
--- a/src/Http/Owin/src/Utilities.cs
+++ b/src/Http/Owin/src/Utilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/src/WebSockets/OwinWebSocketAcceptAdapter.cs b/src/Http/Owin/src/WebSockets/OwinWebSocketAcceptAdapter.cs
index 46d0829d0eea..0c2923bf208a 100644
--- a/src/Http/Owin/src/WebSockets/OwinWebSocketAcceptAdapter.cs
+++ b/src/Http/Owin/src/WebSockets/OwinWebSocketAcceptAdapter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/src/WebSockets/OwinWebSocketAcceptContext.cs b/src/Http/Owin/src/WebSockets/OwinWebSocketAcceptContext.cs
index d5d8d775ec7c..c255a4cfc93a 100644
--- a/src/Http/Owin/src/WebSockets/OwinWebSocketAcceptContext.cs
+++ b/src/Http/Owin/src/WebSockets/OwinWebSocketAcceptContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Owin/src/WebSockets/OwinWebSocketAdapter.cs b/src/Http/Owin/src/WebSockets/OwinWebSocketAdapter.cs
index d4f18b1ecfe0..3f3eb612f647 100644
--- a/src/Http/Owin/src/WebSockets/OwinWebSocketAdapter.cs
+++ b/src/Http/Owin/src/WebSockets/OwinWebSocketAdapter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/Owin/src/WebSockets/WebSocketAcceptAdapter.cs b/src/Http/Owin/src/WebSockets/WebSocketAcceptAdapter.cs
index b2958e03f4ae..87bbbd3a5a12 100644
--- a/src/Http/Owin/src/WebSockets/WebSocketAcceptAdapter.cs
+++ b/src/Http/Owin/src/WebSockets/WebSocketAcceptAdapter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/src/WebSockets/WebSocketAdapter.cs b/src/Http/Owin/src/WebSockets/WebSocketAdapter.cs
index f04d35a64c18..fe6ae287feb3 100644
--- a/src/Http/Owin/src/WebSockets/WebSocketAdapter.cs
+++ b/src/Http/Owin/src/WebSockets/WebSocketAdapter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/test/OwinEnvironmentTests.cs b/src/Http/Owin/test/OwinEnvironmentTests.cs
index 58538c7f8412..dcdeb847e1ef 100644
--- a/src/Http/Owin/test/OwinEnvironmentTests.cs
+++ b/src/Http/Owin/test/OwinEnvironmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/test/OwinExtensionTests.cs b/src/Http/Owin/test/OwinExtensionTests.cs
index be541ef44c74..d392b77ade2e 100644
--- a/src/Http/Owin/test/OwinExtensionTests.cs
+++ b/src/Http/Owin/test/OwinExtensionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Owin/test/OwinFeatureCollectionTests.cs b/src/Http/Owin/test/OwinFeatureCollectionTests.cs
index b2755961c83e..b956960d1c69 100644
--- a/src/Http/Owin/test/OwinFeatureCollectionTests.cs
+++ b/src/Http/Owin/test/OwinFeatureCollectionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing.Abstractions/src/IOutboundParameterTransformer.cs b/src/Http/Routing.Abstractions/src/IOutboundParameterTransformer.cs
index 057528abaccc..c882fac76263 100644
--- a/src/Http/Routing.Abstractions/src/IOutboundParameterTransformer.cs
+++ b/src/Http/Routing.Abstractions/src/IOutboundParameterTransformer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing.Abstractions/src/IParameterPolicy.cs b/src/Http/Routing.Abstractions/src/IParameterPolicy.cs
index 75af7b28302c..25a16dadd91c 100644
--- a/src/Http/Routing.Abstractions/src/IParameterPolicy.cs
+++ b/src/Http/Routing.Abstractions/src/IParameterPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing.Abstractions/src/IRouteConstraint.cs b/src/Http/Routing.Abstractions/src/IRouteConstraint.cs
index 37ea18c67230..a259a1841081 100644
--- a/src/Http/Routing.Abstractions/src/IRouteConstraint.cs
+++ b/src/Http/Routing.Abstractions/src/IRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing.Abstractions/src/IRouteHandler.cs b/src/Http/Routing.Abstractions/src/IRouteHandler.cs
index e00022c6ceb0..44d33eddfec7 100644
--- a/src/Http/Routing.Abstractions/src/IRouteHandler.cs
+++ b/src/Http/Routing.Abstractions/src/IRouteHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing.Abstractions/src/IRouter.cs b/src/Http/Routing.Abstractions/src/IRouter.cs
index 10fd026c94eb..56941fb7962e 100644
--- a/src/Http/Routing.Abstractions/src/IRouter.cs
+++ b/src/Http/Routing.Abstractions/src/IRouter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Http/Routing.Abstractions/src/IRoutingFeature.cs b/src/Http/Routing.Abstractions/src/IRoutingFeature.cs
index 882199a32d09..9a4f84e56bfe 100644
--- a/src/Http/Routing.Abstractions/src/IRoutingFeature.cs
+++ b/src/Http/Routing.Abstractions/src/IRoutingFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing.Abstractions/src/LinkGenerator.cs b/src/Http/Routing.Abstractions/src/LinkGenerator.cs
index fe89708f770d..88a4361ce9a3 100644
--- a/src/Http/Routing.Abstractions/src/LinkGenerator.cs
+++ b/src/Http/Routing.Abstractions/src/LinkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing.Abstractions/src/LinkOptions.cs b/src/Http/Routing.Abstractions/src/LinkOptions.cs
index 5d63756d23d2..1c7e5f216526 100644
--- a/src/Http/Routing.Abstractions/src/LinkOptions.cs
+++ b/src/Http/Routing.Abstractions/src/LinkOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing.Abstractions/src/Properties/AssemblyInfo.cs b/src/Http/Routing.Abstractions/src/Properties/AssemblyInfo.cs
index fc9a32648f8d..e4f36f04ec6c 100644
--- a/src/Http/Routing.Abstractions/src/Properties/AssemblyInfo.cs
+++ b/src/Http/Routing.Abstractions/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using Microsoft.AspNetCore.Routing;
diff --git a/src/Http/Routing.Abstractions/src/RouteContext.cs b/src/Http/Routing.Abstractions/src/RouteContext.cs
index 21b8d7e0c2ba..5bf51a0a0063 100644
--- a/src/Http/Routing.Abstractions/src/RouteContext.cs
+++ b/src/Http/Routing.Abstractions/src/RouteContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing.Abstractions/src/RouteData.cs b/src/Http/Routing.Abstractions/src/RouteData.cs
index ef3febdc4672..dc76493daa8c 100644
--- a/src/Http/Routing.Abstractions/src/RouteData.cs
+++ b/src/Http/Routing.Abstractions/src/RouteData.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing.Abstractions/src/RouteDirection.cs b/src/Http/Routing.Abstractions/src/RouteDirection.cs
index f19ac2b4ecc6..cc98d09d6bb1 100644
--- a/src/Http/Routing.Abstractions/src/RouteDirection.cs
+++ b/src/Http/Routing.Abstractions/src/RouteDirection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing.Abstractions/src/RoutingHttpContextExtensions.cs b/src/Http/Routing.Abstractions/src/RoutingHttpContextExtensions.cs
index ca5e69c91341..64b0e6437295 100644
--- a/src/Http/Routing.Abstractions/src/RoutingHttpContextExtensions.cs
+++ b/src/Http/Routing.Abstractions/src/RoutingHttpContextExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing.Abstractions/src/VirtualPathContext.cs b/src/Http/Routing.Abstractions/src/VirtualPathContext.cs
index a1483d1b9b34..a296a048ce51 100644
--- a/src/Http/Routing.Abstractions/src/VirtualPathContext.cs
+++ b/src/Http/Routing.Abstractions/src/VirtualPathContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing.Abstractions/src/VirtualPathData.cs b/src/Http/Routing.Abstractions/src/VirtualPathData.cs
index d6a2db12323a..a2f042ce58d5 100644
--- a/src/Http/Routing.Abstractions/src/VirtualPathData.cs
+++ b/src/Http/Routing.Abstractions/src/VirtualPathData.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Routing.Abstractions/test/RouteDataTest.cs b/src/Http/Routing.Abstractions/test/RouteDataTest.cs
index b8eac36c7e29..b3c106aad526 100644
--- a/src/Http/Routing.Abstractions/test/RouteDataTest.cs
+++ b/src/Http/Routing.Abstractions/test/RouteDataTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Moq;
 using Xunit;
diff --git a/src/Http/Routing.Abstractions/test/VirtualPathDataTests.cs b/src/Http/Routing.Abstractions/test/VirtualPathDataTests.cs
index c21de9ba328e..5312fdd52eaf 100644
--- a/src/Http/Routing.Abstractions/test/VirtualPathDataTests.cs
+++ b/src/Http/Routing.Abstractions/test/VirtualPathDataTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Moq;
 using Xunit;
diff --git a/src/Http/Routing/perf/Microbenchmarks/EndpointMetadataCollectionBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/EndpointMetadataCollectionBenchmark.cs
index 015fa5d0d651..8c67f50f2e2d 100644
--- a/src/Http/Routing/perf/Microbenchmarks/EndpointMetadataCollectionBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/EndpointMetadataCollectionBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/EndpointRoutingBenchmarkBase.cs b/src/Http/Routing/perf/Microbenchmarks/EndpointRoutingBenchmarkBase.cs
index e57a3a9dc5f4..eb2961b370c5 100644
--- a/src/Http/Routing/perf/Microbenchmarks/EndpointRoutingBenchmarkBase.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/EndpointRoutingBenchmarkBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/LinkGenerationGithubBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/LinkGenerationGithubBenchmark.cs
index 32e05549c28c..826002361f3a 100644
--- a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/LinkGenerationGithubBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/LinkGenerationGithubBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Attributes;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteRouteValuesAddressSchemeBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteRouteValuesAddressSchemeBenchmark.cs
index d6295f890ed5..016780f1f4d7 100644
--- a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteRouteValuesAddressSchemeBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteRouteValuesAddressSchemeBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithConstraintsBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithConstraintsBenchmark.cs
index 204966e46d77..7c2f7a227390 100644
--- a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithConstraintsBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithConstraintsBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Attributes;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithNoParametersBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithNoParametersBenchmark.cs
index 6b46a5acfe98..a6f19e276c6a 100644
--- a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithNoParametersBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithNoParametersBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Attributes;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithParametersBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithParametersBenchmark.cs
index 6037924e9aa1..4a7a0b5ee977 100644
--- a/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithParametersBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/LinkGeneration/SingleRouteWithParametersBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Attributes;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerBenchmarkBase.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerBenchmarkBase.cs
index e7470f690f34..e70c950edad6 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerBenchmarkBase.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerBenchmarkBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerEmptyBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerEmptyBenchmark.cs
index 6777205f59f6..8bb7b777798e 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerEmptyBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerEmptyBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerLargeBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerLargeBenchmark.cs
index edb5e427ab9c..214cf9fa56da 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerLargeBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerLargeBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerPlaintextBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerPlaintextBenchmark.cs
index d3a5c143498e..df16357fec76 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerPlaintextBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerPlaintextBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerSmallBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerSmallBenchmark.cs
index eeac74602102..4b56abc201e3 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerSmallBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/FastPathTokenizerSmallBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/HttpMethodPolicyJumpTableBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/HttpMethodPolicyJumpTableBenchmark.cs
index 012d138e9ae3..40eb3965875c 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/HttpMethodPolicyJumpTableBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/HttpMethodPolicyJumpTableBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableMultipleEntryBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableMultipleEntryBenchmark.cs
index b3a685502592..e67402899805 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableMultipleEntryBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableMultipleEntryBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableSingleEntryBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableSingleEntryBenchmark.cs
index 99f774620cb0..9c1ce9842f8e 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableSingleEntryBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableSingleEntryBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableZeroEntryBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableZeroEntryBenchmark.cs
index 337011de7294..4371f1c7c64e 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableZeroEntryBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/JumpTableZeroEntryBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Attributes;
 
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherAzureBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherAzureBenchmark.cs
index 23544d9569f8..5d3b802be806 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherAzureBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherAzureBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderAzureBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderAzureBenchmark.cs
index a839075c8282..f6ed69f09839 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderAzureBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderAzureBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderGithubBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderGithubBenchmark.cs
index 4e0244e46e2c..372c7ff2dd2e 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderGithubBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderGithubBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderMultipleEntryBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderMultipleEntryBenchmark.cs
index 5229c4f1d681..26621d2334a6 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderMultipleEntryBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherBuilderMultipleEntryBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherGithubBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherGithubBenchmark.cs
index f5183298c5cd..6161a411fa21 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherGithubBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherGithubBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherSingleEntryBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherSingleEntryBenchmark.cs
index b6c4bafb2185..6ce2ccecaf27 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherSingleEntryBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/MatcherSingleEntryBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/RouteEndpointAzureBenchmark.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/RouteEndpointAzureBenchmark.cs
index 5d3af4856237..392d82070b28 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/RouteEndpointAzureBenchmark.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/RouteEndpointAzureBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Attributes;
 
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/TrivialMatcher.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/TrivialMatcher.cs
index f029f74e13b1..3543a2bb381a 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/TrivialMatcher.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/TrivialMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Matching/TrivialMatcherBuilder.cs b/src/Http/Routing/perf/Microbenchmarks/Matching/TrivialMatcherBuilder.cs
index 01ce2871accf..b8bac787a7c6 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Matching/TrivialMatcherBuilder.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Matching/TrivialMatcherBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Http/Routing/perf/Microbenchmarks/Properties/AssemblyInfo.cs b/src/Http/Routing/perf/Microbenchmarks/Properties/AssemblyInfo.cs
index cfb0b19c2e76..b1ffbd4d10b7 100644
--- a/src/Http/Routing/perf/Microbenchmarks/Properties/AssemblyInfo.cs
+++ b/src/Http/Routing/perf/Microbenchmarks/Properties/AssemblyInfo.cs
@@ -1 +1,4 @@
-[assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
\ No newline at end of file
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+[assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
\ No newline at end of file
diff --git a/src/Http/Routing/samples/MapActionSample/Program.cs b/src/Http/Routing/samples/MapActionSample/Program.cs
index 0e33ff8e1f6f..6b17328ee6e1 100644
--- a/src/Http/Routing/samples/MapActionSample/Program.cs
+++ b/src/Http/Routing/samples/MapActionSample/Program.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Http/Routing/samples/MapActionSample/Startup.cs b/src/Http/Routing/samples/MapActionSample/Startup.cs
index e3c44398834b..5c7f17690ca7 100644
--- a/src/Http/Routing/samples/MapActionSample/Startup.cs
+++ b/src/Http/Routing/samples/MapActionSample/Startup.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Http/Routing/samples/MapActionSample/Todo.cs b/src/Http/Routing/samples/MapActionSample/Todo.cs
index 2bcc698c8e5a..19acac42dbb5 100644
--- a/src/Http/Routing/samples/MapActionSample/Todo.cs
+++ b/src/Http/Routing/samples/MapActionSample/Todo.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 namespace HttpApiSampleApp
 {
     public class Todo
diff --git a/src/Http/Routing/src/ArrayBuilder.cs b/src/Http/Routing/src/ArrayBuilder.cs
index ede0f990b618..21129fc8005e 100644
--- a/src/Http/Routing/src/ArrayBuilder.cs
+++ b/src/Http/Routing/src/ArrayBuilder.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 // LICENSING NOTE: This file is from the dotnet corefx repository.
 // 
diff --git a/src/Http/Routing/src/Builder/EndpointRouteBuilderExtensions.cs b/src/Http/Routing/src/Builder/EndpointRouteBuilderExtensions.cs
index 3e358c8cf843..e2e6f43ad77a 100644
--- a/src/Http/Routing/src/Builder/EndpointRouteBuilderExtensions.cs
+++ b/src/Http/Routing/src/Builder/EndpointRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Builder/EndpointRoutingApplicationBuilderExtensions.cs b/src/Http/Routing/src/Builder/EndpointRoutingApplicationBuilderExtensions.cs
index 9d8785948653..07466e2d16a2 100644
--- a/src/Http/Routing/src/Builder/EndpointRoutingApplicationBuilderExtensions.cs
+++ b/src/Http/Routing/src/Builder/EndpointRoutingApplicationBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Builder/FallbackEndpointRouteBuilderExtensions.cs b/src/Http/Routing/src/Builder/FallbackEndpointRouteBuilderExtensions.cs
index ac907a1f5b95..477267cd6445 100644
--- a/src/Http/Routing/src/Builder/FallbackEndpointRouteBuilderExtensions.cs
+++ b/src/Http/Routing/src/Builder/FallbackEndpointRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Builder/MapActionEndpointConventionBuilder.cs b/src/Http/Routing/src/Builder/MapActionEndpointConventionBuilder.cs
index 00697b4d87da..8500904955f7 100644
--- a/src/Http/Routing/src/Builder/MapActionEndpointConventionBuilder.cs
+++ b/src/Http/Routing/src/Builder/MapActionEndpointConventionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Builder/MapActionEndpointRouteBuilderExtensions.cs b/src/Http/Routing/src/Builder/MapActionEndpointRouteBuilderExtensions.cs
index e071bae5ac81..70b65a39e046 100644
--- a/src/Http/Routing/src/Builder/MapActionEndpointRouteBuilderExtensions.cs
+++ b/src/Http/Routing/src/Builder/MapActionEndpointRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Builder/RoutingBuilderExtensions.cs b/src/Http/Routing/src/Builder/RoutingBuilderExtensions.cs
index 133708370c13..edf3adf18e94 100644
--- a/src/Http/Routing/src/Builder/RoutingBuilderExtensions.cs
+++ b/src/Http/Routing/src/Builder/RoutingBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Routing;
diff --git a/src/Http/Routing/src/Builder/RoutingEndpointConventionBuilderExtensions.cs b/src/Http/Routing/src/Builder/RoutingEndpointConventionBuilderExtensions.cs
index 409c83c83245..9b3bffac2b29 100644
--- a/src/Http/Routing/src/Builder/RoutingEndpointConventionBuilderExtensions.cs
+++ b/src/Http/Routing/src/Builder/RoutingEndpointConventionBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Routing;
diff --git a/src/Http/Routing/src/CompositeEndpointDataSource.cs b/src/Http/Routing/src/CompositeEndpointDataSource.cs
index 916187bef5a8..e38b22be24f7 100644
--- a/src/Http/Routing/src/CompositeEndpointDataSource.cs
+++ b/src/Http/Routing/src/CompositeEndpointDataSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/ConfigureRouteOptions.cs b/src/Http/Routing/src/ConfigureRouteOptions.cs
index f4ba549fe509..eb89e526f423 100644
--- a/src/Http/Routing/src/ConfigureRouteOptions.cs
+++ b/src/Http/Routing/src/ConfigureRouteOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Constraints/AlphaRouteConstraint.cs b/src/Http/Routing/src/Constraints/AlphaRouteConstraint.cs
index 7f2748e5c31f..23758a95d0c7 100644
--- a/src/Http/Routing/src/Constraints/AlphaRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/AlphaRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Constraints
 {
diff --git a/src/Http/Routing/src/Constraints/BoolRouteConstraint.cs b/src/Http/Routing/src/Constraints/BoolRouteConstraint.cs
index 26a37c2e80d3..5e715393008b 100644
--- a/src/Http/Routing/src/Constraints/BoolRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/BoolRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/CompositeRouteConstraint.cs b/src/Http/Routing/src/Constraints/CompositeRouteConstraint.cs
index 023a32eae8ce..9e99f8d05adf 100644
--- a/src/Http/Routing/src/Constraints/CompositeRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/CompositeRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Constraints/DateTimeRouteConstraint.cs b/src/Http/Routing/src/Constraints/DateTimeRouteConstraint.cs
index 2d7fdd1bc2c7..823c0cdb4622 100644
--- a/src/Http/Routing/src/Constraints/DateTimeRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/DateTimeRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/DecimalRouteConstraint.cs b/src/Http/Routing/src/Constraints/DecimalRouteConstraint.cs
index b08d13d5154e..3d5193216729 100644
--- a/src/Http/Routing/src/Constraints/DecimalRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/DecimalRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/DoubleRouteConstraint.cs b/src/Http/Routing/src/Constraints/DoubleRouteConstraint.cs
index e3c351d3e869..2d42badfec2d 100644
--- a/src/Http/Routing/src/Constraints/DoubleRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/DoubleRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/FileNameRouteConstraint.cs b/src/Http/Routing/src/Constraints/FileNameRouteConstraint.cs
index 0051ef3fb121..d92b9a462685 100644
--- a/src/Http/Routing/src/Constraints/FileNameRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/FileNameRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/FloatRouteConstraint.cs b/src/Http/Routing/src/Constraints/FloatRouteConstraint.cs
index 5108da1bcb95..88906d0b702d 100644
--- a/src/Http/Routing/src/Constraints/FloatRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/FloatRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/GuidRouteConstraint.cs b/src/Http/Routing/src/Constraints/GuidRouteConstraint.cs
index 101621c068e8..59811091a9bd 100644
--- a/src/Http/Routing/src/Constraints/GuidRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/GuidRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/HttpMethodRouteConstraint.cs b/src/Http/Routing/src/Constraints/HttpMethodRouteConstraint.cs
index 696f8084017a..8c76a6172c4d 100644
--- a/src/Http/Routing/src/Constraints/HttpMethodRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/HttpMethodRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Constraints/IntRouteConstraint.cs b/src/Http/Routing/src/Constraints/IntRouteConstraint.cs
index 6190180858c4..b6e4dd03e36e 100644
--- a/src/Http/Routing/src/Constraints/IntRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/IntRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/LengthRouteConstraint.cs b/src/Http/Routing/src/Constraints/LengthRouteConstraint.cs
index 52fecb9d4224..193e7884569d 100644
--- a/src/Http/Routing/src/Constraints/LengthRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/LengthRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/LongRouteConstraint.cs b/src/Http/Routing/src/Constraints/LongRouteConstraint.cs
index 493be38eb1b8..853c56939337 100644
--- a/src/Http/Routing/src/Constraints/LongRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/LongRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/MaxLengthRouteConstraint.cs b/src/Http/Routing/src/Constraints/MaxLengthRouteConstraint.cs
index 470f9110d832..866b5495bace 100644
--- a/src/Http/Routing/src/Constraints/MaxLengthRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/MaxLengthRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/MaxRouteConstraint.cs b/src/Http/Routing/src/Constraints/MaxRouteConstraint.cs
index c7d5e91dfef5..8adebcd7f97c 100644
--- a/src/Http/Routing/src/Constraints/MaxRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/MaxRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/MinLengthRouteConstraint.cs b/src/Http/Routing/src/Constraints/MinLengthRouteConstraint.cs
index 9c7b54704bcb..eed4fb4fc0a2 100644
--- a/src/Http/Routing/src/Constraints/MinLengthRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/MinLengthRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/MinRouteConstraint.cs b/src/Http/Routing/src/Constraints/MinRouteConstraint.cs
index ef504f446d24..fd38da7dd1f5 100644
--- a/src/Http/Routing/src/Constraints/MinRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/MinRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/NonFileNameRouteConstraint.cs b/src/Http/Routing/src/Constraints/NonFileNameRouteConstraint.cs
index 9d58423b9ae5..079432e5b694 100644
--- a/src/Http/Routing/src/Constraints/NonFileNameRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/NonFileNameRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/NullRouteConstraint.cs b/src/Http/Routing/src/Constraints/NullRouteConstraint.cs
index 7accfcb16623..1ec7e77f2bf9 100644
--- a/src/Http/Routing/src/Constraints/NullRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/NullRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing/src/Constraints/OptionalRouteConstraint.cs b/src/Http/Routing/src/Constraints/OptionalRouteConstraint.cs
index 378714f22b41..29170be11719 100644
--- a/src/Http/Routing/src/Constraints/OptionalRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/OptionalRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Constraints/RangeRouteConstraint.cs b/src/Http/Routing/src/Constraints/RangeRouteConstraint.cs
index 3e7dde78cb17..92db2547a34d 100644
--- a/src/Http/Routing/src/Constraints/RangeRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/RangeRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/RegexInlineRouteConstraint.cs b/src/Http/Routing/src/Constraints/RegexInlineRouteConstraint.cs
index f0a9bc987505..e0e82c3f66f9 100644
--- a/src/Http/Routing/src/Constraints/RegexInlineRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/RegexInlineRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Constraints
 {
diff --git a/src/Http/Routing/src/Constraints/RegexRouteConstraint.cs b/src/Http/Routing/src/Constraints/RegexRouteConstraint.cs
index 53faa5e456ac..38dc359885e4 100644
--- a/src/Http/Routing/src/Constraints/RegexRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/RegexRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/RequiredRouteConstraint.cs b/src/Http/Routing/src/Constraints/RequiredRouteConstraint.cs
index 71b594a07b20..79423bffc939 100644
--- a/src/Http/Routing/src/Constraints/RequiredRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/RequiredRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/Constraints/StringRouteConstraint.cs b/src/Http/Routing/src/Constraints/StringRouteConstraint.cs
index 737cf228128f..4ea1ddcc628a 100644
--- a/src/Http/Routing/src/Constraints/StringRouteConstraint.cs
+++ b/src/Http/Routing/src/Constraints/StringRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/src/DataSourceDependentCache.cs b/src/Http/Routing/src/DataSourceDependentCache.cs
index 390f199aad92..f05273ba5b7b 100644
--- a/src/Http/Routing/src/DataSourceDependentCache.cs
+++ b/src/Http/Routing/src/DataSourceDependentCache.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/DataTokensMetadata.cs b/src/Http/Routing/src/DataTokensMetadata.cs
index 5c50766b8b6d..a0568f35ae0f 100644
--- a/src/Http/Routing/src/DataTokensMetadata.cs
+++ b/src/Http/Routing/src/DataTokensMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/DecisionTree/DecisionCriterion.cs b/src/Http/Routing/src/DecisionTree/DecisionCriterion.cs
index ce8ec1149893..88619b0739fe 100644
--- a/src/Http/Routing/src/DecisionTree/DecisionCriterion.cs
+++ b/src/Http/Routing/src/DecisionTree/DecisionCriterion.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/DecisionTree/DecisionCriterionValue.cs b/src/Http/Routing/src/DecisionTree/DecisionCriterionValue.cs
index 5bc9eaa15925..c58fbb564a3c 100644
--- a/src/Http/Routing/src/DecisionTree/DecisionCriterionValue.cs
+++ b/src/Http/Routing/src/DecisionTree/DecisionCriterionValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.DecisionTree
 {
diff --git a/src/Http/Routing/src/DecisionTree/DecisionCriterionValueEqualityComparer.cs b/src/Http/Routing/src/DecisionTree/DecisionCriterionValueEqualityComparer.cs
index 949b7b613cac..054115badf70 100644
--- a/src/Http/Routing/src/DecisionTree/DecisionCriterionValueEqualityComparer.cs
+++ b/src/Http/Routing/src/DecisionTree/DecisionCriterionValueEqualityComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Routing/src/DecisionTree/DecisionTreeBuilder.cs b/src/Http/Routing/src/DecisionTree/DecisionTreeBuilder.cs
index 293ce4aa466a..20229ed73324 100644
--- a/src/Http/Routing/src/DecisionTree/DecisionTreeBuilder.cs
+++ b/src/Http/Routing/src/DecisionTree/DecisionTreeBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/DecisionTree/DecisionTreeNode.cs b/src/Http/Routing/src/DecisionTree/DecisionTreeNode.cs
index df2809778692..eca4006483c8 100644
--- a/src/Http/Routing/src/DecisionTree/DecisionTreeNode.cs
+++ b/src/Http/Routing/src/DecisionTree/DecisionTreeNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/DecisionTree/IClassifier.cs b/src/Http/Routing/src/DecisionTree/IClassifier.cs
index 3008fdfa75f3..6ce92a8673aa 100644
--- a/src/Http/Routing/src/DecisionTree/IClassifier.cs
+++ b/src/Http/Routing/src/DecisionTree/IClassifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Routing/src/DecisionTree/ItemDescriptor.cs b/src/Http/Routing/src/DecisionTree/ItemDescriptor.cs
index e5146f98c4b6..4b49217883a5 100644
--- a/src/Http/Routing/src/DecisionTree/ItemDescriptor.cs
+++ b/src/Http/Routing/src/DecisionTree/ItemDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/DefaultEndpointConventionBuilder.cs b/src/Http/Routing/src/DefaultEndpointConventionBuilder.cs
index 7c2e96f7f45e..f05216359266 100644
--- a/src/Http/Routing/src/DefaultEndpointConventionBuilder.cs
+++ b/src/Http/Routing/src/DefaultEndpointConventionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/DefaultEndpointDataSource.cs b/src/Http/Routing/src/DefaultEndpointDataSource.cs
index 7586ee4a2ed0..1793c32b207f 100644
--- a/src/Http/Routing/src/DefaultEndpointDataSource.cs
+++ b/src/Http/Routing/src/DefaultEndpointDataSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/DefaultEndpointRouteBuilder.cs b/src/Http/Routing/src/DefaultEndpointRouteBuilder.cs
index 375bc098ac33..e87e44d7ead1 100644
--- a/src/Http/Routing/src/DefaultEndpointRouteBuilder.cs
+++ b/src/Http/Routing/src/DefaultEndpointRouteBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/DefaultInlineConstraintResolver.cs b/src/Http/Routing/src/DefaultInlineConstraintResolver.cs
index 01588494c17b..4f58fceb3d9f 100644
--- a/src/Http/Routing/src/DefaultInlineConstraintResolver.cs
+++ b/src/Http/Routing/src/DefaultInlineConstraintResolver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/DefaultLinkGenerator.cs b/src/Http/Routing/src/DefaultLinkGenerator.cs
index 68155ca27c2e..d9ce6e679c4d 100644
--- a/src/Http/Routing/src/DefaultLinkGenerator.cs
+++ b/src/Http/Routing/src/DefaultLinkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/DefaultLinkParser.cs b/src/Http/Routing/src/DefaultLinkParser.cs
index 07aaacbb0371..1a48f132b877 100644
--- a/src/Http/Routing/src/DefaultLinkParser.cs
+++ b/src/Http/Routing/src/DefaultLinkParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Http/Routing/src/DefaultParameterPolicyFactory.cs b/src/Http/Routing/src/DefaultParameterPolicyFactory.cs
index 059c4bb31c65..ff4aef80f9aa 100644
--- a/src/Http/Routing/src/DefaultParameterPolicyFactory.cs
+++ b/src/Http/Routing/src/DefaultParameterPolicyFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Routing.Constraints;
diff --git a/src/Http/Routing/src/DependencyInjection/RoutingServiceCollectionExtensions.cs b/src/Http/Routing/src/DependencyInjection/RoutingServiceCollectionExtensions.cs
index 9c774b41681f..63aad162387b 100644
--- a/src/Http/Routing/src/DependencyInjection/RoutingServiceCollectionExtensions.cs
+++ b/src/Http/Routing/src/DependencyInjection/RoutingServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.ObjectModel;
diff --git a/src/Http/Routing/src/EndpointDataSource.cs b/src/Http/Routing/src/EndpointDataSource.cs
index 6176ba08e058..9f714fd6ea3d 100644
--- a/src/Http/Routing/src/EndpointDataSource.cs
+++ b/src/Http/Routing/src/EndpointDataSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/EndpointMiddleware.cs b/src/Http/Routing/src/EndpointMiddleware.cs
index f5c2b0912f3c..95cfd6840b4f 100644
--- a/src/Http/Routing/src/EndpointMiddleware.cs
+++ b/src/Http/Routing/src/EndpointMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/src/EndpointNameAddressScheme.cs b/src/Http/Routing/src/EndpointNameAddressScheme.cs
index 0939efadac56..ef057acac1ef 100644
--- a/src/Http/Routing/src/EndpointNameAddressScheme.cs
+++ b/src/Http/Routing/src/EndpointNameAddressScheme.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/EndpointNameMetadata.cs b/src/Http/Routing/src/EndpointNameMetadata.cs
index 13429627975f..7584675ad29a 100644
--- a/src/Http/Routing/src/EndpointNameMetadata.cs
+++ b/src/Http/Routing/src/EndpointNameMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/EndpointRoutingMiddleware.cs b/src/Http/Routing/src/EndpointRoutingMiddleware.cs
index 18bfa6124e14..2f375051f937 100644
--- a/src/Http/Routing/src/EndpointRoutingMiddleware.cs
+++ b/src/Http/Routing/src/EndpointRoutingMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Http/Routing/src/HostAttribute.cs b/src/Http/Routing/src/HostAttribute.cs
index a26163210ac3..be4403eaa03c 100644
--- a/src/Http/Routing/src/HostAttribute.cs
+++ b/src/Http/Routing/src/HostAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/HttpMethodMetadata.cs b/src/Http/Routing/src/HttpMethodMetadata.cs
index 26bcf07e66c1..a37701efa7fa 100644
--- a/src/Http/Routing/src/HttpMethodMetadata.cs
+++ b/src/Http/Routing/src/HttpMethodMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/IDataTokenMetadata.cs b/src/Http/Routing/src/IDataTokenMetadata.cs
index ea86aa94a5d7..02a292d02bb2 100644
--- a/src/Http/Routing/src/IDataTokenMetadata.cs
+++ b/src/Http/Routing/src/IDataTokenMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/IDynamicEndpointMetadata.cs b/src/Http/Routing/src/IDynamicEndpointMetadata.cs
index 9823add5753b..1ba42cd8a765 100644
--- a/src/Http/Routing/src/IDynamicEndpointMetadata.cs
+++ b/src/Http/Routing/src/IDynamicEndpointMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Routing.Matching;
diff --git a/src/Http/Routing/src/IEndpointAddressScheme.cs b/src/Http/Routing/src/IEndpointAddressScheme.cs
index e6b6a435bcdf..09f503e84d95 100644
--- a/src/Http/Routing/src/IEndpointAddressScheme.cs
+++ b/src/Http/Routing/src/IEndpointAddressScheme.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/IEndpointNameMetadata.cs b/src/Http/Routing/src/IEndpointNameMetadata.cs
index e2e3b85fda41..4b5f3a5236a2 100644
--- a/src/Http/Routing/src/IEndpointNameMetadata.cs
+++ b/src/Http/Routing/src/IEndpointNameMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing/src/IEndpointRouteBuilder.cs b/src/Http/Routing/src/IEndpointRouteBuilder.cs
index 6e941a0685f0..8810235be141 100644
--- a/src/Http/Routing/src/IEndpointRouteBuilder.cs
+++ b/src/Http/Routing/src/IEndpointRouteBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/IHostMetadata.cs b/src/Http/Routing/src/IHostMetadata.cs
index a3e52aa96c12..8876ac770b96 100644
--- a/src/Http/Routing/src/IHostMetadata.cs
+++ b/src/Http/Routing/src/IHostMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Routing/src/IHttpMethodMetadata.cs b/src/Http/Routing/src/IHttpMethodMetadata.cs
index af67c6e9525d..ca7e87d506bd 100644
--- a/src/Http/Routing/src/IHttpMethodMetadata.cs
+++ b/src/Http/Routing/src/IHttpMethodMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/Routing/src/IInlineConstraintResolver.cs b/src/Http/Routing/src/IInlineConstraintResolver.cs
index a0923adef86e..16e469cc4c1e 100644
--- a/src/Http/Routing/src/IInlineConstraintResolver.cs
+++ b/src/Http/Routing/src/IInlineConstraintResolver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/INamedRouter.cs b/src/Http/Routing/src/INamedRouter.cs
index 159b4c660e1f..71ed22bc417d 100644
--- a/src/Http/Routing/src/INamedRouter.cs
+++ b/src/Http/Routing/src/INamedRouter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/IRouteBuilder.cs b/src/Http/Routing/src/IRouteBuilder.cs
index 98f3dbb6e2e8..4e460c0be23c 100644
--- a/src/Http/Routing/src/IRouteBuilder.cs
+++ b/src/Http/Routing/src/IRouteBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/IRouteCollection.cs b/src/Http/Routing/src/IRouteCollection.cs
index 6ba36de17e9e..06cfd4b4c888 100644
--- a/src/Http/Routing/src/IRouteCollection.cs
+++ b/src/Http/Routing/src/IRouteCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/IRouteNameMetadata.cs b/src/Http/Routing/src/IRouteNameMetadata.cs
index abf350700164..e7198844c40c 100644
--- a/src/Http/Routing/src/IRouteNameMetadata.cs
+++ b/src/Http/Routing/src/IRouteNameMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/ISuppressLinkGenerationMetadata.cs b/src/Http/Routing/src/ISuppressLinkGenerationMetadata.cs
index 3541bad830ca..a598a4706bd3 100644
--- a/src/Http/Routing/src/ISuppressLinkGenerationMetadata.cs
+++ b/src/Http/Routing/src/ISuppressLinkGenerationMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/ISuppressMatchingMetadata.cs b/src/Http/Routing/src/ISuppressMatchingMetadata.cs
index d5acffb7443f..fb4898df1d65 100644
--- a/src/Http/Routing/src/ISuppressMatchingMetadata.cs
+++ b/src/Http/Routing/src/ISuppressMatchingMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/InlineRouteParameterParser.cs b/src/Http/Routing/src/InlineRouteParameterParser.cs
index 2e33a1dd2bd6..d630aa27ddba 100644
--- a/src/Http/Routing/src/InlineRouteParameterParser.cs
+++ b/src/Http/Routing/src/InlineRouteParameterParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Internal/DfaGraphWriter.cs b/src/Http/Routing/src/Internal/DfaGraphWriter.cs
index 62ea3186ce5a..dbe47d7c2810 100644
--- a/src/Http/Routing/src/Internal/DfaGraphWriter.cs
+++ b/src/Http/Routing/src/Internal/DfaGraphWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/LinkGeneratorEndpointNameAddressExtensions.cs b/src/Http/Routing/src/LinkGeneratorEndpointNameAddressExtensions.cs
index 73a541747c4a..5a652f513f8f 100644
--- a/src/Http/Routing/src/LinkGeneratorEndpointNameAddressExtensions.cs
+++ b/src/Http/Routing/src/LinkGeneratorEndpointNameAddressExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Routing/src/LinkGeneratorRouteValuesAddressExtensions.cs b/src/Http/Routing/src/LinkGeneratorRouteValuesAddressExtensions.cs
index c4cbe8890cb7..444dc5c0d30f 100644
--- a/src/Http/Routing/src/LinkGeneratorRouteValuesAddressExtensions.cs
+++ b/src/Http/Routing/src/LinkGeneratorRouteValuesAddressExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Http/Routing/src/LinkParser.cs b/src/Http/Routing/src/LinkParser.cs
index 88ed8c8131d0..7ae598243487 100644
--- a/src/Http/Routing/src/LinkParser.cs
+++ b/src/Http/Routing/src/LinkParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing/src/LinkParserEndpointNameAddressExtensions.cs b/src/Http/Routing/src/LinkParserEndpointNameAddressExtensions.cs
index 2217a8eb45b4..f8c6142f5eea 100644
--- a/src/Http/Routing/src/LinkParserEndpointNameAddressExtensions.cs
+++ b/src/Http/Routing/src/LinkParserEndpointNameAddressExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Logging/RouteConstraintMatcherExtensions.cs b/src/Http/Routing/src/Logging/RouteConstraintMatcherExtensions.cs
index 9415831bdc02..4d99c748dd6c 100644
--- a/src/Http/Routing/src/Logging/RouteConstraintMatcherExtensions.cs
+++ b/src/Http/Routing/src/Logging/RouteConstraintMatcherExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Http/Routing/src/Logging/RouterMiddlewareLoggerExtensions.cs b/src/Http/Routing/src/Logging/RouterMiddlewareLoggerExtensions.cs
index 76f569c1508f..1f023f7b601a 100644
--- a/src/Http/Routing/src/Logging/RouterMiddlewareLoggerExtensions.cs
+++ b/src/Http/Routing/src/Logging/RouterMiddlewareLoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Http/Routing/src/Logging/TreeRouterLoggerExtensions.cs b/src/Http/Routing/src/Logging/TreeRouterLoggerExtensions.cs
index bcb0f343a779..2c5a99e24e0d 100644
--- a/src/Http/Routing/src/Logging/TreeRouterLoggerExtensions.cs
+++ b/src/Http/Routing/src/Logging/TreeRouterLoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Http/Routing/src/MapRouteRouteBuilderExtensions.cs b/src/Http/Routing/src/MapRouteRouteBuilderExtensions.cs
index 56f91c40506a..55c32b2b7b60 100644
--- a/src/Http/Routing/src/MapRouteRouteBuilderExtensions.cs
+++ b/src/Http/Routing/src/MapRouteRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/Matching/AmbiguousMatchException.cs b/src/Http/Routing/src/Matching/AmbiguousMatchException.cs
index 1afed0e1038f..10d02711e682 100644
--- a/src/Http/Routing/src/Matching/AmbiguousMatchException.cs
+++ b/src/Http/Routing/src/Matching/AmbiguousMatchException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.Serialization;
diff --git a/src/Http/Routing/src/Matching/Ascii.cs b/src/Http/Routing/src/Matching/Ascii.cs
index 6ff7db28ff7b..ee8b7a96e671 100644
--- a/src/Http/Routing/src/Matching/Ascii.cs
+++ b/src/Http/Routing/src/Matching/Ascii.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Http/Routing/src/Matching/Candidate.cs b/src/Http/Routing/src/Matching/Candidate.cs
index cd390c498024..2717dbdef36a 100644
--- a/src/Http/Routing/src/Matching/Candidate.cs
+++ b/src/Http/Routing/src/Matching/Candidate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/CandidateSet.cs b/src/Http/Routing/src/Matching/CandidateSet.cs
index 0d07dc594004..790716235d82 100644
--- a/src/Http/Routing/src/Matching/CandidateSet.cs
+++ b/src/Http/Routing/src/Matching/CandidateSet.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/Routing/src/Matching/CandidateState.cs b/src/Http/Routing/src/Matching/CandidateState.cs
index 14b8591c6880..1c9b0f3128e6 100644
--- a/src/Http/Routing/src/Matching/CandidateState.cs
+++ b/src/Http/Routing/src/Matching/CandidateState.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing/src/Matching/DataSourceDependentMatcher.cs b/src/Http/Routing/src/Matching/DataSourceDependentMatcher.cs
index 65bed187c8cd..e8362bd347da 100644
--- a/src/Http/Routing/src/Matching/DataSourceDependentMatcher.cs
+++ b/src/Http/Routing/src/Matching/DataSourceDependentMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/Matching/DefaultEndpointSelector.cs b/src/Http/Routing/src/Matching/DefaultEndpointSelector.cs
index 31c863a5a9ac..9cb7684579a9 100644
--- a/src/Http/Routing/src/Matching/DefaultEndpointSelector.cs
+++ b/src/Http/Routing/src/Matching/DefaultEndpointSelector.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/DfaMatcher.cs b/src/Http/Routing/src/Matching/DfaMatcher.cs
index e40e21e252a9..364e96d28528 100644
--- a/src/Http/Routing/src/Matching/DfaMatcher.cs
+++ b/src/Http/Routing/src/Matching/DfaMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/DfaMatcherBuilder.cs b/src/Http/Routing/src/Matching/DfaMatcherBuilder.cs
index 3a9c91956586..4ce0848143ee 100644
--- a/src/Http/Routing/src/Matching/DfaMatcherBuilder.cs
+++ b/src/Http/Routing/src/Matching/DfaMatcherBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Matching/DfaMatcherFactory.cs b/src/Http/Routing/src/Matching/DfaMatcherFactory.cs
index 9fa684d944fa..9f6587b0c0ca 100644
--- a/src/Http/Routing/src/Matching/DfaMatcherFactory.cs
+++ b/src/Http/Routing/src/Matching/DfaMatcherFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Http/Routing/src/Matching/DfaNode.cs b/src/Http/Routing/src/Matching/DfaNode.cs
index b0ba4b9887d0..723240460641 100644
--- a/src/Http/Routing/src/Matching/DfaNode.cs
+++ b/src/Http/Routing/src/Matching/DfaNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Matching/DfaState.cs b/src/Http/Routing/src/Matching/DfaState.cs
index 191177e54de3..04ec059c3385 100644
--- a/src/Http/Routing/src/Matching/DfaState.cs
+++ b/src/Http/Routing/src/Matching/DfaState.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Http/Routing/src/Matching/DictionaryJumpTable.cs b/src/Http/Routing/src/Matching/DictionaryJumpTable.cs
index 644f9c95acf1..b4649d18d885 100644
--- a/src/Http/Routing/src/Matching/DictionaryJumpTable.cs
+++ b/src/Http/Routing/src/Matching/DictionaryJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/EndpointComparer.cs b/src/Http/Routing/src/Matching/EndpointComparer.cs
index b76802f2e638..b95aaffece96 100644
--- a/src/Http/Routing/src/Matching/EndpointComparer.cs
+++ b/src/Http/Routing/src/Matching/EndpointComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/EndpointMetadataComparer.cs b/src/Http/Routing/src/Matching/EndpointMetadataComparer.cs
index 620e63571689..300a79e189c3 100644
--- a/src/Http/Routing/src/Matching/EndpointMetadataComparer.cs
+++ b/src/Http/Routing/src/Matching/EndpointMetadataComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/Matching/EndpointSelector.cs b/src/Http/Routing/src/Matching/EndpointSelector.cs
index e5db914c2852..a2cd1f7d57e7 100644
--- a/src/Http/Routing/src/Matching/EndpointSelector.cs
+++ b/src/Http/Routing/src/Matching/EndpointSelector.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Matching/FastPathTokenizer.cs b/src/Http/Routing/src/Matching/FastPathTokenizer.cs
index e2fc66ab30a5..73f59c77fd37 100644
--- a/src/Http/Routing/src/Matching/FastPathTokenizer.cs
+++ b/src/Http/Routing/src/Matching/FastPathTokenizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Routing/src/Matching/HostMatcherPolicy.cs b/src/Http/Routing/src/Matching/HostMatcherPolicy.cs
index e79715bd7ad3..f83786626b3a 100644
--- a/src/Http/Routing/src/Matching/HostMatcherPolicy.cs
+++ b/src/Http/Routing/src/Matching/HostMatcherPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/HttpMethodDictionaryPolicyJumpTable.cs b/src/Http/Routing/src/Matching/HttpMethodDictionaryPolicyJumpTable.cs
index f77e65f37e2c..c727c135fc5b 100644
--- a/src/Http/Routing/src/Matching/HttpMethodDictionaryPolicyJumpTable.cs
+++ b/src/Http/Routing/src/Matching/HttpMethodDictionaryPolicyJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Matching/HttpMethodMatcherPolicy.cs b/src/Http/Routing/src/Matching/HttpMethodMatcherPolicy.cs
index 2560e2408a23..051dfe420477 100644
--- a/src/Http/Routing/src/Matching/HttpMethodMatcherPolicy.cs
+++ b/src/Http/Routing/src/Matching/HttpMethodMatcherPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/HttpMethodSingleEntryPolicyJumpTable.cs b/src/Http/Routing/src/Matching/HttpMethodSingleEntryPolicyJumpTable.cs
index a114b373da57..24140e6f6390 100644
--- a/src/Http/Routing/src/Matching/HttpMethodSingleEntryPolicyJumpTable.cs
+++ b/src/Http/Routing/src/Matching/HttpMethodSingleEntryPolicyJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing/src/Matching/IEndpointComparerPolicy.cs b/src/Http/Routing/src/Matching/IEndpointComparerPolicy.cs
index a62cc8162dab..9aec53af237f 100644
--- a/src/Http/Routing/src/Matching/IEndpointComparerPolicy.cs
+++ b/src/Http/Routing/src/Matching/IEndpointComparerPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Matching/IEndpointSelectorPolicy.cs b/src/Http/Routing/src/Matching/IEndpointSelectorPolicy.cs
index 7654e397286b..2698280e2de8 100644
--- a/src/Http/Routing/src/Matching/IEndpointSelectorPolicy.cs
+++ b/src/Http/Routing/src/Matching/IEndpointSelectorPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/ILEmitTrieFactory.cs b/src/Http/Routing/src/Matching/ILEmitTrieFactory.cs
index 18a60c4e0d94..bb2e77d5b12d 100644
--- a/src/Http/Routing/src/Matching/ILEmitTrieFactory.cs
+++ b/src/Http/Routing/src/Matching/ILEmitTrieFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Matching/ILEmitTrieJumpTable.cs b/src/Http/Routing/src/Matching/ILEmitTrieJumpTable.cs
index 18bdd2bc356e..556f100e0442 100644
--- a/src/Http/Routing/src/Matching/ILEmitTrieJumpTable.cs
+++ b/src/Http/Routing/src/Matching/ILEmitTrieJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Matching/INodeBuilderPolicy.cs b/src/Http/Routing/src/Matching/INodeBuilderPolicy.cs
index 0272bccc6121..f25c64fa5788 100644
--- a/src/Http/Routing/src/Matching/INodeBuilderPolicy.cs
+++ b/src/Http/Routing/src/Matching/INodeBuilderPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Matching/JumpTable.cs b/src/Http/Routing/src/Matching/JumpTable.cs
index 860ca8041799..1cad22dc5688 100644
--- a/src/Http/Routing/src/Matching/JumpTable.cs
+++ b/src/Http/Routing/src/Matching/JumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Http/Routing/src/Matching/JumpTableBuilder.cs b/src/Http/Routing/src/Matching/JumpTableBuilder.cs
index 877c2a550bf3..3bc98b61c23c 100644
--- a/src/Http/Routing/src/Matching/JumpTableBuilder.cs
+++ b/src/Http/Routing/src/Matching/JumpTableBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Http/Routing/src/Matching/LinearSearchJumpTable.cs b/src/Http/Routing/src/Matching/LinearSearchJumpTable.cs
index 37d5805c63c6..af4d2c12b39c 100644
--- a/src/Http/Routing/src/Matching/LinearSearchJumpTable.cs
+++ b/src/Http/Routing/src/Matching/LinearSearchJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Http/Routing/src/Matching/Matcher.cs b/src/Http/Routing/src/Matching/Matcher.cs
index 3f3297a65147..040ea74df929 100644
--- a/src/Http/Routing/src/Matching/Matcher.cs
+++ b/src/Http/Routing/src/Matching/Matcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Matching/MatcherBuilder.cs b/src/Http/Routing/src/Matching/MatcherBuilder.cs
index c8368d045618..65514ea9df4d 100644
--- a/src/Http/Routing/src/Matching/MatcherBuilder.cs
+++ b/src/Http/Routing/src/Matching/MatcherBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/src/Matching/MatcherFactory.cs b/src/Http/Routing/src/Matching/MatcherFactory.cs
index b6da9f091503..3289d3a382e2 100644
--- a/src/Http/Routing/src/Matching/MatcherFactory.cs
+++ b/src/Http/Routing/src/Matching/MatcherFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/src/Matching/MatcherPolicy.cs b/src/Http/Routing/src/Matching/MatcherPolicy.cs
index c15085aaf0f4..9df4a556efe0 100644
--- a/src/Http/Routing/src/Matching/MatcherPolicy.cs
+++ b/src/Http/Routing/src/Matching/MatcherPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Matching/PathSegment.cs b/src/Http/Routing/src/Matching/PathSegment.cs
index fd8d8a9223c1..a9c598ccfdfb 100644
--- a/src/Http/Routing/src/Matching/PathSegment.cs
+++ b/src/Http/Routing/src/Matching/PathSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Routing/src/Matching/PolicyJumpTable.cs b/src/Http/Routing/src/Matching/PolicyJumpTable.cs
index ee353ada3369..7420a6fe75fb 100644
--- a/src/Http/Routing/src/Matching/PolicyJumpTable.cs
+++ b/src/Http/Routing/src/Matching/PolicyJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Http/Routing/src/Matching/PolicyJumpTableEdge.cs b/src/Http/Routing/src/Matching/PolicyJumpTableEdge.cs
index 5d2967e52389..30d85a123281 100644
--- a/src/Http/Routing/src/Matching/PolicyJumpTableEdge.cs
+++ b/src/Http/Routing/src/Matching/PolicyJumpTableEdge.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/src/Matching/PolicyNodeEdge.cs b/src/Http/Routing/src/Matching/PolicyNodeEdge.cs
index e1a0366ad26b..a845cdd92fd8 100644
--- a/src/Http/Routing/src/Matching/PolicyNodeEdge.cs
+++ b/src/Http/Routing/src/Matching/PolicyNodeEdge.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/Matching/SingleEntryAsciiJumpTable.cs b/src/Http/Routing/src/Matching/SingleEntryAsciiJumpTable.cs
index e385e1885977..ccbcffed745c 100644
--- a/src/Http/Routing/src/Matching/SingleEntryAsciiJumpTable.cs
+++ b/src/Http/Routing/src/Matching/SingleEntryAsciiJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Http/Routing/src/Matching/SingleEntryJumpTable.cs b/src/Http/Routing/src/Matching/SingleEntryJumpTable.cs
index 3901807ce502..1c6a2558585c 100644
--- a/src/Http/Routing/src/Matching/SingleEntryJumpTable.cs
+++ b/src/Http/Routing/src/Matching/SingleEntryJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Routing/src/Matching/ZeroEntryJumpTable.cs b/src/Http/Routing/src/Matching/ZeroEntryJumpTable.cs
index a2100662e1dd..70c4d90d7ee6 100644
--- a/src/Http/Routing/src/Matching/ZeroEntryJumpTable.cs
+++ b/src/Http/Routing/src/Matching/ZeroEntryJumpTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/src/ModelEndpointDataSource.cs b/src/Http/Routing/src/ModelEndpointDataSource.cs
index c9212c457b4d..f6645f6d2f5f 100644
--- a/src/Http/Routing/src/ModelEndpointDataSource.cs
+++ b/src/Http/Routing/src/ModelEndpointDataSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Http/Routing/src/NullRouter.cs b/src/Http/Routing/src/NullRouter.cs
index 2823067b5e41..5a653a480350 100644
--- a/src/Http/Routing/src/NullRouter.cs
+++ b/src/Http/Routing/src/NullRouter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Http/Routing/src/ParameterPolicyActivator.cs b/src/Http/Routing/src/ParameterPolicyActivator.cs
index 020ea17842b8..7db87a8d10a3 100644
--- a/src/Http/Routing/src/ParameterPolicyActivator.cs
+++ b/src/Http/Routing/src/ParameterPolicyActivator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/ParameterPolicyFactory.cs b/src/Http/Routing/src/ParameterPolicyFactory.cs
index 95212e126309..79d044b2697e 100644
--- a/src/Http/Routing/src/ParameterPolicyFactory.cs
+++ b/src/Http/Routing/src/ParameterPolicyFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Http/Routing/src/PathTokenizer.cs b/src/Http/Routing/src/PathTokenizer.cs
index 79f971e49738..5ae0bb436694 100644
--- a/src/Http/Routing/src/PathTokenizer.cs
+++ b/src/Http/Routing/src/PathTokenizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Patterns/DefaultRoutePatternTransformer.cs b/src/Http/Routing/src/Patterns/DefaultRoutePatternTransformer.cs
index c79946c728a1..96f5296790db 100644
--- a/src/Http/Routing/src/Patterns/DefaultRoutePatternTransformer.cs
+++ b/src/Http/Routing/src/Patterns/DefaultRoutePatternTransformer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Patterns/RouteParameterParser.cs b/src/Http/Routing/src/Patterns/RouteParameterParser.cs
index 072ab0d8fc91..417e38d03f0b 100644
--- a/src/Http/Routing/src/Patterns/RouteParameterParser.cs
+++ b/src/Http/Routing/src/Patterns/RouteParameterParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Routing/src/Patterns/RoutePattern.cs b/src/Http/Routing/src/Patterns/RoutePattern.cs
index 055a06266989..fa5409893a03 100644
--- a/src/Http/Routing/src/Patterns/RoutePattern.cs
+++ b/src/Http/Routing/src/Patterns/RoutePattern.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Patterns/RoutePatternException.cs b/src/Http/Routing/src/Patterns/RoutePatternException.cs
index c7c95f068c3a..f99ff8d04ed2 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternException.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.Serialization;
diff --git a/src/Http/Routing/src/Patterns/RoutePatternFactory.cs b/src/Http/Routing/src/Patterns/RoutePatternFactory.cs
index 9534ba6f6fb0..a24dfb1439ba 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternFactory.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Routing/src/Patterns/RoutePatternLiteralPart.cs b/src/Http/Routing/src/Patterns/RoutePatternLiteralPart.cs
index d9fcb22bc622..b979f046ec36 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternLiteralPart.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternLiteralPart.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Http/Routing/src/Patterns/RoutePatternMatcher.cs b/src/Http/Routing/src/Patterns/RoutePatternMatcher.cs
index f82d860e8373..ade1f56fd507 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternMatcher.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Patterns/RoutePatternParameterKind.cs b/src/Http/Routing/src/Patterns/RoutePatternParameterKind.cs
index 0eb5b987de7b..6fbb0fa9810b 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternParameterKind.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternParameterKind.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Patterns
 {
diff --git a/src/Http/Routing/src/Patterns/RoutePatternParameterPart.cs b/src/Http/Routing/src/Patterns/RoutePatternParameterPart.cs
index 30cb7db2da72..0ea29274cea5 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternParameterPart.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternParameterPart.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Http/Routing/src/Patterns/RoutePatternParameterPolicyReference.cs b/src/Http/Routing/src/Patterns/RoutePatternParameterPolicyReference.cs
index 3fb95983f428..637907146f8b 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternParameterPolicyReference.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternParameterPolicyReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using Microsoft.AspNetCore.Routing.Matching;
diff --git a/src/Http/Routing/src/Patterns/RoutePatternParser.cs b/src/Http/Routing/src/Patterns/RoutePatternParser.cs
index d59f6779cfe6..9d88a2914435 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternParser.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Patterns/RoutePatternPart.cs b/src/Http/Routing/src/Patterns/RoutePatternPart.cs
index bc797cfee87a..016d1455451a 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternPart.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternPart.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Patterns
 {
diff --git a/src/Http/Routing/src/Patterns/RoutePatternPartKind.cs b/src/Http/Routing/src/Patterns/RoutePatternPartKind.cs
index 1b678193222a..98904cf84be2 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternPartKind.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternPartKind.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Patterns
 {
diff --git a/src/Http/Routing/src/Patterns/RoutePatternPathSegment.cs b/src/Http/Routing/src/Patterns/RoutePatternPathSegment.cs
index 4e7b0105185e..a0611ef02cdf 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternPathSegment.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternPathSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Http/Routing/src/Patterns/RoutePatternSeparatorPart.cs b/src/Http/Routing/src/Patterns/RoutePatternSeparatorPart.cs
index 5512e62af442..9dd59537c773 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternSeparatorPart.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternSeparatorPart.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Http/Routing/src/Patterns/RoutePatternTransformer.cs b/src/Http/Routing/src/Patterns/RoutePatternTransformer.cs
index b16ab4cb0e3c..81cf30d571f2 100644
--- a/src/Http/Routing/src/Patterns/RoutePatternTransformer.cs
+++ b/src/Http/Routing/src/Patterns/RoutePatternTransformer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Patterns
 {
diff --git a/src/Http/Routing/src/Properties/AssemblyInfo.cs b/src/Http/Routing/src/Properties/AssemblyInfo.cs
index b75cb41eb44c..4d9f8603345f 100644
--- a/src/Http/Routing/src/Properties/AssemblyInfo.cs
+++ b/src/Http/Routing/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Http/Routing/src/RequestDelegateRouteBuilderExtensions.cs b/src/Http/Routing/src/RequestDelegateRouteBuilderExtensions.cs
index 81d4dc6c4a0c..2ae7e9515bdd 100644
--- a/src/Http/Routing/src/RequestDelegateRouteBuilderExtensions.cs
+++ b/src/Http/Routing/src/RequestDelegateRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/src/Route.cs b/src/Http/Routing/src/Route.cs
index 18406ff372aa..80150899f16c 100644
--- a/src/Http/Routing/src/Route.cs
+++ b/src/Http/Routing/src/Route.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/RouteBase.cs b/src/Http/Routing/src/RouteBase.cs
index 53b424ffee4a..93345f9e3534 100644
--- a/src/Http/Routing/src/RouteBase.cs
+++ b/src/Http/Routing/src/RouteBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/RouteBuilder.cs b/src/Http/Routing/src/RouteBuilder.cs
index 603504398cb5..8836122f624c 100644
--- a/src/Http/Routing/src/RouteBuilder.cs
+++ b/src/Http/Routing/src/RouteBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/RouteCollection.cs b/src/Http/Routing/src/RouteCollection.cs
index 3e614821fdc9..fef6bf9cc92b 100644
--- a/src/Http/Routing/src/RouteCollection.cs
+++ b/src/Http/Routing/src/RouteCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/RouteConstraintBuilder.cs b/src/Http/Routing/src/RouteConstraintBuilder.cs
index 9ff60e52a95b..287db69d6b88 100644
--- a/src/Http/Routing/src/RouteConstraintBuilder.cs
+++ b/src/Http/Routing/src/RouteConstraintBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/RouteConstraintMatcher.cs b/src/Http/Routing/src/RouteConstraintMatcher.cs
index 0c66b826fe89..b010a2565915 100644
--- a/src/Http/Routing/src/RouteConstraintMatcher.cs
+++ b/src/Http/Routing/src/RouteConstraintMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/RouteCreationException.cs b/src/Http/Routing/src/RouteCreationException.cs
index 0c47e7e41213..14c79faad9bd 100644
--- a/src/Http/Routing/src/RouteCreationException.cs
+++ b/src/Http/Routing/src/RouteCreationException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Routing/src/RouteEndpoint.cs b/src/Http/Routing/src/RouteEndpoint.cs
index db4f9d4d2b37..158dfc25ede3 100644
--- a/src/Http/Routing/src/RouteEndpoint.cs
+++ b/src/Http/Routing/src/RouteEndpoint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/RouteEndpointBuilder.cs b/src/Http/Routing/src/RouteEndpointBuilder.cs
index 2d55c6b1a40d..73dcc9cf7925 100644
--- a/src/Http/Routing/src/RouteEndpointBuilder.cs
+++ b/src/Http/Routing/src/RouteEndpointBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Http/Routing/src/RouteHandler.cs b/src/Http/Routing/src/RouteHandler.cs
index b6068630803c..a255ff99a039 100644
--- a/src/Http/Routing/src/RouteHandler.cs
+++ b/src/Http/Routing/src/RouteHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/RouteNameMetadata.cs b/src/Http/Routing/src/RouteNameMetadata.cs
index 737152627e3d..e60b98406adc 100644
--- a/src/Http/Routing/src/RouteNameMetadata.cs
+++ b/src/Http/Routing/src/RouteNameMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Http/Routing/src/RouteOptions.cs b/src/Http/Routing/src/RouteOptions.cs
index 5ac45a44b12f..5f2ade71a57a 100644
--- a/src/Http/Routing/src/RouteOptions.cs
+++ b/src/Http/Routing/src/RouteOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/RouteValueEqualityComparer.cs b/src/Http/Routing/src/RouteValueEqualityComparer.cs
index eebf5b49c00c..f38980ddbe7c 100644
--- a/src/Http/Routing/src/RouteValueEqualityComparer.cs
+++ b/src/Http/Routing/src/RouteValueEqualityComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/RouteValuesAddress.cs b/src/Http/Routing/src/RouteValuesAddress.cs
index b628d06841eb..54ce175c47ec 100644
--- a/src/Http/Routing/src/RouteValuesAddress.cs
+++ b/src/Http/Routing/src/RouteValuesAddress.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/RouteValuesAddressScheme.cs b/src/Http/Routing/src/RouteValuesAddressScheme.cs
index 80a74c19a434..0ed6f166510e 100644
--- a/src/Http/Routing/src/RouteValuesAddressScheme.cs
+++ b/src/Http/Routing/src/RouteValuesAddressScheme.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/RouterMiddleware.cs b/src/Http/Routing/src/RouterMiddleware.cs
index 3eddbbbaad7e..771ee26c9a4c 100644
--- a/src/Http/Routing/src/RouterMiddleware.cs
+++ b/src/Http/Routing/src/RouterMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/src/RoutingFeature.cs b/src/Http/Routing/src/RoutingFeature.cs
index 8895bc7cb1bf..8eb288220aa6 100644
--- a/src/Http/Routing/src/RoutingFeature.cs
+++ b/src/Http/Routing/src/RoutingFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/RoutingMarkerService.cs b/src/Http/Routing/src/RoutingMarkerService.cs
index ab876b0c39c6..63f5266a3534 100644
--- a/src/Http/Routing/src/RoutingMarkerService.cs
+++ b/src/Http/Routing/src/RoutingMarkerService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.DependencyInjection;
 
diff --git a/src/Http/Routing/src/SegmentState.cs b/src/Http/Routing/src/SegmentState.cs
index b9d05738c90b..995a2d6d40fa 100644
--- a/src/Http/Routing/src/SegmentState.cs
+++ b/src/Http/Routing/src/SegmentState.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/SuppressLinkGenerationMetadata.cs b/src/Http/Routing/src/SuppressLinkGenerationMetadata.cs
index 4ff3e86a9f3a..fc2df283f974 100644
--- a/src/Http/Routing/src/SuppressLinkGenerationMetadata.cs
+++ b/src/Http/Routing/src/SuppressLinkGenerationMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/SuppressMatchingMetadata.cs b/src/Http/Routing/src/SuppressMatchingMetadata.cs
index b7edd60f1677..af670d7580e6 100644
--- a/src/Http/Routing/src/SuppressMatchingMetadata.cs
+++ b/src/Http/Routing/src/SuppressMatchingMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing
 {
diff --git a/src/Http/Routing/src/Template/DefaultTemplateBinderFactory.cs b/src/Http/Routing/src/Template/DefaultTemplateBinderFactory.cs
index b2583d7bb1a2..9522355d14e5 100644
--- a/src/Http/Routing/src/Template/DefaultTemplateBinderFactory.cs
+++ b/src/Http/Routing/src/Template/DefaultTemplateBinderFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Template/InlineConstraint.cs b/src/Http/Routing/src/Template/InlineConstraint.cs
index 2bc4c25327de..92f921c7df3a 100644
--- a/src/Http/Routing/src/Template/InlineConstraint.cs
+++ b/src/Http/Routing/src/Template/InlineConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Routing.Patterns;
diff --git a/src/Http/Routing/src/Template/RoutePrecedence.cs b/src/Http/Routing/src/Template/RoutePrecedence.cs
index 375b2d02cdfa..79be2bf813fb 100644
--- a/src/Http/Routing/src/Template/RoutePrecedence.cs
+++ b/src/Http/Routing/src/Template/RoutePrecedence.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/Template/RouteTemplate.cs b/src/Http/Routing/src/Template/RouteTemplate.cs
index 9c6f0647af67..0476bf499684 100644
--- a/src/Http/Routing/src/Template/RouteTemplate.cs
+++ b/src/Http/Routing/src/Template/RouteTemplate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/Template/TemplateBinder.cs b/src/Http/Routing/src/Template/TemplateBinder.cs
index 0012df84da8a..30556f0a7327 100644
--- a/src/Http/Routing/src/Template/TemplateBinder.cs
+++ b/src/Http/Routing/src/Template/TemplateBinder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Http/Routing/src/Template/TemplateBinderFactory.cs b/src/Http/Routing/src/Template/TemplateBinderFactory.cs
index 273b4c4a680f..fef822a7dac3 100644
--- a/src/Http/Routing/src/Template/TemplateBinderFactory.cs
+++ b/src/Http/Routing/src/Template/TemplateBinderFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Patterns;
 
diff --git a/src/Http/Routing/src/Template/TemplateMatcher.cs b/src/Http/Routing/src/Template/TemplateMatcher.cs
index e955ca91a8bf..d651434c3dca 100644
--- a/src/Http/Routing/src/Template/TemplateMatcher.cs
+++ b/src/Http/Routing/src/Template/TemplateMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/src/Template/TemplateParser.cs b/src/Http/Routing/src/Template/TemplateParser.cs
index 4318fc78bd55..6a059e535623 100644
--- a/src/Http/Routing/src/Template/TemplateParser.cs
+++ b/src/Http/Routing/src/Template/TemplateParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Routing.Patterns;
diff --git a/src/Http/Routing/src/Template/TemplatePart.cs b/src/Http/Routing/src/Template/TemplatePart.cs
index 06a742699089..63112daff986 100644
--- a/src/Http/Routing/src/Template/TemplatePart.cs
+++ b/src/Http/Routing/src/Template/TemplatePart.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Template/TemplateSegment.cs b/src/Http/Routing/src/Template/TemplateSegment.cs
index 70a2e5917cc6..9f92a2478734 100644
--- a/src/Http/Routing/src/Template/TemplateSegment.cs
+++ b/src/Http/Routing/src/Template/TemplateSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/Template/TemplateValuesResult.cs b/src/Http/Routing/src/Template/TemplateValuesResult.cs
index 98489a93a85c..18a1762a6a09 100644
--- a/src/Http/Routing/src/Template/TemplateValuesResult.cs
+++ b/src/Http/Routing/src/Template/TemplateValuesResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Template
 {
diff --git a/src/Http/Routing/src/Tree/InboundMatch.cs b/src/Http/Routing/src/Tree/InboundMatch.cs
index 9ddb321de00a..604b1be6c027 100644
--- a/src/Http/Routing/src/Tree/InboundMatch.cs
+++ b/src/Http/Routing/src/Tree/InboundMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/InboundRouteEntry.cs b/src/Http/Routing/src/Tree/InboundRouteEntry.cs
index 893a461d1c28..efb52600b7d9 100644
--- a/src/Http/Routing/src/Tree/InboundRouteEntry.cs
+++ b/src/Http/Routing/src/Tree/InboundRouteEntry.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/LinkGenerationDecisionTree.cs b/src/Http/Routing/src/Tree/LinkGenerationDecisionTree.cs
index 47db9e345ba5..fac0c5591dc8 100644
--- a/src/Http/Routing/src/Tree/LinkGenerationDecisionTree.cs
+++ b/src/Http/Routing/src/Tree/LinkGenerationDecisionTree.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/OutboundMatch.cs b/src/Http/Routing/src/Tree/OutboundMatch.cs
index 95653e3bb5ad..e63ca507a13e 100644
--- a/src/Http/Routing/src/Tree/OutboundMatch.cs
+++ b/src/Http/Routing/src/Tree/OutboundMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/OutboundMatchResult.cs b/src/Http/Routing/src/Tree/OutboundMatchResult.cs
index ba1955552405..36c85ec701e7 100644
--- a/src/Http/Routing/src/Tree/OutboundMatchResult.cs
+++ b/src/Http/Routing/src/Tree/OutboundMatchResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Tree
 {
diff --git a/src/Http/Routing/src/Tree/OutboundRouteEntry.cs b/src/Http/Routing/src/Tree/OutboundRouteEntry.cs
index 4df5ae351a01..17979afdd18b 100644
--- a/src/Http/Routing/src/Tree/OutboundRouteEntry.cs
+++ b/src/Http/Routing/src/Tree/OutboundRouteEntry.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/TreeEnumerator.cs b/src/Http/Routing/src/Tree/TreeEnumerator.cs
index 2f7d3dc94ad0..de825aa81006 100644
--- a/src/Http/Routing/src/Tree/TreeEnumerator.cs
+++ b/src/Http/Routing/src/Tree/TreeEnumerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/TreeRouteBuilder.cs b/src/Http/Routing/src/Tree/TreeRouteBuilder.cs
index 1f9e9d031329..41612718d12f 100644
--- a/src/Http/Routing/src/Tree/TreeRouteBuilder.cs
+++ b/src/Http/Routing/src/Tree/TreeRouteBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/TreeRouter.cs b/src/Http/Routing/src/Tree/TreeRouter.cs
index e7d1722d6085..2b5dc5841958 100644
--- a/src/Http/Routing/src/Tree/TreeRouter.cs
+++ b/src/Http/Routing/src/Tree/TreeRouter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/UrlMatchingNode.cs b/src/Http/Routing/src/Tree/UrlMatchingNode.cs
index b829bc70365e..df7ef828c07e 100644
--- a/src/Http/Routing/src/Tree/UrlMatchingNode.cs
+++ b/src/Http/Routing/src/Tree/UrlMatchingNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Http/Routing/src/Tree/UrlMatchingTree.cs b/src/Http/Routing/src/Tree/UrlMatchingTree.cs
index 0798f70da878..3de6e6074e29 100644
--- a/src/Http/Routing/src/Tree/UrlMatchingTree.cs
+++ b/src/Http/Routing/src/Tree/UrlMatchingTree.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/src/UriBuilderContextPooledObjectPolicy.cs b/src/Http/Routing/src/UriBuilderContextPooledObjectPolicy.cs
index fdea6b7e64fb..4a8aeabe212c 100644
--- a/src/Http/Routing/src/UriBuilderContextPooledObjectPolicy.cs
+++ b/src/Http/Routing/src/UriBuilderContextPooledObjectPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.Encodings.Web;
 using Microsoft.Extensions.ObjectPool;
diff --git a/src/Http/Routing/src/UriBuildingContext.cs b/src/Http/Routing/src/UriBuildingContext.cs
index f5089018006c..a708c4b55880 100644
--- a/src/Http/Routing/src/UriBuildingContext.cs
+++ b/src/Http/Routing/src/UriBuildingContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Http/Routing/test/FunctionalTests/Benchmarks/EndpointRoutingBenchmarkTest.cs b/src/Http/Routing/test/FunctionalTests/Benchmarks/EndpointRoutingBenchmarkTest.cs
index 003db4f95f7d..362da7945240 100644
--- a/src/Http/Routing/test/FunctionalTests/Benchmarks/EndpointRoutingBenchmarkTest.cs
+++ b/src/Http/Routing/test/FunctionalTests/Benchmarks/EndpointRoutingBenchmarkTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Http/Routing/test/FunctionalTests/Benchmarks/RouterBenchmarkTest.cs b/src/Http/Routing/test/FunctionalTests/Benchmarks/RouterBenchmarkTest.cs
index ccd11a551a91..e05acf80a065 100644
--- a/src/Http/Routing/test/FunctionalTests/Benchmarks/RouterBenchmarkTest.cs
+++ b/src/Http/Routing/test/FunctionalTests/Benchmarks/RouterBenchmarkTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Http/Routing/test/FunctionalTests/EndpointRoutingIntegrationTest.cs b/src/Http/Routing/test/FunctionalTests/EndpointRoutingIntegrationTest.cs
index 860ebac13359..9a1f82673467 100644
--- a/src/Http/Routing/test/FunctionalTests/EndpointRoutingIntegrationTest.cs
+++ b/src/Http/Routing/test/FunctionalTests/EndpointRoutingIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Http/Routing/test/FunctionalTests/EndpointRoutingSampleTest.cs b/src/Http/Routing/test/FunctionalTests/EndpointRoutingSampleTest.cs
index aa575ab08483..36594c7120ca 100644
--- a/src/Http/Routing/test/FunctionalTests/EndpointRoutingSampleTest.cs
+++ b/src/Http/Routing/test/FunctionalTests/EndpointRoutingSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Http/Routing/test/FunctionalTests/HostMatchingTests.cs b/src/Http/Routing/test/FunctionalTests/HostMatchingTests.cs
index 841c5b74c1e1..1f9b3787a544 100644
--- a/src/Http/Routing/test/FunctionalTests/HostMatchingTests.cs
+++ b/src/Http/Routing/test/FunctionalTests/HostMatchingTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Http/Routing/test/FunctionalTests/MapActionTest.cs b/src/Http/Routing/test/FunctionalTests/MapActionTest.cs
index e627307eb7b3..0af372deb2b8 100644
--- a/src/Http/Routing/test/FunctionalTests/MapActionTest.cs
+++ b/src/Http/Routing/test/FunctionalTests/MapActionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/test/FunctionalTests/MapFallbackTest.cs b/src/Http/Routing/test/FunctionalTests/MapFallbackTest.cs
index 70e40f6bf779..2bafe08b8862 100644
--- a/src/Http/Routing/test/FunctionalTests/MapFallbackTest.cs
+++ b/src/Http/Routing/test/FunctionalTests/MapFallbackTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Net.Http;
diff --git a/src/Http/Routing/test/FunctionalTests/RouterSampleTest.cs b/src/Http/Routing/test/FunctionalTests/RouterSampleTest.cs
index d0b93a896518..7bfb56af2d43 100644
--- a/src/Http/Routing/test/FunctionalTests/RouterSampleTest.cs
+++ b/src/Http/Routing/test/FunctionalTests/RouterSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Http/Routing/test/FunctionalTests/RoutingTestFixture.cs b/src/Http/Routing/test/FunctionalTests/RoutingTestFixture.cs
index c0c97347f354..f4c0d63741f7 100644
--- a/src/Http/Routing/test/FunctionalTests/RoutingTestFixture.cs
+++ b/src/Http/Routing/test/FunctionalTests/RoutingTestFixture.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Http/Routing/test/FunctionalTests/WebHostBuilderExtensionsTest.cs b/src/Http/Routing/test/FunctionalTests/WebHostBuilderExtensionsTest.cs
index 59373e259478..be75c72910ae 100644
--- a/src/Http/Routing/test/FunctionalTests/WebHostBuilderExtensionsTest.cs
+++ b/src/Http/Routing/test/FunctionalTests/WebHostBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Routing/test/UnitTests/Builder/EndpointRoutingApplicationBuilderExtensionsTest.cs b/src/Http/Routing/test/UnitTests/Builder/EndpointRoutingApplicationBuilderExtensionsTest.cs
index 7f51f6e9a7cd..4b9d875d0a1c 100644
--- a/src/Http/Routing/test/UnitTests/Builder/EndpointRoutingApplicationBuilderExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/Builder/EndpointRoutingApplicationBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Builder/MapActionEndpointRouteBuilderExtensionsTest.cs b/src/Http/Routing/test/UnitTests/Builder/MapActionEndpointRouteBuilderExtensionsTest.cs
index 37c66218c892..e550500ad0ee 100644
--- a/src/Http/Routing/test/UnitTests/Builder/MapActionEndpointRouteBuilderExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/Builder/MapActionEndpointRouteBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/Routing/test/UnitTests/Builder/MapEndpointEndpointDataSourceBuilderExtensionsTest.cs b/src/Http/Routing/test/UnitTests/Builder/MapEndpointEndpointDataSourceBuilderExtensionsTest.cs
index 9fd992bcd7e3..68a29c2b066e 100644
--- a/src/Http/Routing/test/UnitTests/Builder/MapEndpointEndpointDataSourceBuilderExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/Builder/MapEndpointEndpointDataSourceBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Builder/RoutingBuilderExtensionsTest.cs b/src/Http/Routing/test/UnitTests/Builder/RoutingBuilderExtensionsTest.cs
index ed90d42783a6..0a10fa28a58c 100644
--- a/src/Http/Routing/test/UnitTests/Builder/RoutingBuilderExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/Builder/RoutingBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/Builder/RoutingEndpointConventionBuilderExtensionsTest.cs b/src/Http/Routing/test/UnitTests/Builder/RoutingEndpointConventionBuilderExtensionsTest.cs
index e2957e54704e..0c5ab07e6e3e 100644
--- a/src/Http/Routing/test/UnitTests/Builder/RoutingEndpointConventionBuilderExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/Builder/RoutingEndpointConventionBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/CompositeEndpointDataSourceTest.cs b/src/Http/Routing/test/UnitTests/CompositeEndpointDataSourceTest.cs
index cd98416c4aa3..f8cf42bb37de 100644
--- a/src/Http/Routing/test/UnitTests/CompositeEndpointDataSourceTest.cs
+++ b/src/Http/Routing/test/UnitTests/CompositeEndpointDataSourceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/ConstraintMatcherTest.cs b/src/Http/Routing/test/UnitTests/ConstraintMatcherTest.cs
index 59194e3a0bee..949b070350b0 100644
--- a/src/Http/Routing/test/UnitTests/ConstraintMatcherTest.cs
+++ b/src/Http/Routing/test/UnitTests/ConstraintMatcherTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/AlphaRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/AlphaRouteConstraintTests.cs
index 2ba9ef5c2729..2c3f4acfc33e 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/AlphaRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/AlphaRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/BoolRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/BoolRouteConstraintTests.cs
index 32a2aa595ea9..f95890fda8c0 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/BoolRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/BoolRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/CompositeRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/CompositeRouteConstraintTests.cs
index b4df74c26287..33e5f4f7b05f 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/CompositeRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/CompositeRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq.Expressions;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/ConstraintsTestHelper.cs b/src/Http/Routing/test/UnitTests/Constraints/ConstraintsTestHelper.cs
index 6e0d7e7e0d61..6a77eb095ba6 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/ConstraintsTestHelper.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/ConstraintsTestHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/DateTimeRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/DateTimeRouteConstraintTests.cs
index fb34db3994bd..6622e04112e1 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/DateTimeRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/DateTimeRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/DecimalRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/DecimalRouteConstraintTests.cs
index 3975317facd5..9acba3ff82cd 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/DecimalRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/DecimalRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Routing.Constraints;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/DoubleRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/DoubleRouteConstraintTests.cs
index 7f3a2c065d99..fef54a2dfeec 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/DoubleRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/DoubleRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/FIleNameRouteConstraintTest.cs b/src/Http/Routing/test/UnitTests/Constraints/FIleNameRouteConstraintTest.cs
index 4f6b15ac946b..a76878a01f79 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/FIleNameRouteConstraintTest.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/FIleNameRouteConstraintTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Routing/test/UnitTests/Constraints/FloatRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/FloatRouteConstraintTests.cs
index e3748ace8bef..4ce6a72c1960 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/FloatRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/FloatRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/GuidRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/GuidRouteConstraintTests.cs
index d53218a83b37..32f2c871e9e1 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/GuidRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/GuidRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/HttpMethodRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/HttpMethodRouteConstraintTests.cs
index dec37397756b..ba344419af61 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/HttpMethodRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/HttpMethodRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Moq;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/IntRouteConstraintsTests.cs b/src/Http/Routing/test/UnitTests/Constraints/IntRouteConstraintsTests.cs
index ff70fe21b76a..26e196c73652 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/IntRouteConstraintsTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/IntRouteConstraintsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/LengthRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/LengthRouteConstraintTests.cs
index 707056a01c12..c5311a21fe71 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/LengthRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/LengthRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/LongRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/LongRouteConstraintTests.cs
index 99977ee7530b..ecb2a661cdff 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/LongRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/LongRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/MaxLengthRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/MaxLengthRouteConstraintTests.cs
index 5d603705e2f8..c6deec8d757f 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/MaxLengthRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/MaxLengthRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/MaxRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/MaxRouteConstraintTests.cs
index dc962d09486a..475eaa94e01f 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/MaxRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/MaxRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/MinLengthRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/MinLengthRouteConstraintTests.cs
index c8e7bab2de0a..92a411d5e3c9 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/MinLengthRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/MinLengthRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/MinRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/MinRouteConstraintTests.cs
index b21b2ded7408..772ddc36699a 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/MinRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/MinRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/NonFIleNameRouteConstraintTest.cs b/src/Http/Routing/test/UnitTests/Constraints/NonFIleNameRouteConstraintTest.cs
index 78e03ec7d1b0..cf461fb70004 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/NonFIleNameRouteConstraintTest.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/NonFIleNameRouteConstraintTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Routing/test/UnitTests/Constraints/RangeRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/RangeRouteConstraintTests.cs
index 99d9c64ba159..137b70324a97 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/RangeRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/RangeRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/RegexInlineRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/RegexInlineRouteConstraintTests.cs
index a87f6519c79a..9eca3f91c4a3 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/RegexInlineRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/RegexInlineRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Routing.Constraints;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/RegexRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/RegexRouteConstraintTests.cs
index 7affd5c034ee..3010ce7bdba3 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/RegexRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/RegexRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.RegularExpressions;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/RequiredRouteConstraintTests.cs b/src/Http/Routing/test/UnitTests/Constraints/RequiredRouteConstraintTests.cs
index 31ec2b2bf0d6..5d01d515925b 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/RequiredRouteConstraintTests.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/RequiredRouteConstraintTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Routing.Constraints;
diff --git a/src/Http/Routing/test/UnitTests/Constraints/StringRouteConstraintTest.cs b/src/Http/Routing/test/UnitTests/Constraints/StringRouteConstraintTest.cs
index 9e9f1782862c..7ec1294219a1 100644
--- a/src/Http/Routing/test/UnitTests/Constraints/StringRouteConstraintTest.cs
+++ b/src/Http/Routing/test/UnitTests/Constraints/StringRouteConstraintTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Routing.Constraints;
diff --git a/src/Http/Routing/test/UnitTests/DataSourceDependentCacheTest.cs b/src/Http/Routing/test/UnitTests/DataSourceDependentCacheTest.cs
index 3fd4c75191ee..4e74f9ec0666 100644
--- a/src/Http/Routing/test/UnitTests/DataSourceDependentCacheTest.cs
+++ b/src/Http/Routing/test/UnitTests/DataSourceDependentCacheTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/DecisionTreeBuilderTest.cs b/src/Http/Routing/test/UnitTests/DecisionTreeBuilderTest.cs
index b8eea952535a..025601f83a27 100644
--- a/src/Http/Routing/test/UnitTests/DecisionTreeBuilderTest.cs
+++ b/src/Http/Routing/test/UnitTests/DecisionTreeBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/DefaultEndpointDataSourceTests.cs b/src/Http/Routing/test/UnitTests/DefaultEndpointDataSourceTests.cs
index 033f32ab5507..82495c7dafdf 100644
--- a/src/Http/Routing/test/UnitTests/DefaultEndpointDataSourceTests.cs
+++ b/src/Http/Routing/test/UnitTests/DefaultEndpointDataSourceTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/DefaultInlineConstraintResolverTest.cs b/src/Http/Routing/test/UnitTests/DefaultInlineConstraintResolverTest.cs
index da4cf39c0957..fe59fb806aa1 100644
--- a/src/Http/Routing/test/UnitTests/DefaultInlineConstraintResolverTest.cs
+++ b/src/Http/Routing/test/UnitTests/DefaultInlineConstraintResolverTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/DefaultLinkGeneratorProcessTemplateTest.cs b/src/Http/Routing/test/UnitTests/DefaultLinkGeneratorProcessTemplateTest.cs
index 45533a36a74b..355b655013b9 100644
--- a/src/Http/Routing/test/UnitTests/DefaultLinkGeneratorProcessTemplateTest.cs
+++ b/src/Http/Routing/test/UnitTests/DefaultLinkGeneratorProcessTemplateTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/DefaultLinkGeneratorTest.cs b/src/Http/Routing/test/UnitTests/DefaultLinkGeneratorTest.cs
index a6b288d0e9de..69cc3a1db6ec 100644
--- a/src/Http/Routing/test/UnitTests/DefaultLinkGeneratorTest.cs
+++ b/src/Http/Routing/test/UnitTests/DefaultLinkGeneratorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/DefaultLinkParserTest.cs b/src/Http/Routing/test/UnitTests/DefaultLinkParserTest.cs
index d98ceb6a7723..08ac1eebfbfc 100644
--- a/src/Http/Routing/test/UnitTests/DefaultLinkParserTest.cs
+++ b/src/Http/Routing/test/UnitTests/DefaultLinkParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/DefaultParameterPolicyFactoryTest.cs b/src/Http/Routing/test/UnitTests/DefaultParameterPolicyFactoryTest.cs
index 69761f3a0d5e..6fd75543756c 100644
--- a/src/Http/Routing/test/UnitTests/DefaultParameterPolicyFactoryTest.cs
+++ b/src/Http/Routing/test/UnitTests/DefaultParameterPolicyFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/test/UnitTests/EndpointFactory.cs b/src/Http/Routing/test/UnitTests/EndpointFactory.cs
index 09f07b4809b1..7d20a720cd66 100644
--- a/src/Http/Routing/test/UnitTests/EndpointFactory.cs
+++ b/src/Http/Routing/test/UnitTests/EndpointFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/EndpointMiddlewareTest.cs b/src/Http/Routing/test/UnitTests/EndpointMiddlewareTest.cs
index 75ddf4145303..5bdef13fe567 100644
--- a/src/Http/Routing/test/UnitTests/EndpointMiddlewareTest.cs
+++ b/src/Http/Routing/test/UnitTests/EndpointMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/EndpointNameAddressSchemeTest.cs b/src/Http/Routing/test/UnitTests/EndpointNameAddressSchemeTest.cs
index 87893cc21be1..330a4450ac84 100644
--- a/src/Http/Routing/test/UnitTests/EndpointNameAddressSchemeTest.cs
+++ b/src/Http/Routing/test/UnitTests/EndpointNameAddressSchemeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Http/Routing/test/UnitTests/EndpointRoutingMiddlewareTest.cs b/src/Http/Routing/test/UnitTests/EndpointRoutingMiddlewareTest.cs
index 48e1157195fd..f09878453d2f 100644
--- a/src/Http/Routing/test/UnitTests/EndpointRoutingMiddlewareTest.cs
+++ b/src/Http/Routing/test/UnitTests/EndpointRoutingMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/GlobalSuppressions.cs b/src/Http/Routing/test/UnitTests/GlobalSuppressions.cs
index 1fbf99441867..e7ddb80bbd8a 100644
--- a/src/Http/Routing/test/UnitTests/GlobalSuppressions.cs
+++ b/src/Http/Routing/test/UnitTests/GlobalSuppressions.cs
@@ -1,7 +1,5 @@
-// This file is used by Code Analysis to maintain SuppressMessage
-// attributes that are applied to this project.
-// Project-level suppressions either have no target or are given
-// a specific target and scoped to a namespace, type, member, etc.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 [assembly: System.Diagnostics.CodeAnalysis.SuppressMessage(
     "Build",
diff --git a/src/Http/Routing/test/UnitTests/InlineRouteParameterParserTests.cs b/src/Http/Routing/test/UnitTests/InlineRouteParameterParserTests.cs
index ccd44a8318b7..4a3616540d84 100644
--- a/src/Http/Routing/test/UnitTests/InlineRouteParameterParserTests.cs
+++ b/src/Http/Routing/test/UnitTests/InlineRouteParameterParserTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Internal/DfaGraphWriterTest.cs b/src/Http/Routing/test/UnitTests/Internal/DfaGraphWriterTest.cs
index 59162faadfad..cd47f54953a6 100644
--- a/src/Http/Routing/test/UnitTests/Internal/DfaGraphWriterTest.cs
+++ b/src/Http/Routing/test/UnitTests/Internal/DfaGraphWriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Routing/test/UnitTests/LinkGeneratorEndpointNameExtensionsTest.cs b/src/Http/Routing/test/UnitTests/LinkGeneratorEndpointNameExtensionsTest.cs
index 99ec7cb1074f..82d998d241b2 100644
--- a/src/Http/Routing/test/UnitTests/LinkGeneratorEndpointNameExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/LinkGeneratorEndpointNameExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/LinkGeneratorIntegrationTest.cs b/src/Http/Routing/test/UnitTests/LinkGeneratorIntegrationTest.cs
index c0030796402a..e88c29b2b805 100644
--- a/src/Http/Routing/test/UnitTests/LinkGeneratorIntegrationTest.cs
+++ b/src/Http/Routing/test/UnitTests/LinkGeneratorIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Http/Routing/test/UnitTests/LinkGeneratorRouteValuesAddressExtensionsTest.cs b/src/Http/Routing/test/UnitTests/LinkGeneratorRouteValuesAddressExtensionsTest.cs
index 181bb75601b7..02c344b499bd 100644
--- a/src/Http/Routing/test/UnitTests/LinkGeneratorRouteValuesAddressExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/LinkGeneratorRouteValuesAddressExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/LinkGeneratorTestBase.cs b/src/Http/Routing/test/UnitTests/LinkGeneratorTestBase.cs
index e60379480f3f..4dbced25f80f 100644
--- a/src/Http/Routing/test/UnitTests/LinkGeneratorTestBase.cs
+++ b/src/Http/Routing/test/UnitTests/LinkGeneratorTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/LinkParserEndpointNameExtensionsTest.cs b/src/Http/Routing/test/UnitTests/LinkParserEndpointNameExtensionsTest.cs
index bdc650d77ba8..096cd45fb5df 100644
--- a/src/Http/Routing/test/UnitTests/LinkParserEndpointNameExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/LinkParserEndpointNameExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Matching;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/LinkParserTestBase.cs b/src/Http/Routing/test/UnitTests/LinkParserTestBase.cs
index 6cf48435b487..b2c6d46b300c 100644
--- a/src/Http/Routing/test/UnitTests/LinkParserTestBase.cs
+++ b/src/Http/Routing/test/UnitTests/LinkParserTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/Logging/WriteContext.cs b/src/Http/Routing/test/UnitTests/Logging/WriteContext.cs
index 4a5fa51e0475..4d971f120849 100644
--- a/src/Http/Routing/test/UnitTests/Logging/WriteContext.cs
+++ b/src/Http/Routing/test/UnitTests/Logging/WriteContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Http/Routing/test/UnitTests/MatcherPolicyTest.cs b/src/Http/Routing/test/UnitTests/MatcherPolicyTest.cs
index 3c62aa1eccdc..530b53920050 100644
--- a/src/Http/Routing/test/UnitTests/MatcherPolicyTest.cs
+++ b/src/Http/Routing/test/UnitTests/MatcherPolicyTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/Matching/AsciiTest.cs b/src/Http/Routing/test/UnitTests/Matching/AsciiTest.cs
index c6266183a80e..2195659d0bdc 100644
--- a/src/Http/Routing/test/UnitTests/Matching/AsciiTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/AsciiTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcher.cs b/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcher.cs
index 25e6431a3a68..5473876c2a63 100644
--- a/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcher.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcherBuilder.cs b/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcherBuilder.cs
index d55d0dcdf096..2d8fdf8e9a96 100644
--- a/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcherBuilder.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcherBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcherConformanceTest.cs b/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcherConformanceTest.cs
index 73f03c01a7e8..f3cd6b4be6a9 100644
--- a/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcherConformanceTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/BarebonesMatcherConformanceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/Matching/CandidateSetTest.cs b/src/Http/Routing/test/UnitTests/Matching/CandidateSetTest.cs
index 3f957bfbe05a..fef7ab0f8e4f 100644
--- a/src/Http/Routing/test/UnitTests/Matching/CandidateSetTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/CandidateSetTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/DataSourceDependentMatcherTest.cs b/src/Http/Routing/test/UnitTests/Matching/DataSourceDependentMatcherTest.cs
index 0e13e724a566..42374fbe1c1a 100644
--- a/src/Http/Routing/test/UnitTests/Matching/DataSourceDependentMatcherTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/DataSourceDependentMatcherTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/DefaultEndpointSelectorTest.cs b/src/Http/Routing/test/UnitTests/Matching/DefaultEndpointSelectorTest.cs
index 722e10efa712..a90e4813822a 100644
--- a/src/Http/Routing/test/UnitTests/Matching/DefaultEndpointSelectorTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/DefaultEndpointSelectorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/Matching/DfaMatcherBuilderTest.cs b/src/Http/Routing/test/UnitTests/Matching/DfaMatcherBuilderTest.cs
index 7372e4d3b3a1..c98bcdc09efa 100644
--- a/src/Http/Routing/test/UnitTests/Matching/DfaMatcherBuilderTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/DfaMatcherBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/DfaMatcherConformanceTest.cs b/src/Http/Routing/test/UnitTests/Matching/DfaMatcherConformanceTest.cs
index 5af5ca25fe9f..4281b33c25ae 100644
--- a/src/Http/Routing/test/UnitTests/Matching/DfaMatcherConformanceTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/DfaMatcherConformanceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Http/Routing/test/UnitTests/Matching/DfaMatcherTest.cs b/src/Http/Routing/test/UnitTests/Matching/DfaMatcherTest.cs
index 9816886937ad..7b5f1a27780b 100644
--- a/src/Http/Routing/test/UnitTests/Matching/DfaMatcherTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/DfaMatcherTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/DictionaryJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/DictionaryJumpTableTest.cs
index d04ca502c74a..e057dedb32f9 100644
--- a/src/Http/Routing/test/UnitTests/Matching/DictionaryJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/DictionaryJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/EndpointComparerTest.cs b/src/Http/Routing/test/UnitTests/Matching/EndpointComparerTest.cs
index 8fc0a56a6672..a1364bebc5aa 100644
--- a/src/Http/Routing/test/UnitTests/Matching/EndpointComparerTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/EndpointComparerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/Matching/EndpointMetadataComparerTest.cs b/src/Http/Routing/test/UnitTests/Matching/EndpointMetadataComparerTest.cs
index 918262e4691b..25ba6e35ef5a 100644
--- a/src/Http/Routing/test/UnitTests/Matching/EndpointMetadataComparerTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/EndpointMetadataComparerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/Matching/FastPathTokenizerTest.cs b/src/Http/Routing/test/UnitTests/Matching/FastPathTokenizerTest.cs
index 51e2489ee41f..7276f744b76c 100644
--- a/src/Http/Routing/test/UnitTests/Matching/FastPathTokenizerTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/FastPathTokenizerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Matching/FullFeaturedMatcherConformanceTest.cs b/src/Http/Routing/test/UnitTests/Matching/FullFeaturedMatcherConformanceTest.cs
index 970a4e92ba00..eb5e343532d4 100644
--- a/src/Http/Routing/test/UnitTests/Matching/FullFeaturedMatcherConformanceTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/FullFeaturedMatcherConformanceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyIEndpointSelectorPolicyIntegrationTest.cs b/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyIEndpointSelectorPolicyIntegrationTest.cs
index 3d46193f6bf7..b42026ed962d 100644
--- a/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyIEndpointSelectorPolicyIntegrationTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyIEndpointSelectorPolicyIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyINodeBuilderPolicyIntegrationTest.cs b/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyINodeBuilderPolicyIntegrationTest.cs
index 36df824df154..3ef23079f9cb 100644
--- a/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyINodeBuilderPolicyIntegrationTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyINodeBuilderPolicyIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyIntegrationTestBase.cs b/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyIntegrationTestBase.cs
index 580da7ff90e1..bb0647aab7f9 100644
--- a/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyIntegrationTestBase.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyIntegrationTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyTest.cs b/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyTest.cs
index 1f30201416a9..b20597aa9145 100644
--- a/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/HostMatcherPolicyTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyIEndpointSelectorPolicyIntegrationTest.cs b/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyIEndpointSelectorPolicyIntegrationTest.cs
index b9d6f4c6bbbd..d26f4ddd1120 100644
--- a/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyIEndpointSelectorPolicyIntegrationTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyIEndpointSelectorPolicyIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyINodeBuilderPolicyIntegrationTest.cs b/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyINodeBuilderPolicyIntegrationTest.cs
index 4e18493c11f8..49934d3ecf2b 100644
--- a/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyINodeBuilderPolicyIntegrationTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyINodeBuilderPolicyIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyIntegrationTestBase.cs b/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyIntegrationTestBase.cs
index fbb8cecc69ca..5e2f670f4be5 100644
--- a/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyIntegrationTestBase.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyIntegrationTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyTest.cs b/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyTest.cs
index c3742f1840dc..1500e157a532 100644
--- a/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/HttpMethodMatcherPolicyTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/ILEmitTrieFactoryTest.cs b/src/Http/Routing/test/UnitTests/Matching/ILEmitTrieFactoryTest.cs
index f2eb13df81a4..f89ab0474d75 100644
--- a/src/Http/Routing/test/UnitTests/Matching/ILEmitTrieFactoryTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/ILEmitTrieFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Matching/ILEmitTrieJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/ILEmitTrieJumpTableTest.cs
index 4a435514ab16..b182730a2305 100644
--- a/src/Http/Routing/test/UnitTests/Matching/ILEmitTrieJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/ILEmitTrieJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Moq;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/Matching/LinearSearchJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/LinearSearchJumpTableTest.cs
index b7557488a415..c1ba75dbb8ad 100644
--- a/src/Http/Routing/test/UnitTests/Matching/LinearSearchJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/LinearSearchJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 namespace Microsoft.AspNetCore.Routing.Matching
diff --git a/src/Http/Routing/test/UnitTests/Matching/MatcherAssert.cs b/src/Http/Routing/test/UnitTests/Matching/MatcherAssert.cs
index 0aa06089e01f..1eabb4dca7f1 100644
--- a/src/Http/Routing/test/UnitTests/Matching/MatcherAssert.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/MatcherAssert.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.MultipleEndpoint.cs b/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.MultipleEndpoint.cs
index 5379da29389c..faf86cce412a 100644
--- a/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.MultipleEndpoint.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.MultipleEndpoint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.SingleEndpoint.cs b/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.SingleEndpoint.cs
index 5efa85aab2d8..1813f9f3e6b9 100644
--- a/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.SingleEndpoint.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.SingleEndpoint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.cs b/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.cs
index 29b6fc931035..45aff0f7eaab 100644
--- a/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/MatcherConformanceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/MultipleEntryJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/MultipleEntryJumpTableTest.cs
index 1a1a00de2add..bec41c3f0575 100644
--- a/src/Http/Routing/test/UnitTests/Matching/MultipleEntryJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/MultipleEntryJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Routing/test/UnitTests/Matching/NonVectorizedILEmitTrieJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/NonVectorizedILEmitTrieJumpTableTest.cs
index 36927d0e7535..c90b67dfc4e5 100644
--- a/src/Http/Routing/test/UnitTests/Matching/NonVectorizedILEmitTrieJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/NonVectorizedILEmitTrieJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/RouteMatcher.cs b/src/Http/Routing/test/UnitTests/Matching/RouteMatcher.cs
index 540fc2e07b5d..978582fb1807 100644
--- a/src/Http/Routing/test/UnitTests/Matching/RouteMatcher.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/RouteMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/Matching/RouteMatcherBuilder.cs b/src/Http/Routing/test/UnitTests/Matching/RouteMatcherBuilder.cs
index cf888a2cfa18..ac23e13bf419 100644
--- a/src/Http/Routing/test/UnitTests/Matching/RouteMatcherBuilder.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/RouteMatcherBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/RouteMatcherConformanceTest.cs b/src/Http/Routing/test/UnitTests/Matching/RouteMatcherConformanceTest.cs
index fad408f5a1bc..4b7b3a7ac2fd 100644
--- a/src/Http/Routing/test/UnitTests/Matching/RouteMatcherConformanceTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/RouteMatcherConformanceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Matching/SingleEntryAsciiJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/SingleEntryAsciiJumpTableTest.cs
index bd068178e992..b8ad193fa639 100644
--- a/src/Http/Routing/test/UnitTests/Matching/SingleEntryAsciiJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/SingleEntryAsciiJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/SingleEntryJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/SingleEntryJumpTableTest.cs
index 77c3366f709f..78b50d120a0c 100644
--- a/src/Http/Routing/test/UnitTests/Matching/SingleEntryJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/SingleEntryJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/SingleEntryJumpTableTestBase.cs b/src/Http/Routing/test/UnitTests/Matching/SingleEntryJumpTableTestBase.cs
index dd3c5953a6d8..4310c0a6dfe9 100644
--- a/src/Http/Routing/test/UnitTests/Matching/SingleEntryJumpTableTestBase.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/SingleEntryJumpTableTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcher.cs b/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcher.cs
index 6145013c8039..cda12c17a303 100644
--- a/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcher.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcherBuilder.cs b/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcherBuilder.cs
index ad1da64fc644..00c239a634c8 100644
--- a/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcherBuilder.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcherBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcherConformanceTest.cs b/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcherConformanceTest.cs
index dcf0d7e5ffdc..1ae231a324e2 100644
--- a/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcherConformanceTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/TreeRouterMatcherConformanceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Matching/VectorizedILEmitTrieJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/VectorizedILEmitTrieJumpTableTest.cs
index 3661b158ab05..d0321db27691 100644
--- a/src/Http/Routing/test/UnitTests/Matching/VectorizedILEmitTrieJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/VectorizedILEmitTrieJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.Matching
 {
diff --git a/src/Http/Routing/test/UnitTests/Matching/ZeroEntryJumpTableTest.cs b/src/Http/Routing/test/UnitTests/Matching/ZeroEntryJumpTableTest.cs
index 036fef0c03af..1db558483e8b 100644
--- a/src/Http/Routing/test/UnitTests/Matching/ZeroEntryJumpTableTest.cs
+++ b/src/Http/Routing/test/UnitTests/Matching/ZeroEntryJumpTableTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Routing/test/UnitTests/PathTokenizerTest.cs b/src/Http/Routing/test/UnitTests/PathTokenizerTest.cs
index fb16131979a1..8d29d7142f78 100644
--- a/src/Http/Routing/test/UnitTests/PathTokenizerTest.cs
+++ b/src/Http/Routing/test/UnitTests/PathTokenizerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Http/Routing/test/UnitTests/Patterns/DefaultRoutePatternTransformerTest.cs b/src/Http/Routing/test/UnitTests/Patterns/DefaultRoutePatternTransformerTest.cs
index 7ca0bce62784..9b17791d4110 100644
--- a/src/Http/Routing/test/UnitTests/Patterns/DefaultRoutePatternTransformerTest.cs
+++ b/src/Http/Routing/test/UnitTests/Patterns/DefaultRoutePatternTransformerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Constraints;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Http/Routing/test/UnitTests/Patterns/InlineRouteParameterParserTest.cs b/src/Http/Routing/test/UnitTests/Patterns/InlineRouteParameterParserTest.cs
index 1a4b5dddb8a1..a65c940c3104 100644
--- a/src/Http/Routing/test/UnitTests/Patterns/InlineRouteParameterParserTest.cs
+++ b/src/Http/Routing/test/UnitTests/Patterns/InlineRouteParameterParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Routing.Constraints;
diff --git a/src/Http/Routing/test/UnitTests/Patterns/RoutePatternFactoryTest.cs b/src/Http/Routing/test/UnitTests/Patterns/RoutePatternFactoryTest.cs
index faace7a6b0a0..722738b6b71e 100644
--- a/src/Http/Routing/test/UnitTests/Patterns/RoutePatternFactoryTest.cs
+++ b/src/Http/Routing/test/UnitTests/Patterns/RoutePatternFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Patterns/RoutePatternMatcherTest.cs b/src/Http/Routing/test/UnitTests/Patterns/RoutePatternMatcherTest.cs
index b9a3f7f99788..f6e4940b1b29 100644
--- a/src/Http/Routing/test/UnitTests/Patterns/RoutePatternMatcherTest.cs
+++ b/src/Http/Routing/test/UnitTests/Patterns/RoutePatternMatcherTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Routing.Patterns;
diff --git a/src/Http/Routing/test/UnitTests/Patterns/RoutePatternParserTest.cs b/src/Http/Routing/test/UnitTests/Patterns/RoutePatternParserTest.cs
index fce018c97119..42b0310eda25 100644
--- a/src/Http/Routing/test/UnitTests/Patterns/RoutePatternParserTest.cs
+++ b/src/Http/Routing/test/UnitTests/Patterns/RoutePatternParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/RequestDelegateRouteBuilderExtensionsTest.cs b/src/Http/Routing/test/UnitTests/RequestDelegateRouteBuilderExtensionsTest.cs
index 7fc59876648a..ee1034d0ccd5 100644
--- a/src/Http/Routing/test/UnitTests/RequestDelegateRouteBuilderExtensionsTest.cs
+++ b/src/Http/Routing/test/UnitTests/RequestDelegateRouteBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/RouteBuilderTest.cs b/src/Http/Routing/test/UnitTests/RouteBuilderTest.cs
index 609ae8db5063..381aa1d8658c 100644
--- a/src/Http/Routing/test/UnitTests/RouteBuilderTest.cs
+++ b/src/Http/Routing/test/UnitTests/RouteBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Http/Routing/test/UnitTests/RouteCollectionTest.cs b/src/Http/Routing/test/UnitTests/RouteCollectionTest.cs
index c46e02ce5770..5f669e14ebc4 100644
--- a/src/Http/Routing/test/UnitTests/RouteCollectionTest.cs
+++ b/src/Http/Routing/test/UnitTests/RouteCollectionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/RouteConstraintBuilderTest.cs b/src/Http/Routing/test/UnitTests/RouteConstraintBuilderTest.cs
index 6fb5df1c3d5a..66eb7ada1874 100644
--- a/src/Http/Routing/test/UnitTests/RouteConstraintBuilderTest.cs
+++ b/src/Http/Routing/test/UnitTests/RouteConstraintBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Http/Routing/test/UnitTests/RouteEndpointBuilderTest.cs b/src/Http/Routing/test/UnitTests/RouteEndpointBuilderTest.cs
index 41e31a9f3409..df43e7d4b1f5 100644
--- a/src/Http/Routing/test/UnitTests/RouteEndpointBuilderTest.cs
+++ b/src/Http/Routing/test/UnitTests/RouteEndpointBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/RouteOptionsTests.cs b/src/Http/Routing/test/UnitTests/RouteOptionsTests.cs
index 0a480b41ce18..0169de5da2a6 100644
--- a/src/Http/Routing/test/UnitTests/RouteOptionsTests.cs
+++ b/src/Http/Routing/test/UnitTests/RouteOptionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/RouteTest.cs b/src/Http/Routing/test/UnitTests/RouteTest.cs
index 16e7571e2e55..4c2d802b9c9f 100644
--- a/src/Http/Routing/test/UnitTests/RouteTest.cs
+++ b/src/Http/Routing/test/UnitTests/RouteTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Http/Routing/test/UnitTests/RouteValueEqualityComparerTest.cs b/src/Http/Routing/test/UnitTests/RouteValueEqualityComparerTest.cs
index 4f6dc0a87d01..b00e81234052 100644
--- a/src/Http/Routing/test/UnitTests/RouteValueEqualityComparerTest.cs
+++ b/src/Http/Routing/test/UnitTests/RouteValueEqualityComparerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Http/Routing/test/UnitTests/RouteValuesAddressSchemeTest.cs b/src/Http/Routing/test/UnitTests/RouteValuesAddressSchemeTest.cs
index 302106275044..b7127935f41c 100644
--- a/src/Http/Routing/test/UnitTests/RouteValuesAddressSchemeTest.cs
+++ b/src/Http/Routing/test/UnitTests/RouteValuesAddressSchemeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Http/Routing/test/UnitTests/RouterMiddlewareTest.cs b/src/Http/Routing/test/UnitTests/RouterMiddlewareTest.cs
index 29a03c7e0831..ed843ffa0345 100644
--- a/src/Http/Routing/test/UnitTests/RouterMiddlewareTest.cs
+++ b/src/Http/Routing/test/UnitTests/RouterMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/UnitTests/RoutingEndpointConventionBuilderExtensionsTests.cs b/src/Http/Routing/test/UnitTests/RoutingEndpointConventionBuilderExtensionsTests.cs
index de02bb47de08..58c806302eb1 100644
--- a/src/Http/Routing/test/UnitTests/RoutingEndpointConventionBuilderExtensionsTests.cs
+++ b/src/Http/Routing/test/UnitTests/RoutingEndpointConventionBuilderExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Template/RoutePatternPrecedenceTests.cs b/src/Http/Routing/test/UnitTests/Template/RoutePatternPrecedenceTests.cs
index b0fa51866219..023b9ab2abad 100644
--- a/src/Http/Routing/test/UnitTests/Template/RoutePatternPrecedenceTests.cs
+++ b/src/Http/Routing/test/UnitTests/Template/RoutePatternPrecedenceTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Routing.Patterns;
diff --git a/src/Http/Routing/test/UnitTests/Template/RoutePrecedenceTestsBase.cs b/src/Http/Routing/test/UnitTests/Template/RoutePrecedenceTestsBase.cs
index b5c2f87db1a2..545564daa3f5 100644
--- a/src/Http/Routing/test/UnitTests/Template/RoutePrecedenceTestsBase.cs
+++ b/src/Http/Routing/test/UnitTests/Template/RoutePrecedenceTestsBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/Routing/test/UnitTests/Template/RouteTemplatePrecedenceTests.cs b/src/Http/Routing/test/UnitTests/Template/RouteTemplatePrecedenceTests.cs
index 98157fa66933..2dab105abf53 100644
--- a/src/Http/Routing/test/UnitTests/Template/RouteTemplatePrecedenceTests.cs
+++ b/src/Http/Routing/test/UnitTests/Template/RouteTemplatePrecedenceTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Routing/test/UnitTests/Template/TemplateBinderTests.cs b/src/Http/Routing/test/UnitTests/Template/TemplateBinderTests.cs
index 1aa2c5ad8b5f..b51fa05f698d 100644
--- a/src/Http/Routing/test/UnitTests/Template/TemplateBinderTests.cs
+++ b/src/Http/Routing/test/UnitTests/Template/TemplateBinderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Template/TemplateMatcherTests.cs b/src/Http/Routing/test/UnitTests/Template/TemplateMatcherTests.cs
index fc78ef4cdc5b..d46bb7062ea5 100644
--- a/src/Http/Routing/test/UnitTests/Template/TemplateMatcherTests.cs
+++ b/src/Http/Routing/test/UnitTests/Template/TemplateMatcherTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/Template/TemplateParserTests.cs b/src/Http/Routing/test/UnitTests/Template/TemplateParserTests.cs
index 2ac022c2122a..1fa3c1650104 100644
--- a/src/Http/Routing/test/UnitTests/Template/TemplateParserTests.cs
+++ b/src/Http/Routing/test/UnitTests/Template/TemplateParserTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Template/TemplateSegmentTest.cs b/src/Http/Routing/test/UnitTests/Template/TemplateSegmentTest.cs
index 62f56f20b7b9..b5a5e8b3f1be 100644
--- a/src/Http/Routing/test/UnitTests/Template/TemplateSegmentTest.cs
+++ b/src/Http/Routing/test/UnitTests/Template/TemplateSegmentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Routing.Patterns;
diff --git a/src/Http/Routing/test/UnitTests/TemplateParserDefaultValuesTests.cs b/src/Http/Routing/test/UnitTests/TemplateParserDefaultValuesTests.cs
index 2a5ae1f91849..d806c3a6e9f5 100644
--- a/src/Http/Routing/test/UnitTests/TemplateParserDefaultValuesTests.cs
+++ b/src/Http/Routing/test/UnitTests/TemplateParserDefaultValuesTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Http/Routing/test/UnitTests/TestConstants.cs b/src/Http/Routing/test/UnitTests/TestConstants.cs
index 0a32a951556e..6a09494aa57a 100644
--- a/src/Http/Routing/test/UnitTests/TestConstants.cs
+++ b/src/Http/Routing/test/UnitTests/TestConstants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/TestObjects/CapturingConstraint.cs b/src/Http/Routing/test/UnitTests/TestObjects/CapturingConstraint.cs
index 94834493df71..501a27ed2363 100644
--- a/src/Http/Routing/test/UnitTests/TestObjects/CapturingConstraint.cs
+++ b/src/Http/Routing/test/UnitTests/TestObjects/CapturingConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/TestObjects/DynamicEndpointDataSource.cs b/src/Http/Routing/test/UnitTests/TestObjects/DynamicEndpointDataSource.cs
index 545988387524..c4d217541360 100644
--- a/src/Http/Routing/test/UnitTests/TestObjects/DynamicEndpointDataSource.cs
+++ b/src/Http/Routing/test/UnitTests/TestObjects/DynamicEndpointDataSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Threading;
diff --git a/src/Http/Routing/test/UnitTests/TestObjects/SlugifyParameterTransformer.cs b/src/Http/Routing/test/UnitTests/TestObjects/SlugifyParameterTransformer.cs
index 5b3a80086120..209b4a106bf3 100644
--- a/src/Http/Routing/test/UnitTests/TestObjects/SlugifyParameterTransformer.cs
+++ b/src/Http/Routing/test/UnitTests/TestObjects/SlugifyParameterTransformer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.RegularExpressions;
 
diff --git a/src/Http/Routing/test/UnitTests/TestObjects/TestMatcher.cs b/src/Http/Routing/test/UnitTests/TestObjects/TestMatcher.cs
index 39263ef05361..4982b8d8b683 100644
--- a/src/Http/Routing/test/UnitTests/TestObjects/TestMatcher.cs
+++ b/src/Http/Routing/test/UnitTests/TestObjects/TestMatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/UnitTests/TestObjects/TestMatcherFactory.cs b/src/Http/Routing/test/UnitTests/TestObjects/TestMatcherFactory.cs
index 17fd346132bd..9894c590f08b 100644
--- a/src/Http/Routing/test/UnitTests/TestObjects/TestMatcherFactory.cs
+++ b/src/Http/Routing/test/UnitTests/TestObjects/TestMatcherFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Matching;
 
diff --git a/src/Http/Routing/test/UnitTests/TestObjects/TestServiceProvider.cs b/src/Http/Routing/test/UnitTests/TestObjects/TestServiceProvider.cs
index a9470edb2414..95a82088d9a8 100644
--- a/src/Http/Routing/test/UnitTests/TestObjects/TestServiceProvider.cs
+++ b/src/Http/Routing/test/UnitTests/TestObjects/TestServiceProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Http/Routing/test/UnitTests/TestObjects/UpperCaseParameterTransform.cs b/src/Http/Routing/test/UnitTests/TestObjects/UpperCaseParameterTransform.cs
index c929313e3b77..b5bb1e8064c6 100644
--- a/src/Http/Routing/test/UnitTests/TestObjects/UpperCaseParameterTransform.cs
+++ b/src/Http/Routing/test/UnitTests/TestObjects/UpperCaseParameterTransform.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Routing.TestObjects
 {
diff --git a/src/Http/Routing/test/UnitTests/Tree/LinkGenerationDecisionTreeTest.cs b/src/Http/Routing/test/UnitTests/Tree/LinkGenerationDecisionTreeTest.cs
index 3b6fd08b43d6..8873f8486178 100644
--- a/src/Http/Routing/test/UnitTests/Tree/LinkGenerationDecisionTreeTest.cs
+++ b/src/Http/Routing/test/UnitTests/Tree/LinkGenerationDecisionTreeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/Tree/TreeRouteBuilderTest.cs b/src/Http/Routing/test/UnitTests/Tree/TreeRouteBuilderTest.cs
index f628187fa4da..6c462613bf39 100644
--- a/src/Http/Routing/test/UnitTests/Tree/TreeRouteBuilderTest.cs
+++ b/src/Http/Routing/test/UnitTests/Tree/TreeRouteBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Routing.Template;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Http/Routing/test/UnitTests/Tree/TreeRouterTest.cs b/src/Http/Routing/test/UnitTests/Tree/TreeRouterTest.cs
index 517abedaad93..5cc9de93491b 100644
--- a/src/Http/Routing/test/UnitTests/Tree/TreeRouterTest.cs
+++ b/src/Http/Routing/test/UnitTests/Tree/TreeRouterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/UnitTests/UriBuildingContextTest.cs b/src/Http/Routing/test/UnitTests/UriBuildingContextTest.cs
index 10aae56f21ff..e24fd5306cf6 100644
--- a/src/Http/Routing/test/UnitTests/UriBuildingContextTest.cs
+++ b/src/Http/Routing/test/UnitTests/UriBuildingContextTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.WebEncoders.Testing;
 using Xunit;
diff --git a/src/Http/Routing/test/testassets/Benchmarks/Program.cs b/src/Http/Routing/test/testassets/Benchmarks/Program.cs
index 49f9b41ee246..0a2901b1500f 100644
--- a/src/Http/Routing/test/testassets/Benchmarks/Program.cs
+++ b/src/Http/Routing/test/testassets/Benchmarks/Program.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/testassets/Benchmarks/StartupUsingEndpointRouting.cs b/src/Http/Routing/test/testassets/Benchmarks/StartupUsingEndpointRouting.cs
index 0b7db66f1424..cbda5fdc451f 100644
--- a/src/Http/Routing/test/testassets/Benchmarks/StartupUsingEndpointRouting.cs
+++ b/src/Http/Routing/test/testassets/Benchmarks/StartupUsingEndpointRouting.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/testassets/Benchmarks/StartupUsingRouter.cs b/src/Http/Routing/test/testassets/Benchmarks/StartupUsingRouter.cs
index ef1528bf1bca..ff9a425a74fa 100644
--- a/src/Http/Routing/test/testassets/Benchmarks/StartupUsingRouter.cs
+++ b/src/Http/Routing/test/testassets/Benchmarks/StartupUsingRouter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Routing;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkConfigurationBuilder.cs b/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkConfigurationBuilder.cs
index 5bcd785651e6..e4fcad980fdf 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkConfigurationBuilder.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkConfigurationBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Routing.Patterns;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkEndpointDataSource.cs b/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkEndpointDataSource.cs
index 9a064d4a3191..2432aefe5829 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkEndpointDataSource.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkEndpointDataSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkEndpointRouteBuilderExtensions.cs b/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkEndpointRouteBuilderExtensions.cs
index 2a430a28ce4c..47cb6ea28b23 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkEndpointRouteBuilderExtensions.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/Framework/FrameworkEndpointRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/EndpointRouteBuilderExtensions.cs b/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/EndpointRouteBuilderExtensions.cs
index 03bc1f1125d6..8134a8c3ab39 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/EndpointRouteBuilderExtensions.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/EndpointRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloAppBuilderExtensions.cs b/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloAppBuilderExtensions.cs
index e1a587d5cab3..2c56b23a8cff 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloAppBuilderExtensions.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloAppBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Options;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloMiddleware.cs b/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloMiddleware.cs
index 6a4587e50c67..7f2f28c601f9 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloMiddleware.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloOptions.cs b/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloOptions.cs
index 49f8b5c5dfa0..672b27769d32 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloOptions.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/HelloExtension/HelloOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace RoutingSample.Web.HelloExtension
 {
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/Program.cs b/src/Http/Routing/test/testassets/RoutingSandbox/Program.cs
index edcc06274554..4d02d0d815e9 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/Program.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/Program.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/SlugifyParameterTransformer.cs b/src/Http/Routing/test/testassets/RoutingSandbox/SlugifyParameterTransformer.cs
index 3eb0c89e7375..693db12bd24c 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/SlugifyParameterTransformer.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/SlugifyParameterTransformer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/UseEndpointRoutingStartup.cs b/src/Http/Routing/test/testassets/RoutingSandbox/UseEndpointRoutingStartup.cs
index 116f743ad41e..1d6c64142a0c 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/UseEndpointRoutingStartup.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/UseEndpointRoutingStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/testassets/RoutingSandbox/UseRouterStartup.cs b/src/Http/Routing/test/testassets/RoutingSandbox/UseRouterStartup.cs
index d7ae4709890b..21193114e47f 100644
--- a/src/Http/Routing/test/testassets/RoutingSandbox/UseRouterStartup.cs
+++ b/src/Http/Routing/test/testassets/RoutingSandbox/UseRouterStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.RegularExpressions;
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/EndsWithStringRouteConstraint.cs b/src/Http/Routing/test/testassets/RoutingWebSite/EndsWithStringRouteConstraint.cs
index efb8431e2aa0..0fca7c55eb21 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/EndsWithStringRouteConstraint.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/EndsWithStringRouteConstraint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/EndpointRouteBuilderExtensions.cs b/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/EndpointRouteBuilderExtensions.cs
index f04c1648a08e..7e221fbe0810 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/EndpointRouteBuilderExtensions.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/EndpointRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloAppBuilderExtensions.cs b/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloAppBuilderExtensions.cs
index 195bec249675..6334ad18f07a 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloAppBuilderExtensions.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloAppBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Options;
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloMiddleware.cs b/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloMiddleware.cs
index 75b2c4274981..2494ae7ea96c 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloMiddleware.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloOptions.cs b/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloOptions.cs
index aedad8fb9e39..7a216ddb3694 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloOptions.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/HelloExtension/HelloOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace RoutingWebSite.HelloExtension
 {
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/MapFallbackStartup.cs b/src/Http/Routing/test/testassets/RoutingWebSite/MapFallbackStartup.cs
index 747e20b43756..e3d02e5567b6 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/MapFallbackStartup.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/MapFallbackStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/Program.cs b/src/Http/Routing/test/testassets/RoutingWebSite/Program.cs
index 3727c9a9a82b..594a6384c395 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/Program.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/Program.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/UseEndpointRoutingStartup.cs b/src/Http/Routing/test/testassets/RoutingWebSite/UseEndpointRoutingStartup.cs
index 31aeba31db43..4ce00d7f0450 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/UseEndpointRoutingStartup.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/UseEndpointRoutingStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/Routing/test/testassets/RoutingWebSite/UseRouterStartup.cs b/src/Http/Routing/test/testassets/RoutingWebSite/UseRouterStartup.cs
index f09f359acfe5..31398a569521 100644
--- a/src/Http/Routing/test/testassets/RoutingWebSite/UseRouterStartup.cs
+++ b/src/Http/Routing/test/testassets/RoutingWebSite/UseRouterStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.RegularExpressions;
diff --git a/src/Http/Shared/CookieHeaderParserShared.cs b/src/Http/Shared/CookieHeaderParserShared.cs
index 061fe0b52874..b210f59ff718 100644
--- a/src/Http/Shared/CookieHeaderParserShared.cs
+++ b/src/Http/Shared/CookieHeaderParserShared.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/Shared/HttpParseResult.cs b/src/Http/Shared/HttpParseResult.cs
index 709ae0ce8434..ce550ed19377 100644
--- a/src/Http/Shared/HttpParseResult.cs
+++ b/src/Http/Shared/HttpParseResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Net.Http.Headers
 {
diff --git a/src/Http/Shared/HttpRuleParser.cs b/src/Http/Shared/HttpRuleParser.cs
index a3563e3fe6e8..ba40acbfe2cf 100644
--- a/src/Http/Shared/HttpRuleParser.cs
+++ b/src/Http/Shared/HttpRuleParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.Contracts;
diff --git a/src/Http/Shared/StreamCopyOperationInternal.cs b/src/Http/Shared/StreamCopyOperationInternal.cs
index b80b136c340f..5c95cc92887b 100644
--- a/src/Http/Shared/StreamCopyOperationInternal.cs
+++ b/src/Http/Shared/StreamCopyOperationInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/perf/Microbenchmarks/AssemblyInfo.cs b/src/Http/WebUtilities/perf/Microbenchmarks/AssemblyInfo.cs
index 32248e0d1b0a..09f49228e9e6 100644
--- a/src/Http/WebUtilities/perf/Microbenchmarks/AssemblyInfo.cs
+++ b/src/Http/WebUtilities/perf/Microbenchmarks/AssemblyInfo.cs
@@ -1 +1,4 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
diff --git a/src/Http/WebUtilities/perf/Microbenchmarks/FormPipeReaderInternalsBenchmark.cs b/src/Http/WebUtilities/perf/Microbenchmarks/FormPipeReaderInternalsBenchmark.cs
index e82e96da1438..0c29ba51945f 100644
--- a/src/Http/WebUtilities/perf/Microbenchmarks/FormPipeReaderInternalsBenchmark.cs
+++ b/src/Http/WebUtilities/perf/Microbenchmarks/FormPipeReaderInternalsBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.Text;
diff --git a/src/Http/WebUtilities/perf/Microbenchmarks/FormReaderBenchmark.cs b/src/Http/WebUtilities/perf/Microbenchmarks/FormReaderBenchmark.cs
index ad40faec1906..d520dd60fa03 100644
--- a/src/Http/WebUtilities/perf/Microbenchmarks/FormReaderBenchmark.cs
+++ b/src/Http/WebUtilities/perf/Microbenchmarks/FormReaderBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.Collections.Generic;
diff --git a/src/Http/WebUtilities/perf/Microbenchmarks/HttpRequestStreamReaderReadLineBenchmark.cs b/src/Http/WebUtilities/perf/Microbenchmarks/HttpRequestStreamReaderReadLineBenchmark.cs
index 49184ed8e1a5..a4a6c7aa852f 100644
--- a/src/Http/WebUtilities/perf/Microbenchmarks/HttpRequestStreamReaderReadLineBenchmark.cs
+++ b/src/Http/WebUtilities/perf/Microbenchmarks/HttpRequestStreamReaderReadLineBenchmark.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Diagnostics;
 using System.IO;
 using System.Text;
diff --git a/src/Http/WebUtilities/src/AspNetCoreTempDirectory.cs b/src/Http/WebUtilities/src/AspNetCoreTempDirectory.cs
index 1bb065c26b50..77944c647e8e 100644
--- a/src/Http/WebUtilities/src/AspNetCoreTempDirectory.cs
+++ b/src/Http/WebUtilities/src/AspNetCoreTempDirectory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Http/WebUtilities/src/Base64UrlTextEncoder.cs b/src/Http/WebUtilities/src/Base64UrlTextEncoder.cs
index 3a4294e08660..8c601b266876 100644
--- a/src/Http/WebUtilities/src/Base64UrlTextEncoder.cs
+++ b/src/Http/WebUtilities/src/Base64UrlTextEncoder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.WebUtilities
 {
diff --git a/src/Http/WebUtilities/src/BufferedReadStream.cs b/src/Http/WebUtilities/src/BufferedReadStream.cs
index f34c31e51edf..72fba376637f 100644
--- a/src/Http/WebUtilities/src/BufferedReadStream.cs
+++ b/src/Http/WebUtilities/src/BufferedReadStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/FileBufferingReadStream.cs b/src/Http/WebUtilities/src/FileBufferingReadStream.cs
index 91c17e1808bc..7e527be94b17 100644
--- a/src/Http/WebUtilities/src/FileBufferingReadStream.cs
+++ b/src/Http/WebUtilities/src/FileBufferingReadStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/FileBufferingWriteStream.cs b/src/Http/WebUtilities/src/FileBufferingWriteStream.cs
index 9cf551d817ad..8f2255ea6cc6 100644
--- a/src/Http/WebUtilities/src/FileBufferingWriteStream.cs
+++ b/src/Http/WebUtilities/src/FileBufferingWriteStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/FileMultipartSection.cs b/src/Http/WebUtilities/src/FileMultipartSection.cs
index daf7b3d0e918..fb33a7068e5d 100644
--- a/src/Http/WebUtilities/src/FileMultipartSection.cs
+++ b/src/Http/WebUtilities/src/FileMultipartSection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/WebUtilities/src/FormMultipartSection.cs b/src/Http/WebUtilities/src/FormMultipartSection.cs
index 520c67112cef..802edb7349ed 100644
--- a/src/Http/WebUtilities/src/FormMultipartSection.cs
+++ b/src/Http/WebUtilities/src/FormMultipartSection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Http/WebUtilities/src/FormPipeReader.cs b/src/Http/WebUtilities/src/FormPipeReader.cs
index a902bdea349e..1ad56aa3245a 100644
--- a/src/Http/WebUtilities/src/FormPipeReader.cs
+++ b/src/Http/WebUtilities/src/FormPipeReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/FormReader.cs b/src/Http/WebUtilities/src/FormReader.cs
index 95aa9e6c0845..011827d7919d 100644
--- a/src/Http/WebUtilities/src/FormReader.cs
+++ b/src/Http/WebUtilities/src/FormReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/HttpRequestStreamReader.cs b/src/Http/WebUtilities/src/HttpRequestStreamReader.cs
index 3136b5768166..5d2d4dba5772 100644
--- a/src/Http/WebUtilities/src/HttpRequestStreamReader.cs
+++ b/src/Http/WebUtilities/src/HttpRequestStreamReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/HttpResponseStreamWriter.cs b/src/Http/WebUtilities/src/HttpResponseStreamWriter.cs
index 55cc5d3933d3..b924070bb24f 100644
--- a/src/Http/WebUtilities/src/HttpResponseStreamWriter.cs
+++ b/src/Http/WebUtilities/src/HttpResponseStreamWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/KeyValueAccumulator.cs b/src/Http/WebUtilities/src/KeyValueAccumulator.cs
index 0b308de5ffae..bff578aacf48 100644
--- a/src/Http/WebUtilities/src/KeyValueAccumulator.cs
+++ b/src/Http/WebUtilities/src/KeyValueAccumulator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/WebUtilities/src/MultipartBoundary.cs b/src/Http/WebUtilities/src/MultipartBoundary.cs
index d43fe71e440b..2b9346d2a525 100644
--- a/src/Http/WebUtilities/src/MultipartBoundary.cs
+++ b/src/Http/WebUtilities/src/MultipartBoundary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Http/WebUtilities/src/MultipartReader.cs b/src/Http/WebUtilities/src/MultipartReader.cs
index c714b013c48f..9c9dcfd54ab5 100644
--- a/src/Http/WebUtilities/src/MultipartReader.cs
+++ b/src/Http/WebUtilities/src/MultipartReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/WebUtilities/src/MultipartReaderStream.cs b/src/Http/WebUtilities/src/MultipartReaderStream.cs
index 50efa73a4815..7dc0379ae05d 100644
--- a/src/Http/WebUtilities/src/MultipartReaderStream.cs
+++ b/src/Http/WebUtilities/src/MultipartReaderStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/MultipartSection.cs b/src/Http/WebUtilities/src/MultipartSection.cs
index 2b5b5073f24a..4808075a17ca 100644
--- a/src/Http/WebUtilities/src/MultipartSection.cs
+++ b/src/Http/WebUtilities/src/MultipartSection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.IO;
diff --git a/src/Http/WebUtilities/src/MultipartSectionConverterExtensions.cs b/src/Http/WebUtilities/src/MultipartSectionConverterExtensions.cs
index 8abe1e2242d6..e690160ee68e 100644
--- a/src/Http/WebUtilities/src/MultipartSectionConverterExtensions.cs
+++ b/src/Http/WebUtilities/src/MultipartSectionConverterExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Net.Http.Headers;
diff --git a/src/Http/WebUtilities/src/MultipartSectionStreamExtensions.cs b/src/Http/WebUtilities/src/MultipartSectionStreamExtensions.cs
index b9dc6815ecca..d8c4dabe5bfe 100644
--- a/src/Http/WebUtilities/src/MultipartSectionStreamExtensions.cs
+++ b/src/Http/WebUtilities/src/MultipartSectionStreamExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/WebUtilities/src/PagedByteBuffer.cs b/src/Http/WebUtilities/src/PagedByteBuffer.cs
index 38a4c87ae2e0..d979a0efa31c 100644
--- a/src/Http/WebUtilities/src/PagedByteBuffer.cs
+++ b/src/Http/WebUtilities/src/PagedByteBuffer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/src/Properties/AssemblyInfo.cs b/src/Http/WebUtilities/src/Properties/AssemblyInfo.cs
index d3d16acba171..283548f7bf25 100644
--- a/src/Http/WebUtilities/src/Properties/AssemblyInfo.cs
+++ b/src/Http/WebUtilities/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Http/WebUtilities/src/QueryHelpers.cs b/src/Http/WebUtilities/src/QueryHelpers.cs
index 137035b34076..27295a2d5082 100644
--- a/src/Http/WebUtilities/src/QueryHelpers.cs
+++ b/src/Http/WebUtilities/src/QueryHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/WebUtilities/src/ReasonPhrases.cs b/src/Http/WebUtilities/src/ReasonPhrases.cs
index 63f1d6451467..21deb8076377 100644
--- a/src/Http/WebUtilities/src/ReasonPhrases.cs
+++ b/src/Http/WebUtilities/src/ReasonPhrases.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Http/WebUtilities/src/StreamHelperExtensions.cs b/src/Http/WebUtilities/src/StreamHelperExtensions.cs
index cc12b951e549..cfada0d5510e 100644
--- a/src/Http/WebUtilities/src/StreamHelperExtensions.cs
+++ b/src/Http/WebUtilities/src/StreamHelperExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.IO;
diff --git a/src/Http/WebUtilities/test/AspNetCoreTempDirectoryTests.cs b/src/Http/WebUtilities/test/AspNetCoreTempDirectoryTests.cs
index 4e0621ca8567..f4ec699568f6 100644
--- a/src/Http/WebUtilities/test/AspNetCoreTempDirectoryTests.cs
+++ b/src/Http/WebUtilities/test/AspNetCoreTempDirectoryTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Xunit;
diff --git a/src/Http/WebUtilities/test/FileBufferingReadStreamTests.cs b/src/Http/WebUtilities/test/FileBufferingReadStreamTests.cs
index ce52c78a28c8..7d6c42229239 100644
--- a/src/Http/WebUtilities/test/FileBufferingReadStreamTests.cs
+++ b/src/Http/WebUtilities/test/FileBufferingReadStreamTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/test/FileBufferingWriteStreamTests.cs b/src/Http/WebUtilities/test/FileBufferingWriteStreamTests.cs
index 3e19a8c31bbf..9459a192959d 100644
--- a/src/Http/WebUtilities/test/FileBufferingWriteStreamTests.cs
+++ b/src/Http/WebUtilities/test/FileBufferingWriteStreamTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/test/FormPipeReaderTests.cs b/src/Http/WebUtilities/test/FormPipeReaderTests.cs
index b3584cef8d4c..b99736fa6635 100644
--- a/src/Http/WebUtilities/test/FormPipeReaderTests.cs
+++ b/src/Http/WebUtilities/test/FormPipeReaderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Http/WebUtilities/test/FormReaderAsyncTest.cs b/src/Http/WebUtilities/test/FormReaderAsyncTest.cs
index 0a7b5e20a9c4..ddc6716cfc2f 100644
--- a/src/Http/WebUtilities/test/FormReaderAsyncTest.cs
+++ b/src/Http/WebUtilities/test/FormReaderAsyncTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Threading.Tasks;
diff --git a/src/Http/WebUtilities/test/FormReaderTests.cs b/src/Http/WebUtilities/test/FormReaderTests.cs
index 134efbb51571..116d15ae8128 100644
--- a/src/Http/WebUtilities/test/FormReaderTests.cs
+++ b/src/Http/WebUtilities/test/FormReaderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.IO;
diff --git a/src/Http/WebUtilities/test/HttpRequestStreamReaderTest.cs b/src/Http/WebUtilities/test/HttpRequestStreamReaderTest.cs
index 87b2408d1508..a0723652cab0 100644
--- a/src/Http/WebUtilities/test/HttpRequestStreamReaderTest.cs
+++ b/src/Http/WebUtilities/test/HttpRequestStreamReaderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Moq;
 using System;
diff --git a/src/Http/WebUtilities/test/HttpResponseStreamWriterTest.cs b/src/Http/WebUtilities/test/HttpResponseStreamWriterTest.cs
index d8ef3933366e..71451821d9b0 100644
--- a/src/Http/WebUtilities/test/HttpResponseStreamWriterTest.cs
+++ b/src/Http/WebUtilities/test/HttpResponseStreamWriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Moq;
 using System;
diff --git a/src/Http/WebUtilities/test/MultipartReaderTests.cs b/src/Http/WebUtilities/test/MultipartReaderTests.cs
index 7f1bd4c955cd..36ffa5653a14 100644
--- a/src/Http/WebUtilities/test/MultipartReaderTests.cs
+++ b/src/Http/WebUtilities/test/MultipartReaderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable warnings
 
diff --git a/src/Http/WebUtilities/test/NonSeekableReadStream.cs b/src/Http/WebUtilities/test/NonSeekableReadStream.cs
index f3c77abb3852..493ff57a97fc 100644
--- a/src/Http/WebUtilities/test/NonSeekableReadStream.cs
+++ b/src/Http/WebUtilities/test/NonSeekableReadStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Http/WebUtilities/test/PagedByteBufferTest.cs b/src/Http/WebUtilities/test/PagedByteBufferTest.cs
index 1494584da4c6..fbbadb4ba18f 100644
--- a/src/Http/WebUtilities/test/PagedByteBufferTest.cs
+++ b/src/Http/WebUtilities/test/PagedByteBufferTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.IO;
diff --git a/src/Http/WebUtilities/test/QueryHelpersTests.cs b/src/Http/WebUtilities/test/QueryHelpersTests.cs
index 1c9ed8666cba..cd44aac56ad4 100644
--- a/src/Http/WebUtilities/test/QueryHelpersTests.cs
+++ b/src/Http/WebUtilities/test/QueryHelpersTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Http/WebUtilities/test/WebEncodersTests.cs b/src/Http/WebUtilities/test/WebEncodersTests.cs
index bb7f71248f58..e619c3d597c5 100644
--- a/src/Http/WebUtilities/test/WebEncodersTests.cs
+++ b/src/Http/WebUtilities/test/WebEncodersTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Http/samples/SampleApp/Program.cs b/src/Http/samples/SampleApp/Program.cs
index 28d24befe016..6631cc36ce89 100644
--- a/src/Http/samples/SampleApp/Program.cs
+++ b/src/Http/samples/SampleApp/Program.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Extensions;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/DotNetObjectReference.cs b/src/JSInterop/Microsoft.JSInterop/src/DotNetObjectReference.cs
index 53217936d67b..f8b9d476f762 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/DotNetObjectReference.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/DotNetObjectReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/JSInterop/Microsoft.JSInterop/src/DotNetObjectReferenceOfT.cs b/src/JSInterop/Microsoft.JSInterop/src/DotNetObjectReferenceOfT.cs
index f72a63611183..8e5ad05703cf 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/DotNetObjectReferenceOfT.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/DotNetObjectReferenceOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/IJSInProcessObjectReference.cs b/src/JSInterop/Microsoft.JSInterop/src/IJSInProcessObjectReference.cs
index 5e3314bf908d..885884dd27ee 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/IJSInProcessObjectReference.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/IJSInProcessObjectReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/IJSInProcessRuntime.cs b/src/JSInterop/Microsoft.JSInterop/src/IJSInProcessRuntime.cs
index 1b1ff1f5f1e6..04f4a2be921d 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/IJSInProcessRuntime.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/IJSInProcessRuntime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 using static Microsoft.AspNetCore.Internal.LinkerFlags;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/IJSObjectReference.cs b/src/JSInterop/Microsoft.JSInterop/src/IJSObjectReference.cs
index 7a41a3753267..c9f4525fa1d3 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/IJSObjectReference.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/IJSObjectReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/IJSRuntime.cs b/src/JSInterop/Microsoft.JSInterop/src/IJSRuntime.cs
index c968f2e209ce..f5016a386642 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/IJSRuntime.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/IJSRuntime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 using System.Threading;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/IJSUnmarshalledObjectReference.cs b/src/JSInterop/Microsoft.JSInterop/src/IJSUnmarshalledObjectReference.cs
index 9a5fc0c11c0e..bedaa103c914 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/IJSUnmarshalledObjectReference.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/IJSUnmarshalledObjectReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.JSInterop
 {
diff --git a/src/JSInterop/Microsoft.JSInterop/src/IJSUnmarshalledRuntime.cs b/src/JSInterop/Microsoft.JSInterop/src/IJSUnmarshalledRuntime.cs
index 6fdf00caa5db..4d342964bad0 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/IJSUnmarshalledRuntime.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/IJSUnmarshalledRuntime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.JSInterop
 {
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSInProcessObjectReference.cs b/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSInProcessObjectReference.cs
index 35058621ab88..df86994726d3 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSInProcessObjectReference.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSInProcessObjectReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 using static Microsoft.AspNetCore.Internal.LinkerFlags;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSObjectReference.cs b/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSObjectReference.cs
index f4736c049d9e..0763521d322d 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSObjectReference.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSObjectReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSObjectReferenceJsonWorker.cs b/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSObjectReferenceJsonWorker.cs
index c22f60a17056..ceb32dacee62 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSObjectReferenceJsonWorker.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Implementation/JSObjectReferenceJsonWorker.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.Json;
 
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetDispatcher.cs b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetDispatcher.cs
index abe9aa4e12ec..ce0b563829af 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetDispatcher.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetDispatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetInvocationInfo.cs b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetInvocationInfo.cs
index bbec14337e6b..f08c998e44a6 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetInvocationInfo.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetInvocationInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.JSInterop.Infrastructure
 {
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetInvocationResult.cs b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetInvocationResult.cs
index 289ba30e615b..bbbf923aca44 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetInvocationResult.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetInvocationResult.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 
 namespace Microsoft.JSInterop.Infrastructure
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetObjectReferenceJsonConverter.cs b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetObjectReferenceJsonConverter.cs
index 7658bbc2c355..a5ebe9f4da6d 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetObjectReferenceJsonConverter.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetObjectReferenceJsonConverter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.Json;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetObjectReferenceJsonConverterFactory.cs b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetObjectReferenceJsonConverterFactory.cs
index e06601ca0a22..deab7fc8bb9b 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetObjectReferenceJsonConverterFactory.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/DotNetObjectReferenceJsonConverterFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.Json;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/IDotNetObjectReference.cs b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/IDotNetObjectReference.cs
index 4b84f2bd0c78..d92c552d963d 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/IDotNetObjectReference.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/IDotNetObjectReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/JSObjectReferenceJsonConverter.cs b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/JSObjectReferenceJsonConverter.cs
index 037c3e8ea8c8..c55ee1025ccb 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/JSObjectReferenceJsonConverter.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/JSObjectReferenceJsonConverter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.Json;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/TaskGenericsUtil.cs b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/TaskGenericsUtil.cs
index b5bf93724b77..7e18191658bd 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/TaskGenericsUtil.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/Infrastructure/TaskGenericsUtil.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSCallResultType.cs b/src/JSInterop/Microsoft.JSInterop/src/JSCallResultType.cs
index 1268113dc71f..93479eb106e3 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSCallResultType.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSCallResultType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.JSInterop
 {
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSException.cs b/src/JSInterop/Microsoft.JSInterop/src/JSException.cs
index c2e4f1b7aece..5208011bf89f 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSException.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSInProcessObjectReferenceExtensions.cs b/src/JSInterop/Microsoft.JSInterop/src/JSInProcessObjectReferenceExtensions.cs
index ad4294095770..d459d1bccaf3 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSInProcessObjectReferenceExtensions.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSInProcessObjectReferenceExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSInProcessRuntime.cs b/src/JSInterop/Microsoft.JSInterop/src/JSInProcessRuntime.cs
index 0b4b838fd5cc..5aca0815a125 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSInProcessRuntime.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSInProcessRuntime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 using System.Text.Json;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSInProcessRuntimeExtensions.cs b/src/JSInterop/Microsoft.JSInterop/src/JSInProcessRuntimeExtensions.cs
index fa55d37c1b9e..c9390a474453 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSInProcessRuntimeExtensions.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSInProcessRuntimeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSInvokableAttribute.cs b/src/JSInterop/Microsoft.JSInterop/src/JSInvokableAttribute.cs
index 9f062af8b81a..30cb5d89172c 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSInvokableAttribute.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSInvokableAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSObjectReferenceExtensions.cs b/src/JSInterop/Microsoft.JSInterop/src/JSObjectReferenceExtensions.cs
index a1289c5febbd..455fc30bde31 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSObjectReferenceExtensions.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSObjectReferenceExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSRuntime.cs b/src/JSInterop/Microsoft.JSInterop/src/JSRuntime.cs
index d92fd66f3f46..de3f73d8ff71 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSRuntime.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSRuntime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/JSInterop/Microsoft.JSInterop/src/JSRuntimeExtensions.cs b/src/JSInterop/Microsoft.JSInterop/src/JSRuntimeExtensions.cs
index fbb7849def6a..57c8b3ea0016 100644
--- a/src/JSInterop/Microsoft.JSInterop/src/JSRuntimeExtensions.cs
+++ b/src/JSInterop/Microsoft.JSInterop/src/JSRuntimeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/DotNetObjectReferenceTest.cs b/src/JSInterop/Microsoft.JSInterop/test/DotNetObjectReferenceTest.cs
index 95fad485a7a4..fdbfbc60673a 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/DotNetObjectReferenceTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/DotNetObjectReferenceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/DotNetDispatcherTest.cs b/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/DotNetDispatcherTest.cs
index ddcfe142461f..5fe9a9267289 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/DotNetDispatcherTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/DotNetDispatcherTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 using System;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/DotNetObjectReferenceJsonConverterTest.cs b/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/DotNetObjectReferenceJsonConverterTest.cs
index b10c5aab81ae..4f6ebcfa166d 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/DotNetObjectReferenceJsonConverterTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/DotNetObjectReferenceJsonConverterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.Json;
 using Xunit;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/JSObjectReferenceJsonConverterTest.cs b/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/JSObjectReferenceJsonConverterTest.cs
index 51d242cfda2a..55f1787eaa03 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/JSObjectReferenceJsonConverterTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/Infrastructure/JSObjectReferenceJsonConverterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.Json;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/JSInProcessRuntimeExtensionsTest.cs b/src/JSInterop/Microsoft.JSInterop/test/JSInProcessRuntimeExtensionsTest.cs
index 3a7f0a4d7905..08acb5f8806a 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/JSInProcessRuntimeExtensionsTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/JSInProcessRuntimeExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Moq;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/JSInProcessRuntimeTest.cs b/src/JSInterop/Microsoft.JSInterop/test/JSInProcessRuntimeTest.cs
index 475752aa6fd3..f653a3b6ea8b 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/JSInProcessRuntimeTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/JSInProcessRuntimeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/JSObjectReferenceTest.cs b/src/JSInterop/Microsoft.JSInterop/test/JSObjectReferenceTest.cs
index b142fb0caf5b..51481d35c7e4 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/JSObjectReferenceTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/JSObjectReferenceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/JSRuntimeExtensionsTest.cs b/src/JSInterop/Microsoft.JSInterop/test/JSRuntimeExtensionsTest.cs
index a5f69fbef20e..b8061a2c3caa 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/JSRuntimeExtensionsTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/JSRuntimeExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/JSRuntimeTest.cs b/src/JSInterop/Microsoft.JSInterop/test/JSRuntimeTest.cs
index 86de6ca37184..16622094481d 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/JSRuntimeTest.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/JSRuntimeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/JSInterop/Microsoft.JSInterop/test/TestJSRuntime.cs b/src/JSInterop/Microsoft.JSInterop/test/TestJSRuntime.cs
index b0e694c6f920..35f7a947dfcf 100644
--- a/src/JSInterop/Microsoft.JSInterop/test/TestJSRuntime.cs
+++ b/src/JSInterop/Microsoft.JSInterop/test/TestJSRuntime.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.JSInterop.Infrastructure;
diff --git a/src/Localization/Abstractions/src/IStringLocalizer.cs b/src/Localization/Abstractions/src/IStringLocalizer.cs
index 206092cd2d64..81227a15310f 100644
--- a/src/Localization/Abstractions/src/IStringLocalizer.cs
+++ b/src/Localization/Abstractions/src/IStringLocalizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Localization/Abstractions/src/IStringLocalizerFactory.cs b/src/Localization/Abstractions/src/IStringLocalizerFactory.cs
index 559fa69c3033..9fc8e423bbc0 100644
--- a/src/Localization/Abstractions/src/IStringLocalizerFactory.cs
+++ b/src/Localization/Abstractions/src/IStringLocalizerFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Localization/Abstractions/src/IStringLocalizerOfT.cs b/src/Localization/Abstractions/src/IStringLocalizerOfT.cs
index bdc2a1c7b72b..54e4ea1d4e9d 100644
--- a/src/Localization/Abstractions/src/IStringLocalizerOfT.cs
+++ b/src/Localization/Abstractions/src/IStringLocalizerOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Extensions.Localization
 {
diff --git a/src/Localization/Abstractions/src/LocalizedString.cs b/src/Localization/Abstractions/src/LocalizedString.cs
index 7dff04b88042..0ef687375597 100644
--- a/src/Localization/Abstractions/src/LocalizedString.cs
+++ b/src/Localization/Abstractions/src/LocalizedString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Localization/Abstractions/src/StringLocalizerExtensions.cs b/src/Localization/Abstractions/src/StringLocalizerExtensions.cs
index 2e19db7c18ee..b93dc6dbeed2 100644
--- a/src/Localization/Abstractions/src/StringLocalizerExtensions.cs
+++ b/src/Localization/Abstractions/src/StringLocalizerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Localization/Abstractions/src/StringLocalizerOfT.cs b/src/Localization/Abstractions/src/StringLocalizerOfT.cs
index 0f30ca6c877e..8850e880401f 100644
--- a/src/Localization/Abstractions/src/StringLocalizerOfT.cs
+++ b/src/Localization/Abstractions/src/StringLocalizerOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Localization/Localization/src/IResourceNamesCache.cs b/src/Localization/Localization/src/IResourceNamesCache.cs
index 4f0995c9f16a..f41d45c2dde8 100644
--- a/src/Localization/Localization/src/IResourceNamesCache.cs
+++ b/src/Localization/Localization/src/IResourceNamesCache.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Localization/Localization/src/Internal/AssemblyWrapper.cs b/src/Localization/Localization/src/Internal/AssemblyWrapper.cs
index 0cb34fc7a509..ca832dc44baa 100644
--- a/src/Localization/Localization/src/Internal/AssemblyWrapper.cs
+++ b/src/Localization/Localization/src/Internal/AssemblyWrapper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Localization/Localization/src/Internal/IResourceStringProvider.cs b/src/Localization/Localization/src/Internal/IResourceStringProvider.cs
index b70264e7eb9a..44002a8c5c38 100644
--- a/src/Localization/Localization/src/Internal/IResourceStringProvider.cs
+++ b/src/Localization/Localization/src/Internal/IResourceStringProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Globalization;
diff --git a/src/Localization/Localization/src/Internal/ResourceManagerStringLocalizerLoggerExtensions.cs b/src/Localization/Localization/src/Internal/ResourceManagerStringLocalizerLoggerExtensions.cs
index 67d244f26521..331d1c15377e 100644
--- a/src/Localization/Localization/src/Internal/ResourceManagerStringLocalizerLoggerExtensions.cs
+++ b/src/Localization/Localization/src/Internal/ResourceManagerStringLocalizerLoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Localization/Localization/src/Internal/ResourceManagerStringProvider.cs b/src/Localization/Localization/src/Internal/ResourceManagerStringProvider.cs
index 5955ae50327b..e4967f57369f 100644
--- a/src/Localization/Localization/src/Internal/ResourceManagerStringProvider.cs
+++ b/src/Localization/Localization/src/Internal/ResourceManagerStringProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Localization/Localization/src/LocalizationOptions.cs b/src/Localization/Localization/src/LocalizationOptions.cs
index 1c0b82d21042..c26e6d26068f 100644
--- a/src/Localization/Localization/src/LocalizationOptions.cs
+++ b/src/Localization/Localization/src/LocalizationOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Extensions.Localization
 {
diff --git a/src/Localization/Localization/src/LocalizationServiceCollectionExtensions.cs b/src/Localization/Localization/src/LocalizationServiceCollectionExtensions.cs
index 111c1c40d954..c0628d24b4f2 100644
--- a/src/Localization/Localization/src/LocalizationServiceCollectionExtensions.cs
+++ b/src/Localization/Localization/src/LocalizationServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.DependencyInjection.Extensions;
diff --git a/src/Localization/Localization/src/ResourceLocationAttribute.cs b/src/Localization/Localization/src/ResourceLocationAttribute.cs
index 5bf281d90e36..b324545d3e5b 100644
--- a/src/Localization/Localization/src/ResourceLocationAttribute.cs
+++ b/src/Localization/Localization/src/ResourceLocationAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Localization/Localization/src/ResourceManagerStringLocalizer.cs b/src/Localization/Localization/src/ResourceManagerStringLocalizer.cs
index f693f40273da..93a469eae4d9 100644
--- a/src/Localization/Localization/src/ResourceManagerStringLocalizer.cs
+++ b/src/Localization/Localization/src/ResourceManagerStringLocalizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Localization/Localization/src/ResourceManagerStringLocalizerFactory.cs b/src/Localization/Localization/src/ResourceManagerStringLocalizerFactory.cs
index 34d5f346599e..b28b7dbf7f82 100644
--- a/src/Localization/Localization/src/ResourceManagerStringLocalizerFactory.cs
+++ b/src/Localization/Localization/src/ResourceManagerStringLocalizerFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Localization/Localization/src/ResourceNamesCache.cs b/src/Localization/Localization/src/ResourceNamesCache.cs
index de3f0f5bc6b3..9685b207011e 100644
--- a/src/Localization/Localization/src/ResourceNamesCache.cs
+++ b/src/Localization/Localization/src/ResourceNamesCache.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Localization/Localization/src/RootNamespaceAttribute.cs b/src/Localization/Localization/src/RootNamespaceAttribute.cs
index f28b4ea1fd70..c42e75e00ef9 100644
--- a/src/Localization/Localization/src/RootNamespaceAttribute.cs
+++ b/src/Localization/Localization/src/RootNamespaceAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/AssemblyInfo.cs b/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/AssemblyInfo.cs
index bc7d005571eb..47881acdf9e9 100644
--- a/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/AssemblyInfo.cs
+++ b/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/AssemblyInfo.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Reflection;
 using Microsoft.Extensions.Localization;
 
diff --git a/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/Controllers/ValuesController.cs b/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/Controllers/ValuesController.cs
index 93dad2460a2d..7fa7388f1e0b 100644
--- a/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/Controllers/ValuesController.cs
+++ b/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/Controllers/ValuesController.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace LocalizationTest.Abc.Controllers
 {
diff --git a/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/StringLocalizerOfTRootNamespaceTest.cs b/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/StringLocalizerOfTRootNamespaceTest.cs
index ef9da4b3f2d4..c0f3374feba5 100644
--- a/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/StringLocalizerOfTRootNamespaceTest.cs
+++ b/src/Localization/Localization/test/Microsoft.Extensions.Localization.RootNamespace.Tests/StringLocalizerOfTRootNamespaceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using LocalizationTest.Abc.Controllers;
 using Microsoft.Extensions.Logging.Abstractions;
diff --git a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/LocalizationServiceCollectionExtensionsTest.cs b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/LocalizationServiceCollectionExtensionsTest.cs
index d78581655cdd..678291baaea7 100644
--- a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/LocalizationServiceCollectionExtensionsTest.cs
+++ b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/LocalizationServiceCollectionExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/Model.cs b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/Model.cs
index 9d95c370fdbe..c5543193b935 100644
--- a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/Model.cs
+++ b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/Model.cs
@@ -1,4 +1,6 @@
-// This namespace for test resources with alternative RootNamespace
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 namespace MyNamespace
 {
     public class Model
diff --git a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/ResourceManagerStringLocalizerFactoryTest.cs b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/ResourceManagerStringLocalizerFactoryTest.cs
index 253aad12792d..cd0b5b7fd1d0 100644
--- a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/ResourceManagerStringLocalizerFactoryTest.cs
+++ b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/ResourceManagerStringLocalizerFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 using System;
diff --git a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/ResourceManagerStringLocalizerTest.cs b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/ResourceManagerStringLocalizerTest.cs
index fe5549ac6634..9c8106f7da84 100644
--- a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/ResourceManagerStringLocalizerTest.cs
+++ b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/ResourceManagerStringLocalizerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/StringLocalizerOfTTest.cs b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/StringLocalizerOfTTest.cs
index 50da5d0aca1d..1dacbe0ddab5 100644
--- a/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/StringLocalizerOfTTest.cs
+++ b/src/Localization/Localization/test/Microsoft.Extensions.Localization.Tests/StringLocalizerOfTTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Moq;
diff --git a/src/Middleware/CORS/src/CORSLoggerExtensions.cs b/src/Middleware/CORS/src/CORSLoggerExtensions.cs
index a1747a8994c4..d0d20e7f622b 100644
--- a/src/Middleware/CORS/src/CORSLoggerExtensions.cs
+++ b/src/Middleware/CORS/src/CORSLoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/CORS/src/CorsPolicyMetadata.cs b/src/Middleware/CORS/src/CorsPolicyMetadata.cs
index 19fa14751c32..30e249492be2 100644
--- a/src/Middleware/CORS/src/CorsPolicyMetadata.cs
+++ b/src/Middleware/CORS/src/CorsPolicyMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Cors.Infrastructure;
 
diff --git a/src/Middleware/CORS/src/CorsServiceCollectionExtensions.cs b/src/Middleware/CORS/src/CorsServiceCollectionExtensions.cs
index 430621d2fdf7..55db4d309428 100644
--- a/src/Middleware/CORS/src/CorsServiceCollectionExtensions.cs
+++ b/src/Middleware/CORS/src/CorsServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cors.Infrastructure;
diff --git a/src/Middleware/CORS/src/DisableCorsAttribute.cs b/src/Middleware/CORS/src/DisableCorsAttribute.cs
index ab4c7550664b..5b833a523e2a 100644
--- a/src/Middleware/CORS/src/DisableCorsAttribute.cs
+++ b/src/Middleware/CORS/src/DisableCorsAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cors.Infrastructure;
diff --git a/src/Middleware/CORS/src/EnableCorsAttribute.cs b/src/Middleware/CORS/src/EnableCorsAttribute.cs
index eb98be001a85..2c267303e68b 100644
--- a/src/Middleware/CORS/src/EnableCorsAttribute.cs
+++ b/src/Middleware/CORS/src/EnableCorsAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cors.Infrastructure;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsConstants.cs b/src/Middleware/CORS/src/Infrastructure/CorsConstants.cs
index fbc39a822841..5e1d046ad2a8 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsConstants.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsConstants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.Net.Http.Headers;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsEndpointConventionBuilderExtensions.cs b/src/Middleware/CORS/src/Infrastructure/CorsEndpointConventionBuilderExtensions.cs
index b22a1e5758b0..96ea1efb8ca0 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsEndpointConventionBuilderExtensions.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsEndpointConventionBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cors;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsMiddleware.cs b/src/Middleware/CORS/src/Infrastructure/CorsMiddleware.cs
index e5e3608f3696..114960ef1c4c 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsMiddleware.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsMiddlewareExtensions.cs b/src/Middleware/CORS/src/Infrastructure/CorsMiddlewareExtensions.cs
index dea1ad01d96f..2524bda0ec76 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsMiddlewareExtensions.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsMiddlewareExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Cors.Infrastructure;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsOptions.cs b/src/Middleware/CORS/src/Infrastructure/CorsOptions.cs
index 371c24901679..e1b9f6f21901 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsOptions.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsPolicy.cs b/src/Middleware/CORS/src/Infrastructure/CorsPolicy.cs
index 3103d3a74549..3b64f9fec83e 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsPolicy.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsPolicyBuilder.cs b/src/Middleware/CORS/src/Infrastructure/CorsPolicyBuilder.cs
index 433512a231cc..795443107ff2 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsPolicyBuilder.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsPolicyBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsPolicyExtensions.cs b/src/Middleware/CORS/src/Infrastructure/CorsPolicyExtensions.cs
index 312f77299487..9008ab0de4de 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsPolicyExtensions.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsPolicyExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsResult.cs b/src/Middleware/CORS/src/Infrastructure/CorsResult.cs
index ab6ce2998088..e13bc6d5dc9a 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsResult.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/CORS/src/Infrastructure/CorsService.cs b/src/Middleware/CORS/src/Infrastructure/CorsService.cs
index 39485b7013ad..170b95a7acc7 100644
--- a/src/Middleware/CORS/src/Infrastructure/CorsService.cs
+++ b/src/Middleware/CORS/src/Infrastructure/CorsService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/CORS/src/Infrastructure/DefaultCorsPolicyProvider.cs b/src/Middleware/CORS/src/Infrastructure/DefaultCorsPolicyProvider.cs
index efab024d9225..098d5e52c5a6 100644
--- a/src/Middleware/CORS/src/Infrastructure/DefaultCorsPolicyProvider.cs
+++ b/src/Middleware/CORS/src/Infrastructure/DefaultCorsPolicyProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/CORS/src/Infrastructure/ICorsPolicyMetadata.cs b/src/Middleware/CORS/src/Infrastructure/ICorsPolicyMetadata.cs
index aa5620c1965e..6ad14e1e04cd 100644
--- a/src/Middleware/CORS/src/Infrastructure/ICorsPolicyMetadata.cs
+++ b/src/Middleware/CORS/src/Infrastructure/ICorsPolicyMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Cors.Infrastructure
 {
diff --git a/src/Middleware/CORS/src/Infrastructure/ICorsPolicyProvider.cs b/src/Middleware/CORS/src/Infrastructure/ICorsPolicyProvider.cs
index a07a29ae683f..11c3e3fd03df 100644
--- a/src/Middleware/CORS/src/Infrastructure/ICorsPolicyProvider.cs
+++ b/src/Middleware/CORS/src/Infrastructure/ICorsPolicyProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/CORS/src/Infrastructure/ICorsService.cs b/src/Middleware/CORS/src/Infrastructure/ICorsService.cs
index ab8176a9613e..83882d8b0259 100644
--- a/src/Middleware/CORS/src/Infrastructure/ICorsService.cs
+++ b/src/Middleware/CORS/src/Infrastructure/ICorsService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Middleware/CORS/src/Infrastructure/IDisableCorsAttribute.cs b/src/Middleware/CORS/src/Infrastructure/IDisableCorsAttribute.cs
index 4793ea95890c..7946ef8c4d98 100644
--- a/src/Middleware/CORS/src/Infrastructure/IDisableCorsAttribute.cs
+++ b/src/Middleware/CORS/src/Infrastructure/IDisableCorsAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Cors.Infrastructure
 {
diff --git a/src/Middleware/CORS/src/Infrastructure/IEnableCorsAttribute.cs b/src/Middleware/CORS/src/Infrastructure/IEnableCorsAttribute.cs
index e721b73be549..46de6eb0c36f 100644
--- a/src/Middleware/CORS/src/Infrastructure/IEnableCorsAttribute.cs
+++ b/src/Middleware/CORS/src/Infrastructure/IEnableCorsAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Cors.Infrastructure
 {
diff --git a/src/Middleware/CORS/src/Infrastructure/UriHelpers.cs b/src/Middleware/CORS/src/Infrastructure/UriHelpers.cs
index 6c420e9260ef..aeceeb6e7c7c 100644
--- a/src/Middleware/CORS/src/Infrastructure/UriHelpers.cs
+++ b/src/Middleware/CORS/src/Infrastructure/UriHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/CORS/src/Properties/AssemblyInfo.cs b/src/Middleware/CORS/src/Properties/AssemblyInfo.cs
index b3ae81a5eb8a..6af0b402aaf2 100644
--- a/src/Middleware/CORS/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/CORS/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Middleware/CORS/test/UnitTests/CorsEndpointConventionBuilderExtensionsTests.cs b/src/Middleware/CORS/test/UnitTests/CorsEndpointConventionBuilderExtensionsTests.cs
index e800e45813bd..59c8e6587dfb 100644
--- a/src/Middleware/CORS/test/UnitTests/CorsEndpointConventionBuilderExtensionsTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/CorsEndpointConventionBuilderExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/CORS/test/UnitTests/CorsMiddlewareTests.cs b/src/Middleware/CORS/test/UnitTests/CorsMiddlewareTests.cs
index bf4848307a41..b7870a02c3ea 100644
--- a/src/Middleware/CORS/test/UnitTests/CorsMiddlewareTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/CorsMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/CORS/test/UnitTests/CorsOptionsTest.cs b/src/Middleware/CORS/test/UnitTests/CorsOptionsTest.cs
index 360231d38bef..f36cd7cfd0ff 100644
--- a/src/Middleware/CORS/test/UnitTests/CorsOptionsTest.cs
+++ b/src/Middleware/CORS/test/UnitTests/CorsOptionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Middleware/CORS/test/UnitTests/CorsPolicyBuilderTests.cs b/src/Middleware/CORS/test/UnitTests/CorsPolicyBuilderTests.cs
index 3dd2bcb22a7a..ec92d2438794 100644
--- a/src/Middleware/CORS/test/UnitTests/CorsPolicyBuilderTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/CorsPolicyBuilderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/CORS/test/UnitTests/CorsPolicyExtensionsTests.cs b/src/Middleware/CORS/test/UnitTests/CorsPolicyExtensionsTests.cs
index 74dd67db0b07..06a67c62d9a2 100644
--- a/src/Middleware/CORS/test/UnitTests/CorsPolicyExtensionsTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/CorsPolicyExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Middleware/CORS/test/UnitTests/CorsPolicyTests.cs b/src/Middleware/CORS/test/UnitTests/CorsPolicyTests.cs
index af8ab5de742c..6c5ed6b22394 100644
--- a/src/Middleware/CORS/test/UnitTests/CorsPolicyTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/CorsPolicyTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Middleware/CORS/test/UnitTests/CorsResultTests.cs b/src/Middleware/CORS/test/UnitTests/CorsResultTests.cs
index e537545674f8..4e7519978bd9 100644
--- a/src/Middleware/CORS/test/UnitTests/CorsResultTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/CorsResultTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Middleware/CORS/test/UnitTests/CorsServiceTests.cs b/src/Middleware/CORS/test/UnitTests/CorsServiceTests.cs
index e47ed0261465..8ee4c247b0ee 100644
--- a/src/Middleware/CORS/test/UnitTests/CorsServiceTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/CorsServiceTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/CORS/test/UnitTests/DefaultCorsPolicyProviderTests.cs b/src/Middleware/CORS/test/UnitTests/DefaultCorsPolicyProviderTests.cs
index e3764bc84ef3..7bfec9296fe7 100644
--- a/src/Middleware/CORS/test/UnitTests/DefaultCorsPolicyProviderTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/DefaultCorsPolicyProviderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/CORS/test/UnitTests/UriHelpersTests.cs b/src/Middleware/CORS/test/UnitTests/UriHelpersTests.cs
index 7b28d6aa64e4..df6af93e22d9 100644
--- a/src/Middleware/CORS/test/UnitTests/UriHelpersTests.cs
+++ b/src/Middleware/CORS/test/UnitTests/UriHelpersTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/AssemblyInfo.cs b/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/AssemblyInfo.cs
index 32248e0d1b0a..09f49228e9e6 100644
--- a/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/AssemblyInfo.cs
+++ b/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/AssemblyInfo.cs
@@ -1 +1,4 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
diff --git a/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueEmptyOverhead.cs b/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueEmptyOverhead.cs
index b0c927b54677..beea3b56f437 100644
--- a/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueEmptyOverhead.cs
+++ b/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueEmptyOverhead.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueFullOverhead.cs b/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueFullOverhead.cs
index 64be1430641c..bc9d062e8f7b 100644
--- a/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueFullOverhead.cs
+++ b/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueFullOverhead.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 using System.Threading.Tasks;
diff --git a/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueRequestsOverwritten.cs b/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueRequestsOverwritten.cs
index 9d16fe0739b5..9c195239b077 100644
--- a/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueRequestsOverwritten.cs
+++ b/src/Middleware/ConcurrencyLimiter/perf/Microbenchmarks/QueueRequestsOverwritten.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 using System.Threading.Tasks;
diff --git a/src/Middleware/ConcurrencyLimiter/sample/Startup.cs b/src/Middleware/ConcurrencyLimiter/sample/Startup.cs
index 72d38f94f619..4dd38a328a06 100644
--- a/src/Middleware/ConcurrencyLimiter/sample/Startup.cs
+++ b/src/Middleware/ConcurrencyLimiter/sample/Startup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterEventSource.cs b/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterEventSource.cs
index cb2718f0435e..0d083a29a4f4 100644
--- a/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterEventSource.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterEventSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.Tracing;
diff --git a/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterExtensions.cs b/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterExtensions.cs
index d02c55f6cdb9..55188bd1bbe6 100644
--- a/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterExtensions.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.ConcurrencyLimiter;
diff --git a/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterMiddleware.cs b/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterMiddleware.cs
index c0d6e7c948a3..69c1e45ccefb 100644
--- a/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterMiddleware.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterOptions.cs b/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterOptions.cs
index 429c6a47779c..388eade83b3c 100644
--- a/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterOptions.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/ConcurrencyLimiterOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/ConcurrencyLimiter/src/Properties/AssemblyInfo.cs b/src/Middleware/ConcurrencyLimiter/src/Properties/AssemblyInfo.cs
index 1a93825d991c..23effb7626ba 100644
--- a/src/Middleware/ConcurrencyLimiter/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/IQueuePolicy.cs b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/IQueuePolicy.cs
index 4eb3800661f0..7b17e6a57909 100644
--- a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/IQueuePolicy.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/IQueuePolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicy.cs b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicy.cs
index fb210981fb2e..61f22ea92823 100644
--- a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicy.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicyOptions.cs b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicyOptions.cs
index 5e5eaec3b798..a033651dcba8 100644
--- a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicyOptions.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicyOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.ConcurrencyLimiter
 {
diff --git a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicyServiceCollectionExtensions.cs b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicyServiceCollectionExtensions.cs
index 09b9aeb48ff5..bf0bc9851f70 100644
--- a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicyServiceCollectionExtensions.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/QueuePolicyServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.ConcurrencyLimiter;
diff --git a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/ResettableBooleanCompletionSource.cs b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/ResettableBooleanCompletionSource.cs
index 445dac57e627..0d82074418fb 100644
--- a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/ResettableBooleanCompletionSource.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/ResettableBooleanCompletionSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/StackPolicy.cs b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/StackPolicy.cs
index 4ee768fa760e..496dce23f680 100644
--- a/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/StackPolicy.cs
+++ b/src/Middleware/ConcurrencyLimiter/src/QueuePolicies/StackPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ConcurrencyLimiter/test/ConcurrencyLimiterEventSourceTests.cs b/src/Middleware/ConcurrencyLimiter/test/ConcurrencyLimiterEventSourceTests.cs
index f7275f9a49d5..884b7f917a44 100644
--- a/src/Middleware/ConcurrencyLimiter/test/ConcurrencyLimiterEventSourceTests.cs
+++ b/src/Middleware/ConcurrencyLimiter/test/ConcurrencyLimiterEventSourceTests.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ConcurrencyLimiter/test/MiddlewareTests.cs b/src/Middleware/ConcurrencyLimiter/test/MiddlewareTests.cs
index 79e04036db36..c3b49b668461 100644
--- a/src/Middleware/ConcurrencyLimiter/test/MiddlewareTests.cs
+++ b/src/Middleware/ConcurrencyLimiter/test/MiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/ConcurrencyLimiter/test/PolicyTests/QueuePolicyTests.cs b/src/Middleware/ConcurrencyLimiter/test/PolicyTests/QueuePolicyTests.cs
index 8d569322b7d7..1bea4d1f2b35 100644
--- a/src/Middleware/ConcurrencyLimiter/test/PolicyTests/QueuePolicyTests.cs
+++ b/src/Middleware/ConcurrencyLimiter/test/PolicyTests/QueuePolicyTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Xunit;
diff --git a/src/Middleware/ConcurrencyLimiter/test/PolicyTests/ResettableBooleanCompletionSourceTests.cs b/src/Middleware/ConcurrencyLimiter/test/PolicyTests/ResettableBooleanCompletionSourceTests.cs
index c20ea3e60ddb..5df02911a20d 100644
--- a/src/Middleware/ConcurrencyLimiter/test/PolicyTests/ResettableBooleanCompletionSourceTests.cs
+++ b/src/Middleware/ConcurrencyLimiter/test/PolicyTests/ResettableBooleanCompletionSourceTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/ConcurrencyLimiter/test/PolicyTests/StackPolicyTests.cs b/src/Middleware/ConcurrencyLimiter/test/PolicyTests/StackPolicyTests.cs
index 251a89951245..26ebd50cd80a 100644
--- a/src/Middleware/ConcurrencyLimiter/test/PolicyTests/StackPolicyTests.cs
+++ b/src/Middleware/ConcurrencyLimiter/test/PolicyTests/StackPolicyTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/ConcurrencyLimiter/test/TaskExtensions.cs b/src/Middleware/ConcurrencyLimiter/test/TaskExtensions.cs
index 52ec0c4303a2..b032da862473 100644
--- a/src/Middleware/ConcurrencyLimiter/test/TaskExtensions.cs
+++ b/src/Middleware/ConcurrencyLimiter/test/TaskExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
diff --git a/src/Middleware/ConcurrencyLimiter/test/TestUtils.cs b/src/Middleware/ConcurrencyLimiter/test/TestUtils.cs
index 4ad25c5c5710..42b689c738a2 100644
--- a/src/Middleware/ConcurrencyLimiter/test/TestUtils.cs
+++ b/src/Middleware/ConcurrencyLimiter/test/TestUtils.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/Diagnostics.Abstractions/src/CompilationFailure.cs b/src/Middleware/Diagnostics.Abstractions/src/CompilationFailure.cs
index 2536bafc1abc..86f221795a4a 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/CompilationFailure.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/CompilationFailure.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Middleware/Diagnostics.Abstractions/src/DiagnosticMessage.cs b/src/Middleware/Diagnostics.Abstractions/src/DiagnosticMessage.cs
index de4de84b63df..01d67155e8c7 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/DiagnosticMessage.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/DiagnosticMessage.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Diagnostics
 {
diff --git a/src/Middleware/Diagnostics.Abstractions/src/ErrorContext.cs b/src/Middleware/Diagnostics.Abstractions/src/ErrorContext.cs
index 9a3a2f9f6e42..9a7206d2c72c 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/ErrorContext.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/ErrorContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Diagnostics.Abstractions/src/ICompilationException.cs b/src/Middleware/Diagnostics.Abstractions/src/ICompilationException.cs
index 3e71959cc920..b586696d2c8c 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/ICompilationException.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/ICompilationException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Middleware/Diagnostics.Abstractions/src/IDeveloperPageExceptionFilter.cs b/src/Middleware/Diagnostics.Abstractions/src/IDeveloperPageExceptionFilter.cs
index e908f4800611..a72c220a5268 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/IDeveloperPageExceptionFilter.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/IDeveloperPageExceptionFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics.Abstractions/src/IExceptionHandlerFeature.cs b/src/Middleware/Diagnostics.Abstractions/src/IExceptionHandlerFeature.cs
index 7e25bc6b7b9d..7f6f2c0cd838 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/IExceptionHandlerFeature.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/IExceptionHandlerFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Diagnostics.Abstractions/src/IExceptionHandlerPathFeature.cs b/src/Middleware/Diagnostics.Abstractions/src/IExceptionHandlerPathFeature.cs
index 9caaad172292..eba582acdc0d 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/IExceptionHandlerPathFeature.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/IExceptionHandlerPathFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Diagnostics
 {
diff --git a/src/Middleware/Diagnostics.Abstractions/src/IStatusCodePagesFeature.cs b/src/Middleware/Diagnostics.Abstractions/src/IStatusCodePagesFeature.cs
index d5c709e8699b..c9dbe668b86a 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/IStatusCodePagesFeature.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/IStatusCodePagesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Diagnostics
 {
diff --git a/src/Middleware/Diagnostics.Abstractions/src/IStatusCodeReExecuteFeature.cs b/src/Middleware/Diagnostics.Abstractions/src/IStatusCodeReExecuteFeature.cs
index 6e52c57b85f2..0689a4c13e06 100644
--- a/src/Middleware/Diagnostics.Abstractions/src/IStatusCodeReExecuteFeature.cs
+++ b/src/Middleware/Diagnostics.Abstractions/src/IStatusCodeReExecuteFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseContextDetails.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseContextDetails.cs
index 82c242cada11..fe498ba5ac2e 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseContextDetails.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseContextDetails.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseDeveloperPageExceptionFilter.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseDeveloperPageExceptionFilter.cs
index 1eec85a8c664..2aef8e46c124 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseDeveloperPageExceptionFilter.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseDeveloperPageExceptionFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseDeveloperPageExceptionFilterServiceExtensions.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseDeveloperPageExceptionFilterServiceExtensions.cs
index 9ad4df27f4bb..47a55b965c23 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseDeveloperPageExceptionFilterServiceExtensions.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseDeveloperPageExceptionFilterServiceExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Diagnostics;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageExtensions.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageExtensions.cs
index 5cfddc580a94..fca440ada6b1 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageExtensions.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageMiddleware.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageMiddleware.cs
index 47b2f509f5ce..9b6c423438db 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageMiddleware.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageOptions.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageOptions.cs
index 765467e5f62b..013b777aaa58 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageOptions.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DatabaseErrorPageOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DiagnosticsEntityFrameworkCoreLoggerExtensions.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DiagnosticsEntityFrameworkCoreLoggerExtensions.cs
index 527ad3ffc49d..ebc0e563c1f1 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/DiagnosticsEntityFrameworkCoreLoggerExtensions.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/DiagnosticsEntityFrameworkCoreLoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/HttpContextDatabaseContextDetailsExtensions.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/HttpContextDatabaseContextDetailsExtensions.cs
index b135115be375..236ae7206aa1 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/HttpContextDatabaseContextDetailsExtensions.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/HttpContextDatabaseContextDetailsExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointExtensions.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointExtensions.cs
index c635bb43fd7e..980e4a81970f 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointExtensions.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointMiddleware.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointMiddleware.cs
index 458b99e37245..1c6b0f1f0200 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointMiddleware.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointOptions.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointOptions.cs
index 48b053c13faa..dccc22c37aa4 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointOptions.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/MigrationsEndPointOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/Properties/AssemblyInfo.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/Properties/AssemblyInfo.cs
index 019e858be0d1..eb07c3e283ab 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using System.Resources;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/src/Views/DatabaseErrorPageModel.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/src/Views/DatabaseErrorPageModel.cs
index 461b2e63e8a0..948e5b4de574 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/src/Views/DatabaseErrorPageModel.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/src/Views/DatabaseErrorPageModel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/DatabaseErrorPageMiddlewareTest.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/DatabaseErrorPageMiddlewareTest.cs
index 549240cfc853..826588b94d67 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/DatabaseErrorPageMiddlewareTest.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/DatabaseErrorPageMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/PlatformHelper.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/PlatformHelper.cs
index b05aacb836f4..76ce1c5d9f9b 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/PlatformHelper.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/PlatformHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/StringHelpers.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/StringHelpers.cs
index 57a6fe0563d2..ecf498e56541 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/StringHelpers.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/StringHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/TestLoggerProvider.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/TestLoggerProvider.cs
index 1abb3989cddc..dcf9d8806950 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/TestLoggerProvider.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/Helpers/TestLoggerProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/MigrationsEndPointMiddlewareTest.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/MigrationsEndPointMiddlewareTest.cs
index 6da2c247c3c4..f1ba91eddd40 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/MigrationsEndPointMiddlewareTest.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/MigrationsEndPointMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/SqlServerTestStore.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/SqlServerTestStore.cs
index a5ef399df187..b8ebe1d49c79 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/SqlServerTestStore.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/SqlServerTestStore.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.EntityFrameworkCore;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/Blog.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/Blog.cs
index 38611464507a..e6814a248404 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/Blog.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/Blog.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContext.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContext.cs
index cab6af6b93c4..1be8e24a79c9 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContext.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.EntityFrameworkCore;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithMigrations.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithMigrations.cs
index e1cf036793cf..778fc846e132 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithMigrations.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithMigrations.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.EntityFrameworkCore;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithPendingModelChanges.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithPendingModelChanges.cs
index b2cc98603962..18b24fad3e95 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithPendingModelChanges.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithPendingModelChanges.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.EntityFrameworkCore;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithSnapshotThatThrows.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithSnapshotThatThrows.cs
index fb96dfa52352..28e1fcee8dae 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithSnapshotThatThrows.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/FunctionalTests/TestModels/BloggingContextWithSnapshotThatThrows.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.EntityFrameworkCore;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/DatabaseErrorPageOptionsTest.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/DatabaseErrorPageOptionsTest.cs
index 842c5f14a752..55651630acfa 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/DatabaseErrorPageOptionsTest.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/DatabaseErrorPageOptionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Xunit;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/DatabaseErrorPageTest.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/DatabaseErrorPageTest.cs
index ee18b3dcd2f6..3d90ba08d112 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/DatabaseErrorPageTest.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/DatabaseErrorPageTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/Helpers/AssertHelpers.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/Helpers/AssertHelpers.cs
index bbe8ea7589ce..595f8e3525c8 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/Helpers/AssertHelpers.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/Helpers/AssertHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/Helpers/StringHelpers.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/Helpers/StringHelpers.cs
index 24a6333667c7..34a75eebb82c 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/Helpers/StringHelpers.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/Helpers/StringHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/TestHelperExtensions.cs b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/TestHelperExtensions.cs
index e87b4ef99d97..75762ac6e728 100644
--- a/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/TestHelperExtensions.cs
+++ b/src/Middleware/Diagnostics.EntityFrameworkCore/test/UnitTests/TestHelperExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.EntityFrameworkCore.Infrastructure;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageExtensions.cs b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageExtensions.cs
index 2752263847eb..7156d2a8bdca 100644
--- a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageExtensions.cs
+++ b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Diagnostics;
diff --git a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageMiddleware.cs b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageMiddleware.cs
index 9ab50c029f42..030ef4638577 100644
--- a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageMiddleware.cs
+++ b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageOptions.cs b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageOptions.cs
index 5d33011d5c90..bae9b51d409e 100644
--- a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageOptions.cs
+++ b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/DeveloperExceptionPageOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Diagnostics;
 using Microsoft.Extensions.FileProviders;
diff --git a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/CompilationErrorModel.cs b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/CompilationErrorModel.cs
index 7d36ed5de525..cd0baabccd4d 100644
--- a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/CompilationErrorModel.cs
+++ b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/CompilationErrorModel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/EndpointModel.cs b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/EndpointModel.cs
index e479a6e274d2..f619486caea9 100644
--- a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/EndpointModel.cs
+++ b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/EndpointModel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Diagnostics.RazorViews
 {
diff --git a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/ErrorPageModel.cs b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/ErrorPageModel.cs
index b65b87e97709..bbd732ef977c 100644
--- a/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/ErrorPageModel.cs
+++ b/src/Middleware/Diagnostics/src/DeveloperExceptionPage/Views/ErrorPageModel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Middleware/Diagnostics/src/DiagnosticsLoggerExtensions.cs b/src/Middleware/Diagnostics/src/DiagnosticsLoggerExtensions.cs
index 1a812f8d1579..8508630672d6 100644
--- a/src/Middleware/Diagnostics/src/DiagnosticsLoggerExtensions.cs
+++ b/src/Middleware/Diagnostics/src/DiagnosticsLoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerExtensions.cs b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerExtensions.cs
index 7d3160f59e8a..996cd4703ef9 100644
--- a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerExtensions.cs
+++ b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Diagnostics;
diff --git a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerFeature.cs b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerFeature.cs
index e38d97d6b40c..a739c411391f 100644
--- a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerFeature.cs
+++ b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerMiddleware.cs b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerMiddleware.cs
index 11cfac7f19ce..fd07ee7fb3b7 100644
--- a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerMiddleware.cs
+++ b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerOptions.cs b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerOptions.cs
index 35cc9a138cd0..6c0daaae2a20 100644
--- a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerOptions.cs
+++ b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Diagnostics;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerServiceCollectionExtensions.cs b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerServiceCollectionExtensions.cs
index fd48c73aee69..23029f498154 100644
--- a/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerServiceCollectionExtensions.cs
+++ b/src/Middleware/Diagnostics/src/ExceptionHandler/ExceptionHandlerServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/Diagnostics/src/Properties/AssemblyInfo.cs b/src/Middleware/Diagnostics/src/Properties/AssemblyInfo.cs
index 7aa636c259c0..59070b16ba4a 100644
--- a/src/Middleware/Diagnostics/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/Diagnostics/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using System.Resources;
diff --git a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodeContext.cs b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodeContext.cs
index 3a8e9e60bb3e..d884d9689d5d 100644
--- a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodeContext.cs
+++ b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodeContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesExtensions.cs b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesExtensions.cs
index 774509ce7015..960574f04bcc 100644
--- a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesExtensions.cs
+++ b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesFeature.cs b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesFeature.cs
index 86115969d355..8a7765b44ade 100644
--- a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesFeature.cs
+++ b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Diagnostics
 {
diff --git a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesMiddleware.cs b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesMiddleware.cs
index 629c1a643776..e32e84fc3f77 100644
--- a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesMiddleware.cs
+++ b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesOptions.cs b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesOptions.cs
index 56eb1958ddee..5f8857fd5ec2 100644
--- a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesOptions.cs
+++ b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodePagesOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodeReExecuteFeature.cs b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodeReExecuteFeature.cs
index 1ed857da3152..967f94ebd6db 100644
--- a/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodeReExecuteFeature.cs
+++ b/src/Middleware/Diagnostics/src/StatusCodePage/StatusCodeReExecuteFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Diagnostics
 {
diff --git a/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageExtensions.cs b/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageExtensions.cs
index a82febd1947b..a2d3ac6d2b6b 100644
--- a/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageExtensions.cs
+++ b/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageMiddleware.cs b/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageMiddleware.cs
index ad201ddff137..834751884618 100644
--- a/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageMiddleware.cs
+++ b/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageOptions.cs b/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageOptions.cs
index 9e0d6eaea961..8f5536d06e52 100644
--- a/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageOptions.cs
+++ b/src/Middleware/Diagnostics/src/WelcomePage/WelcomePageOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Middleware/Diagnostics/test/FunctionalTests/DatabaseErrorPageSampleTest.cs b/src/Middleware/Diagnostics/test/FunctionalTests/DatabaseErrorPageSampleTest.cs
index 1c33557e533f..6c95682200ef 100644
--- a/src/Middleware/Diagnostics/test/FunctionalTests/DatabaseErrorPageSampleTest.cs
+++ b/src/Middleware/Diagnostics/test/FunctionalTests/DatabaseErrorPageSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Net.Http;
diff --git a/src/Middleware/Diagnostics/test/FunctionalTests/DeveloperExceptionPageSampleTest.cs b/src/Middleware/Diagnostics/test/FunctionalTests/DeveloperExceptionPageSampleTest.cs
index 2ff8511325a4..76fd020f167c 100644
--- a/src/Middleware/Diagnostics/test/FunctionalTests/DeveloperExceptionPageSampleTest.cs
+++ b/src/Middleware/Diagnostics/test/FunctionalTests/DeveloperExceptionPageSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Net.Http;
diff --git a/src/Middleware/Diagnostics/test/FunctionalTests/ExceptionHandlerSampleTest.cs b/src/Middleware/Diagnostics/test/FunctionalTests/ExceptionHandlerSampleTest.cs
index 44057bd7ca72..2f4472629447 100644
--- a/src/Middleware/Diagnostics/test/FunctionalTests/ExceptionHandlerSampleTest.cs
+++ b/src/Middleware/Diagnostics/test/FunctionalTests/ExceptionHandlerSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Net.Http;
diff --git a/src/Middleware/Diagnostics/test/FunctionalTests/MiddlewareAnalysisSampleTest.cs b/src/Middleware/Diagnostics/test/FunctionalTests/MiddlewareAnalysisSampleTest.cs
index 4692b62b573c..5dba5084ba24 100644
--- a/src/Middleware/Diagnostics/test/FunctionalTests/MiddlewareAnalysisSampleTest.cs
+++ b/src/Middleware/Diagnostics/test/FunctionalTests/MiddlewareAnalysisSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Net.Http;
diff --git a/src/Middleware/Diagnostics/test/FunctionalTests/StatusCodeSampleTest.cs b/src/Middleware/Diagnostics/test/FunctionalTests/StatusCodeSampleTest.cs
index a990af53bc2b..dd9578e5f48d 100644
--- a/src/Middleware/Diagnostics/test/FunctionalTests/StatusCodeSampleTest.cs
+++ b/src/Middleware/Diagnostics/test/FunctionalTests/StatusCodeSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Net.Http;
diff --git a/src/Middleware/Diagnostics/test/FunctionalTests/TestFixture.cs b/src/Middleware/Diagnostics/test/FunctionalTests/TestFixture.cs
index e24d1bc41a5e..58d474b4276a 100644
--- a/src/Middleware/Diagnostics/test/FunctionalTests/TestFixture.cs
+++ b/src/Middleware/Diagnostics/test/FunctionalTests/TestFixture.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Middleware/Diagnostics/test/FunctionalTests/WelcomePageSampleTest.cs b/src/Middleware/Diagnostics/test/FunctionalTests/WelcomePageSampleTest.cs
index e20fa6fdf453..b7dd44e8773e 100644
--- a/src/Middleware/Diagnostics/test/FunctionalTests/WelcomePageSampleTest.cs
+++ b/src/Middleware/Diagnostics/test/FunctionalTests/WelcomePageSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Net.Http;
diff --git a/src/Middleware/Diagnostics/test/UnitTests/DeveloperExceptionPageMiddlewareTest.cs b/src/Middleware/Diagnostics/test/UnitTests/DeveloperExceptionPageMiddlewareTest.cs
index c22c9b5368b9..f534a1e2bfbc 100644
--- a/src/Middleware/Diagnostics/test/UnitTests/DeveloperExceptionPageMiddlewareTest.cs
+++ b/src/Middleware/Diagnostics/test/UnitTests/DeveloperExceptionPageMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics/test/UnitTests/ExceptionDetailsProviderTest.cs b/src/Middleware/Diagnostics/test/UnitTests/ExceptionDetailsProviderTest.cs
index eb7a7409c489..18424f531c92 100644
--- a/src/Middleware/Diagnostics/test/UnitTests/ExceptionDetailsProviderTest.cs
+++ b/src/Middleware/Diagnostics/test/UnitTests/ExceptionDetailsProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics/test/UnitTests/ExceptionHandlerMiddlewareTest.cs b/src/Middleware/Diagnostics/test/UnitTests/ExceptionHandlerMiddlewareTest.cs
index 6d08be5d3fac..eb369475457c 100644
--- a/src/Middleware/Diagnostics/test/UnitTests/ExceptionHandlerMiddlewareTest.cs
+++ b/src/Middleware/Diagnostics/test/UnitTests/ExceptionHandlerMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/Diagnostics/test/UnitTests/ExceptionHandlerTest.cs b/src/Middleware/Diagnostics/test/UnitTests/ExceptionHandlerTest.cs
index 5e2f38f7d13f..59fb8fe71562 100644
--- a/src/Middleware/Diagnostics/test/UnitTests/ExceptionHandlerTest.cs
+++ b/src/Middleware/Diagnostics/test/UnitTests/ExceptionHandlerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Diagnostics/test/UnitTests/StatusCodeMiddlewareTest.cs b/src/Middleware/Diagnostics/test/UnitTests/StatusCodeMiddlewareTest.cs
index edd2478f4898..8d0b345d6238 100644
--- a/src/Middleware/Diagnostics/test/UnitTests/StatusCodeMiddlewareTest.cs
+++ b/src/Middleware/Diagnostics/test/UnitTests/StatusCodeMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Diagnostics/test/UnitTests/TestDiagnosticListener.cs b/src/Middleware/Diagnostics/test/UnitTests/TestDiagnosticListener.cs
index 1d8e036ef98f..f049d0aa2567 100644
--- a/src/Middleware/Diagnostics/test/UnitTests/TestDiagnosticListener.cs
+++ b/src/Middleware/Diagnostics/test/UnitTests/TestDiagnosticListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.DiagnosticAdapter;
 
diff --git a/src/Middleware/HeaderPropagation/samples/HeaderPropagationSample/Program.cs b/src/Middleware/HeaderPropagation/samples/HeaderPropagationSample/Program.cs
index 63aca35aa65a..33f13c0a5ddf 100644
--- a/src/Middleware/HeaderPropagation/samples/HeaderPropagationSample/Program.cs
+++ b/src/Middleware/HeaderPropagation/samples/HeaderPropagationSample/Program.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Hosting;
 
diff --git a/src/Middleware/HeaderPropagation/samples/HeaderPropagationSample/Startup.cs b/src/Middleware/HeaderPropagation/samples/HeaderPropagationSample/Startup.cs
index 00138f6efe31..1f205b4a398d 100644
--- a/src/Middleware/HeaderPropagation/samples/HeaderPropagationSample/Startup.cs
+++ b/src/Middleware/HeaderPropagation/samples/HeaderPropagationSample/Startup.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Net.Http;
diff --git a/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationApplicationBuilderExtensions.cs b/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationApplicationBuilderExtensions.cs
index 48af8d9721e0..61bad3e4a987 100644
--- a/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationApplicationBuilderExtensions.cs
+++ b/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationApplicationBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationHttpClientBuilderExtensions.cs b/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationHttpClientBuilderExtensions.cs
index 8a01fc74e669..b949ab89c276 100644
--- a/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationHttpClientBuilderExtensions.cs
+++ b/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationHttpClientBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HeaderPropagation;
diff --git a/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationServiceCollectionExtensions.cs b/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationServiceCollectionExtensions.cs
index e7f99064d434..74d2ee14ff9e 100644
--- a/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationServiceCollectionExtensions.cs
+++ b/src/Middleware/HeaderPropagation/src/DependencyInjection/HeaderPropagationServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationContext.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationContext.cs
index bacddeae00ab..8879cfd7330b 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationContext.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationEntry.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationEntry.cs
index 9d7b3a45e584..7f5748fa82e1 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationEntry.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationEntry.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationEntryCollection.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationEntryCollection.cs
index eac5086275b7..1679537762bf 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationEntryCollection.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationEntryCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.ObjectModel;
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandler.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandler.cs
index 79f09577676b..3803c5b8a3bf 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandler.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerEntry.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerEntry.cs
index 8c982696a42c..d07fb680c025 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerEntry.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerEntry.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerEntryCollection.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerEntryCollection.cs
index 002f3a3368d7..4709bdc8d6f5 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerEntryCollection.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerEntryCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.ObjectModel;
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerOptions.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerOptions.cs
index 27dbb74b2d3d..b42befed93ed 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerOptions.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationMessageHandlerOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.HeaderPropagation
 {
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationMiddleware.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationMiddleware.cs
index a0e672c10474..d12d45fe6aa2 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationMiddleware.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationOptions.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationOptions.cs
index 731c2ca28609..7091d558abf9 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationOptions.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.HeaderPropagation
 {
diff --git a/src/Middleware/HeaderPropagation/src/HeaderPropagationValues.cs b/src/Middleware/HeaderPropagation/src/HeaderPropagationValues.cs
index 6be18702edae..6f17cbde77bb 100644
--- a/src/Middleware/HeaderPropagation/src/HeaderPropagationValues.cs
+++ b/src/Middleware/HeaderPropagation/src/HeaderPropagationValues.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HeaderPropagation/test/HeaderPropagationIntegrationTest.cs b/src/Middleware/HeaderPropagation/test/HeaderPropagationIntegrationTest.cs
index 4c3dddb7797c..f7446f30df1c 100644
--- a/src/Middleware/HeaderPropagation/test/HeaderPropagationIntegrationTest.cs
+++ b/src/Middleware/HeaderPropagation/test/HeaderPropagationIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Middleware/HeaderPropagation/test/HeaderPropagationMessageHandlerEntryCollectionTest.cs b/src/Middleware/HeaderPropagation/test/HeaderPropagationMessageHandlerEntryCollectionTest.cs
index 483585c6d2b7..3f323f953fcc 100644
--- a/src/Middleware/HeaderPropagation/test/HeaderPropagationMessageHandlerEntryCollectionTest.cs
+++ b/src/Middleware/HeaderPropagation/test/HeaderPropagationMessageHandlerEntryCollectionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Middleware/HeaderPropagation/test/HeaderPropagationMessageHandlerTest.cs b/src/Middleware/HeaderPropagation/test/HeaderPropagationMessageHandlerTest.cs
index fe51ea0e1f28..2e0ad53f2b6b 100644
--- a/src/Middleware/HeaderPropagation/test/HeaderPropagationMessageHandlerTest.cs
+++ b/src/Middleware/HeaderPropagation/test/HeaderPropagationMessageHandlerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HeaderPropagation/test/HeaderPropagationMiddlewareTest.cs b/src/Middleware/HeaderPropagation/test/HeaderPropagationMiddlewareTest.cs
index 3303cf66e523..e675f24a1016 100644
--- a/src/Middleware/HeaderPropagation/test/HeaderPropagationMiddlewareTest.cs
+++ b/src/Middleware/HeaderPropagation/test/HeaderPropagationMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HealthChecks.EntityFrameworkCore/src/DbContextHealthCheck.cs b/src/Middleware/HealthChecks.EntityFrameworkCore/src/DbContextHealthCheck.cs
index 6481bd29d38a..c74f4deb4998 100644
--- a/src/Middleware/HealthChecks.EntityFrameworkCore/src/DbContextHealthCheck.cs
+++ b/src/Middleware/HealthChecks.EntityFrameworkCore/src/DbContextHealthCheck.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/HealthChecks.EntityFrameworkCore/src/DbContextHealthCheckOptions.cs b/src/Middleware/HealthChecks.EntityFrameworkCore/src/DbContextHealthCheckOptions.cs
index 3e45f0caaf26..16b67c1cd341 100644
--- a/src/Middleware/HealthChecks.EntityFrameworkCore/src/DbContextHealthCheckOptions.cs
+++ b/src/Middleware/HealthChecks.EntityFrameworkCore/src/DbContextHealthCheckOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/HealthChecks.EntityFrameworkCore/src/DependencyInjection/EntityFrameworkCoreHealthChecksBuilderExtensions.cs b/src/Middleware/HealthChecks.EntityFrameworkCore/src/DependencyInjection/EntityFrameworkCoreHealthChecksBuilderExtensions.cs
index 86c236a1d6a7..2254e00341f5 100644
--- a/src/Middleware/HealthChecks.EntityFrameworkCore/src/DependencyInjection/EntityFrameworkCoreHealthChecksBuilderExtensions.cs
+++ b/src/Middleware/HealthChecks.EntityFrameworkCore/src/DependencyInjection/EntityFrameworkCoreHealthChecksBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HealthChecks.EntityFrameworkCore/src/Properties/AssemblyInfo.cs b/src/Middleware/HealthChecks.EntityFrameworkCore/src/Properties/AssemblyInfo.cs
index 1aa256d83ab0..210e1443d54e 100644
--- a/src/Middleware/HealthChecks.EntityFrameworkCore/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/HealthChecks.EntityFrameworkCore/src/Properties/AssemblyInfo.cs
@@ -1,3 +1,6 @@
-using System.Runtime.CompilerServices;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System.Runtime.CompilerServices;
 
 [assembly: InternalsVisibleTo("Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore.Tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
\ No newline at end of file
diff --git a/src/Middleware/HealthChecks.EntityFrameworkCore/test/DbContextHealthCheckTest.cs b/src/Middleware/HealthChecks.EntityFrameworkCore/test/DbContextHealthCheckTest.cs
index df22c3361fb2..f23f2d3b787a 100644
--- a/src/Middleware/HealthChecks.EntityFrameworkCore/test/DbContextHealthCheckTest.cs
+++ b/src/Middleware/HealthChecks.EntityFrameworkCore/test/DbContextHealthCheckTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/HealthChecks.EntityFrameworkCore/test/DependencyInjection/EntityFrameworkCoreHealthChecksBuilderExtensionsTest.cs b/src/Middleware/HealthChecks.EntityFrameworkCore/test/DependencyInjection/EntityFrameworkCoreHealthChecksBuilderExtensionsTest.cs
index 9efcb025e066..251ab3159a51 100644
--- a/src/Middleware/HealthChecks.EntityFrameworkCore/test/DependencyInjection/EntityFrameworkCoreHealthChecksBuilderExtensionsTest.cs
+++ b/src/Middleware/HealthChecks.EntityFrameworkCore/test/DependencyInjection/EntityFrameworkCoreHealthChecksBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using System.Threading.Tasks;
diff --git a/src/Middleware/HealthChecks.EntityFrameworkCore/test/TestDbContext.cs b/src/Middleware/HealthChecks.EntityFrameworkCore/test/TestDbContext.cs
index e38ed93674fd..7cc9d2cdddca 100644
--- a/src/Middleware/HealthChecks.EntityFrameworkCore/test/TestDbContext.cs
+++ b/src/Middleware/HealthChecks.EntityFrameworkCore/test/TestDbContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.EntityFrameworkCore;
 
diff --git a/src/Middleware/HealthChecks/src/Builder/HealthCheckApplicationBuilderExtensions.cs b/src/Middleware/HealthChecks/src/Builder/HealthCheckApplicationBuilderExtensions.cs
index f3ae70bc803f..81b151091c76 100644
--- a/src/Middleware/HealthChecks/src/Builder/HealthCheckApplicationBuilderExtensions.cs
+++ b/src/Middleware/HealthChecks/src/Builder/HealthCheckApplicationBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Diagnostics.HealthChecks;
diff --git a/src/Middleware/HealthChecks/src/Builder/HealthCheckEndpointRouteBuilderExtensions.cs b/src/Middleware/HealthChecks/src/Builder/HealthCheckEndpointRouteBuilderExtensions.cs
index b482d1e9cc7c..b7f57b1dfc4c 100644
--- a/src/Middleware/HealthChecks/src/Builder/HealthCheckEndpointRouteBuilderExtensions.cs
+++ b/src/Middleware/HealthChecks/src/Builder/HealthCheckEndpointRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Diagnostics.HealthChecks;
diff --git a/src/Middleware/HealthChecks/src/HealthCheckMiddleware.cs b/src/Middleware/HealthChecks/src/HealthCheckMiddleware.cs
index 83375433a57a..2cf891fbc0f9 100644
--- a/src/Middleware/HealthChecks/src/HealthCheckMiddleware.cs
+++ b/src/Middleware/HealthChecks/src/HealthCheckMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HealthChecks/src/HealthCheckOptions.cs b/src/Middleware/HealthChecks/src/HealthCheckOptions.cs
index 65212c70a1a9..0b80531114cc 100644
--- a/src/Middleware/HealthChecks/src/HealthCheckOptions.cs
+++ b/src/Middleware/HealthChecks/src/HealthCheckOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HealthChecks/src/HealthCheckResponseWriters.cs b/src/Middleware/HealthChecks/src/HealthCheckResponseWriters.cs
index 50cb8c736e9e..6050e5ae2da0 100644
--- a/src/Middleware/HealthChecks/src/HealthCheckResponseWriters.cs
+++ b/src/Middleware/HealthChecks/src/HealthCheckResponseWriters.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/HealthChecks/test/UnitTests/HealthCheckEndpointRouteBuilderExtensionsTest.cs b/src/Middleware/HealthChecks/test/UnitTests/HealthCheckEndpointRouteBuilderExtensionsTest.cs
index 857b5835899f..49e149405839 100644
--- a/src/Middleware/HealthChecks/test/UnitTests/HealthCheckEndpointRouteBuilderExtensionsTest.cs
+++ b/src/Middleware/HealthChecks/test/UnitTests/HealthCheckEndpointRouteBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HealthChecks/test/UnitTests/HealthCheckMiddlewareSampleTest.cs b/src/Middleware/HealthChecks/test/UnitTests/HealthCheckMiddlewareSampleTest.cs
index 0d5d648a8734..6644d84d7392 100644
--- a/src/Middleware/HealthChecks/test/UnitTests/HealthCheckMiddlewareSampleTest.cs
+++ b/src/Middleware/HealthChecks/test/UnitTests/HealthCheckMiddlewareSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Threading.Tasks;
diff --git a/src/Middleware/HealthChecks/test/UnitTests/HealthCheckMiddlewareTests.cs b/src/Middleware/HealthChecks/test/UnitTests/HealthCheckMiddlewareTests.cs
index 9cbd0532bdac..e21e631b0315 100644
--- a/src/Middleware/HealthChecks/test/UnitTests/HealthCheckMiddlewareTests.cs
+++ b/src/Middleware/HealthChecks/test/UnitTests/HealthCheckMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HostFiltering/sample/Program.cs b/src/Middleware/HostFiltering/sample/Program.cs
index 8aad652893bf..c166d73b5994 100644
--- a/src/Middleware/HostFiltering/sample/Program.cs
+++ b/src/Middleware/HostFiltering/sample/Program.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Middleware/HostFiltering/sample/Startup.cs b/src/Middleware/HostFiltering/sample/Startup.cs
index ca0d74ccbd60..f7c8688b3b42 100644
--- a/src/Middleware/HostFiltering/sample/Startup.cs
+++ b/src/Middleware/HostFiltering/sample/Startup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HostFiltering/src/HostFilteringBuilderExtensions.cs b/src/Middleware/HostFiltering/src/HostFilteringBuilderExtensions.cs
index b8722de1c7f3..d4562ee66f89 100644
--- a/src/Middleware/HostFiltering/src/HostFilteringBuilderExtensions.cs
+++ b/src/Middleware/HostFiltering/src/HostFilteringBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HostFiltering;
diff --git a/src/Middleware/HostFiltering/src/HostFilteringMiddleware.cs b/src/Middleware/HostFiltering/src/HostFilteringMiddleware.cs
index 749d83391787..9d7951ad3924 100644
--- a/src/Middleware/HostFiltering/src/HostFilteringMiddleware.cs
+++ b/src/Middleware/HostFiltering/src/HostFilteringMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HostFiltering/src/HostFilteringOptions.cs b/src/Middleware/HostFiltering/src/HostFilteringOptions.cs
index f2c0d6f467f2..363214db6bda 100644
--- a/src/Middleware/HostFiltering/src/HostFilteringOptions.cs
+++ b/src/Middleware/HostFiltering/src/HostFilteringOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Middleware/HostFiltering/src/HostFilteringServicesExtensions.cs b/src/Middleware/HostFiltering/src/HostFilteringServicesExtensions.cs
index 81b48444a8e0..254e5bbd91ef 100644
--- a/src/Middleware/HostFiltering/src/HostFilteringServicesExtensions.cs
+++ b/src/Middleware/HostFiltering/src/HostFilteringServicesExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HostFiltering;
diff --git a/src/Middleware/HostFiltering/src/LoggerExtensions.cs b/src/Middleware/HostFiltering/src/LoggerExtensions.cs
index 1c6559e5573a..4fcc53613666 100644
--- a/src/Middleware/HostFiltering/src/LoggerExtensions.cs
+++ b/src/Middleware/HostFiltering/src/LoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/HostFiltering/test/HostFilteringMiddlewareTests.cs b/src/Middleware/HostFiltering/test/HostFilteringMiddlewareTests.cs
index 9908f9248cc9..75836cfa26ab 100644
--- a/src/Middleware/HostFiltering/test/HostFilteringMiddlewareTests.cs
+++ b/src/Middleware/HostFiltering/test/HostFilteringMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HttpOverrides/sample/Startup.cs b/src/Middleware/HttpOverrides/sample/Startup.cs
index 69423d52e1c4..185b8c8982e1 100644
--- a/src/Middleware/HttpOverrides/sample/Startup.cs
+++ b/src/Middleware/HttpOverrides/sample/Startup.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Middleware/HttpOverrides/src/CertificateForwardingBuilderExtensions.cs b/src/Middleware/HttpOverrides/src/CertificateForwardingBuilderExtensions.cs
index 60e58d894d2a..b38396b9ed1f 100644
--- a/src/Middleware/HttpOverrides/src/CertificateForwardingBuilderExtensions.cs
+++ b/src/Middleware/HttpOverrides/src/CertificateForwardingBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HttpOverrides;
diff --git a/src/Middleware/HttpOverrides/src/CertificateForwardingFeature.cs b/src/Middleware/HttpOverrides/src/CertificateForwardingFeature.cs
index f5abc1e59c41..c7d9419b4a42 100644
--- a/src/Middleware/HttpOverrides/src/CertificateForwardingFeature.cs
+++ b/src/Middleware/HttpOverrides/src/CertificateForwardingFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/Middleware/HttpOverrides/src/CertificateForwardingMiddleware.cs b/src/Middleware/HttpOverrides/src/CertificateForwardingMiddleware.cs
index 77ff2823612d..f639b82b7a76 100644
--- a/src/Middleware/HttpOverrides/src/CertificateForwardingMiddleware.cs
+++ b/src/Middleware/HttpOverrides/src/CertificateForwardingMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/HttpOverrides/src/CertificateForwardingOptions.cs b/src/Middleware/HttpOverrides/src/CertificateForwardingOptions.cs
index 4dccdda3b154..262b70eb5eab 100644
--- a/src/Middleware/HttpOverrides/src/CertificateForwardingOptions.cs
+++ b/src/Middleware/HttpOverrides/src/CertificateForwardingOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/Middleware/HttpOverrides/src/CertificateForwardingServiceExtensions.cs b/src/Middleware/HttpOverrides/src/CertificateForwardingServiceExtensions.cs
index ffdd4e403bc8..268d486edc48 100644
--- a/src/Middleware/HttpOverrides/src/CertificateForwardingServiceExtensions.cs
+++ b/src/Middleware/HttpOverrides/src/CertificateForwardingServiceExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HttpOverrides;
diff --git a/src/Middleware/HttpOverrides/src/ForwardedHeaders.cs b/src/Middleware/HttpOverrides/src/ForwardedHeaders.cs
index 0da2b1062215..9411473327ca 100644
--- a/src/Middleware/HttpOverrides/src/ForwardedHeaders.cs
+++ b/src/Middleware/HttpOverrides/src/ForwardedHeaders.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/HttpOverrides/src/ForwardedHeadersDefaults.cs b/src/Middleware/HttpOverrides/src/ForwardedHeadersDefaults.cs
index 959dc295d3b6..0d44e4a8d31d 100644
--- a/src/Middleware/HttpOverrides/src/ForwardedHeadersDefaults.cs
+++ b/src/Middleware/HttpOverrides/src/ForwardedHeadersDefaults.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.HttpOverrides
 {
diff --git a/src/Middleware/HttpOverrides/src/ForwardedHeadersExtensions.cs b/src/Middleware/HttpOverrides/src/ForwardedHeadersExtensions.cs
index eb50f3a41f78..9c787f6e7717 100644
--- a/src/Middleware/HttpOverrides/src/ForwardedHeadersExtensions.cs
+++ b/src/Middleware/HttpOverrides/src/ForwardedHeadersExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HttpOverrides;
diff --git a/src/Middleware/HttpOverrides/src/ForwardedHeadersMiddleware.cs b/src/Middleware/HttpOverrides/src/ForwardedHeadersMiddleware.cs
index 9182b66d66fd..ceee14093b92 100644
--- a/src/Middleware/HttpOverrides/src/ForwardedHeadersMiddleware.cs
+++ b/src/Middleware/HttpOverrides/src/ForwardedHeadersMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HttpOverrides/src/ForwardedHeadersOptions.cs b/src/Middleware/HttpOverrides/src/ForwardedHeadersOptions.cs
index dcfe650f3d88..ed420f2306b2 100644
--- a/src/Middleware/HttpOverrides/src/ForwardedHeadersOptions.cs
+++ b/src/Middleware/HttpOverrides/src/ForwardedHeadersOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Net;
diff --git a/src/Middleware/HttpOverrides/src/HttpMethodOverrideExtensions.cs b/src/Middleware/HttpOverrides/src/HttpMethodOverrideExtensions.cs
index 07e3d06517ce..c5f9fddfa252 100644
--- a/src/Middleware/HttpOverrides/src/HttpMethodOverrideExtensions.cs
+++ b/src/Middleware/HttpOverrides/src/HttpMethodOverrideExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HttpOverrides;
diff --git a/src/Middleware/HttpOverrides/src/HttpMethodOverrideMiddleware.cs b/src/Middleware/HttpOverrides/src/HttpMethodOverrideMiddleware.cs
index 9d44412cc747..4ac89937932a 100644
--- a/src/Middleware/HttpOverrides/src/HttpMethodOverrideMiddleware.cs
+++ b/src/Middleware/HttpOverrides/src/HttpMethodOverrideMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/HttpOverrides/src/HttpMethodOverrideOptions.cs b/src/Middleware/HttpOverrides/src/HttpMethodOverrideOptions.cs
index 93e0fa8e90c5..607daf7767b5 100644
--- a/src/Middleware/HttpOverrides/src/HttpMethodOverrideOptions.cs
+++ b/src/Middleware/HttpOverrides/src/HttpMethodOverrideOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.HttpOverrides;
 
diff --git a/src/Middleware/HttpOverrides/src/IPNetwork.cs b/src/Middleware/HttpOverrides/src/IPNetwork.cs
index 9c5ff7591ed2..bf9936925c9e 100644
--- a/src/Middleware/HttpOverrides/src/IPNetwork.cs
+++ b/src/Middleware/HttpOverrides/src/IPNetwork.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 
diff --git a/src/Middleware/HttpOverrides/src/LoggingExtensions.cs b/src/Middleware/HttpOverrides/src/LoggingExtensions.cs
index 61f2f1b51fe9..65778811703c 100644
--- a/src/Middleware/HttpOverrides/src/LoggingExtensions.cs
+++ b/src/Middleware/HttpOverrides/src/LoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/HttpOverrides/test/CertificateForwardingTest.cs b/src/Middleware/HttpOverrides/test/CertificateForwardingTest.cs
index 6579a17b15ca..4b5a6481d66a 100644
--- a/src/Middleware/HttpOverrides/test/CertificateForwardingTest.cs
+++ b/src/Middleware/HttpOverrides/test/CertificateForwardingTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/HttpOverrides/test/ForwardedHeadersMiddlewareTest.cs b/src/Middleware/HttpOverrides/test/ForwardedHeadersMiddlewareTest.cs
index 71c78b79926f..ce485ebf1713 100644
--- a/src/Middleware/HttpOverrides/test/ForwardedHeadersMiddlewareTest.cs
+++ b/src/Middleware/HttpOverrides/test/ForwardedHeadersMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/HttpOverrides/test/HttpMethodOverrideMiddlewareTest.cs b/src/Middleware/HttpOverrides/test/HttpMethodOverrideMiddlewareTest.cs
index d36cc29c77a8..614346d5c8ec 100644
--- a/src/Middleware/HttpOverrides/test/HttpMethodOverrideMiddlewareTest.cs
+++ b/src/Middleware/HttpOverrides/test/HttpMethodOverrideMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Net.Http;
diff --git a/src/Middleware/HttpOverrides/test/IPNetworkTest.cs b/src/Middleware/HttpOverrides/test/IPNetworkTest.cs
index cd5c37b906a9..f7bc40987fd7 100644
--- a/src/Middleware/HttpOverrides/test/IPNetworkTest.cs
+++ b/src/Middleware/HttpOverrides/test/IPNetworkTest.cs
@@ -1,5 +1,6 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Net;
 using Xunit;
 
diff --git a/src/Middleware/HttpsPolicy/sample/Startup.cs b/src/Middleware/HttpsPolicy/sample/Startup.cs
index cd83e7f3df7d..13c9bc6cfc7a 100644
--- a/src/Middleware/HttpsPolicy/sample/Startup.cs
+++ b/src/Middleware/HttpsPolicy/sample/Startup.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.IO;
diff --git a/src/Middleware/HttpsPolicy/src/HstsBuilderExtensions.cs b/src/Middleware/HttpsPolicy/src/HstsBuilderExtensions.cs
index 840593c5fbd2..b4aac69c489a 100644
--- a/src/Middleware/HttpsPolicy/src/HstsBuilderExtensions.cs
+++ b/src/Middleware/HttpsPolicy/src/HstsBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/HttpsPolicy/src/HstsLoggingExtensions.cs b/src/Middleware/HttpsPolicy/src/HstsLoggingExtensions.cs
index 7fcaa1ea2e55..f673b30784cb 100644
--- a/src/Middleware/HttpsPolicy/src/HstsLoggingExtensions.cs
+++ b/src/Middleware/HttpsPolicy/src/HstsLoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/HttpsPolicy/src/HstsMiddleware.cs b/src/Middleware/HttpsPolicy/src/HstsMiddleware.cs
index 7deeb2ff0881..ea5ac6644cfd 100644
--- a/src/Middleware/HttpsPolicy/src/HstsMiddleware.cs
+++ b/src/Middleware/HttpsPolicy/src/HstsMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HttpsPolicy/src/HstsOptions.cs b/src/Middleware/HttpsPolicy/src/HstsOptions.cs
index 92803963ebff..0284dc5e3a49 100644
--- a/src/Middleware/HttpsPolicy/src/HstsOptions.cs
+++ b/src/Middleware/HttpsPolicy/src/HstsOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HttpsPolicy/src/HstsServicesExtensions.cs b/src/Middleware/HttpsPolicy/src/HstsServicesExtensions.cs
index 425ec9040cb0..891e19b87a62 100644
--- a/src/Middleware/HttpsPolicy/src/HstsServicesExtensions.cs
+++ b/src/Middleware/HttpsPolicy/src/HstsServicesExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HttpsPolicy;
diff --git a/src/Middleware/HttpsPolicy/src/HttpsLoggingExtensions.cs b/src/Middleware/HttpsPolicy/src/HttpsLoggingExtensions.cs
index f3b00416f566..244ec1f07078 100644
--- a/src/Middleware/HttpsPolicy/src/HttpsLoggingExtensions.cs
+++ b/src/Middleware/HttpsPolicy/src/HttpsLoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/HttpsPolicy/src/HttpsRedirectionBuilderExtensions.cs b/src/Middleware/HttpsPolicy/src/HttpsRedirectionBuilderExtensions.cs
index c6f804763fff..92bf7a97ecd2 100644
--- a/src/Middleware/HttpsPolicy/src/HttpsRedirectionBuilderExtensions.cs
+++ b/src/Middleware/HttpsPolicy/src/HttpsRedirectionBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HttpsPolicy/src/HttpsRedirectionMiddleware.cs b/src/Middleware/HttpsPolicy/src/HttpsRedirectionMiddleware.cs
index 215507912f3e..18e3e2297ace 100644
--- a/src/Middleware/HttpsPolicy/src/HttpsRedirectionMiddleware.cs
+++ b/src/Middleware/HttpsPolicy/src/HttpsRedirectionMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/HttpsPolicy/src/HttpsRedirectionOptions.cs b/src/Middleware/HttpsPolicy/src/HttpsRedirectionOptions.cs
index 0e1c625bd7dc..566cf11c1f32 100644
--- a/src/Middleware/HttpsPolicy/src/HttpsRedirectionOptions.cs
+++ b/src/Middleware/HttpsPolicy/src/HttpsRedirectionOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Middleware/HttpsPolicy/src/HttpsRedirectionServicesExtensions.cs b/src/Middleware/HttpsPolicy/src/HttpsRedirectionServicesExtensions.cs
index 24c9e114e8b9..1062f1c06270 100644
--- a/src/Middleware/HttpsPolicy/src/HttpsRedirectionServicesExtensions.cs
+++ b/src/Middleware/HttpsPolicy/src/HttpsRedirectionServicesExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HttpsPolicy;
diff --git a/src/Middleware/HttpsPolicy/test/HstsMiddlewareTests.cs b/src/Middleware/HttpsPolicy/test/HstsMiddlewareTests.cs
index 232f2e474803..c067ed1c46f7 100644
--- a/src/Middleware/HttpsPolicy/test/HstsMiddlewareTests.cs
+++ b/src/Middleware/HttpsPolicy/test/HstsMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/HttpsPolicy/test/HttpsPolicyTests.cs b/src/Middleware/HttpsPolicy/test/HttpsPolicyTests.cs
index d246c6255f01..1e5f13be2436 100644
--- a/src/Middleware/HttpsPolicy/test/HttpsPolicyTests.cs
+++ b/src/Middleware/HttpsPolicy/test/HttpsPolicyTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/HttpsPolicy/test/HttpsRedirectionMiddlewareTests.cs b/src/Middleware/HttpsPolicy/test/HttpsRedirectionMiddlewareTests.cs
index d4bd8fc7df2e..36369b4614cb 100644
--- a/src/Middleware/HttpsPolicy/test/HttpsRedirectionMiddlewareTests.cs
+++ b/src/Middleware/HttpsPolicy/test/HttpsRedirectionMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Localization.Routing/src/RouteDataRequestCultureProvider.cs b/src/Middleware/Localization.Routing/src/RouteDataRequestCultureProvider.cs
index 076ef834d63b..e77e5caf27e4 100644
--- a/src/Middleware/Localization.Routing/src/RouteDataRequestCultureProvider.cs
+++ b/src/Middleware/Localization.Routing/src/RouteDataRequestCultureProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Localization.Routing/test/RouteDataRequestCultureProviderTest.cs b/src/Middleware/Localization.Routing/test/RouteDataRequestCultureProviderTest.cs
index 9aa142ce55a9..3e3dc4d00069 100644
--- a/src/Middleware/Localization.Routing/test/RouteDataRequestCultureProviderTest.cs
+++ b/src/Middleware/Localization.Routing/test/RouteDataRequestCultureProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Globalization;
diff --git a/src/Middleware/Localization/sample/Startup.cs b/src/Middleware/Localization/sample/Startup.cs
index 3b8eef29f7d1..2fd42cc0145d 100644
--- a/src/Middleware/Localization/sample/Startup.cs
+++ b/src/Middleware/Localization/sample/Startup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/Localization/src/AcceptLanguageHeaderRequestCultureProvider.cs b/src/Middleware/Localization/src/AcceptLanguageHeaderRequestCultureProvider.cs
index d811f8f77833..c1fc6e2bf90a 100644
--- a/src/Middleware/Localization/src/AcceptLanguageHeaderRequestCultureProvider.cs
+++ b/src/Middleware/Localization/src/AcceptLanguageHeaderRequestCultureProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Localization/src/ApplicationBuilderExtensions.cs b/src/Middleware/Localization/src/ApplicationBuilderExtensions.cs
index d867607654b4..6ad4e0897574 100644
--- a/src/Middleware/Localization/src/ApplicationBuilderExtensions.cs
+++ b/src/Middleware/Localization/src/ApplicationBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Localization;
diff --git a/src/Middleware/Localization/src/CookieRequestCultureProvider.cs b/src/Middleware/Localization/src/CookieRequestCultureProvider.cs
index 1ece3dbb42c8..9422e14a7a9b 100644
--- a/src/Middleware/Localization/src/CookieRequestCultureProvider.cs
+++ b/src/Middleware/Localization/src/CookieRequestCultureProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Localization/src/CustomRequestCultureProvider.cs b/src/Middleware/Localization/src/CustomRequestCultureProvider.cs
index 412deb10aef3..5ee03fed7cb6 100644
--- a/src/Middleware/Localization/src/CustomRequestCultureProvider.cs
+++ b/src/Middleware/Localization/src/CustomRequestCultureProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Localization/src/IRequestCultureFeature.cs b/src/Middleware/Localization/src/IRequestCultureFeature.cs
index 25cffa570829..b459d9ba684f 100644
--- a/src/Middleware/Localization/src/IRequestCultureFeature.cs
+++ b/src/Middleware/Localization/src/IRequestCultureFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Localization
 {
diff --git a/src/Middleware/Localization/src/IRequestCultureProvider.cs b/src/Middleware/Localization/src/IRequestCultureProvider.cs
index 835e436b2f56..ad1fa5272fb6 100644
--- a/src/Middleware/Localization/src/IRequestCultureProvider.cs
+++ b/src/Middleware/Localization/src/IRequestCultureProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Localization/src/ProviderCultureResult.cs b/src/Middleware/Localization/src/ProviderCultureResult.cs
index 2cb8b50e710e..3b3990510135 100644
--- a/src/Middleware/Localization/src/ProviderCultureResult.cs
+++ b/src/Middleware/Localization/src/ProviderCultureResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Middleware/Localization/src/QueryStringRequestCultureProvider.cs b/src/Middleware/Localization/src/QueryStringRequestCultureProvider.cs
index 46cbb0ad5ce3..be9f3a537252 100644
--- a/src/Middleware/Localization/src/QueryStringRequestCultureProvider.cs
+++ b/src/Middleware/Localization/src/QueryStringRequestCultureProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Localization/src/RequestCulture.cs b/src/Middleware/Localization/src/RequestCulture.cs
index 05dfe31a5e55..e9e6b6a8be11 100644
--- a/src/Middleware/Localization/src/RequestCulture.cs
+++ b/src/Middleware/Localization/src/RequestCulture.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/Localization/src/RequestCultureFeature.cs b/src/Middleware/Localization/src/RequestCultureFeature.cs
index ed8ba1e7c818..6056167f3032 100644
--- a/src/Middleware/Localization/src/RequestCultureFeature.cs
+++ b/src/Middleware/Localization/src/RequestCultureFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Localization/src/RequestCultureProvider.cs b/src/Middleware/Localization/src/RequestCultureProvider.cs
index 20d22f21b44e..bc971943911e 100644
--- a/src/Middleware/Localization/src/RequestCultureProvider.cs
+++ b/src/Middleware/Localization/src/RequestCultureProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. 
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. 
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/Localization/src/RequestCultureProviderLoggerExtensions.cs b/src/Middleware/Localization/src/RequestCultureProviderLoggerExtensions.cs
index d7af673e74bd..d6ada0b42cf1 100644
--- a/src/Middleware/Localization/src/RequestCultureProviderLoggerExtensions.cs
+++ b/src/Middleware/Localization/src/RequestCultureProviderLoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Localization/src/RequestLocalizationMiddleware.cs b/src/Middleware/Localization/src/RequestLocalizationMiddleware.cs
index 0afc657b9fca..5e3a8861e622 100644
--- a/src/Middleware/Localization/src/RequestLocalizationMiddleware.cs
+++ b/src/Middleware/Localization/src/RequestLocalizationMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Localization/src/RequestLocalizationOptions.cs b/src/Middleware/Localization/src/RequestLocalizationOptions.cs
index 28ed73b83e1e..e8e15cca8054 100644
--- a/src/Middleware/Localization/src/RequestLocalizationOptions.cs
+++ b/src/Middleware/Localization/src/RequestLocalizationOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Localization/src/RequestLocalizationOptionsExtensions.cs b/src/Middleware/Localization/src/RequestLocalizationOptionsExtensions.cs
index d0bf911c744a..86ab583f9bad 100644
--- a/src/Middleware/Localization/src/RequestLocalizationOptionsExtensions.cs
+++ b/src/Middleware/Localization/src/RequestLocalizationOptionsExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Localization;
diff --git a/src/Middleware/Localization/src/RequestLocalizationServiceCollectionExtensions.cs b/src/Middleware/Localization/src/RequestLocalizationServiceCollectionExtensions.cs
index 9e0cf69953af..6d6070578e92 100644
--- a/src/Middleware/Localization/src/RequestLocalizationServiceCollectionExtensions.cs
+++ b/src/Middleware/Localization/src/RequestLocalizationServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/Localization/test/FunctionalTests/LocalizationSampleTest.cs b/src/Middleware/Localization/test/FunctionalTests/LocalizationSampleTest.cs
index f264be58e152..fcbbd2a9e3a1 100644
--- a/src/Middleware/Localization/test/FunctionalTests/LocalizationSampleTest.cs
+++ b/src/Middleware/Localization/test/FunctionalTests/LocalizationSampleTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/Localization/test/FunctionalTests/LocalizationTest.cs b/src/Middleware/Localization/test/FunctionalTests/LocalizationTest.cs
index 7c2cf51063e7..80fd251b3396 100644
--- a/src/Middleware/Localization/test/FunctionalTests/LocalizationTest.cs
+++ b/src/Middleware/Localization/test/FunctionalTests/LocalizationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Middleware/Localization/test/UnitTests/AcceptLanguageHeaderRequestCultureProviderTest.cs b/src/Middleware/Localization/test/UnitTests/AcceptLanguageHeaderRequestCultureProviderTest.cs
index d1e6f789f0d0..2f04761a33ff 100644
--- a/src/Middleware/Localization/test/UnitTests/AcceptLanguageHeaderRequestCultureProviderTest.cs
+++ b/src/Middleware/Localization/test/UnitTests/AcceptLanguageHeaderRequestCultureProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Globalization;
diff --git a/src/Middleware/Localization/test/UnitTests/CookieRequestCultureProviderTest.cs b/src/Middleware/Localization/test/UnitTests/CookieRequestCultureProviderTest.cs
index 6e5bffcb3d9f..2ad8a3f7ca29 100644
--- a/src/Middleware/Localization/test/UnitTests/CookieRequestCultureProviderTest.cs
+++ b/src/Middleware/Localization/test/UnitTests/CookieRequestCultureProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Globalization;
diff --git a/src/Middleware/Localization/test/UnitTests/CustomRequestCultureProviderTest.cs b/src/Middleware/Localization/test/UnitTests/CustomRequestCultureProviderTest.cs
index 2f5c2fb353fd..f23bc446f443 100644
--- a/src/Middleware/Localization/test/UnitTests/CustomRequestCultureProviderTest.cs
+++ b/src/Middleware/Localization/test/UnitTests/CustomRequestCultureProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Localization/test/UnitTests/QueryStringRequestCultureProviderTest.cs b/src/Middleware/Localization/test/UnitTests/QueryStringRequestCultureProviderTest.cs
index 6284e1c022d4..4df31ab24cf0 100644
--- a/src/Middleware/Localization/test/UnitTests/QueryStringRequestCultureProviderTest.cs
+++ b/src/Middleware/Localization/test/UnitTests/QueryStringRequestCultureProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Globalization;
diff --git a/src/Middleware/Localization/test/UnitTests/RequestLocalizationOptionsExtensionsTest.cs b/src/Middleware/Localization/test/UnitTests/RequestLocalizationOptionsExtensionsTest.cs
index 1910fa95b665..901ac0e0be14 100644
--- a/src/Middleware/Localization/test/UnitTests/RequestLocalizationOptionsExtensionsTest.cs
+++ b/src/Middleware/Localization/test/UnitTests/RequestLocalizationOptionsExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/Localization/test/UnitTests/RequestLocalizationOptionsTest.cs b/src/Middleware/Localization/test/UnitTests/RequestLocalizationOptionsTest.cs
index c33a67332168..9233c06d7392 100644
--- a/src/Middleware/Localization/test/UnitTests/RequestLocalizationOptionsTest.cs
+++ b/src/Middleware/Localization/test/UnitTests/RequestLocalizationOptionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/MiddlewareAnalysis/samples/MiddlewareAnalysisSample/Startup.cs b/src/Middleware/MiddlewareAnalysis/samples/MiddlewareAnalysisSample/Startup.cs
index de7ff66d1c41..6c12be36c7c5 100644
--- a/src/Middleware/MiddlewareAnalysis/samples/MiddlewareAnalysisSample/Startup.cs
+++ b/src/Middleware/MiddlewareAnalysis/samples/MiddlewareAnalysisSample/Startup.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Diagnostics;
 using System.Threading.Tasks;
diff --git a/src/Middleware/MiddlewareAnalysis/src/AnalysisBuilder.cs b/src/Middleware/MiddlewareAnalysis/src/AnalysisBuilder.cs
index e1e4f837e609..f2e87c868f32 100644
--- a/src/Middleware/MiddlewareAnalysis/src/AnalysisBuilder.cs
+++ b/src/Middleware/MiddlewareAnalysis/src/AnalysisBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/MiddlewareAnalysis/src/AnalysisMiddleware.cs b/src/Middleware/MiddlewareAnalysis/src/AnalysisMiddleware.cs
index e07540d9bae8..05e5cf80e785 100644
--- a/src/Middleware/MiddlewareAnalysis/src/AnalysisMiddleware.cs
+++ b/src/Middleware/MiddlewareAnalysis/src/AnalysisMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/MiddlewareAnalysis/src/AnalysisServiceCollectionExtensions.cs b/src/Middleware/MiddlewareAnalysis/src/AnalysisServiceCollectionExtensions.cs
index a10a05d4620b..053df8eabf75 100644
--- a/src/Middleware/MiddlewareAnalysis/src/AnalysisServiceCollectionExtensions.cs
+++ b/src/Middleware/MiddlewareAnalysis/src/AnalysisServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Middleware/MiddlewareAnalysis/src/AnalysisStartupFilter.cs b/src/Middleware/MiddlewareAnalysis/src/AnalysisStartupFilter.cs
index 90baa6ee298d..60ece2606199 100644
--- a/src/Middleware/MiddlewareAnalysis/src/AnalysisStartupFilter.cs
+++ b/src/Middleware/MiddlewareAnalysis/src/AnalysisStartupFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/MiddlewareAnalysis/test/MiddlewareAnalysisTests.cs b/src/Middleware/MiddlewareAnalysis/test/MiddlewareAnalysisTests.cs
index 4bf4f4eaab69..e3753bd09371 100644
--- a/src/Middleware/MiddlewareAnalysis/test/MiddlewareAnalysisTests.cs
+++ b/src/Middleware/MiddlewareAnalysis/test/MiddlewareAnalysisTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/MiddlewareAnalysis/test/TestDiagnosticListener.cs b/src/Middleware/MiddlewareAnalysis/test/TestDiagnosticListener.cs
index ef171aff35c0..5ea1c7c18032 100644
--- a/src/Middleware/MiddlewareAnalysis/test/TestDiagnosticListener.cs
+++ b/src/Middleware/MiddlewareAnalysis/test/TestDiagnosticListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCaching.Abstractions/src/IResponseCachingFeature.cs b/src/Middleware/ResponseCaching.Abstractions/src/IResponseCachingFeature.cs
index bf1f55944f8d..0438a1357c84 100644
--- a/src/Middleware/ResponseCaching.Abstractions/src/IResponseCachingFeature.cs
+++ b/src/Middleware/ResponseCaching.Abstractions/src/IResponseCachingFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.ResponseCaching
 {
diff --git a/src/Middleware/ResponseCaching/samples/ResponseCachingSample/Startup.cs b/src/Middleware/ResponseCaching/samples/ResponseCachingSample/Startup.cs
index 3d691a3db4f0..94f53e54047b 100644
--- a/src/Middleware/ResponseCaching/samples/ResponseCachingSample/Startup.cs
+++ b/src/Middleware/ResponseCaching/samples/ResponseCachingSample/Startup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/ResponseCaching/src/CacheEntry/CacheEntryHelpers.cs b/src/Middleware/ResponseCaching/src/CacheEntry/CacheEntryHelpers.cs
index 6d1e4ad137b7..d00fba0dcf0a 100644
--- a/src/Middleware/ResponseCaching/src/CacheEntry/CacheEntryHelpers.cs
+++ b/src/Middleware/ResponseCaching/src/CacheEntry/CacheEntryHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.Primitives;
 
diff --git a/src/Middleware/ResponseCaching/src/CacheEntry/CachedResponse.cs b/src/Middleware/ResponseCaching/src/CacheEntry/CachedResponse.cs
index a2bdf1120a46..70fbc2ba57a8 100644
--- a/src/Middleware/ResponseCaching/src/CacheEntry/CachedResponse.cs
+++ b/src/Middleware/ResponseCaching/src/CacheEntry/CachedResponse.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/ResponseCaching/src/CacheEntry/CachedResponseBody.cs b/src/Middleware/ResponseCaching/src/CacheEntry/CachedResponseBody.cs
index f7edf2f98673..8b51dfe1576a 100644
--- a/src/Middleware/ResponseCaching/src/CacheEntry/CachedResponseBody.cs
+++ b/src/Middleware/ResponseCaching/src/CacheEntry/CachedResponseBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCaching/src/CacheEntry/CachedVaryByRules.cs b/src/Middleware/ResponseCaching/src/CacheEntry/CachedVaryByRules.cs
index cbf46c9953b6..1514fe47d18c 100644
--- a/src/Middleware/ResponseCaching/src/CacheEntry/CachedVaryByRules.cs
+++ b/src/Middleware/ResponseCaching/src/CacheEntry/CachedVaryByRules.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.Primitives;
 
diff --git a/src/Middleware/ResponseCaching/src/FastGuid.cs b/src/Middleware/ResponseCaching/src/FastGuid.cs
index e54b61106d2e..5a5537da0105 100644
--- a/src/Middleware/ResponseCaching/src/FastGuid.cs
+++ b/src/Middleware/ResponseCaching/src/FastGuid.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/ResponseCaching/src/Interfaces/IResponseCache.cs b/src/Middleware/ResponseCaching/src/Interfaces/IResponseCache.cs
index 60b2c032f65d..d33522584704 100644
--- a/src/Middleware/ResponseCaching/src/Interfaces/IResponseCache.cs
+++ b/src/Middleware/ResponseCaching/src/Interfaces/IResponseCache.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/ResponseCaching/src/Interfaces/IResponseCacheEntry.cs b/src/Middleware/ResponseCaching/src/Interfaces/IResponseCacheEntry.cs
index 62590c33d7ac..05f4d90518c1 100644
--- a/src/Middleware/ResponseCaching/src/Interfaces/IResponseCacheEntry.cs
+++ b/src/Middleware/ResponseCaching/src/Interfaces/IResponseCacheEntry.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.ResponseCaching
 {
diff --git a/src/Middleware/ResponseCaching/src/Interfaces/IResponseCachingKeyProvider.cs b/src/Middleware/ResponseCaching/src/Interfaces/IResponseCachingKeyProvider.cs
index b3ce9fc4a770..14f5884ef900 100644
--- a/src/Middleware/ResponseCaching/src/Interfaces/IResponseCachingKeyProvider.cs
+++ b/src/Middleware/ResponseCaching/src/Interfaces/IResponseCachingKeyProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Middleware/ResponseCaching/src/Interfaces/IResponseCachingPolicyProvider.cs b/src/Middleware/ResponseCaching/src/Interfaces/IResponseCachingPolicyProvider.cs
index 3717971e9a78..a73219572a5f 100644
--- a/src/Middleware/ResponseCaching/src/Interfaces/IResponseCachingPolicyProvider.cs
+++ b/src/Middleware/ResponseCaching/src/Interfaces/IResponseCachingPolicyProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.ResponseCaching
 {
diff --git a/src/Middleware/ResponseCaching/src/Interfaces/ISystemClock.cs b/src/Middleware/ResponseCaching/src/Interfaces/ISystemClock.cs
index c68f982927d1..f36d66ab62a2 100644
--- a/src/Middleware/ResponseCaching/src/Interfaces/ISystemClock.cs
+++ b/src/Middleware/ResponseCaching/src/Interfaces/ISystemClock.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/ResponseCaching/src/LoggerExtensions.cs b/src/Middleware/ResponseCaching/src/LoggerExtensions.cs
index 39600390b6e8..f8c54ba8e323 100644
--- a/src/Middleware/ResponseCaching/src/LoggerExtensions.cs
+++ b/src/Middleware/ResponseCaching/src/LoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/ResponseCaching/src/MemoryCachedResponse.cs b/src/Middleware/ResponseCaching/src/MemoryCachedResponse.cs
index 55b4d67c1183..672212798c16 100644
--- a/src/Middleware/ResponseCaching/src/MemoryCachedResponse.cs
+++ b/src/Middleware/ResponseCaching/src/MemoryCachedResponse.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCaching/src/MemoryResponseCache.cs b/src/Middleware/ResponseCaching/src/MemoryResponseCache.cs
index a1f7a7db72df..ef3fdd944aff 100644
--- a/src/Middleware/ResponseCaching/src/MemoryResponseCache.cs
+++ b/src/Middleware/ResponseCaching/src/MemoryResponseCache.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Middleware/ResponseCaching/src/Properties/AssemblyInfo.cs b/src/Middleware/ResponseCaching/src/Properties/AssemblyInfo.cs
index 7a0fd0e4de5b..77e08ef261ca 100644
--- a/src/Middleware/ResponseCaching/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/ResponseCaching/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Middleware/ResponseCaching/src/ResponseCachingContext.cs b/src/Middleware/ResponseCaching/src/ResponseCachingContext.cs
index 88e18d42b069..3e17069e0340 100644
--- a/src/Middleware/ResponseCaching/src/ResponseCachingContext.cs
+++ b/src/Middleware/ResponseCaching/src/ResponseCachingContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Middleware/ResponseCaching/src/ResponseCachingExtensions.cs b/src/Middleware/ResponseCaching/src/ResponseCachingExtensions.cs
index 8dff8eb2f5f7..b236aef3e372 100644
--- a/src/Middleware/ResponseCaching/src/ResponseCachingExtensions.cs
+++ b/src/Middleware/ResponseCaching/src/ResponseCachingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.ResponseCaching;
diff --git a/src/Middleware/ResponseCaching/src/ResponseCachingFeature.cs b/src/Middleware/ResponseCaching/src/ResponseCachingFeature.cs
index ee9ae6b7831d..5b88f5b2b887 100644
--- a/src/Middleware/ResponseCaching/src/ResponseCachingFeature.cs
+++ b/src/Middleware/ResponseCaching/src/ResponseCachingFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/ResponseCaching/src/ResponseCachingKeyProvider.cs b/src/Middleware/ResponseCaching/src/ResponseCachingKeyProvider.cs
index 3040d43ca57f..2eed5f79b13c 100644
--- a/src/Middleware/ResponseCaching/src/ResponseCachingKeyProvider.cs
+++ b/src/Middleware/ResponseCaching/src/ResponseCachingKeyProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCaching/src/ResponseCachingMiddleware.cs b/src/Middleware/ResponseCaching/src/ResponseCachingMiddleware.cs
index ad8998dcd3a7..325492e34a34 100644
--- a/src/Middleware/ResponseCaching/src/ResponseCachingMiddleware.cs
+++ b/src/Middleware/ResponseCaching/src/ResponseCachingMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCaching/src/ResponseCachingOptions.cs b/src/Middleware/ResponseCaching/src/ResponseCachingOptions.cs
index 8f27d8c5f72b..61217d7666c8 100644
--- a/src/Middleware/ResponseCaching/src/ResponseCachingOptions.cs
+++ b/src/Middleware/ResponseCaching/src/ResponseCachingOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.ComponentModel;
 
diff --git a/src/Middleware/ResponseCaching/src/ResponseCachingPolicyProvider.cs b/src/Middleware/ResponseCaching/src/ResponseCachingPolicyProvider.cs
index 48b1895c453c..c17d8b5e9a69 100644
--- a/src/Middleware/ResponseCaching/src/ResponseCachingPolicyProvider.cs
+++ b/src/Middleware/ResponseCaching/src/ResponseCachingPolicyProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/ResponseCaching/src/ResponseCachingServicesExtensions.cs b/src/Middleware/ResponseCaching/src/ResponseCachingServicesExtensions.cs
index bbcbc389995f..e592c5e38d4d 100644
--- a/src/Middleware/ResponseCaching/src/ResponseCachingServicesExtensions.cs
+++ b/src/Middleware/ResponseCaching/src/ResponseCachingServicesExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.ResponseCaching;
diff --git a/src/Middleware/ResponseCaching/src/Streams/ResponseCachingStream.cs b/src/Middleware/ResponseCaching/src/Streams/ResponseCachingStream.cs
index c4dc39b70042..16a2633dde6b 100644
--- a/src/Middleware/ResponseCaching/src/Streams/ResponseCachingStream.cs
+++ b/src/Middleware/ResponseCaching/src/Streams/ResponseCachingStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/ResponseCaching/src/Streams/SegmentWriteStream.cs b/src/Middleware/ResponseCaching/src/Streams/SegmentWriteStream.cs
index fb3060840ba0..aab9364d9338 100644
--- a/src/Middleware/ResponseCaching/src/Streams/SegmentWriteStream.cs
+++ b/src/Middleware/ResponseCaching/src/Streams/SegmentWriteStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCaching/src/Streams/StreamUtilities.cs b/src/Middleware/ResponseCaching/src/Streams/StreamUtilities.cs
index fe9bc2fadd55..f48b3e010a66 100644
--- a/src/Middleware/ResponseCaching/src/Streams/StreamUtilities.cs
+++ b/src/Middleware/ResponseCaching/src/Streams/StreamUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/ResponseCaching/src/StringBuilderExtensions.cs b/src/Middleware/ResponseCaching/src/StringBuilderExtensions.cs
index 17ea61b7e706..e77f985e02c2 100644
--- a/src/Middleware/ResponseCaching/src/StringBuilderExtensions.cs
+++ b/src/Middleware/ResponseCaching/src/StringBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 
diff --git a/src/Middleware/ResponseCaching/src/SystemClock.cs b/src/Middleware/ResponseCaching/src/SystemClock.cs
index c08ddc4f0df8..c4feb6baf7bd 100644
--- a/src/Middleware/ResponseCaching/src/SystemClock.cs
+++ b/src/Middleware/ResponseCaching/src/SystemClock.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/ResponseCaching/test/CachedResponseBodyTests.cs b/src/Middleware/ResponseCaching/test/CachedResponseBodyTests.cs
index 16db1f0af7ad..8491f7e99585 100644
--- a/src/Middleware/ResponseCaching/test/CachedResponseBodyTests.cs
+++ b/src/Middleware/ResponseCaching/test/CachedResponseBodyTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCaching/test/ResponseCachingFeatureTests.cs b/src/Middleware/ResponseCaching/test/ResponseCachingFeatureTests.cs
index 3d5b57bf65bd..f889a55afe2d 100644
--- a/src/Middleware/ResponseCaching/test/ResponseCachingFeatureTests.cs
+++ b/src/Middleware/ResponseCaching/test/ResponseCachingFeatureTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Middleware/ResponseCaching/test/ResponseCachingKeyProviderTests.cs b/src/Middleware/ResponseCaching/test/ResponseCachingKeyProviderTests.cs
index b207b601acf4..cceeaeb92690 100644
--- a/src/Middleware/ResponseCaching/test/ResponseCachingKeyProviderTests.cs
+++ b/src/Middleware/ResponseCaching/test/ResponseCachingKeyProviderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/ResponseCaching/test/ResponseCachingMiddlewareTests.cs b/src/Middleware/ResponseCaching/test/ResponseCachingMiddlewareTests.cs
index d0f732da6199..ed71498e4bc2 100644
--- a/src/Middleware/ResponseCaching/test/ResponseCachingMiddlewareTests.cs
+++ b/src/Middleware/ResponseCaching/test/ResponseCachingMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCaching/test/ResponseCachingPolicyProviderTests.cs b/src/Middleware/ResponseCaching/test/ResponseCachingPolicyProviderTests.cs
index 8c3f55c3674e..a42d4f1601e3 100644
--- a/src/Middleware/ResponseCaching/test/ResponseCachingPolicyProviderTests.cs
+++ b/src/Middleware/ResponseCaching/test/ResponseCachingPolicyProviderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/ResponseCaching/test/ResponseCachingTests.cs b/src/Middleware/ResponseCaching/test/ResponseCachingTests.cs
index 9a56152b8651..15cd9d4f5b7f 100644
--- a/src/Middleware/ResponseCaching/test/ResponseCachingTests.cs
+++ b/src/Middleware/ResponseCaching/test/ResponseCachingTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Middleware/ResponseCaching/test/SegmentWriteStreamTests.cs b/src/Middleware/ResponseCaching/test/SegmentWriteStreamTests.cs
index 251b7e8777d6..15836f831db2 100644
--- a/src/Middleware/ResponseCaching/test/SegmentWriteStreamTests.cs
+++ b/src/Middleware/ResponseCaching/test/SegmentWriteStreamTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/ResponseCaching/test/TestUtils.cs b/src/Middleware/ResponseCaching/test/TestUtils.cs
index 7bc23d00db4a..457daa2de028 100644
--- a/src/Middleware/ResponseCaching/test/TestUtils.cs
+++ b/src/Middleware/ResponseCaching/test/TestUtils.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCompression/perf/Microbenchmarks/AssemblyInfo.cs b/src/Middleware/ResponseCompression/perf/Microbenchmarks/AssemblyInfo.cs
index 409fcf814af9..fcc216d461f3 100644
--- a/src/Middleware/ResponseCompression/perf/Microbenchmarks/AssemblyInfo.cs
+++ b/src/Middleware/ResponseCompression/perf/Microbenchmarks/AssemblyInfo.cs
@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
diff --git a/src/Middleware/ResponseCompression/perf/Microbenchmarks/ResponseCompressionProviderBenchmark.cs b/src/Middleware/ResponseCompression/perf/Microbenchmarks/ResponseCompressionProviderBenchmark.cs
index 2b1273fabe9e..1e13a0d6d118 100644
--- a/src/Middleware/ResponseCompression/perf/Microbenchmarks/ResponseCompressionProviderBenchmark.cs
+++ b/src/Middleware/ResponseCompression/perf/Microbenchmarks/ResponseCompressionProviderBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using BenchmarkDotNet.Attributes;
diff --git a/src/Middleware/ResponseCompression/sample/CustomCompressionProvider.cs b/src/Middleware/ResponseCompression/sample/CustomCompressionProvider.cs
index 9bbd4c09a293..29687d396a4e 100644
--- a/src/Middleware/ResponseCompression/sample/CustomCompressionProvider.cs
+++ b/src/Middleware/ResponseCompression/sample/CustomCompressionProvider.cs
@@ -1,4 +1,7 @@
-using System.IO;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System.IO;
 using Microsoft.AspNetCore.ResponseCompression;
 
 namespace ResponseCompressionSample
diff --git a/src/Middleware/ResponseCompression/sample/LoremIpsum.cs b/src/Middleware/ResponseCompression/sample/LoremIpsum.cs
index 34eaab215ac6..9afbf47e91ad 100644
--- a/src/Middleware/ResponseCompression/sample/LoremIpsum.cs
+++ b/src/Middleware/ResponseCompression/sample/LoremIpsum.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace ResponseCompressionSample
 {
diff --git a/src/Middleware/ResponseCompression/sample/Startup.cs b/src/Middleware/ResponseCompression/sample/Startup.cs
index 5d84f952d0df..502ad5e7fc8b 100644
--- a/src/Middleware/ResponseCompression/sample/Startup.cs
+++ b/src/Middleware/ResponseCompression/sample/Startup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Compression;
diff --git a/src/Middleware/ResponseCompression/src/BrotliCompressionProvider.cs b/src/Middleware/ResponseCompression/src/BrotliCompressionProvider.cs
index 55f2939b8097..33b945e40b8e 100644
--- a/src/Middleware/ResponseCompression/src/BrotliCompressionProvider.cs
+++ b/src/Middleware/ResponseCompression/src/BrotliCompressionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/ResponseCompression/src/BrotliCompressionProviderOptions.cs b/src/Middleware/ResponseCompression/src/BrotliCompressionProviderOptions.cs
index 029f22b854ee..69c2841c899e 100644
--- a/src/Middleware/ResponseCompression/src/BrotliCompressionProviderOptions.cs
+++ b/src/Middleware/ResponseCompression/src/BrotliCompressionProviderOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO.Compression;
 using Microsoft.Extensions.Options;
diff --git a/src/Middleware/ResponseCompression/src/CompressionProviderCollection.cs b/src/Middleware/ResponseCompression/src/CompressionProviderCollection.cs
index e4d15ef5b72e..1bf3b250f95b 100644
--- a/src/Middleware/ResponseCompression/src/CompressionProviderCollection.cs
+++ b/src/Middleware/ResponseCompression/src/CompressionProviderCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.ObjectModel;
diff --git a/src/Middleware/ResponseCompression/src/CompressionProviderFactory.cs b/src/Middleware/ResponseCompression/src/CompressionProviderFactory.cs
index 50bfd267b3b7..5f4c24ca5502 100644
--- a/src/Middleware/ResponseCompression/src/CompressionProviderFactory.cs
+++ b/src/Middleware/ResponseCompression/src/CompressionProviderFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/ResponseCompression/src/GzipCompressionProvider.cs b/src/Middleware/ResponseCompression/src/GzipCompressionProvider.cs
index 9f96e5491c61..be254d7a0dcc 100644
--- a/src/Middleware/ResponseCompression/src/GzipCompressionProvider.cs
+++ b/src/Middleware/ResponseCompression/src/GzipCompressionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/ResponseCompression/src/GzipCompressionProviderOptions.cs b/src/Middleware/ResponseCompression/src/GzipCompressionProviderOptions.cs
index 67993f602e69..e80c4a6d0385 100644
--- a/src/Middleware/ResponseCompression/src/GzipCompressionProviderOptions.cs
+++ b/src/Middleware/ResponseCompression/src/GzipCompressionProviderOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Compression;
diff --git a/src/Middleware/ResponseCompression/src/ICompressionProvider.cs b/src/Middleware/ResponseCompression/src/ICompressionProvider.cs
index e9f184596f2e..644e427d05e1 100644
--- a/src/Middleware/ResponseCompression/src/ICompressionProvider.cs
+++ b/src/Middleware/ResponseCompression/src/ICompressionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 
diff --git a/src/Middleware/ResponseCompression/src/IResponseCompressionProvider.cs b/src/Middleware/ResponseCompression/src/IResponseCompressionProvider.cs
index 4e4613075733..205df6508402 100644
--- a/src/Middleware/ResponseCompression/src/IResponseCompressionProvider.cs
+++ b/src/Middleware/ResponseCompression/src/IResponseCompressionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Middleware/ResponseCompression/src/Properties/AssemblyInfo.cs b/src/Middleware/ResponseCompression/src/Properties/AssemblyInfo.cs
index b1067e327c67..05823345d298 100644
--- a/src/Middleware/ResponseCompression/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/ResponseCompression/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Middleware/ResponseCompression/src/ResponseCompressionBody.cs b/src/Middleware/ResponseCompression/src/ResponseCompressionBody.cs
index 4ab3ffbf5cfc..cf66ed34d33e 100644
--- a/src/Middleware/ResponseCompression/src/ResponseCompressionBody.cs
+++ b/src/Middleware/ResponseCompression/src/ResponseCompressionBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/ResponseCompression/src/ResponseCompressionBuilderExtensions.cs b/src/Middleware/ResponseCompression/src/ResponseCompressionBuilderExtensions.cs
index 774aa5049aab..3fe3cd502e18 100644
--- a/src/Middleware/ResponseCompression/src/ResponseCompressionBuilderExtensions.cs
+++ b/src/Middleware/ResponseCompression/src/ResponseCompressionBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.ResponseCompression;
diff --git a/src/Middleware/ResponseCompression/src/ResponseCompressionDefaults.cs b/src/Middleware/ResponseCompression/src/ResponseCompressionDefaults.cs
index 95b7827bb0fc..e69ee45f9bda 100644
--- a/src/Middleware/ResponseCompression/src/ResponseCompressionDefaults.cs
+++ b/src/Middleware/ResponseCompression/src/ResponseCompressionDefaults.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Middleware/ResponseCompression/src/ResponseCompressionLoggingExtensions.cs b/src/Middleware/ResponseCompression/src/ResponseCompressionLoggingExtensions.cs
index d3e243905f7b..cdc9427f5721 100644
--- a/src/Middleware/ResponseCompression/src/ResponseCompressionLoggingExtensions.cs
+++ b/src/Middleware/ResponseCompression/src/ResponseCompressionLoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/ResponseCompression/src/ResponseCompressionMiddleware.cs b/src/Middleware/ResponseCompression/src/ResponseCompressionMiddleware.cs
index e37b39dde7d2..b645c902d614 100644
--- a/src/Middleware/ResponseCompression/src/ResponseCompressionMiddleware.cs
+++ b/src/Middleware/ResponseCompression/src/ResponseCompressionMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/ResponseCompression/src/ResponseCompressionOptions.cs b/src/Middleware/ResponseCompression/src/ResponseCompressionOptions.cs
index e99da5dc46c0..4fbefddaaefd 100644
--- a/src/Middleware/ResponseCompression/src/ResponseCompressionOptions.cs
+++ b/src/Middleware/ResponseCompression/src/ResponseCompressionOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Middleware/ResponseCompression/src/ResponseCompressionProvider.cs b/src/Middleware/ResponseCompression/src/ResponseCompressionProvider.cs
index 5bbedc224393..4cea9bc0f10b 100644
--- a/src/Middleware/ResponseCompression/src/ResponseCompressionProvider.cs
+++ b/src/Middleware/ResponseCompression/src/ResponseCompressionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/ResponseCompression/src/ResponseCompressionServicesExtensions.cs b/src/Middleware/ResponseCompression/src/ResponseCompressionServicesExtensions.cs
index f089cea6a855..eb18c73d922c 100644
--- a/src/Middleware/ResponseCompression/src/ResponseCompressionServicesExtensions.cs
+++ b/src/Middleware/ResponseCompression/src/ResponseCompressionServicesExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.ResponseCompression;
diff --git a/src/Middleware/ResponseCompression/test/ResponseCompressionBodyTest.cs b/src/Middleware/ResponseCompression/test/ResponseCompressionBodyTest.cs
index 75bcfaff15f3..5e8275756481 100644
--- a/src/Middleware/ResponseCompression/test/ResponseCompressionBodyTest.cs
+++ b/src/Middleware/ResponseCompression/test/ResponseCompressionBodyTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Threading;
diff --git a/src/Middleware/ResponseCompression/test/ResponseCompressionMiddlewareTest.cs b/src/Middleware/ResponseCompression/test/ResponseCompressionMiddlewareTest.cs
index e49da0be6ef6..5df8f0c3c8d3 100644
--- a/src/Middleware/ResponseCompression/test/ResponseCompressionMiddlewareTest.cs
+++ b/src/Middleware/ResponseCompression/test/ResponseCompressionMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/sample/Startup.cs b/src/Middleware/Rewrite/sample/Startup.cs
index 253f0247c88c..b7e1666e498a 100644
--- a/src/Middleware/Rewrite/sample/Startup.cs
+++ b/src/Middleware/Rewrite/sample/Startup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Net;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/ApacheModRewriteRule.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/ApacheModRewriteRule.cs
index 34e003ed15b1..cc8e974cacbe 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/ApacheModRewriteRule.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/ApacheModRewriteRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Rewrite.Logging;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/Condition.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/Condition.cs
index 3cd27ecb9c89..509818cd0db2 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/Condition.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/Condition.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.ApacheModRewrite
 {
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionEvaluator.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionEvaluator.cs
index ea2893f744a7..c99d18b99e63 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionEvaluator.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionEvaluator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionPatternParser.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionPatternParser.cs
index a5b64c227ab1..fd5bd88f1fa3 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionPatternParser.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionPatternParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionType.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionType.cs
index fae17d1d8c59..b255ba0faaf1 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionType.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/ConditionType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.ApacheModRewrite
 {
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/CookieActionFactory.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/CookieActionFactory.cs
index b037766c48c6..3530e31d4c5e 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/CookieActionFactory.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/CookieActionFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/FileParser.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/FileParser.cs
index 1c02c6d7a32c..4f87afbf6a5a 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/FileParser.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/FileParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/FlagParser.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/FlagParser.cs
index b40d7c532232..c642d85e1c6d 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/FlagParser.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/FlagParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/FlagType.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/FlagType.cs
index 7567428d342a..2c43a5bbcfab 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/FlagType.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/FlagType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.ApacheModRewrite
 {
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/Flags.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/Flags.cs
index e1fad1a02885..d26268429350 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/Flags.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/Flags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/OperationType.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/OperationType.cs
index 483fb0b03fa7..a87f9b5f1cf8 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/OperationType.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/OperationType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.ApacheModRewrite
 {
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/ParsedModRewriteCondition.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/ParsedModRewriteCondition.cs
index c76bcccb159f..f57fd5701b2a 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/ParsedModRewriteCondition.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/ParsedModRewriteCondition.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.ApacheModRewrite
 {
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/RuleBuilder.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/RuleBuilder.cs
index ab7e50d681f9..89630c3163d9 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/RuleBuilder.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/RuleBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/RuleRegexParser.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/RuleRegexParser.cs
index 7003926773be..a944d9010d74 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/RuleRegexParser.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/RuleRegexParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/SegmentType.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/SegmentType.cs
index 1d67818d3612..0fd1cd0f83bd 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/SegmentType.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/SegmentType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.ApacheModRewrite
 {
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/ServerVariables.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/ServerVariables.cs
index fbebb2225cdc..765a06a509d9 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/ServerVariables.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/ServerVariables.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/TestStringParser.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/TestStringParser.cs
index 9bd542ad978e..51099befe48b 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/TestStringParser.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/TestStringParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewrite/Tokenizer.cs b/src/Middleware/Rewrite/src/ApacheModRewrite/Tokenizer.cs
index 3d3f5de7617b..dd20fc69f7d2 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewrite/Tokenizer.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewrite/Tokenizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/ApacheModRewriteOptionsExtensions.cs b/src/Middleware/Rewrite/src/ApacheModRewriteOptionsExtensions.cs
index 5d902cb1786e..48fb663859c0 100644
--- a/src/Middleware/Rewrite/src/ApacheModRewriteOptionsExtensions.cs
+++ b/src/Middleware/Rewrite/src/ApacheModRewriteOptionsExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/Rewrite/src/BackReferenceCollection.cs b/src/Middleware/Rewrite/src/BackReferenceCollection.cs
index 439946129b4b..84d30be37a16 100644
--- a/src/Middleware/Rewrite/src/BackReferenceCollection.cs
+++ b/src/Middleware/Rewrite/src/BackReferenceCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/DelegateRule.cs b/src/Middleware/Rewrite/src/DelegateRule.cs
index 7355ae5055f7..3a891e4bcca8 100644
--- a/src/Middleware/Rewrite/src/DelegateRule.cs
+++ b/src/Middleware/Rewrite/src/DelegateRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Rewrite/src/Extensions/RewriteMiddlewareLoggingExtensions.cs b/src/Middleware/Rewrite/src/Extensions/RewriteMiddlewareLoggingExtensions.cs
index c84a0d421ac3..dedad4185530 100644
--- a/src/Middleware/Rewrite/src/Extensions/RewriteMiddlewareLoggingExtensions.cs
+++ b/src/Middleware/Rewrite/src/Extensions/RewriteMiddlewareLoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/ActionType.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/ActionType.cs
index b38fd0e2a32e..ca8fd7a87bc7 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/ActionType.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/ActionType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.IISUrlRewrite
 {
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/Condition.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/Condition.cs
index 8f004e652f97..693d08cbbcf6 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/Condition.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/Condition.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.IISUrlRewrite
 {
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/ConditionCollection.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/ConditionCollection.cs
index 000eda85f69c..0166b40acfd9 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/ConditionCollection.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/ConditionCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/ConditionEvaluator.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/ConditionEvaluator.cs
index 15768a97256a..fc069bd3e956 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/ConditionEvaluator.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/ConditionEvaluator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.IISUrlRewrite
 {
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/IISRewriteMap.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/IISRewriteMap.cs
index e69dde12354d..47e9242d1ce8 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/IISRewriteMap.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/IISRewriteMap.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/IISRewriteMapCollection.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/IISRewriteMapCollection.cs
index 9c69d0ec18d8..0409036893ec 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/IISRewriteMapCollection.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/IISRewriteMapCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/IISUrlRewriteRule.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/IISUrlRewriteRule.cs
index dbc7e9631428..7b70cedb23d0 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/IISUrlRewriteRule.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/IISUrlRewriteRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.Logging;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/InputParser.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/InputParser.cs
index 5e1cccba736c..d7a677410dc3 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/InputParser.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/InputParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/InvalidUrlRewriteFormatException.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/InvalidUrlRewriteFormatException.cs
index f7c74be2acc4..601a93f7126a 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/InvalidUrlRewriteFormatException.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/InvalidUrlRewriteFormatException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Xml;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/LogicalGrouping.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/LogicalGrouping.cs
index 49b653de1931..2c3b2c0a0412 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/LogicalGrouping.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/LogicalGrouping.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.IISUrlRewrite
 {
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/MatchType.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/MatchType.cs
index fb5ae7c4bab3..abf1c0525275 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/MatchType.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/MatchType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.IISUrlRewrite
 {
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/PatternSyntax.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/PatternSyntax.cs
index 0d19cf46cf5b..354746e69c9b 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/PatternSyntax.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/PatternSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.IISUrlRewrite
 {
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/RedirectType.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/RedirectType.cs
index 8a02b72bc325..00f5f48a53e9 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/RedirectType.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/RedirectType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/RewriteMapParser.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/RewriteMapParser.cs
index 13ecfee1e1bd..cdbf576f7e05 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/RewriteMapParser.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/RewriteMapParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/RewriteTags.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/RewriteTags.cs
index 10d555625e9c..f4ea223801dd 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/RewriteTags.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/RewriteTags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.IISUrlRewrite
 {
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/ServerVariables.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/ServerVariables.cs
index e737bb1ba888..19a50083b32b 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/ServerVariables.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/ServerVariables.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/UriMatchCondition.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/UriMatchCondition.cs
index c4fbd2e0254f..527ad36e801b 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/UriMatchCondition.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/UriMatchCondition.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.RegularExpressions;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/UriMatchPart.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/UriMatchPart.cs
index fe3407343d5b..77a0e04c13de 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/UriMatchPart.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/UriMatchPart.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.IISUrlRewrite
 {
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/UrlRewriteFileParser.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/UrlRewriteFileParser.cs
index 6a2973b5bd4a..11c522bb1c8f 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/UrlRewriteFileParser.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/UrlRewriteFileParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewrite/UrlRewriteRuleBuilder.cs b/src/Middleware/Rewrite/src/IISUrlRewrite/UrlRewriteRuleBuilder.cs
index 1fe234b559f9..d772423895bf 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewrite/UrlRewriteRuleBuilder.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewrite/UrlRewriteRuleBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/src/IISUrlRewriteOptionsExtensions.cs b/src/Middleware/Rewrite/src/IISUrlRewriteOptionsExtensions.cs
index e8e4f05feb2b..f0d6f0208afe 100644
--- a/src/Middleware/Rewrite/src/IISUrlRewriteOptionsExtensions.cs
+++ b/src/Middleware/Rewrite/src/IISUrlRewriteOptionsExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Middleware/Rewrite/src/IRule.cs b/src/Middleware/Rewrite/src/IRule.cs
index 4b4561e5514b..6081ddd8517e 100644
--- a/src/Middleware/Rewrite/src/IRule.cs
+++ b/src/Middleware/Rewrite/src/IRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite
 {
diff --git a/src/Middleware/Rewrite/src/MatchResults.cs b/src/Middleware/Rewrite/src/MatchResults.cs
index 97bd54af9239..92ee2c3be1e7 100644
--- a/src/Middleware/Rewrite/src/MatchResults.cs
+++ b/src/Middleware/Rewrite/src/MatchResults.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Middleware/Rewrite/src/ParserContext.cs b/src/Middleware/Rewrite/src/ParserContext.cs
index cf892b45b40a..308298aace38 100644
--- a/src/Middleware/Rewrite/src/ParserContext.cs
+++ b/src/Middleware/Rewrite/src/ParserContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite
 {
diff --git a/src/Middleware/Rewrite/src/Pattern.cs b/src/Middleware/Rewrite/src/Pattern.cs
index f6f69806ff72..c4f9c58caee0 100644
--- a/src/Middleware/Rewrite/src/Pattern.cs
+++ b/src/Middleware/Rewrite/src/Pattern.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Middleware/Rewrite/src/PatternSegment.cs b/src/Middleware/Rewrite/src/PatternSegment.cs
index 70c5910975ef..68ad18e7b223 100644
--- a/src/Middleware/Rewrite/src/PatternSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/ConditionMatchSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/ConditionMatchSegment.cs
index d4cea50311fc..aa503da79e3d 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/ConditionMatchSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/ConditionMatchSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/DateTimeSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/DateTimeSegment.cs
index 8b8098eb2fa2..9033d173f2c6 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/DateTimeSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/DateTimeSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/Rewrite/src/PatternSegments/HeaderSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/HeaderSegment.cs
index 98c976b39a82..1140aea1cfbd 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/HeaderSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/HeaderSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/IISServerVariableSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/IISServerVariableSegment.cs
index 56fcf59aa8bd..1e81133507af 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/IISServerVariableSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/IISServerVariableSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/PatternSegments/IsHttpsModSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/IsHttpsModSegment.cs
index 54dcb5ddebad..19a9a9755cb5 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/IsHttpsModSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/IsHttpsModSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/IsHttpsUrlSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/IsHttpsUrlSegment.cs
index bfe59d4df7c4..98290e52ba02 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/IsHttpsUrlSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/IsHttpsUrlSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/IsIPV6Segment.cs b/src/Middleware/Rewrite/src/PatternSegments/IsIPV6Segment.cs
index e9ef866cca33..90a389b7b851 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/IsIPV6Segment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/IsIPV6Segment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net.Sockets;
 
diff --git a/src/Middleware/Rewrite/src/PatternSegments/LiteralSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/LiteralSegment.cs
index 30c4f7cc9ffc..1c5fb0465be1 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/LiteralSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/LiteralSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/LocalAddressSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/LocalAddressSegment.cs
index 30187d708c1f..3ccf1325243b 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/LocalAddressSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/LocalAddressSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/LocalPortSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/LocalPortSegment.cs
index b8e5bcd1272c..5524dcdd4ae0 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/LocalPortSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/LocalPortSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 
diff --git a/src/Middleware/Rewrite/src/PatternSegments/QueryStringSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/QueryStringSegment.cs
index b7e63bc3f211..1912c6e9c177 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/QueryStringSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/QueryStringSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/RemoteAddressSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/RemoteAddressSegment.cs
index 46c8e098b054..5d5519b5d04a 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/RemoteAddressSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/RemoteAddressSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/RemotePortSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/RemotePortSegment.cs
index 60a747e99aeb..23a945308056 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/RemotePortSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/RemotePortSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 
diff --git a/src/Middleware/Rewrite/src/PatternSegments/RequestFilenameSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/RequestFilenameSegment.cs
index e4134f69d62c..d0faaeda71b6 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/RequestFilenameSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/RequestFilenameSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/RequestMethodSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/RequestMethodSegment.cs
index b68d3f23d2a6..f6ee69c7db6a 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/RequestMethodSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/RequestMethodSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/RewriteMapSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/RewriteMapSegment.cs
index c94843bd6da6..9c7387988a5a 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/RewriteMapSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/RewriteMapSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Rewrite.IISUrlRewrite;
 
diff --git a/src/Middleware/Rewrite/src/PatternSegments/RuleMatchSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/RuleMatchSegment.cs
index 3076b89815c0..4029b662fea0 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/RuleMatchSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/RuleMatchSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Middleware/Rewrite/src/PatternSegments/SchemeSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/SchemeSegment.cs
index b9669facc678..f5a4779f9485 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/SchemeSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/SchemeSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.PatternSegments
 {
diff --git a/src/Middleware/Rewrite/src/PatternSegments/ServerProtocolSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/ServerProtocolSegment.cs
index dac434c47c59..0e7735318b86 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/ServerProtocolSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/ServerProtocolSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http.Features;
 
diff --git a/src/Middleware/Rewrite/src/PatternSegments/ToLowerSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/ToLowerSegment.cs
index 29d15b868632..1ac0b577aaa6 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/ToLowerSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/ToLowerSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 
diff --git a/src/Middleware/Rewrite/src/PatternSegments/UrlEncodeSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/UrlEncodeSegment.cs
index 9d728494737a..c23cb74248dd 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/UrlEncodeSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/UrlEncodeSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using System.Text.Encodings.Web;
diff --git a/src/Middleware/Rewrite/src/PatternSegments/UrlSegment.cs b/src/Middleware/Rewrite/src/PatternSegments/UrlSegment.cs
index 34f21519cbca..e8e66af9a203 100644
--- a/src/Middleware/Rewrite/src/PatternSegments/UrlSegment.cs
+++ b/src/Middleware/Rewrite/src/PatternSegments/UrlSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http.Extensions;
 using Microsoft.AspNetCore.Rewrite.IISUrlRewrite;
diff --git a/src/Middleware/Rewrite/src/Properties/AssemblyInfo.cs b/src/Middleware/Rewrite/src/Properties/AssemblyInfo.cs
index 3b64da0cff9b..9cd9371510e3 100644
--- a/src/Middleware/Rewrite/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/Rewrite/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Middleware/Rewrite/src/RedirectRule.cs b/src/Middleware/Rewrite/src/RedirectRule.cs
index e9b502295e91..ecf943a1c580 100644
--- a/src/Middleware/Rewrite/src/RedirectRule.cs
+++ b/src/Middleware/Rewrite/src/RedirectRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.RegularExpressions;
diff --git a/src/Middleware/Rewrite/src/RedirectToHttpsRule.cs b/src/Middleware/Rewrite/src/RedirectToHttpsRule.cs
index 4231a5bd9415..17cb5eb7c636 100644
--- a/src/Middleware/Rewrite/src/RedirectToHttpsRule.cs
+++ b/src/Middleware/Rewrite/src/RedirectToHttpsRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/RedirectToNonWwwRule.cs b/src/Middleware/Rewrite/src/RedirectToNonWwwRule.cs
index 18ae85ed96d2..75e1f54f4582 100644
--- a/src/Middleware/Rewrite/src/RedirectToNonWwwRule.cs
+++ b/src/Middleware/Rewrite/src/RedirectToNonWwwRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/RedirectToWwwHelper.cs b/src/Middleware/Rewrite/src/RedirectToWwwHelper.cs
index 00a1499c6ac3..229ebd4a11d1 100644
--- a/src/Middleware/Rewrite/src/RedirectToWwwHelper.cs
+++ b/src/Middleware/Rewrite/src/RedirectToWwwHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/RedirectToWwwRule.cs b/src/Middleware/Rewrite/src/RedirectToWwwRule.cs
index f1d772e96f64..f9c06c793b46 100644
--- a/src/Middleware/Rewrite/src/RedirectToWwwRule.cs
+++ b/src/Middleware/Rewrite/src/RedirectToWwwRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/RewriteBuilderExtensions.cs b/src/Middleware/Rewrite/src/RewriteBuilderExtensions.cs
index a0f3ff17ee94..874fc0f68531 100644
--- a/src/Middleware/Rewrite/src/RewriteBuilderExtensions.cs
+++ b/src/Middleware/Rewrite/src/RewriteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Rewrite;
diff --git a/src/Middleware/Rewrite/src/RewriteContext.cs b/src/Middleware/Rewrite/src/RewriteContext.cs
index bf6ac0336358..5012649407e9 100644
--- a/src/Middleware/Rewrite/src/RewriteContext.cs
+++ b/src/Middleware/Rewrite/src/RewriteContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/RewriteMiddleware.cs b/src/Middleware/Rewrite/src/RewriteMiddleware.cs
index 14ec5e2429c3..0134e5e87c78 100644
--- a/src/Middleware/Rewrite/src/RewriteMiddleware.cs
+++ b/src/Middleware/Rewrite/src/RewriteMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Rewrite/src/RewriteOptions.cs b/src/Middleware/Rewrite/src/RewriteOptions.cs
index c3f9edeab65a..55a043948003 100644
--- a/src/Middleware/Rewrite/src/RewriteOptions.cs
+++ b/src/Middleware/Rewrite/src/RewriteOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.Extensions.FileProviders;
diff --git a/src/Middleware/Rewrite/src/RewriteOptionsExtensions.cs b/src/Middleware/Rewrite/src/RewriteOptionsExtensions.cs
index 28d2660faec8..bff6c749550e 100644
--- a/src/Middleware/Rewrite/src/RewriteOptionsExtensions.cs
+++ b/src/Middleware/Rewrite/src/RewriteOptionsExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/RewriteRule.cs b/src/Middleware/Rewrite/src/RewriteRule.cs
index 1c067d270c40..8f0df9bc8d07 100644
--- a/src/Middleware/Rewrite/src/RewriteRule.cs
+++ b/src/Middleware/Rewrite/src/RewriteRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.RegularExpressions;
diff --git a/src/Middleware/Rewrite/src/RuleResult.cs b/src/Middleware/Rewrite/src/RuleResult.cs
index 9e62b0511b60..485fcce1c342 100644
--- a/src/Middleware/Rewrite/src/RuleResult.cs
+++ b/src/Middleware/Rewrite/src/RuleResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite
 {
diff --git a/src/Middleware/Rewrite/src/UrlAction.cs b/src/Middleware/Rewrite/src/UrlAction.cs
index efc3f8574d08..a76cb9b0feed 100644
--- a/src/Middleware/Rewrite/src/UrlAction.cs
+++ b/src/Middleware/Rewrite/src/UrlAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite
 {
diff --git a/src/Middleware/Rewrite/src/UrlActions/AbortAction.cs b/src/Middleware/Rewrite/src/UrlActions/AbortAction.cs
index 67f8d06e03cb..098295abd213 100644
--- a/src/Middleware/Rewrite/src/UrlActions/AbortAction.cs
+++ b/src/Middleware/Rewrite/src/UrlActions/AbortAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Rewrite.Logging;
 
diff --git a/src/Middleware/Rewrite/src/UrlActions/ChangeCookieAction.cs b/src/Middleware/Rewrite/src/UrlActions/ChangeCookieAction.cs
index 36e3f1aec4c0..014f5adbe61f 100644
--- a/src/Middleware/Rewrite/src/UrlActions/ChangeCookieAction.cs
+++ b/src/Middleware/Rewrite/src/UrlActions/ChangeCookieAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/UrlActions/CustomResponseAction.cs b/src/Middleware/Rewrite/src/UrlActions/CustomResponseAction.cs
index 23fdfba6c105..866c52f75a38 100644
--- a/src/Middleware/Rewrite/src/UrlActions/CustomResponseAction.cs
+++ b/src/Middleware/Rewrite/src/UrlActions/CustomResponseAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Microsoft.AspNetCore.Http.Extensions;
diff --git a/src/Middleware/Rewrite/src/UrlActions/ForbiddenAction.cs b/src/Middleware/Rewrite/src/UrlActions/ForbiddenAction.cs
index e57cac2cdcdd..82fab424a7b9 100644
--- a/src/Middleware/Rewrite/src/UrlActions/ForbiddenAction.cs
+++ b/src/Middleware/Rewrite/src/UrlActions/ForbiddenAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Middleware/Rewrite/src/UrlActions/GoneAction.cs b/src/Middleware/Rewrite/src/UrlActions/GoneAction.cs
index 968880bb541d..41766dd78a14 100644
--- a/src/Middleware/Rewrite/src/UrlActions/GoneAction.cs
+++ b/src/Middleware/Rewrite/src/UrlActions/GoneAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 
diff --git a/src/Middleware/Rewrite/src/UrlActions/NoneAction.cs b/src/Middleware/Rewrite/src/UrlActions/NoneAction.cs
index efe45ae561c7..dc4b18e6979b 100644
--- a/src/Middleware/Rewrite/src/UrlActions/NoneAction.cs
+++ b/src/Middleware/Rewrite/src/UrlActions/NoneAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.UrlActions
 {
diff --git a/src/Middleware/Rewrite/src/UrlActions/RedirectAction.cs b/src/Middleware/Rewrite/src/UrlActions/RedirectAction.cs
index 0d4ea5c54039..f9f2cf66dce8 100644
--- a/src/Middleware/Rewrite/src/UrlActions/RedirectAction.cs
+++ b/src/Middleware/Rewrite/src/UrlActions/RedirectAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/UrlActions/RewriteAction.cs b/src/Middleware/Rewrite/src/UrlActions/RewriteAction.cs
index b5f51eb5fd35..5f38786818f9 100644
--- a/src/Middleware/Rewrite/src/UrlActions/RewriteAction.cs
+++ b/src/Middleware/Rewrite/src/UrlActions/RewriteAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/src/UrlMatch.cs b/src/Middleware/Rewrite/src/UrlMatch.cs
index 14e0b9f2f359..3feae5fa457d 100644
--- a/src/Middleware/Rewrite/src/UrlMatch.cs
+++ b/src/Middleware/Rewrite/src/UrlMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite
 {
diff --git a/src/Middleware/Rewrite/src/UrlMatches/ExactMatch.cs b/src/Middleware/Rewrite/src/UrlMatches/ExactMatch.cs
index b890d3141654..8fd57b06348c 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/ExactMatch.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/ExactMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Rewrite/src/UrlMatches/FileSizeMatch.cs b/src/Middleware/Rewrite/src/UrlMatches/FileSizeMatch.cs
index 8dd07f6fcd28..5cb667fda540 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/FileSizeMatch.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/FileSizeMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.UrlMatches
 {
diff --git a/src/Middleware/Rewrite/src/UrlMatches/IntegerMatch.cs b/src/Middleware/Rewrite/src/UrlMatches/IntegerMatch.cs
index a29845ab3a35..479ab6475a13 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/IntegerMatch.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/IntegerMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Middleware/Rewrite/src/UrlMatches/IntegerOperation.cs b/src/Middleware/Rewrite/src/UrlMatches/IntegerOperation.cs
index 64253ff7b801..cb51df86a8cc 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/IntegerOperation.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/IntegerOperation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.UrlMatches
 {
diff --git a/src/Middleware/Rewrite/src/UrlMatches/IsDirectoryMatch.cs b/src/Middleware/Rewrite/src/UrlMatches/IsDirectoryMatch.cs
index 1c26360cfea1..e642454cf576 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/IsDirectoryMatch.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/IsDirectoryMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.UrlMatches
 {
diff --git a/src/Middleware/Rewrite/src/UrlMatches/IsFileMatch.cs b/src/Middleware/Rewrite/src/UrlMatches/IsFileMatch.cs
index 44fd56bc7aaa..812903107593 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/IsFileMatch.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/IsFileMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.UrlMatches
 {
diff --git a/src/Middleware/Rewrite/src/UrlMatches/RegexMatch.cs b/src/Middleware/Rewrite/src/UrlMatches/RegexMatch.cs
index 8c223212d575..c1b355005f01 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/RegexMatch.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/RegexMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.RegularExpressions;
 
diff --git a/src/Middleware/Rewrite/src/UrlMatches/StringMatch.cs b/src/Middleware/Rewrite/src/UrlMatches/StringMatch.cs
index f2feb79c3e39..79f07fd6279e 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/StringMatch.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/StringMatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Rewrite/src/UrlMatches/StringOperation.cs b/src/Middleware/Rewrite/src/UrlMatches/StringOperation.cs
index b45a56e86e5d..682fde20cd48 100644
--- a/src/Middleware/Rewrite/src/UrlMatches/StringOperation.cs
+++ b/src/Middleware/Rewrite/src/UrlMatches/StringOperation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Rewrite.UrlMatches
 {
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/ConditionPatternParserTest.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/ConditionPatternParserTest.cs
index 2bd799cb5743..f0df9c331567 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/ConditionPatternParserTest.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/ConditionPatternParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Rewrite.ApacheModRewrite;
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/CookieActionFactoryTest.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/CookieActionFactoryTest.cs
index dd6501bf9751..bf278faf827f 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/CookieActionFactoryTest.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/CookieActionFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Rewrite.ApacheModRewrite;
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/FlagParserTest.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/FlagParserTest.cs
index bad4b598b999..367557f4b3d3 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/FlagParserTest.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/FlagParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/FormatExceptionTests.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/FormatExceptionTests.cs
index 44066bcfd11d..c470427c5bf1 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/FormatExceptionTests.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/FormatExceptionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/ModRewriteMiddlewareTest.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/ModRewriteMiddlewareTest.cs
index 003d5f5f993d..179bc9bf814f 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/ModRewriteMiddlewareTest.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/ModRewriteMiddlewareTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/RewriteTokenizerTest.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/RewriteTokenizerTest.cs
index 0d192e2fe55f..b74f567f1897 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/RewriteTokenizerTest.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/RewriteTokenizerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/RuleBuilderTest.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/RuleBuilderTest.cs
index fe63d9afe690..5e8291c6feab 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/RuleBuilderTest.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/RuleBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/RuleRegexParserTest.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/RuleRegexParserTest.cs
index 9af8163bf2b4..787ed6339548 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/RuleRegexParserTest.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/RuleRegexParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Rewrite.ApacheModRewrite;
diff --git a/src/Middleware/Rewrite/test/ApacheModRewrite/TestStringParserTests.cs b/src/Middleware/Rewrite/test/ApacheModRewrite/TestStringParserTests.cs
index 3968c9e4037b..0467ec48084a 100644
--- a/src/Middleware/Rewrite/test/ApacheModRewrite/TestStringParserTests.cs
+++ b/src/Middleware/Rewrite/test/ApacheModRewrite/TestStringParserTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/FileParserTests.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/FileParserTests.cs
index b2ed94bf946f..1f9b078dc73e 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/FileParserTests.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/FileParserTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.IO;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/FormatExceptionHandlingTests.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/FormatExceptionHandlingTests.cs
index 17cd5900d5f3..6ae8b525d25e 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/FormatExceptionHandlingTests.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/FormatExceptionHandlingTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/InputParserTests.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/InputParserTests.cs
index c92ec087c89f..5fa933ad02d4 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/InputParserTests.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/InputParserTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/InvalidUrlRewriteFormatExceptionHandlingTests.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/InvalidUrlRewriteFormatExceptionHandlingTests.cs
index 3784e692c9f9..25b6756fd70d 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/InvalidUrlRewriteFormatExceptionHandlingTests.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/InvalidUrlRewriteFormatExceptionHandlingTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Microsoft.AspNetCore.Rewrite.IISUrlRewrite;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/MiddleWareTests.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/MiddleWareTests.cs
index 35e4958cb29d..47d689d2de16 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/MiddleWareTests.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/MiddleWareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/RewriteMapParserTests.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/RewriteMapParserTests.cs
index f100eea479b0..1efe896cda58 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/RewriteMapParserTests.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/RewriteMapParserTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Linq;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/ServerVariableTests.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/ServerVariableTests.cs
index dab130394c64..2c0aadf53853 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/ServerVariableTests.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/ServerVariableTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Text.RegularExpressions;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/TestServerVariablesFeature.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/TestServerVariablesFeature.cs
index 372039679ada..5b99c692192f 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/TestServerVariablesFeature.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/TestServerVariablesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Middleware/Rewrite/test/IISUrlRewrite/UrlRewriteApplicationTests.cs b/src/Middleware/Rewrite/test/IISUrlRewrite/UrlRewriteApplicationTests.cs
index c78a4787e8fc..790a59ba2a4b 100644
--- a/src/Middleware/Rewrite/test/IISUrlRewrite/UrlRewriteApplicationTests.cs
+++ b/src/Middleware/Rewrite/test/IISUrlRewrite/UrlRewriteApplicationTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Linq;
diff --git a/src/Middleware/Rewrite/test/MiddlewareTests.cs b/src/Middleware/Rewrite/test/MiddlewareTests.cs
index 21fb4bdef8f6..70e69b3ea8b7 100644
--- a/src/Middleware/Rewrite/test/MiddlewareTests.cs
+++ b/src/Middleware/Rewrite/test/MiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/ConditionMatchSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/ConditionMatchSegmentTests.cs
index 22e79dab48d3..c9bd40a7d3fa 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/ConditionMatchSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/ConditionMatchSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.RegularExpressions;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/DateTimeSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/DateTimeSegmentTests.cs
index 2e142567a6b2..f8df05d3d49c 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/DateTimeSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/DateTimeSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/HeaderSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/HeaderSegmentTests.cs
index 9f53cd525403..d21702e21bf0 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/HeaderSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/HeaderSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/IsHttpsModSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/IsHttpsModSegmentTests.cs
index bd14c17372b7..3df0999429a8 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/IsHttpsModSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/IsHttpsModSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/IsHttpsSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/IsHttpsSegmentTests.cs
index 2990ebe011ca..29109234cd71 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/IsHttpsSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/IsHttpsSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/IsIPV6SegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/IsIPV6SegmentTests.cs
index 3fe803be0048..7b2b9525ee65 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/IsIPV6SegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/IsIPV6SegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using System.Net;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/LIteralSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/LIteralSegmentTests.cs
index 5269ab07de06..eb9f00972be9 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/LIteralSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/LIteralSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
 using Xunit;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/LocalAddressSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/LocalAddressSegmentTests.cs
index a9f26d33731a..06741b45d888 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/LocalAddressSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/LocalAddressSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using System.Net;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/LocalPortSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/LocalPortSegmentTests.cs
index 7dae569646db..9afa729a30b3 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/LocalPortSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/LocalPortSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using System.Globalization;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/QueryStringSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/QueryStringSegmentTests.cs
index 09ad2e4d69e8..ca069f10339d 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/QueryStringSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/QueryStringSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/RemoteAddressSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/RemoteAddressSegmentTests.cs
index ec0316535a7f..3fe961078c1f 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/RemoteAddressSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/RemoteAddressSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/RemotePortSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/RemotePortSegmentTests.cs
index fd016fcd6ea6..e06f9dd62a41 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/RemotePortSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/RemotePortSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/RequestFilenameSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/RequestFilenameSegmentTests.cs
index c4f90e5cae29..855db8524d06 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/RequestFilenameSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/RequestFilenameSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/RequestMethodSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/RequestMethodSegmentTests.cs
index c86ade7db968..3e9b3cf6f3fe 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/RequestMethodSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/RequestMethodSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/RuleMatchSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/RuleMatchSegmentTests.cs
index ac8016dce789..31eb728af179 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/RuleMatchSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/RuleMatchSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.RegularExpressions;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/SchemeSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/SchemeSegmentTests.cs
index c60463c5a055..75d2eef26eec 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/SchemeSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/SchemeSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/ServerProtocolSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/ServerProtocolSegmentTests.cs
index c1ec80de68b1..323c6e4822f8 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/ServerProtocolSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/ServerProtocolSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/ToLowerSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/ToLowerSegmentTests.cs
index be274a57d0be..0ca1fe024835 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/ToLowerSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/ToLowerSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/UrlEncodeSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/UrlEncodeSegmentTests.cs
index cf3c65c5e883..8ffccb014574 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/UrlEncodeSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/UrlEncodeSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Rewrite.PatternSegments;
diff --git a/src/Middleware/Rewrite/test/PatternSegments/UrlSegmentTests.cs b/src/Middleware/Rewrite/test/PatternSegments/UrlSegmentTests.cs
index cf513624a1fb..63b57285054b 100644
--- a/src/Middleware/Rewrite/test/PatternSegments/UrlSegmentTests.cs
+++ b/src/Middleware/Rewrite/test/PatternSegments/UrlSegmentTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.IISUrlRewrite;
diff --git a/src/Middleware/Rewrite/test/UrlActions/AbortActionTests.cs b/src/Middleware/Rewrite/test/UrlActions/AbortActionTests.cs
index 654be9d3e5a2..b23cb6017ed8 100644
--- a/src/Middleware/Rewrite/test/UrlActions/AbortActionTests.cs
+++ b/src/Middleware/Rewrite/test/UrlActions/AbortActionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.UrlActions;
diff --git a/src/Middleware/Rewrite/test/UrlActions/ChangeCookieActionTests.cs b/src/Middleware/Rewrite/test/UrlActions/ChangeCookieActionTests.cs
index 38365f703445..8e7f40d99057 100644
--- a/src/Middleware/Rewrite/test/UrlActions/ChangeCookieActionTests.cs
+++ b/src/Middleware/Rewrite/test/UrlActions/ChangeCookieActionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/test/UrlActions/ForbiddenActionTests.cs b/src/Middleware/Rewrite/test/UrlActions/ForbiddenActionTests.cs
index 1dd836879238..8506101f35ba 100644
--- a/src/Middleware/Rewrite/test/UrlActions/ForbiddenActionTests.cs
+++ b/src/Middleware/Rewrite/test/UrlActions/ForbiddenActionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.UrlActions;
diff --git a/src/Middleware/Rewrite/test/UrlActions/GoneActionTests.cs b/src/Middleware/Rewrite/test/UrlActions/GoneActionTests.cs
index b6173320150f..bf5098e5da0f 100644
--- a/src/Middleware/Rewrite/test/UrlActions/GoneActionTests.cs
+++ b/src/Middleware/Rewrite/test/UrlActions/GoneActionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.UrlActions;
diff --git a/src/Middleware/Rewrite/test/UrlMatches/ExactMatchTests.cs b/src/Middleware/Rewrite/test/UrlMatches/ExactMatchTests.cs
index 94fb2f4aa3a0..e8c7bde43158 100644
--- a/src/Middleware/Rewrite/test/UrlMatches/ExactMatchTests.cs
+++ b/src/Middleware/Rewrite/test/UrlMatches/ExactMatchTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Rewrite.UrlActions;
diff --git a/src/Middleware/Rewrite/test/UrlMatches/IntegerMatchTests.cs b/src/Middleware/Rewrite/test/UrlMatches/IntegerMatchTests.cs
index 5979ed683573..af24693c5c54 100644
--- a/src/Middleware/Rewrite/test/UrlMatches/IntegerMatchTests.cs
+++ b/src/Middleware/Rewrite/test/UrlMatches/IntegerMatchTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Rewrite/test/UrlMatches/StringMatchTests.cs b/src/Middleware/Rewrite/test/UrlMatches/StringMatchTests.cs
index 857bdfc04347..cfe6113aaeac 100644
--- a/src/Middleware/Rewrite/test/UrlMatches/StringMatchTests.cs
+++ b/src/Middleware/Rewrite/test/UrlMatches/StringMatchTests.cs
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Session/samples/Startup.cs b/src/Middleware/Session/samples/Startup.cs
index c440f6e9b1fd..930f1861ebe9 100644
--- a/src/Middleware/Session/samples/Startup.cs
+++ b/src/Middleware/Session/samples/Startup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/Session/src/CookieProtection.cs b/src/Middleware/Session/src/CookieProtection.cs
index 65f107e49b8b..00c7985899fe 100644
--- a/src/Middleware/Session/src/CookieProtection.cs
+++ b/src/Middleware/Session/src/CookieProtection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Middleware/Session/src/DefaultDistributedSessionStore.cs b/src/Middleware/Session/src/DefaultDistributedSessionStore.cs
index 9f5608fe0c45..2b13be3ebb72 100644
--- a/src/Middleware/Session/src/DefaultDistributedSessionStore.cs
+++ b/src/Middleware/Session/src/DefaultDistributedSessionStore.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Middleware/Session/src/DistributedSession.cs b/src/Middleware/Session/src/DistributedSession.cs
index 356fb4464695..f1b1d39e788a 100644
--- a/src/Middleware/Session/src/DistributedSession.cs
+++ b/src/Middleware/Session/src/DistributedSession.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/Session/src/DistributedSessionStore.cs b/src/Middleware/Session/src/DistributedSessionStore.cs
index 14a0c40a1ced..f8442c719114 100644
--- a/src/Middleware/Session/src/DistributedSessionStore.cs
+++ b/src/Middleware/Session/src/DistributedSessionStore.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Session/src/EncodedKey.cs b/src/Middleware/Session/src/EncodedKey.cs
index ea36f20c93ab..a8cfecc49760 100644
--- a/src/Middleware/Session/src/EncodedKey.cs
+++ b/src/Middleware/Session/src/EncodedKey.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 
diff --git a/src/Middleware/Session/src/IDistributedSessionStore.cs b/src/Middleware/Session/src/IDistributedSessionStore.cs
index 79943c55b226..bb1104203e81 100644
--- a/src/Middleware/Session/src/IDistributedSessionStore.cs
+++ b/src/Middleware/Session/src/IDistributedSessionStore.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Middleware/Session/src/ISessionStore.cs b/src/Middleware/Session/src/ISessionStore.cs
index ef5c3db36ea1..d82d37aee1b1 100644
--- a/src/Middleware/Session/src/ISessionStore.cs
+++ b/src/Middleware/Session/src/ISessionStore.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/Session/src/LoggingExtensions.cs b/src/Middleware/Session/src/LoggingExtensions.cs
index 3a8e6e47c07e..58e1b0dfba71 100644
--- a/src/Middleware/Session/src/LoggingExtensions.cs
+++ b/src/Middleware/Session/src/LoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/Session/src/NoOpSessionStore.cs b/src/Middleware/Session/src/NoOpSessionStore.cs
index 72d03c19f2e8..c0795764f54a 100644
--- a/src/Middleware/Session/src/NoOpSessionStore.cs
+++ b/src/Middleware/Session/src/NoOpSessionStore.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Middleware/Session/src/SessionDefaults.cs b/src/Middleware/Session/src/SessionDefaults.cs
index e9f590a0c7b4..652d1e1682a2 100644
--- a/src/Middleware/Session/src/SessionDefaults.cs
+++ b/src/Middleware/Session/src/SessionDefaults.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Session
 {
diff --git a/src/Middleware/Session/src/SessionFeature.cs b/src/Middleware/Session/src/SessionFeature.cs
index 2e34333f0224..0eddaa44a7b7 100644
--- a/src/Middleware/Session/src/SessionFeature.cs
+++ b/src/Middleware/Session/src/SessionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Middleware/Session/src/SessionMiddleware.cs b/src/Middleware/Session/src/SessionMiddleware.cs
index 17e9bffe28c6..fdb7f7ee2712 100644
--- a/src/Middleware/Session/src/SessionMiddleware.cs
+++ b/src/Middleware/Session/src/SessionMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/Middleware/Session/src/SessionMiddlewareExtensions.cs b/src/Middleware/Session/src/SessionMiddlewareExtensions.cs
index c2731243799f..f557d4e525ca 100644
--- a/src/Middleware/Session/src/SessionMiddlewareExtensions.cs
+++ b/src/Middleware/Session/src/SessionMiddlewareExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Session;
diff --git a/src/Middleware/Session/src/SessionOptions.cs b/src/Middleware/Session/src/SessionOptions.cs
index 8396b09974b8..d5c9ba789a4e 100644
--- a/src/Middleware/Session/src/SessionOptions.cs
+++ b/src/Middleware/Session/src/SessionOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Middleware/Session/src/SessionServiceCollectionExtensions.cs b/src/Middleware/Session/src/SessionServiceCollectionExtensions.cs
index 628390fbe3c8..63cbcea6084b 100644
--- a/src/Middleware/Session/src/SessionServiceCollectionExtensions.cs
+++ b/src/Middleware/Session/src/SessionServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/Session/src/SipHash.cs b/src/Middleware/Session/src/SipHash.cs
index bad98fcab3bb..b2d92ff026bb 100644
--- a/src/Middleware/Session/src/SipHash.cs
+++ b/src/Middleware/Session/src/SipHash.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Session
 {
diff --git a/src/Middleware/Session/test/SessionTests.cs b/src/Middleware/Session/test/SessionTests.cs
index 2619c5e691ed..7278c307f089 100644
--- a/src/Middleware/Session/test/SessionTests.cs
+++ b/src/Middleware/Session/test/SessionTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliBuilder.cs b/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliBuilder.cs
index f23382691f1a..4f9bcb8bfa5e 100644
--- a/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliBuilder.cs
+++ b/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliMiddleware.cs b/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliMiddleware.cs
index ed02985250c5..7c45a4e3a03f 100644
--- a/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliMiddleware.cs
+++ b/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliMiddlewareExtensions.cs b/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliMiddlewareExtensions.cs
index 8f8176447b9d..26a2343b5dac 100644
--- a/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliMiddlewareExtensions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/AngularCli/AngularCliMiddlewareExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using System;
diff --git a/src/Middleware/SpaServices.Extensions/src/DefaultSpaBuilder.cs b/src/Middleware/SpaServices.Extensions/src/DefaultSpaBuilder.cs
index b1517a71e325..4738d3487e99 100644
--- a/src/Middleware/SpaServices.Extensions/src/DefaultSpaBuilder.cs
+++ b/src/Middleware/SpaServices.Extensions/src/DefaultSpaBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using System;
diff --git a/src/Middleware/SpaServices.Extensions/src/ISpaBuilder.cs b/src/Middleware/SpaServices.Extensions/src/ISpaBuilder.cs
index 491179268dee..2ebae3659a5e 100644
--- a/src/Middleware/SpaServices.Extensions/src/ISpaBuilder.cs
+++ b/src/Middleware/SpaServices.Extensions/src/ISpaBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 
diff --git a/src/Middleware/SpaServices.Extensions/src/Npm/NodeScriptRunner.cs b/src/Middleware/SpaServices.Extensions/src/Npm/NodeScriptRunner.cs
index 60a4ae6f96b3..b948275cebb3 100644
--- a/src/Middleware/SpaServices.Extensions/src/Npm/NodeScriptRunner.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Npm/NodeScriptRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/SpaServices.Extensions/src/Prerendering/ISpaPrerendererBuilder.cs b/src/Middleware/SpaServices.Extensions/src/Prerendering/ISpaPrerendererBuilder.cs
index 4f98a0461add..3d6578ff13f3 100644
--- a/src/Middleware/SpaServices.Extensions/src/Prerendering/ISpaPrerendererBuilder.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Prerendering/ISpaPrerendererBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/SpaServices.Extensions/src/Prerendering/SpaPrerenderingOptions.cs b/src/Middleware/SpaServices.Extensions/src/Prerendering/SpaPrerenderingOptions.cs
index 73d653cf3341..32947eb0980c 100644
--- a/src/Middleware/SpaServices.Extensions/src/Prerendering/SpaPrerenderingOptions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Prerendering/SpaPrerenderingOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.SpaServices.Prerendering;
diff --git a/src/Middleware/SpaServices.Extensions/src/Proxying/ConditionalProxyMiddleware.cs b/src/Middleware/SpaServices.Extensions/src/Proxying/ConditionalProxyMiddleware.cs
index d1bb2d36986c..b6e0f0f7e25c 100644
--- a/src/Middleware/SpaServices.Extensions/src/Proxying/ConditionalProxyMiddleware.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Proxying/ConditionalProxyMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Middleware/SpaServices.Extensions/src/Proxying/SpaProxy.cs b/src/Middleware/SpaServices.Extensions/src/Proxying/SpaProxy.cs
index 2ca12481514a..5981e19586b1 100644
--- a/src/Middleware/SpaServices.Extensions/src/Proxying/SpaProxy.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Proxying/SpaProxy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using System;
diff --git a/src/Middleware/SpaServices.Extensions/src/Proxying/SpaProxyingExtensions.cs b/src/Middleware/SpaServices.Extensions/src/Proxying/SpaProxyingExtensions.cs
index 7b0b48b6d3d7..b169120eefad 100644
--- a/src/Middleware/SpaServices.Extensions/src/Proxying/SpaProxyingExtensions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Proxying/SpaProxyingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.SpaServices;
diff --git a/src/Middleware/SpaServices.Extensions/src/ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs b/src/Middleware/SpaServices.Extensions/src/ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs
index 1a420dad7da8..f6397c907119 100644
--- a/src/Middleware/SpaServices.Extensions/src/ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs
+++ b/src/Middleware/SpaServices.Extensions/src/ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/SpaServices.Extensions/src/ReactDevelopmentServer/ReactDevelopmentServerMiddlewareExtensions.cs b/src/Middleware/SpaServices.Extensions/src/ReactDevelopmentServer/ReactDevelopmentServerMiddlewareExtensions.cs
index 0c560c0b7578..1a8d4f555c2b 100644
--- a/src/Middleware/SpaServices.Extensions/src/ReactDevelopmentServer/ReactDevelopmentServerMiddlewareExtensions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/ReactDevelopmentServer/ReactDevelopmentServerMiddlewareExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/SpaServices.Extensions/src/SpaApplicationBuilderExtensions.cs b/src/Middleware/SpaServices.Extensions/src/SpaApplicationBuilderExtensions.cs
index 3d9eec394baa..77936acbfc27 100644
--- a/src/Middleware/SpaServices.Extensions/src/SpaApplicationBuilderExtensions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/SpaApplicationBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.SpaServices;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Middleware/SpaServices.Extensions/src/SpaDefaultPageMiddleware.cs b/src/Middleware/SpaServices.Extensions/src/SpaDefaultPageMiddleware.cs
index ab81d79129a0..ab532344c548 100644
--- a/src/Middleware/SpaServices.Extensions/src/SpaDefaultPageMiddleware.cs
+++ b/src/Middleware/SpaServices.Extensions/src/SpaDefaultPageMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Middleware/SpaServices.Extensions/src/SpaOptions.cs b/src/Middleware/SpaServices.Extensions/src/SpaOptions.cs
index c34b8dc2bd2c..d1d438f09885 100644
--- a/src/Middleware/SpaServices.Extensions/src/SpaOptions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/SpaOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/SpaServices.Extensions/src/StaticFiles/DefaultSpaStaticFileProvider.cs b/src/Middleware/SpaServices.Extensions/src/StaticFiles/DefaultSpaStaticFileProvider.cs
index b28dac6fa575..f8385216812d 100644
--- a/src/Middleware/SpaServices.Extensions/src/StaticFiles/DefaultSpaStaticFileProvider.cs
+++ b/src/Middleware/SpaServices.Extensions/src/StaticFiles/DefaultSpaStaticFileProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Middleware/SpaServices.Extensions/src/StaticFiles/ISpaStaticFileProvider.cs b/src/Middleware/SpaServices.Extensions/src/StaticFiles/ISpaStaticFileProvider.cs
index 16f0615a5f00..79b4d576dd16 100644
--- a/src/Middleware/SpaServices.Extensions/src/StaticFiles/ISpaStaticFileProvider.cs
+++ b/src/Middleware/SpaServices.Extensions/src/StaticFiles/ISpaStaticFileProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.FileProviders;
 
diff --git a/src/Middleware/SpaServices.Extensions/src/StaticFiles/SpaStaticFilesExtensions.cs b/src/Middleware/SpaServices.Extensions/src/StaticFiles/SpaStaticFilesExtensions.cs
index 52200f2f85ee..86f59822393c 100644
--- a/src/Middleware/SpaServices.Extensions/src/StaticFiles/SpaStaticFilesExtensions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/StaticFiles/SpaStaticFilesExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.SpaServices.StaticFiles;
diff --git a/src/Middleware/SpaServices.Extensions/src/StaticFiles/SpaStaticFilesOptions.cs b/src/Middleware/SpaServices.Extensions/src/StaticFiles/SpaStaticFilesOptions.cs
index 85bd93188cee..f918ff669e9a 100644
--- a/src/Middleware/SpaServices.Extensions/src/StaticFiles/SpaStaticFilesOptions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/StaticFiles/SpaStaticFilesOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.Extensions.DependencyInjection;
 
diff --git a/src/Middleware/SpaServices.Extensions/src/Util/EventedStreamReader.cs b/src/Middleware/SpaServices.Extensions/src/Util/EventedStreamReader.cs
index cfdc90c8a7f0..6735a0a342aa 100644
--- a/src/Middleware/SpaServices.Extensions/src/Util/EventedStreamReader.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Util/EventedStreamReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/SpaServices.Extensions/src/Util/EventedStreamStringReader.cs b/src/Middleware/SpaServices.Extensions/src/Util/EventedStreamStringReader.cs
index efe7c72efa26..9baa2d7fe482 100644
--- a/src/Middleware/SpaServices.Extensions/src/Util/EventedStreamStringReader.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Util/EventedStreamStringReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Middleware/SpaServices.Extensions/src/Util/LoggerFinder.cs b/src/Middleware/SpaServices.Extensions/src/Util/LoggerFinder.cs
index d49b60c0816f..f4b6d89da0db 100644
--- a/src/Middleware/SpaServices.Extensions/src/Util/LoggerFinder.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Util/LoggerFinder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Middleware/SpaServices.Extensions/src/Util/TaskTimeoutExtensions.cs b/src/Middleware/SpaServices.Extensions/src/Util/TaskTimeoutExtensions.cs
index fe4d6b9c970e..debfe19be603 100644
--- a/src/Middleware/SpaServices.Extensions/src/Util/TaskTimeoutExtensions.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Util/TaskTimeoutExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/SpaServices.Extensions/src/Util/TcpPortFinder.cs b/src/Middleware/SpaServices.Extensions/src/Util/TcpPortFinder.cs
index 1682ff7dd95f..630440999672 100644
--- a/src/Middleware/SpaServices.Extensions/src/Util/TcpPortFinder.cs
+++ b/src/Middleware/SpaServices.Extensions/src/Util/TcpPortFinder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Net.Sockets;
diff --git a/src/Middleware/SpaServices.Extensions/test/ListLoggerFactory.cs b/src/Middleware/SpaServices.Extensions/test/ListLoggerFactory.cs
index 123880fd14be..322c7394c873 100644
--- a/src/Middleware/SpaServices.Extensions/test/ListLoggerFactory.cs
+++ b/src/Middleware/SpaServices.Extensions/test/ListLoggerFactory.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/SpaServices.Extensions/test/SpaServicesExtensionsTests.cs b/src/Middleware/SpaServices.Extensions/test/SpaServicesExtensionsTests.cs
index 13fa7677a615..886f61bd10c8 100644
--- a/src/Middleware/SpaServices.Extensions/test/SpaServicesExtensionsTests.cs
+++ b/src/Middleware/SpaServices.Extensions/test/SpaServicesExtensionsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/StaticFiles/samples/StaticFileSample/Startup.cs b/src/Middleware/StaticFiles/samples/StaticFileSample/Startup.cs
index bbaea9dcd43a..1c4dd452b16b 100644
--- a/src/Middleware/StaticFiles/samples/StaticFileSample/Startup.cs
+++ b/src/Middleware/StaticFiles/samples/StaticFileSample/Startup.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.IO;
 using System.Threading.Tasks;
diff --git a/src/Middleware/StaticFiles/src/Constants.cs b/src/Middleware/StaticFiles/src/Constants.cs
index 275a90fd34dd..3484aec273cc 100644
--- a/src/Middleware/StaticFiles/src/Constants.cs
+++ b/src/Middleware/StaticFiles/src/Constants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Middleware/StaticFiles/src/DefaultFilesExtensions.cs b/src/Middleware/StaticFiles/src/DefaultFilesExtensions.cs
index 2e8bea69777a..bd7762aa8c92 100644
--- a/src/Middleware/StaticFiles/src/DefaultFilesExtensions.cs
+++ b/src/Middleware/StaticFiles/src/DefaultFilesExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/StaticFiles/src/DefaultFilesMiddleware.cs b/src/Middleware/StaticFiles/src/DefaultFilesMiddleware.cs
index 9232197fa224..d64894dee1e9 100644
--- a/src/Middleware/StaticFiles/src/DefaultFilesMiddleware.cs
+++ b/src/Middleware/StaticFiles/src/DefaultFilesMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/StaticFiles/src/DefaultFilesOptions.cs b/src/Middleware/StaticFiles/src/DefaultFilesOptions.cs
index 646774315d4d..426de655be76 100644
--- a/src/Middleware/StaticFiles/src/DefaultFilesOptions.cs
+++ b/src/Middleware/StaticFiles/src/DefaultFilesOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.StaticFiles.Infrastructure;
diff --git a/src/Middleware/StaticFiles/src/DirectoryBrowserExtensions.cs b/src/Middleware/StaticFiles/src/DirectoryBrowserExtensions.cs
index dce00489f192..bd246e9d79c2 100644
--- a/src/Middleware/StaticFiles/src/DirectoryBrowserExtensions.cs
+++ b/src/Middleware/StaticFiles/src/DirectoryBrowserExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/StaticFiles/src/DirectoryBrowserMiddleware.cs b/src/Middleware/StaticFiles/src/DirectoryBrowserMiddleware.cs
index c4cc0049ad5f..bd43e170b4f8 100644
--- a/src/Middleware/StaticFiles/src/DirectoryBrowserMiddleware.cs
+++ b/src/Middleware/StaticFiles/src/DirectoryBrowserMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.Encodings.Web;
diff --git a/src/Middleware/StaticFiles/src/DirectoryBrowserOptions.cs b/src/Middleware/StaticFiles/src/DirectoryBrowserOptions.cs
index bb704749df30..1d36511ce18e 100644
--- a/src/Middleware/StaticFiles/src/DirectoryBrowserOptions.cs
+++ b/src/Middleware/StaticFiles/src/DirectoryBrowserOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.StaticFiles;
 using Microsoft.AspNetCore.StaticFiles.Infrastructure;
diff --git a/src/Middleware/StaticFiles/src/DirectoryBrowserServiceExtensions.cs b/src/Middleware/StaticFiles/src/DirectoryBrowserServiceExtensions.cs
index 36d164c443c2..1807510247b8 100644
--- a/src/Middleware/StaticFiles/src/DirectoryBrowserServiceExtensions.cs
+++ b/src/Middleware/StaticFiles/src/DirectoryBrowserServiceExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Middleware/StaticFiles/src/FileExtensionContentTypeProvider.cs b/src/Middleware/StaticFiles/src/FileExtensionContentTypeProvider.cs
index 7784a90b1d98..1b078861e502 100644
--- a/src/Middleware/StaticFiles/src/FileExtensionContentTypeProvider.cs
+++ b/src/Middleware/StaticFiles/src/FileExtensionContentTypeProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/StaticFiles/src/FileServerExtensions.cs b/src/Middleware/StaticFiles/src/FileServerExtensions.cs
index c9eb06e4c348..7f06af7d745c 100644
--- a/src/Middleware/StaticFiles/src/FileServerExtensions.cs
+++ b/src/Middleware/StaticFiles/src/FileServerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/StaticFiles/src/FileServerOptions.cs b/src/Middleware/StaticFiles/src/FileServerOptions.cs
index f46e274cc1db..f3ac6cbf5f6c 100644
--- a/src/Middleware/StaticFiles/src/FileServerOptions.cs
+++ b/src/Middleware/StaticFiles/src/FileServerOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.StaticFiles.Infrastructure;
 
diff --git a/src/Middleware/StaticFiles/src/Helpers.cs b/src/Middleware/StaticFiles/src/Helpers.cs
index 6cd3b7b34933..459711d7f8d9 100644
--- a/src/Middleware/StaticFiles/src/Helpers.cs
+++ b/src/Middleware/StaticFiles/src/Helpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Middleware/StaticFiles/src/HtmlDirectoryFormatter.cs b/src/Middleware/StaticFiles/src/HtmlDirectoryFormatter.cs
index 83a19d219456..d723f54c240b 100644
--- a/src/Middleware/StaticFiles/src/HtmlDirectoryFormatter.cs
+++ b/src/Middleware/StaticFiles/src/HtmlDirectoryFormatter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/StaticFiles/src/IContentTypeProvider.cs b/src/Middleware/StaticFiles/src/IContentTypeProvider.cs
index 15a4864cdb35..3e62331409e5 100644
--- a/src/Middleware/StaticFiles/src/IContentTypeProvider.cs
+++ b/src/Middleware/StaticFiles/src/IContentTypeProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 
diff --git a/src/Middleware/StaticFiles/src/IDirectoryFormatter.cs b/src/Middleware/StaticFiles/src/IDirectoryFormatter.cs
index 6f379dea98da..3c9194363954 100644
--- a/src/Middleware/StaticFiles/src/IDirectoryFormatter.cs
+++ b/src/Middleware/StaticFiles/src/IDirectoryFormatter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Threading.Tasks;
diff --git a/src/Middleware/StaticFiles/src/Infrastructure/SharedOptions.cs b/src/Middleware/StaticFiles/src/Infrastructure/SharedOptions.cs
index 879fa3a72ab7..ec58d6e41473 100644
--- a/src/Middleware/StaticFiles/src/Infrastructure/SharedOptions.cs
+++ b/src/Middleware/StaticFiles/src/Infrastructure/SharedOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/StaticFiles/src/Infrastructure/SharedOptionsBase.cs b/src/Middleware/StaticFiles/src/Infrastructure/SharedOptionsBase.cs
index 444477f1b56f..0a8343ade4c1 100644
--- a/src/Middleware/StaticFiles/src/Infrastructure/SharedOptionsBase.cs
+++ b/src/Middleware/StaticFiles/src/Infrastructure/SharedOptionsBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/StaticFiles/src/LoggerExtensions.cs b/src/Middleware/StaticFiles/src/LoggerExtensions.cs
index b2d973bff61b..bf85794bdd4f 100644
--- a/src/Middleware/StaticFiles/src/LoggerExtensions.cs
+++ b/src/Middleware/StaticFiles/src/LoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Middleware/StaticFiles/src/Properties/AssemblyInfo.cs b/src/Middleware/StaticFiles/src/Properties/AssemblyInfo.cs
index 3af9731ac713..b9b9e1b47965 100644
--- a/src/Middleware/StaticFiles/src/Properties/AssemblyInfo.cs
+++ b/src/Middleware/StaticFiles/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Middleware/StaticFiles/src/StaticFileContext.cs b/src/Middleware/StaticFiles/src/StaticFileContext.cs
index 60c1973cfaa9..9f10cf4f759b 100644
--- a/src/Middleware/StaticFiles/src/StaticFileContext.cs
+++ b/src/Middleware/StaticFiles/src/StaticFileContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Middleware/StaticFiles/src/StaticFileExtensions.cs b/src/Middleware/StaticFiles/src/StaticFileExtensions.cs
index 1f9270a432e0..8ed4dfaae9f2 100644
--- a/src/Middleware/StaticFiles/src/StaticFileExtensions.cs
+++ b/src/Middleware/StaticFiles/src/StaticFileExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/StaticFiles/src/StaticFileMiddleware.cs b/src/Middleware/StaticFiles/src/StaticFileMiddleware.cs
index b9b15431b1e6..5da042e54df1 100644
--- a/src/Middleware/StaticFiles/src/StaticFileMiddleware.cs
+++ b/src/Middleware/StaticFiles/src/StaticFileMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Middleware/StaticFiles/src/StaticFileOptions.cs b/src/Middleware/StaticFiles/src/StaticFileOptions.cs
index 62fd3c572030..ac99265c792a 100644
--- a/src/Middleware/StaticFiles/src/StaticFileOptions.cs
+++ b/src/Middleware/StaticFiles/src/StaticFileOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Middleware/StaticFiles/src/StaticFileResponseContext.cs b/src/Middleware/StaticFiles/src/StaticFileResponseContext.cs
index 9c435547c2cb..0e37d4f2f17b 100644
--- a/src/Middleware/StaticFiles/src/StaticFileResponseContext.cs
+++ b/src/Middleware/StaticFiles/src/StaticFileResponseContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/StaticFiles/src/StaticFilesEndpointRouteBuilderExtensions.cs b/src/Middleware/StaticFiles/src/StaticFilesEndpointRouteBuilderExtensions.cs
index 41ceb88acce7..16afbe39be4e 100644
--- a/src/Middleware/StaticFiles/src/StaticFilesEndpointRouteBuilderExtensions.cs
+++ b/src/Middleware/StaticFiles/src/StaticFilesEndpointRouteBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/StaticFiles/test/FunctionalTests/FallbackStaticFileTest.cs b/src/Middleware/StaticFiles/test/FunctionalTests/FallbackStaticFileTest.cs
index dff351cedf41..b9e0f0832fe9 100644
--- a/src/Middleware/StaticFiles/test/FunctionalTests/FallbackStaticFileTest.cs
+++ b/src/Middleware/StaticFiles/test/FunctionalTests/FallbackStaticFileTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/StaticFiles/test/FunctionalTests/Helpers.cs b/src/Middleware/StaticFiles/test/FunctionalTests/Helpers.cs
index 57e0e30da5c6..804475028482 100644
--- a/src/Middleware/StaticFiles/test/FunctionalTests/Helpers.cs
+++ b/src/Middleware/StaticFiles/test/FunctionalTests/Helpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Middleware/StaticFiles/test/FunctionalTests/StaticFileMiddlewareTests.cs b/src/Middleware/StaticFiles/test/FunctionalTests/StaticFileMiddlewareTests.cs
index 14183c0647f4..2d9ecf616ad0 100644
--- a/src/Middleware/StaticFiles/test/FunctionalTests/StaticFileMiddlewareTests.cs
+++ b/src/Middleware/StaticFiles/test/FunctionalTests/StaticFileMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/StaticFiles/test/UnitTests/CacheHeaderTests.cs b/src/Middleware/StaticFiles/test/UnitTests/CacheHeaderTests.cs
index 321e9c408f9d..0c868e84e051 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/CacheHeaderTests.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/CacheHeaderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/StaticFiles/test/UnitTests/DefaultContentTypeProviderTests.cs b/src/Middleware/StaticFiles/test/UnitTests/DefaultContentTypeProviderTests.cs
index 5df588c8023f..6f51d4a86109 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/DefaultContentTypeProviderTests.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/DefaultContentTypeProviderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Middleware/StaticFiles/test/UnitTests/DefaultFilesMiddlewareTests.cs b/src/Middleware/StaticFiles/test/UnitTests/DefaultFilesMiddlewareTests.cs
index 239c270677db..7dca0eb442f5 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/DefaultFilesMiddlewareTests.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/DefaultFilesMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/StaticFiles/test/UnitTests/DirectoryBrowserMiddlewareTests.cs b/src/Middleware/StaticFiles/test/UnitTests/DirectoryBrowserMiddlewareTests.cs
index e3cc2fa32dbf..5b619a6d2277 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/DirectoryBrowserMiddlewareTests.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/DirectoryBrowserMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/StaticFiles/test/UnitTests/RangeHeaderTests.cs b/src/Middleware/StaticFiles/test/UnitTests/RangeHeaderTests.cs
index 2879616c8bbc..7d7dcbaf4ddb 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/RangeHeaderTests.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/RangeHeaderTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Middleware/StaticFiles/test/UnitTests/RangeHelperTests.cs b/src/Middleware/StaticFiles/test/UnitTests/RangeHelperTests.cs
index a6e06810a5f9..74df3f5b95f5 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/RangeHelperTests.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/RangeHelperTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.Logging.Abstractions;
diff --git a/src/Middleware/StaticFiles/test/UnitTests/StaticFileContextTest.cs b/src/Middleware/StaticFiles/test/UnitTests/StaticFileContextTest.cs
index 409cda5b5b4d..4f3fa12589f5 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/StaticFileContextTest.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/StaticFileContextTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/StaticFiles/test/UnitTests/StaticFileMiddlewareTests.cs b/src/Middleware/StaticFiles/test/UnitTests/StaticFileMiddlewareTests.cs
index 518927b50976..9ae7dd3787f2 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/StaticFileMiddlewareTests.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/StaticFileMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/StaticFiles/test/UnitTests/StaticFilesTestServer.cs b/src/Middleware/StaticFiles/test/UnitTests/StaticFilesTestServer.cs
index 8f2723745097..0c5c447a947f 100644
--- a/src/Middleware/StaticFiles/test/UnitTests/StaticFilesTestServer.cs
+++ b/src/Middleware/StaticFiles/test/UnitTests/StaticFilesTestServer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/WebSockets/samples/EchoApp/Program.cs b/src/Middleware/WebSockets/samples/EchoApp/Program.cs
index 0723252c76e7..f6d842af7d18 100644
--- a/src/Middleware/WebSockets/samples/EchoApp/Program.cs
+++ b/src/Middleware/WebSockets/samples/EchoApp/Program.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.IO;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Hosting;
diff --git a/src/Middleware/WebSockets/samples/EchoApp/Startup.cs b/src/Middleware/WebSockets/samples/EchoApp/Startup.cs
index 5f8761705400..c97fe0e2148d 100644
--- a/src/Middleware/WebSockets/samples/EchoApp/Startup.cs
+++ b/src/Middleware/WebSockets/samples/EchoApp/Startup.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Middleware/WebSockets/samples/TestServer/Program.cs b/src/Middleware/WebSockets/samples/TestServer/Program.cs
index 68e62bfdf6da..1a0a302979e4 100644
--- a/src/Middleware/WebSockets/samples/TestServer/Program.cs
+++ b/src/Middleware/WebSockets/samples/TestServer/Program.cs
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Net;
diff --git a/src/Middleware/WebSockets/src/Constants.cs b/src/Middleware/WebSockets/src/Constants.cs
index 3757d3a344ab..bad5167c8712 100644
--- a/src/Middleware/WebSockets/src/Constants.cs
+++ b/src/Middleware/WebSockets/src/Constants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.WebSockets
 {
diff --git a/src/Middleware/WebSockets/src/ExtendedWebSocketAcceptContext.cs b/src/Middleware/WebSockets/src/ExtendedWebSocketAcceptContext.cs
index 7bfd7de4963a..bcda67d37134 100644
--- a/src/Middleware/WebSockets/src/ExtendedWebSocketAcceptContext.cs
+++ b/src/Middleware/WebSockets/src/ExtendedWebSocketAcceptContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Middleware/WebSockets/src/HandshakeHelpers.cs b/src/Middleware/WebSockets/src/HandshakeHelpers.cs
index 4ecc685090c6..fbdfdad363b2 100644
--- a/src/Middleware/WebSockets/src/HandshakeHelpers.cs
+++ b/src/Middleware/WebSockets/src/HandshakeHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/WebSockets/src/WebSocketMiddleware.cs b/src/Middleware/WebSockets/src/WebSocketMiddleware.cs
index c52a4b4a3403..0fd3cc806721 100644
--- a/src/Middleware/WebSockets/src/WebSocketMiddleware.cs
+++ b/src/Middleware/WebSockets/src/WebSocketMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/WebSockets/src/WebSocketMiddlewareExtensions.cs b/src/Middleware/WebSockets/src/WebSocketMiddlewareExtensions.cs
index 4b2ce7134ef8..01c360efba1c 100644
--- a/src/Middleware/WebSockets/src/WebSocketMiddlewareExtensions.cs
+++ b/src/Middleware/WebSockets/src/WebSocketMiddlewareExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.WebSockets;
diff --git a/src/Middleware/WebSockets/src/WebSocketOptions.cs b/src/Middleware/WebSockets/src/WebSocketOptions.cs
index 2147e6003611..21682de70a80 100644
--- a/src/Middleware/WebSockets/src/WebSocketOptions.cs
+++ b/src/Middleware/WebSockets/src/WebSocketOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/WebSockets/src/WebSocketsDependencyInjectionExtensions.cs b/src/Middleware/WebSockets/src/WebSocketsDependencyInjectionExtensions.cs
index 436783d73386..8a5b15beefad 100644
--- a/src/Middleware/WebSockets/src/WebSocketsDependencyInjectionExtensions.cs
+++ b/src/Middleware/WebSockets/src/WebSocketsDependencyInjectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnCaseResult.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnCaseResult.cs
index 2cba13cf2566..bfb956c7da68 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnCaseResult.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnCaseResult.cs
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 using System.Linq;
 using Newtonsoft.Json.Linq;
 
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnExpectations.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnExpectations.cs
index ea0667cf7783..cd30f110c159 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnExpectations.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnExpectations.cs
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 using System.Collections.Generic;
 using System.Text;
 using Microsoft.AspNetCore.Server.IntegrationTesting;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnResult.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnResult.cs
index df3c025741e9..df9182264b16 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnResult.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnResult.cs
@@ -1,4 +1,7 @@
-using System.Collections.Generic;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System.Collections.Generic;
 using System.Linq;
 using Newtonsoft.Json.Linq;
 
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnServerResult.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnServerResult.cs
index 8e53f8091d78..459517a0c79f 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnServerResult.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnServerResult.cs
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using Microsoft.AspNetCore.Server.IntegrationTesting;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnSpec.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnSpec.cs
index 0d48db4eab71..3f255fc859b0 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnSpec.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnSpec.cs
@@ -1,4 +1,7 @@
-using System.Collections.Generic;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using Newtonsoft.Json;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnTester.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnTester.cs
index ecdcd1ef0c58..fff7752e26e0 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnTester.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/AutobahnTester.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.IO;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Executable.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Executable.cs
index c20f55786bc0..64868e661f2e 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Executable.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Executable.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Diagnostics;
 using System.IO;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Expectation.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Expectation.cs
index 28ba5005c160..271df61e9acf 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Expectation.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Expectation.cs
@@ -1,4 +1,7 @@
-namespace Microsoft.AspNetCore.WebSockets.ConformanceTest.Autobahn
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+namespace Microsoft.AspNetCore.WebSockets.ConformanceTest.Autobahn
 {
     public enum Expectation
     {
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/ServerSpec.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/ServerSpec.cs
index 6b149d14d24e..a0118a369f14 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/ServerSpec.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/ServerSpec.cs
@@ -1,4 +1,7 @@
-using Newtonsoft.Json.Linq;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using Newtonsoft.Json.Linq;
 
 namespace Microsoft.AspNetCore.WebSockets.ConformanceTest.Autobahn
 {
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Wstest.cs b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Wstest.cs
index 775b00d4ab17..0326cfe4a7c9 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Wstest.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Autobahn/Wstest.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.IO;
 
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTestApp/Program.cs b/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTestApp/Program.cs
index c65ab23ac2dc..045029d8d299 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTestApp/Program.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTestApp/Program.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.IO;
 using System.Net;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTestApp/Startup.cs b/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTestApp/Startup.cs
index 6c94e5e22b2c..e13d017c044c 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTestApp/Startup.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTestApp/Startup.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Net.WebSockets;
 using System.Threading;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTests.cs b/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTests.cs
index 5960ec9cb48d..fe40ab6eb1c0 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTests.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/AutobahnTests.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Diagnostics;
 using System.IO;
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/Helpers.cs b/src/Middleware/WebSockets/test/ConformanceTests/Helpers.cs
index 7c35b1730586..95d9989ad443 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/Helpers.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/Helpers.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.IO;
 
diff --git a/src/Middleware/WebSockets/test/ConformanceTests/SkipIfWsTestNotPresentAttribute.cs b/src/Middleware/WebSockets/test/ConformanceTests/SkipIfWsTestNotPresentAttribute.cs
index 6402aedaec18..95bfa79c9570 100644
--- a/src/Middleware/WebSockets/test/ConformanceTests/SkipIfWsTestNotPresentAttribute.cs
+++ b/src/Middleware/WebSockets/test/ConformanceTests/SkipIfWsTestNotPresentAttribute.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using Microsoft.AspNetCore.Testing;
 using Microsoft.AspNetCore.WebSockets.ConformanceTest.Autobahn;
diff --git a/src/Middleware/WebSockets/test/UnitTests/AddWebSocketsTests.cs b/src/Middleware/WebSockets/test/UnitTests/AddWebSocketsTests.cs
index 255d17f24f57..21e019cd12d2 100644
--- a/src/Middleware/WebSockets/test/UnitTests/AddWebSocketsTests.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/AddWebSocketsTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Middleware/WebSockets/test/UnitTests/BufferStream.cs b/src/Middleware/WebSockets/test/UnitTests/BufferStream.cs
index 1916bf8f4b6b..95b703c98040 100644
--- a/src/Middleware/WebSockets/test/UnitTests/BufferStream.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/BufferStream.cs
@@ -1,4 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Middleware/WebSockets/test/UnitTests/DuplexStream.cs b/src/Middleware/WebSockets/test/UnitTests/DuplexStream.cs
index 03ae00f900e7..9542d31ae906 100644
--- a/src/Middleware/WebSockets/test/UnitTests/DuplexStream.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/DuplexStream.cs
@@ -1,4 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Middleware/WebSockets/test/UnitTests/HandshakeTests.cs b/src/Middleware/WebSockets/test/UnitTests/HandshakeTests.cs
index ec19793ddc2e..8cb0ac5fee12 100644
--- a/src/Middleware/WebSockets/test/UnitTests/HandshakeTests.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/HandshakeTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Middleware/WebSockets/test/UnitTests/IHostPortExtensions.cs b/src/Middleware/WebSockets/test/UnitTests/IHostPortExtensions.cs
index 3cea6f8e92f4..9a48af00358b 100644
--- a/src/Middleware/WebSockets/test/UnitTests/IHostPortExtensions.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/IHostPortExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Middleware/WebSockets/test/UnitTests/KestrelWebSocketHelpers.cs b/src/Middleware/WebSockets/test/UnitTests/KestrelWebSocketHelpers.cs
index 238e874683c1..3e3d980d7852 100644
--- a/src/Middleware/WebSockets/test/UnitTests/KestrelWebSocketHelpers.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/KestrelWebSocketHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Middleware/WebSockets/test/UnitTests/SendReceiveTests.cs b/src/Middleware/WebSockets/test/UnitTests/SendReceiveTests.cs
index afa9f707419e..e289a85cfbab 100644
--- a/src/Middleware/WebSockets/test/UnitTests/SendReceiveTests.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/SendReceiveTests.cs
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 using System.Linq;
 using System.Net.WebSockets;
 using System.Text;
diff --git a/src/Middleware/WebSockets/test/UnitTests/WebSocketMiddlewareTests.cs b/src/Middleware/WebSockets/test/UnitTests/WebSocketMiddlewareTests.cs
index 5ef3dfec0868..39402e55a5d5 100644
--- a/src/Middleware/WebSockets/test/UnitTests/WebSocketMiddlewareTests.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/WebSocketMiddlewareTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Middleware/WebSockets/test/UnitTests/WebSocketPair.cs b/src/Middleware/WebSockets/test/UnitTests/WebSocketPair.cs
index efb11af60c7a..ca838a4eefd8 100644
--- a/src/Middleware/WebSockets/test/UnitTests/WebSocketPair.cs
+++ b/src/Middleware/WebSockets/test/UnitTests/WebSocketPair.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Net.WebSockets;
 
diff --git a/src/Middleware/perf/Microbenchmarks/AssemblyInfo.cs b/src/Middleware/perf/Microbenchmarks/AssemblyInfo.cs
index 32248e0d1b0a..09f49228e9e6 100644
--- a/src/Middleware/perf/Microbenchmarks/AssemblyInfo.cs
+++ b/src/Middleware/perf/Microbenchmarks/AssemblyInfo.cs
@@ -1 +1,4 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
diff --git a/src/Middleware/perf/Microbenchmarks/HandshakeBenchmark.cs b/src/Middleware/perf/Microbenchmarks/HandshakeBenchmark.cs
index ba736578b090..98443f5a018f 100644
--- a/src/Middleware/perf/Microbenchmarks/HandshakeBenchmark.cs
+++ b/src/Middleware/perf/Microbenchmarks/HandshakeBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Attributes;
 
diff --git a/src/Middleware/perf/ResponseCaching.Microbenchmarks/AssemblyInfo.cs b/src/Middleware/perf/ResponseCaching.Microbenchmarks/AssemblyInfo.cs
index 32248e0d1b0a..09f49228e9e6 100644
--- a/src/Middleware/perf/ResponseCaching.Microbenchmarks/AssemblyInfo.cs
+++ b/src/Middleware/perf/ResponseCaching.Microbenchmarks/AssemblyInfo.cs
@@ -1 +1,4 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
diff --git a/src/Middleware/perf/ResponseCaching.Microbenchmarks/ResponseCachingBenchmark.cs b/src/Middleware/perf/ResponseCaching.Microbenchmarks/ResponseCachingBenchmark.cs
index d54f3f9c18f0..b357c30db48e 100644
--- a/src/Middleware/perf/ResponseCaching.Microbenchmarks/ResponseCachingBenchmark.cs
+++ b/src/Middleware/perf/ResponseCaching.Microbenchmarks/ResponseCachingBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/ObjectPool/src/DefaultObjectPool.cs b/src/ObjectPool/src/DefaultObjectPool.cs
index 8fb9a40de180..9e82caf8557a 100644
--- a/src/ObjectPool/src/DefaultObjectPool.cs
+++ b/src/ObjectPool/src/DefaultObjectPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/ObjectPool/src/DefaultObjectPoolProvider.cs b/src/ObjectPool/src/DefaultObjectPoolProvider.cs
index b37a946d6d55..707614836358 100644
--- a/src/ObjectPool/src/DefaultObjectPoolProvider.cs
+++ b/src/ObjectPool/src/DefaultObjectPoolProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/ObjectPool/src/DefaultPooledObjectPolicy.cs b/src/ObjectPool/src/DefaultPooledObjectPolicy.cs
index 892f7adab16e..c2b063902376 100644
--- a/src/ObjectPool/src/DefaultPooledObjectPolicy.cs
+++ b/src/ObjectPool/src/DefaultPooledObjectPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Extensions.ObjectPool
 {
diff --git a/src/ObjectPool/src/DisposableObjectPool.cs b/src/ObjectPool/src/DisposableObjectPool.cs
index e0e1a5cef563..590c3830e625 100644
--- a/src/ObjectPool/src/DisposableObjectPool.cs
+++ b/src/ObjectPool/src/DisposableObjectPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/ObjectPool/src/IPooledObjectPolicy.cs b/src/ObjectPool/src/IPooledObjectPolicy.cs
index 998d146ada8a..b13db9153f70 100644
--- a/src/ObjectPool/src/IPooledObjectPolicy.cs
+++ b/src/ObjectPool/src/IPooledObjectPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Extensions.ObjectPool
 {
diff --git a/src/ObjectPool/src/LeakTrackingObjectPool.cs b/src/ObjectPool/src/LeakTrackingObjectPool.cs
index 2740fa1d6f78..7c63ae4a8b18 100644
--- a/src/ObjectPool/src/LeakTrackingObjectPool.cs
+++ b/src/ObjectPool/src/LeakTrackingObjectPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/ObjectPool/src/LeakTrackingObjectPoolProvider.cs b/src/ObjectPool/src/LeakTrackingObjectPoolProvider.cs
index cf9d79682d43..5aa4eeaf0e40 100644
--- a/src/ObjectPool/src/LeakTrackingObjectPoolProvider.cs
+++ b/src/ObjectPool/src/LeakTrackingObjectPoolProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/ObjectPool/src/ObjectPool.cs b/src/ObjectPool/src/ObjectPool.cs
index 306629147c60..46f4969c5a1e 100644
--- a/src/ObjectPool/src/ObjectPool.cs
+++ b/src/ObjectPool/src/ObjectPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 
diff --git a/src/ObjectPool/src/ObjectPoolProvider.cs b/src/ObjectPool/src/ObjectPoolProvider.cs
index 6b8ca219eac6..0b979aad4efe 100644
--- a/src/ObjectPool/src/ObjectPoolProvider.cs
+++ b/src/ObjectPool/src/ObjectPoolProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Extensions.ObjectPool
 {
diff --git a/src/ObjectPool/src/ObjectPoolProviderExtensions.cs b/src/ObjectPool/src/ObjectPoolProviderExtensions.cs
index f2ef3224bdee..097b20d883ab 100644
--- a/src/ObjectPool/src/ObjectPoolProviderExtensions.cs
+++ b/src/ObjectPool/src/ObjectPoolProviderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 
diff --git a/src/ObjectPool/src/PooledObjectPolicy.cs b/src/ObjectPool/src/PooledObjectPolicy.cs
index 538b1c124ce9..a1059d01b0f7 100644
--- a/src/ObjectPool/src/PooledObjectPolicy.cs
+++ b/src/ObjectPool/src/PooledObjectPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.Extensions.ObjectPool
 {
diff --git a/src/ObjectPool/src/StringBuilderPooledObjectPolicy.cs b/src/ObjectPool/src/StringBuilderPooledObjectPolicy.cs
index a051c0496c5b..af24cbc55c92 100644
--- a/src/ObjectPool/src/StringBuilderPooledObjectPolicy.cs
+++ b/src/ObjectPool/src/StringBuilderPooledObjectPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/CSharpIdentifier.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/CSharpIdentifier.cs
index a7571910d7c3..5ea84b6d56c3 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/CSharpIdentifier.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/CSharpIdentifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ExtensionInitializer.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ExtensionInitializer.cs
index 51f16b552f8c..bf8683909899 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ExtensionInitializer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ExtensionInitializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/IInjectTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/IInjectTargetExtension.cs
index 781932ba8c9d..3001ef74bc09 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/IInjectTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/IInjectTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/IViewComponentTagHelperTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/IViewComponentTagHelperTargetExtension.cs
index 45a0d581a50b..b418b444d125 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/IViewComponentTagHelperTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/IViewComponentTagHelperTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectDirective.cs
index f5ea58312176..d5dd006b0a78 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectIntermediateNode.cs
index 8325c2b7a1f2..6c6357385048 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectTargetExtension.cs
index d64023ade7ed..8a76fad13f42 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/InjectTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/LegacySectionTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/LegacySectionTargetExtension.cs
index 52698cdfe86f..c92da810a6f8 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/LegacySectionTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/LegacySectionTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ModelDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ModelDirective.cs
index c16f46153ff6..5e6de23914f6 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ModelDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ModelDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ModelExpressionPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ModelExpressionPass.cs
index c943afe5bc23..51be5ea2a4df 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ModelExpressionPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ModelExpressionPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/MvcImportProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/MvcImportProjectFeature.cs
index fa8a40fedb72..a084fd5154a3 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/MvcImportProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/MvcImportProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/MvcViewDocumentClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/MvcViewDocumentClassifierPass.cs
index bcfc120e781e..c264352e8376 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/MvcViewDocumentClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/MvcViewDocumentClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/Properties/AssemblyInfo.cs
index 8233c626078d..7cde171b44cc 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/RazorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/RazorExtensions.cs
index 6fe73b57aeb7..329a20779ec7 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/RazorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/RazorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/RazorExtensionsDiagnosticFactory.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/RazorExtensionsDiagnosticFactory.cs
index af883af3d4d1..e153f03f5384 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/RazorExtensionsDiagnosticFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/RazorExtensionsDiagnosticFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Threading.Tasks;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/TagHelperDescriptorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/TagHelperDescriptorExtensions.cs
index b455fc742317..456d9e065640 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/TagHelperDescriptorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/TagHelperDescriptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperConventions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperConventions.cs
index f02d874dc5a8..4b970e44d746 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperConventions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperConventions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperDescriptorFactory.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperDescriptorFactory.cs
index 795786f5b807..8361e8bd1864 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperDescriptorFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperDescriptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperDescriptorProvider.cs
index 318994ec0ebd..79439c20abd1 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperIntermediateNode.cs
index b1399ffbeab9..3b9691e6ff44 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperMetadata.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperMetadata.cs
index 1718829c3906..1913a09f08d3 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperMetadata.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperPass.cs
index ba9938a1238e..01cb87ddcc94 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperTargetExtension.cs
index eb426d0607d0..793fbc55f3cb 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTagHelperTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTypeVisitor.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTypeVisitor.cs
index 452df2c9ac9e..e80d49a17257 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTypeVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTypeVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTypes.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTypes.cs
index e9d8f598f858..09f3914a2f6e 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTypes.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/src/ViewComponentTypes.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/InjectDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/InjectDirectiveTest.cs
index 63560c0f1f5f..b07a3b546c73 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/InjectDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/InjectDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/InjectTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/InjectTargetExtensionTest.cs
index ec314d03f67d..e4f17e5ad9d2 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/InjectTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/InjectTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/IntegrationTests/CodeGenerationIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/IntegrationTests/CodeGenerationIntegrationTest.cs
index 86eb6afc0ddd..fff8de14984e 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/IntegrationTests/CodeGenerationIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/IntegrationTests/CodeGenerationIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.IntegrationTests;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/LegacySectionTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/LegacySectionTargetExtensionTest.cs
index edf09ff60abe..c005817ed392 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/LegacySectionTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/LegacySectionTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ModelDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ModelDirectiveTest.cs
index 7a4c811dbdad..d2db5ee16884 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ModelDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ModelDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ModelExpressionPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ModelExpressionPassTest.cs
index 573159771f2b..fab89448675d 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ModelExpressionPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ModelExpressionPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcImportProjectFeatureTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcImportProjectFeatureTest.cs
index e53046ed5aaa..1f9f4e73c943 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcImportProjectFeatureTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcImportProjectFeatureTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcShim.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcShim.cs
index a50560e593e7..855c0ccffd83 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcShim.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcShim.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Reflection;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcViewDocumentClassifierPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcViewDocumentClassifierPassTest.cs
index a0a38252678d..a0f79fead092 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcViewDocumentClassifierPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/MvcViewDocumentClassifierPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/Properties/AssemblyInfo.cs
index 3337ebeac24b..fb33a59c5309 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/SourceMappingsSerializer.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/SourceMappingsSerializer.cs
index c081118d86a9..d8089d8fa014 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/SourceMappingsSerializer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/SourceMappingsSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/TagHelperDescriptorExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/TagHelperDescriptorExtensionsTest.cs
index f080719b5a08..04b4d43314a0 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/TagHelperDescriptorExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/TagHelperDescriptorExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperDescriptorFactoryTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperDescriptorFactoryTest.cs
index 491a2faaab9c..429a984a8905 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperDescriptorFactoryTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperDescriptorFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Reflection;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperDescriptorProviderTest.cs
index 862b97d71538..4ca9dc9cbcba 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using System.Reflection;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperPassTest.cs
index befa9d011c91..ea4dfccb0b02 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperTargetExtensionTest.cs
index 2e3c476a3618..6c3e89729500 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTagHelperTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTypeVisitorTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTypeVisitorTest.cs
index 96d879756c07..d74a44ad6462 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTypeVisitorTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X/test/ViewComponentTypeVisitorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/AssemblyAttributeInjectionPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/AssemblyAttributeInjectionPass.cs
index c03e517ae920..18d8161f1e23 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/AssemblyAttributeInjectionPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/AssemblyAttributeInjectionPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/CSharpIdentifier.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/CSharpIdentifier.cs
index 28e08063e6a7..20622f31919b 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/CSharpIdentifier.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/CSharpIdentifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ExtensionInitializer.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ExtensionInitializer.cs
index 03d05f7f9bbc..e290f12de7e2 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ExtensionInitializer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ExtensionInitializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/IInjectTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/IInjectTargetExtension.cs
index c334e23c2bb8..8595a463d41d 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/IInjectTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/IInjectTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/IViewComponentTagHelperTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/IViewComponentTagHelperTargetExtension.cs
index f3e07a2b75bc..76f9b354067a 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/IViewComponentTagHelperTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/IViewComponentTagHelperTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectDirective.cs
index 9442aaf64164..6b330952085d 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectIntermediateNode.cs
index 4e3603f40de8..e56b112f3f97 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectTargetExtension.cs
index d2723ba99d72..409f16c338fa 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InjectTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InstrumentationPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InstrumentationPass.cs
index f10aeb9707a5..cfd1db075619 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InstrumentationPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/InstrumentationPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ModelDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ModelDirective.cs
index cf80df5f686c..dd62e8c776c0 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ModelDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ModelDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ModelExpressionPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ModelExpressionPass.cs
index ef8e8fb181de..bad5bbb48026 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ModelExpressionPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ModelExpressionPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/MvcImportProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/MvcImportProjectFeature.cs
index b5a585192256..4c5f7deeec7e 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/MvcImportProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/MvcImportProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/MvcViewDocumentClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/MvcViewDocumentClassifierPass.cs
index 813dd2db4a12..c24d9df7ee5b 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/MvcViewDocumentClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/MvcViewDocumentClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/NamespaceDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/NamespaceDirective.cs
index de05d354b1fb..ee94078fed5c 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/NamespaceDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/NamespaceDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/PageDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/PageDirective.cs
index 9b483f9b9f55..9d7338fa624a 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/PageDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/PageDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/PagesPropertyInjectionPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/PagesPropertyInjectionPass.cs
index 4010c1903b09..181898f2b543 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/PagesPropertyInjectionPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/PagesPropertyInjectionPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/Properties/AssemblyInfo.cs
index a7a402e09a68..aa0e87b877ed 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorExtensions.cs
index afb0e896e094..221c35fa3455 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorExtensionsDiagnosticFactory.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorExtensionsDiagnosticFactory.cs
index 05a01d38a9fc..580ef9730f70 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorExtensionsDiagnosticFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorExtensionsDiagnosticFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Threading.Tasks;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorPageDocumentClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorPageDocumentClassifierPass.cs
index dbda9500fcc3..01e45885425e 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorPageDocumentClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/RazorPageDocumentClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/TagHelperDescriptorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/TagHelperDescriptorExtensions.cs
index b7bd72ec7011..579fa312b9d8 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/TagHelperDescriptorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/TagHelperDescriptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperConventions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperConventions.cs
index 30e8d1c36f91..d6383bbdab79 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperConventions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperConventions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperDescriptorFactory.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperDescriptorFactory.cs
index ef989c3f7fcb..0938f9ff2ee1 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperDescriptorFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperDescriptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperDescriptorProvider.cs
index 4806acc806c3..8c0b7fc2e267 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperIntermediateNode.cs
index a42b88416bc9..6140beaa60b3 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperMetadata.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperMetadata.cs
index ad77c7a29eed..68fdabe5d864 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperMetadata.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperPass.cs
index f5c37eb13b08..c2a1f74c9794 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperTargetExtension.cs
index a56e86fdcae3..f87c52198256 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTagHelperTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTypeVisitor.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTypeVisitor.cs
index aed17fb2f213..c50be4d8b897 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTypeVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTypeVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTypes.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTypes.cs
index cd7e2771be76..8e824868e1d4 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTypes.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/src/ViewComponentTypes.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/AssemblyAttributeInjectionPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/AssemblyAttributeInjectionPassTest.cs
index 3754276dbfc3..ca432d402152 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/AssemblyAttributeInjectionPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/AssemblyAttributeInjectionPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InjectDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InjectDirectiveTest.cs
index ff128921c984..178b187e39e2 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InjectDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InjectDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InjectTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InjectTargetExtensionTest.cs
index 53e7debcf734..a363d22ec0d7 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InjectTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InjectTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InstrumentationPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InstrumentationPassTest.cs
index e1bd402e2696..c288e3384a69 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InstrumentationPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/InstrumentationPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/IntegrationTests/CodeGenerationIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/IntegrationTests/CodeGenerationIntegrationTest.cs
index 0fa87ec5f795..cffa8c566226 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/IntegrationTests/CodeGenerationIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/IntegrationTests/CodeGenerationIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/IntegrationTests/InstrumentationPassIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/IntegrationTests/InstrumentationPassIntegrationTest.cs
index 4a4e752c3735..974ba8b9d9b5 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/IntegrationTests/InstrumentationPassIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/IntegrationTests/InstrumentationPassIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ModelDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ModelDirectiveTest.cs
index d01195906be4..f0ae5d6f14f7 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ModelDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ModelDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ModelExpressionPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ModelExpressionPassTest.cs
index cb3e7882ab6b..dc36e41f46de 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ModelExpressionPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ModelExpressionPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcImportProjectFeatureTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcImportProjectFeatureTest.cs
index 13c686adf919..f6c5941855c5 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcImportProjectFeatureTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcImportProjectFeatureTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcShim.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcShim.cs
index acbdea28f370..90b2871a9c0f 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcShim.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcShim.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Reflection;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcViewDocumentClassifierPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcViewDocumentClassifierPassTest.cs
index 455ed1ba2189..fddbd051e063 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcViewDocumentClassifierPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/MvcViewDocumentClassifierPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/NamespaceDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/NamespaceDirectiveTest.cs
index 8e5d76c6783a..ee0a9052d4e0 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/NamespaceDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/NamespaceDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/PageDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/PageDirectiveTest.cs
index 1bdb156298fa..53dff510055f 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/PageDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/PageDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/Properties/AssemblyInfo.cs
index 3337ebeac24b..fb33a59c5309 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/RazorPageDocumentClassifierPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/RazorPageDocumentClassifierPassTest.cs
index 4f895243bf32..3ebfcfb17d9d 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/RazorPageDocumentClassifierPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/RazorPageDocumentClassifierPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/SourceMappingsSerializer.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/SourceMappingsSerializer.cs
index 8c63fd74448e..6f2bb89176ef 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/SourceMappingsSerializer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/SourceMappingsSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/TagHelperDescriptorExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/TagHelperDescriptorExtensionsTest.cs
index af0b983b5535..959c3d3a72c2 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/TagHelperDescriptorExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/TagHelperDescriptorExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperDescriptorFactoryTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperDescriptorFactoryTest.cs
index bf56cb729fda..e16962f0b00c 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperDescriptorFactoryTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperDescriptorFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Reflection;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperDescriptorProviderTest.cs
index d78e7b0a8216..cb45f950e12b 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperPassTest.cs
index 00330a4eefab..7b58a5b67a9a 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperTargetExtensionTest.cs
index c5c148b6a50b..314560031f82 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTagHelperTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTypeVisitorTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTypeVisitorTest.cs
index ad75c89bfb24..c45c210caefd 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTypeVisitorTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X/test/ViewComponentTypeVisitorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ExtensionInitializer.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ExtensionInitializer.cs
index 8c650ebedb73..dae4363c0e18 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ExtensionInitializer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ExtensionInitializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/IInjectTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/IInjectTargetExtension.cs
index 89f74d5aaafd..d47a7d026fb2 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/IInjectTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/IInjectTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/IViewComponentTagHelperTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/IViewComponentTagHelperTargetExtension.cs
index 1f303e7422d1..f19029035a1d 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/IViewComponentTagHelperTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/IViewComponentTagHelperTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectDirective.cs
index 4282ea559f23..49f473fc2b6e 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectIntermediateNode.cs
index 572d8bb1dc23..fe76db4f5217 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectTargetExtension.cs
index d416d3aa0add..1e6aa50be4a6 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/InjectTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ModelDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ModelDirective.cs
index 4e0973f14a8c..a375b1d90429 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ModelDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ModelDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ModelExpressionPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ModelExpressionPass.cs
index 7b44002ff989..ff4490563a0e 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ModelExpressionPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ModelExpressionPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/MvcImportProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/MvcImportProjectFeature.cs
index b85402ef79f1..6f53c3cbc41e 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/MvcImportProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/MvcImportProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/MvcViewDocumentClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/MvcViewDocumentClassifierPass.cs
index 7f0a09f729e7..797810c29f32 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/MvcViewDocumentClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/MvcViewDocumentClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/PageDirective.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/PageDirective.cs
index 322c6564ef4a..7ba20e5327e0 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/PageDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/PageDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/PagesPropertyInjectionPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/PagesPropertyInjectionPass.cs
index 4a47275e1365..a66c72db84c1 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/PagesPropertyInjectionPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/PagesPropertyInjectionPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/Properties/AssemblyInfo.cs
index 7d8a47bc677e..ed615f183aab 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using Microsoft.AspNetCore.Mvc.Razor.Extensions;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorExtensions.cs
index 1919bbb04d24..1a1f78671089 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorExtensionsDiagnosticFactory.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorExtensionsDiagnosticFactory.cs
index 74adb4fe932f..9d24ee274eac 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorExtensionsDiagnosticFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorExtensionsDiagnosticFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Threading.Tasks;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorPageDocumentClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorPageDocumentClassifierPass.cs
index c2889be5f66e..9bb0cc0f8755 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorPageDocumentClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/RazorPageDocumentClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/TagHelperDescriptorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/TagHelperDescriptorExtensions.cs
index dd32c0b013a4..03dc3f65e41d 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/TagHelperDescriptorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/TagHelperDescriptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperConventions.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperConventions.cs
index fa7563d37ba6..4ac84054927d 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperConventions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperConventions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Razor.Extensions
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperDescriptorFactory.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperDescriptorFactory.cs
index c266d7541db0..37fd85808c7c 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperDescriptorFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperDescriptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperDescriptorProvider.cs
index 970b29152b06..7eeb9eda4792 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperIntermediateNode.cs
index 9283b2c092a1..0078fd0c4482 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperMetadata.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperMetadata.cs
index ca8aae361daf..f37b1bfbfdb7 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperMetadata.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Razor.Extensions
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperPass.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperPass.cs
index 0c3b14563e52..1f3a39106069 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperTargetExtension.cs
index 1e2e7c89c3c5..753c663e20d2 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTagHelperTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTypeVisitor.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTypeVisitor.cs
index 878b384c81e4..cccd3bbd54a5 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTypeVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTypeVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTypes.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTypes.cs
index 5558ba5e06e6..014cefab9732 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTypes.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/src/ViewComponentTypes.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ConsolidatedMvcViewDocumentClassifierPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ConsolidatedMvcViewDocumentClassifierPassTest.cs
index d8d5751f60b9..4f3315e6ed23 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ConsolidatedMvcViewDocumentClassifierPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ConsolidatedMvcViewDocumentClassifierPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/InjectDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/InjectDirectiveTest.cs
index a935b23bfb12..fc6cb2fd7d16 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/InjectDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/InjectDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/InjectTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/InjectTargetExtensionTest.cs
index 65a632d61341..a676d371ea62 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/InjectTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/InjectTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/IntegrationTests/CodeGenerationIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/IntegrationTests/CodeGenerationIntegrationTest.cs
index 9c5f7543a7fe..41b9eca63024 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/IntegrationTests/CodeGenerationIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/IntegrationTests/CodeGenerationIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ModelDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ModelDirectiveTest.cs
index 527120915b4f..bcb42eb52443 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ModelDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ModelDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ModelExpressionPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ModelExpressionPassTest.cs
index 8a9ecab95016..3465e29ef591 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ModelExpressionPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ModelExpressionPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcImportProjectFeatureTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcImportProjectFeatureTest.cs
index 7e811ee261a5..bf840dfdc042 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcImportProjectFeatureTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcImportProjectFeatureTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcShim.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcShim.cs
index 0ee1e1a66da7..13bb3e9e548f 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcShim.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcShim.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Reflection;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcViewDocumentClassifierPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcViewDocumentClassifierPassTest.cs
index 3cb503f9fca7..2c199dbb27b2 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcViewDocumentClassifierPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/MvcViewDocumentClassifierPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/PageDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/PageDirectiveTest.cs
index 6cf27963587b..3cf1f07d6fab 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/PageDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/PageDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/Properties/AssemblyInfo.cs
index 3337ebeac24b..fb33a59c5309 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/RazorPageDocumentClassifierPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/RazorPageDocumentClassifierPassTest.cs
index 779958703e13..6ac91ae28a51 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/RazorPageDocumentClassifierPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/RazorPageDocumentClassifierPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/SourceMappingsSerializer.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/SourceMappingsSerializer.cs
index c2dd799b05bb..0fa06356fb60 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/SourceMappingsSerializer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/SourceMappingsSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/TagHelperDescriptorExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/TagHelperDescriptorExtensionsTest.cs
index e9e423853cfb..826dd282c5cd 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/TagHelperDescriptorExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/TagHelperDescriptorExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperDescriptorFactoryTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperDescriptorFactoryTest.cs
index 8e874ac608ab..014ec4188a30 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperDescriptorFactoryTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperDescriptorFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Reflection;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperDescriptorProviderTest.cs
index 5fd567133f5f..3725e9368586 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.CodeAnalysis;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperPassTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperPassTest.cs
index 02039ced8aec..c41aa72ea48c 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperTargetExtensionTest.cs
index 5ea55d011aa4..0325482e6729 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTagHelperTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTypeVisitorTest.cs b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTypeVisitorTest.cs
index 3e72a824bc61..57593fb397bf 100644
--- a/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTypeVisitorTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Mvc.Razor.Extensions/test/ViewComponentTypeVisitorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptor.cs
index 3e33f1230018..4eeb6694beb1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptorBuilder.cs
index 46fc3cc6aaa2..7e0dfbbc24ee 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptorComparer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptorComparer.cs
index f6b4ea5776a3..d23fef4e026d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptorComparer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AllowedChildTagDescriptorComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AssemblyExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AssemblyExtension.cs
index 97f1c31c153e..14a502f73945 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AssemblyExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AssemblyExtension.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Reflection;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AttributeStructure.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AttributeStructure.cs
index 9a191578c498..eb35e720388d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AttributeStructure.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/AttributeStructure.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptor.cs
index ecfd96105f54..8a52a4fb36c1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorBuilder.cs
index b6fb01d7ad01..7eba72726275 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorBuilderExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorBuilderExtensions.cs
index ba565acf2dfa..9ed889b11462 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorBuilderExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorComparer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorComparer.cs
index dbddaf54f7c4..587af48a08d0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorComparer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorExtensions.cs
index 8542e4a6338a..03d52f2ffac9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeDescriptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptor.cs
index 904718d7300b..021d036ea23d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptorBuilder.cs
index 64ab98a6edbe..1f66e59a1ee5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptorComparer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptorComparer.cs
index 8896c341d3ff..ace60ba9b178 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptorComparer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/BoundAttributeParameterDescriptorComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CSharpIdentifier.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CSharpIdentifier.cs
index b5904e6f1db5..ecb17ffeedd7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CSharpIdentifier.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CSharpIdentifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Checksum.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Checksum.cs
index ca862c5441d3..eb4651335976 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Checksum.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Checksum.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ClassifiedSpanVisitor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ClassifiedSpanVisitor.cs
index f1627441309c..956a83849b21 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ClassifiedSpanVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ClassifiedSpanVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeRenderingContext.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeRenderingContext.cs
index d144558bb08c..435354a5fedb 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeRenderingContext.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeRenderingContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeTarget.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeTarget.cs
index ba8ba8b48c0e..a2014bdf38cd 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeTarget.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeTarget.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeTargetBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeTargetBuilder.cs
index de9daf2ea609..ca3f14cad533 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeTargetBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeTargetBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeWriter.cs
index 59f46fea939e..281112d60be4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeWriterExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeWriterExtensions.cs
index 227f8d2ae3a4..81c9c2c99cee 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeWriterExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/CodeWriterExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeRenderingContext.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeRenderingContext.cs
index afb717391a1b..b50124a9907a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeRenderingContext.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeRenderingContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeTarget.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeTarget.cs
index e9ef7d1ee716..5dccffabc4c8 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeTarget.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeTarget.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeTargetBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeTargetBuilder.cs
index 8ae23bddf493..21d8ed299fe0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeTargetBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultCodeTargetBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultDocumentWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultDocumentWriter.cs
index e23a3030e940..c616b4b80ad1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultDocumentWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DefaultDocumentWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DesignTimeNodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DesignTimeNodeWriter.cs
index 9bf56e2eec55..73f39e2e5493 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DesignTimeNodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DesignTimeNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Extensions;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DocumentWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DocumentWriter.cs
index abe058078bf9..050a79de9f62 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DocumentWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/DocumentWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/ICodeTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/ICodeTargetExtension.cs
index c8414f13355d..ee7de605023d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/ICodeTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/ICodeTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.CodeGeneration
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/IntermediateNodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/IntermediateNodeWriter.cs
index 5d6d116fc6ec..c1c6ceeb93c9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/IntermediateNodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/IntermediateNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/LinePragma.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/LinePragma.cs
index 70ce09875832..292b6537c3f7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/LinePragma.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/LinePragma.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/LiteralRuntimeNodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/LiteralRuntimeNodeWriter.cs
index 21d542f663af..edf8f7522c2d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/LiteralRuntimeNodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/LiteralRuntimeNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.CodeGeneration
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/RuntimeNodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/RuntimeNodeWriter.cs
index 9d4561e84d62..5db02916374f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/RuntimeNodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/RuntimeNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/TagHelperHtmlAttributeRuntimeNodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/TagHelperHtmlAttributeRuntimeNodeWriter.cs
index eec5a76575fc..6f6d5444594e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/TagHelperHtmlAttributeRuntimeNodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/TagHelperHtmlAttributeRuntimeNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.CodeGeneration
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/TagHelperRenderingContext.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/TagHelperRenderingContext.cs
index a8cbe5c96c5f..af65ce140778 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/TagHelperRenderingContext.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/CodeGeneration/TagHelperRenderingContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentBindLoweringPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentBindLoweringPass.cs
index c8e77ff2fb79..f8b9b3ffa48e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentBindLoweringPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentBindLoweringPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentChildContentDiagnosticPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentChildContentDiagnosticPass.cs
index ea102fa9c98b..a5e8a3957012 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentChildContentDiagnosticPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentChildContentDiagnosticPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCodeDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCodeDirective.cs
index 509e8928d3fe..07c490514bd0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCodeDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCodeDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCodeTarget.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCodeTarget.cs
index a106dd5d5def..ac3606c73d53 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCodeTarget.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCodeTarget.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentComplexAttributeContentPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentComplexAttributeContentPass.cs
index 37d3d4ca2ed3..bd9afc5b53c0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentComplexAttributeContentPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentComplexAttributeContentPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCssScopePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCssScopePass.cs
index 9192f23e692f..1d2d062af0f0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCssScopePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentCssScopePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDesignTimeNodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDesignTimeNodeWriter.cs
index 874e64061184..fe61747aae2d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDesignTimeNodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDesignTimeNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDiagnosticFactory.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDiagnosticFactory.cs
index 0aa49c6446e8..e92160ad0018 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDiagnosticFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDiagnosticFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDocumentClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDocumentClassifierPass.cs
index d1828ca044a2..13653d516e44 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDocumentClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDocumentClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDuplicateAttributeDiagnosticPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDuplicateAttributeDiagnosticPass.cs
index 83936bf28d59..e38b5c07b27c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDuplicateAttributeDiagnosticPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentDuplicateAttributeDiagnosticPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentEventHandlerLoweringPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentEventHandlerLoweringPass.cs
index dd6a18e5e305..9f498385b700 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentEventHandlerLoweringPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentEventHandlerLoweringPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentGenericTypePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentGenericTypePass.cs
index 977cb8cad647..fdbf873afbbc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentGenericTypePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentGenericTypePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentImportProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentImportProjectFeature.cs
index 2e689044de55..8a45b91e5272 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentImportProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentImportProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectDirective.cs
index 1af26eb50824..5fdf90f06f46 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectDirectivePass.cs
index 6ad554b03a2a..91fbee3dfba7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectIntermediateNode.cs
index ee0363fd7e9e..c0709536b763 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentInjectIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentIntermediateNodePassBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentIntermediateNodePassBase.cs
index 5aa169ff4f1f..7e1ad4fe0f11 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentIntermediateNodePassBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentIntermediateNodePassBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentKeyLoweringPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentKeyLoweringPass.cs
index 178700310129..4c959664d562 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentKeyLoweringPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentKeyLoweringPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLayoutDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLayoutDirective.cs
index 394bed3b5611..17fd958c4f34 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLayoutDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLayoutDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLayoutDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLayoutDirectivePass.cs
index 244c95df78b0..21d84dabfd11 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLayoutDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLayoutDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLoweringPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLoweringPass.cs
index 3a7e3c748e28..26a76898da3f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLoweringPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentLoweringPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMarkupBlockPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMarkupBlockPass.cs
index dc26b140b0ca..350415734dcf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMarkupBlockPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMarkupBlockPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMarkupEncodingPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMarkupEncodingPass.cs
index 54dec78760b1..3983e8c48028 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMarkupEncodingPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMarkupEncodingPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMetadata.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMetadata.cs
index 4f25d2d86e56..59228d382df4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMetadata.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentNodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentNodeWriter.cs
index 858913ea63c5..7efa39e33362 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentNodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPageDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPageDirective.cs
index 8fefd172f8d7..0a06eea97113 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPageDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPageDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPageDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPageDirectivePass.cs
index c751dd57b372..b109b30d33dc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPageDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPageDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPreserveWhitespaceDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPreserveWhitespaceDirective.cs
index b8cbd690c0b2..a3a59837ca02 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPreserveWhitespaceDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentPreserveWhitespaceDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentReferenceCaptureLoweringPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentReferenceCaptureLoweringPass.cs
index b4d776aacf46..7bda1627e4d2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentReferenceCaptureLoweringPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentReferenceCaptureLoweringPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentRuntimeNodeWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentRuntimeNodeWriter.cs
index c18d4937fa91..f33565f6635c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentRuntimeNodeWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentRuntimeNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentScriptTagPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentScriptTagPass.cs
index 6fad5cfca5d5..9aa4fcc31169 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentScriptTagPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentScriptTagPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentSplatLoweringPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentSplatLoweringPass.cs
index a1d7ed5cf98a..b7039ab99224 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentSplatLoweringPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentSplatLoweringPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTemplateDiagnosticPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTemplateDiagnosticPass.cs
index c6ae4e3aaf31..18c280ce1c06 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTemplateDiagnosticPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTemplateDiagnosticPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language.Extensions;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTemplateTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTemplateTargetExtension.cs
index 73697c25a2d5..96499b043ebe 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTemplateTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTemplateTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 using Microsoft.AspNetCore.Razor.Language.Extensions;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTypeParamDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTypeParamDirective.cs
index d37f84a0df8c..e4af9c17b1b6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTypeParamDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentTypeParamDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentWhitespacePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentWhitespacePass.cs
index 29e2dd9c9d34..30e3f826c787 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentWhitespacePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentWhitespacePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentsApi.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentsApi.cs
index 6e43c70490d7..83a7915567f5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentsApi.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ComponentsApi.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Components
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/RouteAttributeExtensionNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/RouteAttributeExtensionNode.cs
index 5d70fbb03485..48b4a9fc6653 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/RouteAttributeExtensionNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/RouteAttributeExtensionNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ScopeStack.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ScopeStack.cs
index afbb17b4532a..c3e08e48eb46 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ScopeStack.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/ScopeStack.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/TagHelperBoundAttributeDescriptorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/TagHelperBoundAttributeDescriptorExtensions.cs
index d603289c85c6..72b21476e9af 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/TagHelperBoundAttributeDescriptorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/TagHelperBoundAttributeDescriptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/TagHelperDescriptorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/TagHelperDescriptorExtensions.cs
index 0ed20565ae6a..419bb615c6ce 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/TagHelperDescriptorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Components/TagHelperDescriptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using System;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultAllowedChildTagDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultAllowedChildTagDescriptor.cs
index 28fa3f0b68ab..21dc88893d88 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultAllowedChildTagDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultAllowedChildTagDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultAllowedChildTagDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultAllowedChildTagDescriptorBuilder.cs
index 022717f9836f..eeb5de244218 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultAllowedChildTagDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultAllowedChildTagDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeDescriptor.cs
index af297496c92c..9485f280bc79 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeDescriptorBuilder.cs
index 3d7adccc9ba4..7dc02e033a5e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeParameterDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeParameterDescriptor.cs
index bbac666f489c..ec2c50f6fcc3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeParameterDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeParameterDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeParameterDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeParameterDescriptorBuilder.cs
index 0b2c30000f20..c93115fe4536 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeParameterDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultBoundAttributeParameterDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDirectiveSyntaxTreePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDirectiveSyntaxTreePass.cs
index 7f567b110928..3cfa08c97785 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDirectiveSyntaxTreePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDirectiveSyntaxTreePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDocumentClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDocumentClassifierPass.cs
index 860e42a5833b..f48c6fc2fc18 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDocumentClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDocumentClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDocumentClassifierPassFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDocumentClassifierPassFeature.cs
index 278e825de747..4d709e24ec9a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDocumentClassifierPassFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultDocumentClassifierPassFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultImportProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultImportProjectFeature.cs
index 92778322d7bb..7230c35ebe08 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultImportProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultImportProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCSharpDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCSharpDocument.cs
index 4cc1711985ba..cf57727b3a54 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCSharpDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCSharpDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCSharpLoweringPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCSharpLoweringPhase.cs
index 5206b7b45c1a..0951f6153e59 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCSharpLoweringPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCSharpLoweringPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeDocument.cs
index bceb14cbda5c..1b36ca48f02a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptions.cs
index 03b56f309168..ae97fde355c5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsBuilder.cs
index 2d16ab6b5ab8..2c550aef13c1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsFactoryProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsFactoryProjectFeature.cs
index 59bba2191392..721dd5db5d98 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsFactoryProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsFactoryProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsFeature.cs
index 1c915364d777..ed0ea6e5ae5a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorCodeGenerationOptionsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDiagnostic.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDiagnostic.cs
index 40f558df2679..2500c9de5fc2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDiagnostic.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDiagnostic.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Internal;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDirectiveClassifierPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDirectiveClassifierPhase.cs
index 155bf884559a..dd5c38b2eb33 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDirectiveClassifierPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDirectiveClassifierPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDirectiveFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDirectiveFeature.cs
index 05dd57ebf125..c5be70f565a5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDirectiveFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDirectiveFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDocumentClassifierPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDocumentClassifierPhase.cs
index 8a41520dec27..facc3fbf5283 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDocumentClassifierPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorDocumentClassifierPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorEngine.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorEngine.cs
index 27f22e01e3de..1e9e4c4cdb5f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorEngine.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorEngine.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorEngineBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorEngineBuilder.cs
index 50b3f1a6d252..6012f4277347 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorEngineBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorEngineBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorHtmlDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorHtmlDocument.cs
index 82de883267e1..cadcbff1a4e5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorHtmlDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorHtmlDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorIntermediateNodeLoweringPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorIntermediateNodeLoweringPhase.cs
index dc56bdb44017..dab85fac01e3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorIntermediateNodeLoweringPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorIntermediateNodeLoweringPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorOptimizationPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorOptimizationPhase.cs
index 6b1f7c271ac9..5210c17f2f95 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorOptimizationPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorOptimizationPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptions.cs
index 0966f0eb7443..e33230fc8492 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsBuilder.cs
index 6ba46844b89c..7bec2dbf1b67 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsFactoryProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsFactoryProjectFeature.cs
index 28d930624278..e0fe5d327d4d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsFactoryProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsFactoryProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsFeature.cs
index 956d63ff4687..c1cecf58cce9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParserOptionsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParsingPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParsingPhase.cs
index 826420127156..6e6fbb93ad7b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParsingPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorParsingPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectEngine.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectEngine.cs
index a11e63cc9043..7ab55308a8b2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectEngine.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectEngine.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectEngineBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectEngineBuilder.cs
index 4c79c767d8c1..e1ad195b223a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectEngineBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectEngineBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectFileSystem.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectFileSystem.cs
index a937894f903f..0cc25a10329b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectFileSystem.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectFileSystem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectItem.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectItem.cs
index 5dc5100238ed..4b878210776a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectItem.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorProjectItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSourceLineCollection.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSourceLineCollection.cs
index 482d88624f09..b8da14b7820e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSourceLineCollection.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSourceLineCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSyntaxTree.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSyntaxTree.cs
index 06097d12898d..fbe74804b605 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSyntaxTree.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSyntaxTree.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSyntaxTreePhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSyntaxTreePhase.cs
index 5c0df33dfb95..ba8336a3490e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSyntaxTreePhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorSyntaxTreePhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorTagHelperBinderPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorTagHelperBinderPhase.cs
index 615603813289..b1139a9348c3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorTagHelperBinderPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorTagHelperBinderPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorTargetExtensionFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorTargetExtensionFeature.cs
index 076dac88a120..d10d5355f38a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorTargetExtensionFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRazorTargetExtensionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRequiredAttributeDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRequiredAttributeDescriptor.cs
index 29d29881bd93..47c4f7a23787 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRequiredAttributeDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRequiredAttributeDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRequiredAttributeDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRequiredAttributeDescriptorBuilder.cs
index 0f68f2967721..e3210f1587aa 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRequiredAttributeDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultRequiredAttributeDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagHelperDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagHelperDescriptor.cs
index 9ebd3eb90bd4..d30713bdc6c1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagHelperDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagHelperDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagHelperDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagHelperDescriptorBuilder.cs
index e4635d141cbf..224f0e84fb8e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagHelperDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagHelperDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagMatchingRuleDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagMatchingRuleDescriptor.cs
index dae8151b6549..a706eec1c1a2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagMatchingRuleDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagMatchingRuleDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagMatchingRuleDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagMatchingRuleDescriptorBuilder.cs
index 4c8524ccb79d..16d007b26e92 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagMatchingRuleDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DefaultTagMatchingRuleDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptor.cs
index f2591b9f6898..0df6b04c226b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptorBuilderExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptorBuilderExtensions.cs
index 3e9c14b46f99..1b6a9bc34a90 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptorBuilderExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptorBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptorComparer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptorComparer.cs
index 42bff252173d..f248d476c28c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptorComparer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveDescriptorComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveKind.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveKind.cs
index 4c26a3c2af35..a4b33eed317d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveKind.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveKind.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveRemovalOptimizationPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveRemovalOptimizationPass.cs
index 5b7e136d3b25..22d500775fbe 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveRemovalOptimizationPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveRemovalOptimizationPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenDescriptor.cs
index 1b6e63762dca..a72d7b50bdeb 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenDescriptorComparer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenDescriptorComparer.cs
index 8d3d4bc24e6e..21c46af440aa 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenDescriptorComparer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenDescriptorComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenEditHandler.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenEditHandler.cs
index c84d8b0c67e4..a9aa517ec4d3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenEditHandler.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenEditHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenKind.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenKind.cs
index 88b214071c9e..4273653cb3ae 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenKind.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveTokenKind.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveUsage.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveUsage.cs
index 40e2eee78a98..b8332f3f7e3e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveUsage.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DirectiveUsage.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DocumentClassifierPassBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DocumentClassifierPassBase.cs
index ae8a0c44c40b..433e8a1690b0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DocumentClassifierPassBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/DocumentClassifierPassBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/EmptyProjectFileSystem.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/EmptyProjectFileSystem.cs
index be7ab2d2feae..a3a0dfbf58d1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/EmptyProjectFileSystem.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/EmptyProjectFileSystem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/AttributeDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/AttributeDirective.cs
index 6a2347f38e97..71e49cc2b8c2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/AttributeDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/AttributeDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/AttributeDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/AttributeDirectivePass.cs
index 0a442cce4201..3206f9cf0e98 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/AttributeDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/AttributeDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultMetadataIdentifierFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultMetadataIdentifierFeature.cs
index 40150ca338f8..19130da063fe 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultMetadataIdentifierFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultMetadataIdentifierFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperBodyIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperBodyIntermediateNode.cs
index 461df529910b..c4cbc60d2770 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperBodyIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperBodyIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperCreateIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperCreateIntermediateNode.cs
index 0ef75f1b7a8b..c87e4b405d8e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperCreateIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperCreateIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperExecuteIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperExecuteIntermediateNode.cs
index 35d4fa195c10..663edc21860d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperExecuteIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperExecuteIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperHtmlAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperHtmlAttributeIntermediateNode.cs
index 0290be83237e..fdc3d8f92981 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperHtmlAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperHtmlAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperOptimizationPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperOptimizationPass.cs
index ef777ff75459..a4329f3bc50f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperOptimizationPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperOptimizationPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperPropertyIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperPropertyIntermediateNode.cs
index c0362f0d60e7..c4499b45a3d2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperPropertyIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperPropertyIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperRuntimeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperRuntimeIntermediateNode.cs
index 74f33baddd0a..1c7e6970872a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperRuntimeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperRuntimeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperTargetExtension.cs
index 959fb6c05988..5223ba70fda7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DefaultTagHelperTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectiveIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectiveIntermediateNode.cs
index 957e73a17d79..cabfe35f3ec6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectiveIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectiveIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectivePass.cs
index 6d6d7e261ddd..88154f213ae7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectiveTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectiveTargetExtension.cs
index 6e5a87f47c46..981adf4625c1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectiveTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/DesignTimeDirectiveTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/EliminateMethodBodyPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/EliminateMethodBodyPass.cs
index c14950aae57a..3e9bf9d24c2a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/EliminateMethodBodyPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/EliminateMethodBodyPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/FunctionsDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/FunctionsDirective.cs
index 8947e20134d9..74ab794c0ea6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/FunctionsDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/FunctionsDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/FunctionsDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/FunctionsDirectivePass.cs
index 0b0758c9dd57..7a6495ee67d2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/FunctionsDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/FunctionsDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IDefaultTagHelperTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IDefaultTagHelperTargetExtension.cs
index 1f7cf9beb4b5..4ca596b3b12b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IDefaultTagHelperTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IDefaultTagHelperTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IDesignTimeDirectiveTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IDesignTimeDirectiveTargetExtension.cs
index d99ef1024131..53f88b083288 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IDesignTimeDirectiveTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IDesignTimeDirectiveTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IMetadataAttributeTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IMetadataAttributeTargetExtension.cs
index db2955fadd9e..c48d135850f9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IMetadataAttributeTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IMetadataAttributeTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IMetadataIdentifierFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IMetadataIdentifierFeature.cs
index 6948c33a676a..8e277335e2fc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IMetadataIdentifierFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IMetadataIdentifierFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Extensions
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IPreallocatedAttributeTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IPreallocatedAttributeTargetExtension.cs
index 3a3dce2f06e9..f416bafaaa33 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IPreallocatedAttributeTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IPreallocatedAttributeTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IReadOnlyListExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IReadOnlyListExtensions.cs
index e20ba8e63a0b..411eb0d3e5fc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IReadOnlyListExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/IReadOnlyListExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ISectionTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ISectionTargetExtension.cs
index 1398eeb9da32..7bcdf3852725 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ISectionTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ISectionTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ITemplateTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ITemplateTargetExtension.cs
index 8d1568e62491..dacc6d608205 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ITemplateTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ITemplateTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ImplementsDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ImplementsDirective.cs
index 4ee1657a2772..d0d2dc651662 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ImplementsDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ImplementsDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ImplementsDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ImplementsDirectivePass.cs
index efd06a41520f..d47baf2ac988 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ImplementsDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ImplementsDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/InheritsDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/InheritsDirective.cs
index 74fa396bcc57..7c6bdf501b4e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/InheritsDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/InheritsDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/InheritsDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/InheritsDirectivePass.cs
index f45d6fb982cb..be47c7b5aa89 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/InheritsDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/InheritsDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/MetadataAttributePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/MetadataAttributePass.cs
index 4ae8cad42c51..cb54158e2e2d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/MetadataAttributePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/MetadataAttributePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/MetadataAttributeTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/MetadataAttributeTargetExtension.cs
index 7c702bb1a06a..5421febe1659 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/MetadataAttributeTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/MetadataAttributeTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/NamespaceDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/NamespaceDirective.cs
index 3d29f63a03fe..8a102427fe0f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/NamespaceDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/NamespaceDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedAttributeTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedAttributeTargetExtension.cs
index c371361f4c73..50708a6a535b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedAttributeTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedAttributeTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperAttributeOptimizationPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperAttributeOptimizationPass.cs
index ccac53173274..a8e1b528646b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperAttributeOptimizationPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperAttributeOptimizationPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperHtmlAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperHtmlAttributeIntermediateNode.cs
index 70a9c61fa6ad..c5e214e6ca3c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperHtmlAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperHtmlAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperHtmlAttributeValueIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperHtmlAttributeValueIntermediateNode.cs
index 5faed5344be0..863b66bb611e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperHtmlAttributeValueIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperHtmlAttributeValueIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperPropertyIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperPropertyIntermediateNode.cs
index 7db273a1d6a8..deed6ab2af6e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperPropertyIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperPropertyIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperPropertyValueIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperPropertyValueIntermediateNode.cs
index 6516a22133dd..847cb0df004c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperPropertyValueIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/PreallocatedTagHelperPropertyValueIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorCompiledItemAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorCompiledItemAttributeIntermediateNode.cs
index ee82fca81a04..c4962bff8e8d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorCompiledItemAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorCompiledItemAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorCompiledItemMetadataAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorCompiledItemMetadataAttributeIntermediateNode.cs
index 52f7b92012e3..0aa69b2b0d2c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorCompiledItemMetadataAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorCompiledItemMetadataAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorSourceChecksumAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorSourceChecksumAttributeIntermediateNode.cs
index 4aa8d3f978f6..b739ce73de14 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorSourceChecksumAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/RazorSourceChecksumAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionDirective.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionDirective.cs
index 9040e1868804..167c9ce715aa 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionDirective.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionDirective.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionDirectivePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionDirectivePass.cs
index ea2ad395ff17..85c01dc61381 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionDirectivePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionDirectivePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionIntermediateNode.cs
index d3d4c105579f..65b321a7cf75 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionTargetExtension.cs
index ba1f637ad635..78d111f5bbfc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/SectionTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/TemplateIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/TemplateIntermediateNode.cs
index 76c81a94a321..4d7b22aeae9c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/TemplateIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/TemplateIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/TemplateTargetExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/TemplateTargetExtension.cs
index 8ec532e21afd..3d2b50d00ee7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/TemplateTargetExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/TemplateTargetExtension.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ViewCssScopePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ViewCssScopePass.cs
index ae20b386c243..acfd80c6ee00 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ViewCssScopePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Extensions/ViewCssScopePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/FileKindDirectiveFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/FileKindDirectiveFeature.cs
index 88bd6230c687..72088d95e0e5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/FileKindDirectiveFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/FileKindDirectiveFeature.cs
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 using System.Collections.Generic;
 using System.Text;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/FileKinds.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/FileKinds.cs
index 605c601cc79b..211beafbcb84 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/FileKinds.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/FileKinds.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/HtmlConventions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/HtmlConventions.cs
index be2530cae34e..29e99c2df1c2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/HtmlConventions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/HtmlConventions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/HtmlNodeOptimizationPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/HtmlNodeOptimizationPass.cs
index 1b327aa032ad..a24da796ab9f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/HtmlNodeOptimizationPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/HtmlNodeOptimizationPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IConfigureRazorCodeGenerationOptionsFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IConfigureRazorCodeGenerationOptionsFeature.cs
index e1f50c0fab9e..9fe2162d584a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IConfigureRazorCodeGenerationOptionsFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IConfigureRazorCodeGenerationOptionsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IConfigureRazorParserOptionsFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IConfigureRazorParserOptionsFeature.cs
index 541243ca0686..c7f2acd2547f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IConfigureRazorParserOptionsFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IConfigureRazorParserOptionsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IDirectiveDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IDirectiveDescriptorBuilder.cs
index 465069dbcf41..36edfb3e988a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IDirectiveDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IDirectiveDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IImportProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IImportProjectFeature.cs
index 98d8ffe55817..6b6c78bd3400 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IImportProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IImportProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCSharpLoweringPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCSharpLoweringPhase.cs
index 265e4bc4940a..7da903902afc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCSharpLoweringPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCSharpLoweringPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCodeGenerationOptionsFactoryProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCodeGenerationOptionsFactoryProjectFeature.cs
index 52b3ad66b3d2..b348507e78a0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCodeGenerationOptionsFactoryProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCodeGenerationOptionsFactoryProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCodeGenerationOptionsFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCodeGenerationOptionsFeature.cs
index b74bcc3d8db3..cea7942ded20 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCodeGenerationOptionsFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorCodeGenerationOptionsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveClassifierPass.cs
index 0adaa290a9be..a460c742d439 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveClassifierPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveClassifierPhase.cs
index 41594a66a4f7..d12a1b2c8b4b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveClassifierPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveClassifierPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveFeature.cs
index 5483fd4941cf..94da4f6a148b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDirectiveFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDocumentClassifierPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDocumentClassifierPass.cs
index 0893eaeeadb6..12c9585ba65b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDocumentClassifierPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDocumentClassifierPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDocumentClassifierPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDocumentClassifierPhase.cs
index 37a957419e7b..c2c12336304b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDocumentClassifierPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorDocumentClassifierPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEngineBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEngineBuilder.cs
index 38c411296b2f..31aa6be5023b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEngineBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEngineBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEngineFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEngineFeature.cs
index e06f3a65cef6..04b83f914727 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEngineFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEngineFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEnginePhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEnginePhase.cs
index 0afcaaaa15fb..ab7e01f24ab7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEnginePhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorEnginePhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorFeature.cs
index 4b8d6026013b..d7c088e60c40 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorIntermediateNodeLoweringPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorIntermediateNodeLoweringPhase.cs
index 6a7bfa05ec7d..d9e2f51c5a57 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorIntermediateNodeLoweringPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorIntermediateNodeLoweringPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorOptimizationPass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorOptimizationPass.cs
index 693cf96a0236..b91e8f52c574 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorOptimizationPass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorOptimizationPass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorOptimizationPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorOptimizationPhase.cs
index e0c7cccd5dbb..abfe84cf27d3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorOptimizationPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorOptimizationPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParserOptionsFactoryProjectFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParserOptionsFactoryProjectFeature.cs
index af64f5826ad5..ed13c38e48a5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParserOptionsFactoryProjectFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParserOptionsFactoryProjectFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParserOptionsFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParserOptionsFeature.cs
index b2c1e9ec3e6e..96af48091763 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParserOptionsFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParserOptionsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParsingPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParsingPhase.cs
index fb409ec33fa1..bbf2899a1126 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParsingPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorParsingPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorProjectEngineFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorProjectEngineFeature.cs
index 3b97dbefd2a6..e8f2905c7bb7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorProjectEngineFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorProjectEngineFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorSyntaxTreePass.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorSyntaxTreePass.cs
index aa4ba8465091..c8db98173379 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorSyntaxTreePass.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorSyntaxTreePass.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorSyntaxTreePhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorSyntaxTreePhase.cs
index f75baab74a03..c706c8cb3ada 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorSyntaxTreePhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorSyntaxTreePhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorTagHelperBinderPhase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorTagHelperBinderPhase.cs
index 1cea097fbd6d..417ccb09111a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorTagHelperBinderPhase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorTagHelperBinderPhase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorTargetExtensionFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorTargetExtensionFeature.cs
index 33f30c819390..d9b1c238f246 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorTargetExtensionFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IRazorTargetExtensionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ITagHelperDescriptorProvider.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ITagHelperDescriptorProvider.cs
index 1b061f59baba..dce3069e9e55 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ITagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ITagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ITagHelperFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ITagHelperFeature.cs
index 1f33f948dcc7..cba6fc6e4cb2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ITagHelperFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ITagHelperFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpCodeAttributeValueIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpCodeAttributeValueIntermediateNode.cs
index 4a9ce5d1a91c..6aeb2e5039c2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpCodeAttributeValueIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpCodeAttributeValueIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpCodeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpCodeIntermediateNode.cs
index f888a561f854..1c9cc573688f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpCodeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpCodeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpExpressionAttributeValueIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpExpressionAttributeValueIntermediateNode.cs
index c058b67accf9..427ea094f316 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpExpressionAttributeValueIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpExpressionAttributeValueIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpExpressionIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpExpressionIntermediateNode.cs
index c4c9e02962fe..cd1219488018 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpExpressionIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CSharpExpressionIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CascadingGenericTypeParameter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CascadingGenericTypeParameter.cs
index 87e71222587c..25c4d9bee4a6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CascadingGenericTypeParameter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CascadingGenericTypeParameter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ClassDeclarationIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ClassDeclarationIntermediateNode.cs
index ea178228c343..57180ac489a4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ClassDeclarationIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ClassDeclarationIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CommonAnnotations.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CommonAnnotations.cs
index fb2f02fc69ae..807f48330118 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CommonAnnotations.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/CommonAnnotations.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Intermediate
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentAttributeIntermediateNode.cs
index bd335c58b04e..e1a0316a7ff1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentChildContentIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentChildContentIntermediateNode.cs
index 85c5f718658e..ac0726961c92 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentChildContentIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentChildContentIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentIntermediateNode.cs
index 95c117f6b6cd..127270cd0348 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentTypeArgumentIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentTypeArgumentIntermediateNode.cs
index e729d32d46d5..cfcd38a08ff1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentTypeArgumentIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentTypeArgumentIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentTypeInferenceMethodIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentTypeInferenceMethodIntermediateNode.cs
index 4cf2f1847f45..5927e96388bf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentTypeInferenceMethodIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ComponentTypeInferenceMethodIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DebuggerDisplayFormatter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DebuggerDisplayFormatter.cs
index 705148b8abc2..7c7ec326e037 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DebuggerDisplayFormatter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DebuggerDisplayFormatter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DefaultRazorIntermediateNodeBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DefaultRazorIntermediateNodeBuilder.cs
index abee297973f5..5029c871557a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DefaultRazorIntermediateNodeBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DefaultRazorIntermediateNodeBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DirectiveIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DirectiveIntermediateNode.cs
index 6f954a89f846..f0af6ab5a401 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DirectiveIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DirectiveIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DirectiveTokenIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DirectiveTokenIntermediateNode.cs
index a01ed25b809f..bc30f4dc50dc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DirectiveTokenIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DirectiveTokenIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DocumentIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DocumentIntermediateNode.cs
index 9570092e46c7..77fa1d4af1ff 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DocumentIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DocumentIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DocumentIntermediateNodeExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DocumentIntermediateNodeExtensions.cs
index 60bdbd36e540..497a5fd249e3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DocumentIntermediateNodeExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/DocumentIntermediateNodeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ExtensionIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ExtensionIntermediateNode.cs
index 2b909da7aefb..e1dfbf451fd0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ExtensionIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ExtensionIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/FieldDeclarationIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/FieldDeclarationIntermediateNode.cs
index 50cc1d10c677..a0b573e8b1c3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/FieldDeclarationIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/FieldDeclarationIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlAttributeIntermediateNode.cs
index 8fd1cc9df45a..8b4ad6f57fb0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlAttributeValueIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlAttributeValueIntermediateNode.cs
index 6fdc5247a331..eff1d1196a7a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlAttributeValueIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlAttributeValueIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlContentIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlContentIntermediateNode.cs
index 3a213fe4603b..64b8bc65a374 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlContentIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlContentIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlContentIntermediateNodeExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlContentIntermediateNodeExtensions.cs
index 5ca25f851d07..18e126200e96 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlContentIntermediateNodeExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/HtmlContentIntermediateNodeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IExtensionIntermediateNodeVisitor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IExtensionIntermediateNodeVisitor.cs
index 817439d0ba40..37642f187b7f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IExtensionIntermediateNodeVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IExtensionIntermediateNodeVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Intermediate
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNode.cs
index 02c2976c55e8..2bc582931415 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeBuilder.cs
index 24e72f5065e0..91c2f69c00cf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeCollection.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeCollection.cs
index 409dddad3073..6cee44b02dc4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeCollection.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeExtensions.cs
index f491158cec47..feb18598cbeb 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeFormatter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeFormatter.cs
index c453dbe6e9ce..9646b9f35ea4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeFormatter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeFormatter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeFormatterBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeFormatterBase.cs
index 54846acaafbb..0d29e211c737 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeFormatterBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeFormatterBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeReference.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeReference.cs
index 230ca1748413..ac4263b7db27 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeReference.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeVisitor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeVisitor.cs
index 6aa7ba085c6a..4bcd1a732e15 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Intermediate
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeWalker.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeWalker.cs
index 8cafe05a9a79..069e4277fc94 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeWalker.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateNodeWalker.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateToken.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateToken.cs
index 70af1540c62c..1875d8c6f873 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateToken.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/IntermediateToken.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/LazyIntermediateToken .cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/LazyIntermediateToken .cs
index 7d2b6fbb9864..5c89156e7631 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/LazyIntermediateToken .cs	
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/LazyIntermediateToken .cs	
@@ -1,4 +1,7 @@
-using System;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
 
 namespace Microsoft.AspNetCore.Razor.Language.Intermediate
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MalformedDirectiveIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MalformedDirectiveIntermediateNode.cs
index d37a2316a508..0f9efacb4daa 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MalformedDirectiveIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MalformedDirectiveIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MarkupBlockIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MarkupBlockIntermediateNode.cs
index c3481722c18b..e5f2c28e483b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MarkupBlockIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MarkupBlockIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MarkupElementIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MarkupElementIntermediateNode.cs
index cd7ddc756ca3..1899cb8251f5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MarkupElementIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MarkupElementIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MemberDeclarationIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MemberDeclarationIntermediateNode.cs
index b506fec616e1..99a0a3a1ec4c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MemberDeclarationIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MemberDeclarationIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Intermediate
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MethodDeclarationIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MethodDeclarationIntermediateNode.cs
index ad1563682480..111006d5d01b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MethodDeclarationIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MethodDeclarationIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MethodParameter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MethodParameter.cs
index 6838f73d7d8d..a3140787e7a3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MethodParameter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/MethodParameter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/NamespaceDeclarationIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/NamespaceDeclarationIntermediateNode.cs
index 4a828102ae2a..95e5ef7a330d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/NamespaceDeclarationIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/NamespaceDeclarationIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/PropertyDeclarationIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/PropertyDeclarationIntermediateNode.cs
index 3b7242c5bd0d..edda512b07d7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/PropertyDeclarationIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/PropertyDeclarationIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ReferenceCaptureIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ReferenceCaptureIntermediateNode.cs
index eb6f2d9c47b8..b0153dc98f9f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ReferenceCaptureIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/ReferenceCaptureIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/SetKeyIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/SetKeyIntermediateNode.cs
index 507f89c86345..bd5bbb79180b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/SetKeyIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/SetKeyIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/SplatIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/SplatIntermediateNode.cs
index 1a64be2d5a3e..032f8ad697a3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/SplatIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/SplatIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperBodyIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperBodyIntermediateNode.cs
index ebf5b0eac02b..a331a28ef9ac 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperBodyIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperBodyIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperDirectiveAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperDirectiveAttributeIntermediateNode.cs
index 29ab32badd8b..c2b9b73ef0cf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperDirectiveAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperDirectiveAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperDirectiveAttributeParameterIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperDirectiveAttributeParameterIntermediateNode.cs
index bb3c66008528..3602a25dafaf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperDirectiveAttributeParameterIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperDirectiveAttributeParameterIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperHtmlAttributeIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperHtmlAttributeIntermediateNode.cs
index bdbf1363846a..7f4a0b0ababe 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperHtmlAttributeIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperHtmlAttributeIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperIntermediateNode.cs
index 9fcd9a645d64..dca86f0cc3a2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperPropertyIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperPropertyIntermediateNode.cs
index 1a755fe6f95d..13036bcb79f5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperPropertyIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TagHelperPropertyIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TokenKind.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TokenKind.cs
index b73d6797cdae..3fc1957d4a3e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TokenKind.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TokenKind.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Intermediate
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TypeParameter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TypeParameter.cs
index 08f953e23aeb..75c68c6dfc73 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TypeParameter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/TypeParameter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Intermediate
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/UsingDirectiveIntermediateNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/UsingDirectiveIntermediateNode.cs
index 67c64f79e74a..358d5747bed2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/UsingDirectiveIntermediateNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Intermediate/UsingDirectiveIntermediateNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IntermediateNodePassBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IntermediateNodePassBase.cs
index c9024fea52bb..fccf72638c52 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IntermediateNodePassBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/IntermediateNodePassBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ItemCollection.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ItemCollection.cs
index 951fa40cf4f3..5f064192f255 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ItemCollection.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ItemCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/LargeTextSourceDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/LargeTextSourceDocument.cs
index 34e72ad98475..66a149a19ba0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/LargeTextSourceDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/LargeTextSourceDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AcceptedCharactersInternal.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AcceptedCharactersInternal.cs
index 9838a182b5e2..0d2a3ab73151 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AcceptedCharactersInternal.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AcceptedCharactersInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AddImportChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AddImportChunkGenerator.cs
index bb585eaa5333..70da43959b5f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AddImportChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AddImportChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AddTagHelperChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AddTagHelperChunkGenerator.cs
index 2df86b32de33..7f35de970b3b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AddTagHelperChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AddTagHelperChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AutoCompleteEditHandler.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AutoCompleteEditHandler.cs
index 25143777802c..099d597c3c32 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AutoCompleteEditHandler.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/AutoCompleteEditHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/BalancingModes.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/BalancingModes.cs
index 898eb9133a23..246ced665036 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/BalancingModes.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/BalancingModes.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/BlockKindInternal.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/BlockKindInternal.cs
index 6c37427ca788..fea6b4b3b578 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/BlockKindInternal.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/BlockKindInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpCodeParser.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpCodeParser.cs
index 510a89a511a7..ea2d40ab4442 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpCodeParser.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpCodeParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpKeyword.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpKeyword.cs
index b37807377ba1..942c32477e4c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpKeyword.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpKeyword.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpLanguageCharacteristics.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpLanguageCharacteristics.cs
index febc9f649312..d37e3304183d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpLanguageCharacteristics.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpLanguageCharacteristics.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpTokenizer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpTokenizer.cs
index 6f613675804c..8c7e374b6a95 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpTokenizer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CSharpTokenizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ClassifiedSpanInternal.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ClassifiedSpanInternal.cs
index 93c433192329..62778c59116f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ClassifiedSpanInternal.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ClassifiedSpanInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CodeBlockEditHandler.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CodeBlockEditHandler.cs
index db4f7920abe2..74fda6fc61ef 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CodeBlockEditHandler.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/CodeBlockEditHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveCSharpTokenizer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveCSharpTokenizer.cs
index 59224e709f3c..a4b5af7c3915 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveCSharpTokenizer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveCSharpTokenizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveHtmlTokenizer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveHtmlTokenizer.cs
index 7c69a1c3b8c6..89fce958410a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveHtmlTokenizer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveHtmlTokenizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveTokenChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveTokenChunkGenerator.cs
index ea1095bd5bc1..c27c7bafd602 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveTokenChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DirectiveTokenChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DisposableAction.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DisposableAction.cs
index 8dbecff0bcbc..f8a5785a2909 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DisposableAction.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/DisposableAction.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/EditResult.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/EditResult.cs
index 13dfb20a716d..76ca049d932e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/EditResult.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/EditResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ErrorSink.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ErrorSink.cs
index 3b4c057cd7db..b571cd3c9a40 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ErrorSink.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ErrorSink.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ExpressionChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ExpressionChunkGenerator.cs
index 24eb488c1e4a..89eda93c3ab9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ExpressionChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ExpressionChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/FirstDirectiveCSharpLanguageCharacteristics.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/FirstDirectiveCSharpLanguageCharacteristics.cs
index c3761ce5c593..9f099f839da9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/FirstDirectiveCSharpLanguageCharacteristics.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/FirstDirectiveCSharpLanguageCharacteristics.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/FirstDirectiveHtmlLanguageCharacteristics.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/FirstDirectiveHtmlLanguageCharacteristics.cs
index 2e2c7bea6bb8..1f2281c59ae5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/FirstDirectiveHtmlLanguageCharacteristics.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/FirstDirectiveHtmlLanguageCharacteristics.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlLanguageCharacteristics.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlLanguageCharacteristics.cs
index 8ef842f56e76..62a3dd8479f0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlLanguageCharacteristics.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlLanguageCharacteristics.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlMarkupParser.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlMarkupParser.cs
index ed2d9eea0887..c18ac8a0ccca 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlMarkupParser.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlMarkupParser.cs
@@ -1,6 +1,6 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
-
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlTokenizer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlTokenizer.cs
index aab93bdef812..f34af2ce40c1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlTokenizer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/HtmlTokenizer.cs
@@ -1,6 +1,6 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
-
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Collections.Generic;
 using System.Diagnostics;
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ISpanChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ISpanChunkGenerator.cs
index 1ed28f13c8e7..10ce8c36e5a4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ISpanChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ISpanChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITextBuffer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITextBuffer.cs
index bb52e6a06613..1c90456e06d8 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITextBuffer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITextBuffer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITextDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITextDocument.cs
index 5792467c7215..bb331ba4cb22 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITextDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITextDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITokenizer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITokenizer.cs
index 0dac9f1b4f57..ec70719226a0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITokenizer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ITokenizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ImplicitExpressionEditHandler.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ImplicitExpressionEditHandler.cs
index 6bd5e900ece8..53c17335f5c6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ImplicitExpressionEditHandler.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ImplicitExpressionEditHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/KnownTokenType.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/KnownTokenType.cs
index da9290ef5314..25dec8121daa 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/KnownTokenType.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/KnownTokenType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LanguageCharacteristics.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LanguageCharacteristics.cs
index 8547ba9de9da..408097f64fb5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LanguageCharacteristics.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LanguageCharacteristics.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LegacySyntaxNodeExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LegacySyntaxNodeExtensions.cs
index 46bcd010032e..df81e3bc8976 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LegacySyntaxNodeExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LegacySyntaxNodeExtensions.cs
@@ -1,6 +1,6 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
-
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LiteralAttributeChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LiteralAttributeChunkGenerator.cs
index 4cbdb9bd7a6f..aafadca37850 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LiteralAttributeChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LiteralAttributeChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 using Microsoft.Extensions.Internal;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LocationTagged.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LocationTagged.cs
index a1ffeaf00bed..911e30a1f27a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LocationTagged.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/LocationTagged.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/MarkupChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/MarkupChunkGenerator.cs
index 796bf545a688..794a2c708afe 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/MarkupChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/MarkupChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserBase.cs
index 6d07a26c6025..978d9591e46d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserContext.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserContext.cs
index 5b35faa1d688..b871d01723bc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserContext.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserHelpers.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserHelpers.cs
index 17f015e7ea4e..ed5a3862cfe5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserHelpers.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserState.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserState.cs
index 972fe08cca86..778864c0ea68 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserState.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/ParserState.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/PartialParseResultInternal.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/PartialParseResultInternal.cs
index a6a79c01bf16..094a8926fe74 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/PartialParseResultInternal.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/PartialParseResultInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RazorParser.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RazorParser.cs
index 042ba4cc7b9c..eb9dbd1252e8 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RazorParser.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RazorParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Syntax;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RazorSyntaxTreeExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RazorSyntaxTreeExtensions.cs
index 63402f9f65a5..13488fb71ae7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RazorSyntaxTreeExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RazorSyntaxTreeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RemoveTagHelperChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RemoveTagHelperChunkGenerator.cs
index 6a05c951f0a6..998ac9d64862 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RemoveTagHelperChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/RemoveTagHelperChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SeekableTextReader.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SeekableTextReader.cs
index 57be59c2e867..760f52a1b4e6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SeekableTextReader.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SeekableTextReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SourceLocationTracker.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SourceLocationTracker.cs
index def2d91df07f..cdc4be9e7290 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SourceLocationTracker.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SourceLocationTracker.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanChunkGenerator.cs
index 146a5c7d4c6a..5c3d239cb6f1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanContext.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanContext.cs
index 2eff0fdac1e6..b87e6963ccf2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanContext.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanEditHandler.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanEditHandler.cs
index cf2d7a629d1c..2c3dca8c4c2a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanEditHandler.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanEditHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanKindInternal.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanKindInternal.cs
index 51ad9d19487f..bf19d50b00e5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanKindInternal.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SpanKindInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/StatementChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/StatementChunkGenerator.cs
index 7874800a9689..48a8688436bc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/StatementChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/StatementChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SyntaxConstants.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SyntaxConstants.cs
index a4314b285a9a..433d383cd99c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SyntaxConstants.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/SyntaxConstants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperAttributeNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperAttributeNode.cs
index 139badfe5e23..ef0f8188b124 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperAttributeNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperAttributeNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperBlockRewriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperBlockRewriter.cs
index 573e551d9e9c..338e28df6e2b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperBlockRewriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperBlockRewriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperDirectiveType.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperDirectiveType.cs
index 3b98dfd89502..e67b43ebfffe 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperDirectiveType.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperDirectiveType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperParseTreeRewriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperParseTreeRewriter.cs
index 2c661f27b983..55d3c782c212 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperParseTreeRewriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperParseTreeRewriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperPrefixDirectiveChunkGenerator.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperPrefixDirectiveChunkGenerator.cs
index 094ec2e9c9a5..f23dcbdcb3a9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperPrefixDirectiveChunkGenerator.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperPrefixDirectiveChunkGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperSpanInternal.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperSpanInternal.cs
index 8d5ff92f9d77..88b5c0b8d98f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperSpanInternal.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TagHelperSpanInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TextReaderExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TextReaderExtensions.cs
index 1c5f77c31486..9e2f8413ec8c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TextReaderExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TextReaderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/Tokenizer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/Tokenizer.cs
index 5e22cdfeb3e0..c1b6944c4edf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/Tokenizer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/Tokenizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TokenizerBackedParser.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TokenizerBackedParser.cs
index ca374e0c1e3a..8babb7cecca6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TokenizerBackedParser.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TokenizerBackedParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TokenizerView.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TokenizerView.cs
index ef481af1ac44..18f79cb8da25 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TokenizerView.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/TokenizerView.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/WhiteSpaceRewriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/WhiteSpaceRewriter.cs
index af20b925f1f4..ce1192d77d6d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/WhiteSpaceRewriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Legacy/WhiteSpaceRewriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Syntax;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/NotFoundProjectItem.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/NotFoundProjectItem.cs
index 627b7b52e5d9..13677fd32757 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/NotFoundProjectItem.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/NotFoundProjectItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Properties/AssemblyInfo.cs
index 0f27c052779b..2e5c04758463 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 [assembly: InternalsVisibleTo("Microsoft.AspNetCore.Razor.OmniSharpPlugin.StrongNamed, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ProvideRazorExtensionInitializerAttribute.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ProvideRazorExtensionInitializerAttribute.cs
index 374419a6762f..2f50d5746759 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ProvideRazorExtensionInitializerAttribute.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/ProvideRazorExtensionInitializerAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCSharpDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCSharpDocument.cs
index d7ff5fb66c1c..25604a475fa6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCSharpDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCSharpDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeDocument.cs
index 0d57df281538..62cdf177cdf8 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeDocumentExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeDocumentExtensions.cs
index eeb191ebc5df..b831bfa50740 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeDocumentExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeDocumentExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeGenerationOptions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeGenerationOptions.cs
index 0bd804a21d53..2a24fd7a2f25 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeGenerationOptions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeGenerationOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeGenerationOptionsBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeGenerationOptionsBuilder.cs
index d8896d3050d5..2b1325f9b2e9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeGenerationOptionsBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorCodeGenerationOptionsBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorConfiguration.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorConfiguration.cs
index e70676b2963d..8892752da058 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorConfiguration.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorConfiguration.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnostic.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnostic.cs
index a4bd3c2b5e49..db895adadb2d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnostic.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnostic.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticCollection.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticCollection.cs
index 3417ee59e8d6..a9f22a0eb3fa 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticCollection.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticDescriptor.cs
index 6d6117376807..5ae3e9bb433a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticFactory.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticFactory.cs
index 9bef04b5bc24..7cbc50c6ffef 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticSeverity.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticSeverity.cs
index 2f53ae99cb04..827ea5bbb41f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticSeverity.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorDiagnosticSeverity.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngine.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngine.cs
index 864c5c2da538..81a6f7d83964 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngine.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngine.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngineBuilderExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngineBuilderExtensions.cs
index 43c011117c92..87831ff4126e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngineBuilderExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngineBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngineFeatureBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngineFeatureBase.cs
index d19d8ae489d9..1e8e8fc49f64 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngineFeatureBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEngineFeatureBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEnginePhaseBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEnginePhaseBase.cs
index 460e3367d96c..1aba5b394dd1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEnginePhaseBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorEnginePhaseBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorExtension.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorExtension.cs
index feb94b0edef7..23cefd5c793f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorExtension.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorExtension.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorExtensionInitializer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorExtensionInitializer.cs
index 5117115af66f..2d7f8bf95863 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorExtensionInitializer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorExtensionInitializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorHtmlDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorHtmlDocument.cs
index 2f1469557759..81440856dfde 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorHtmlDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorHtmlDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorHtmlWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorHtmlWriter.cs
index d8c06a379dcf..019b600d8f36 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorHtmlWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorHtmlWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorLanguageVersion.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorLanguageVersion.cs
index 7913dac29bc2..f8787d126ce5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorLanguageVersion.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorLanguageVersion.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserFeatureFlags.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserFeatureFlags.cs
index bce8d685b2dd..841e360285c0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserFeatureFlags.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserFeatureFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserOptions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserOptions.cs
index f59d8fd797fd..d58982284678 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserOptions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserOptionsBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserOptionsBuilder.cs
index d759457cda8b..2640c4636c84 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserOptionsBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorParserOptionsBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProject.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProject.cs
index 159b06c8b85f..ace4a7d0b1c8 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProject.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProject.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngine.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngine.cs
index 9d074110dc2a..86aabe78d3f4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngine.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngine.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineBuilder.cs
index 9fe4356fa983..e0348876d878 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineBuilderExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineBuilderExtensions.cs
index 89e809fb099c..1d8d732b0d24 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineBuilderExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineFeatureBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineFeatureBase.cs
index ec170659e4bb..c7a0bf26a9d2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineFeatureBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectEngineFeatureBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectFileSystem.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectFileSystem.cs
index 384516d2ee1f..305bf6ddd037 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectFileSystem.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectFileSystem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectItem.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectItem.cs
index 5984af481073..87dfd70d545c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectItem.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorProjectItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceDocument.cs
index 81e162fa5d6c..4cae57e3de19 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceDocumentProperties.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceDocumentProperties.cs
index ed48c00181fc..510a18eeaf7a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceDocumentProperties.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceDocumentProperties.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceLineCollection.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceLineCollection.cs
index 211ea39ad09a..ef4c819c0869 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceLineCollection.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSourceLineCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSyntaxTree.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSyntaxTree.cs
index 2574ef0e07d8..e30cfc951546 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSyntaxTree.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RazorSyntaxTree.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptor.cs
index ccae80a91ebf..7634e38574cc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorBuilder.cs
index 11973c25f9a8..5ef3a6508715 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorBuilderExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorBuilderExtensions.cs
index 0251b5b38bce..9cf108cdb5b4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorBuilderExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorComparer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorComparer.cs
index 6467803ee99b..27ea3c8ac125 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorComparer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorExtensions.cs
index f9845b0d7bf2..fa08fb0255da 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/RequiredAttributeDescriptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceChange.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceChange.cs
index bc5d96312f44..b4044874d41a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceChange.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceChange.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceLocation.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceLocation.cs
index de58f7c2aa2d..e002bd77d1ff 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceLocation.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceLocation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceMapping.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceMapping.cs
index a1ecfd1489b8..a775f7bc7b63 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceMapping.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceMapping.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceSpan.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceSpan.cs
index e4fdb45c90f2..58e294a70a94 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceSpan.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SourceSpan.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/StreamSourceDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/StreamSourceDocument.cs
index 1b9d239e7b17..1d675786ca76 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/StreamSourceDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/StreamSourceDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/StringSourceDocument.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/StringSourceDocument.cs
index a89ac1b25ad0..892f012ed810 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/StringSourceDocument.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/StringSourceDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SuppressChecksumOptionsFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SuppressChecksumOptionsFeature.cs
index 81e9f2a02da3..b236f165a0ed 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SuppressChecksumOptionsFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/SuppressChecksumOptionsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ArrayElement.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ArrayElement.cs
index 85345e657be9..bbffb45388da 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ArrayElement.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ArrayElement.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ChildSyntaxList.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ChildSyntaxList.cs
index 5671a5c9f0ea..d05627ba2175 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ChildSyntaxList.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ChildSyntaxList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/GreenNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/GreenNode.cs
index cda914192d12..81b4c13af7f3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/GreenNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/GreenNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/GreenNodeExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/GreenNodeExtensions.cs
index 03cb22a20b43..768f172b98e7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/GreenNodeExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/GreenNodeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/MarkupEndTagSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/MarkupEndTagSyntax.cs
index 2f0277287ac3..198f59bbad9d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/MarkupEndTagSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/MarkupEndTagSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/MarkupStartTagSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/MarkupStartTagSyntax.cs
index 47565e6e9392..31dc9b5f3566 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/MarkupStartTagSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/MarkupStartTagSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/RazorDirectiveSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/RazorDirectiveSyntax.cs
index ef27d176002d..01e17be97af2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/RazorDirectiveSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/RazorDirectiveSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/RazorSyntaxNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/RazorSyntaxNode.cs
index a353a13dd7fc..0f8f28a3f90c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/RazorSyntaxNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/RazorSyntaxNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxFactory.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxFactory.cs
index cb5efd862853..d0137ff294c0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxList.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxList.cs
index ff466af5131d..37e27b812d88 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxList.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListBuilder.cs
index fae8e718a722..f703152c0256 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListBuilderOfT.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListBuilderOfT.cs
index d880bb842dd5..e0ec801b0932 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListBuilderOfT.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListBuilderOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListOfT.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListOfT.cs
index e5552cceaf9f..41b4764751a5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListOfT.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListPool.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListPool.cs
index 3f9e88608cb2..a1f720f13581 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListPool.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxListPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxRewriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxRewriter.cs
index fcf0e04ef55a..7db4d9e32109 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxRewriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxRewriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxToken.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxToken.cs
index 2b958788ee16..0daf9f73ebd6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxToken.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxToken.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxTokenCache.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxTokenCache.cs
index 005e90076a68..4fe7148f4d52 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxTokenCache.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxTokenCache.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxTrivia.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxTrivia.cs
index 84ad53155ac6..47007751ad10 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxTrivia.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxTrivia.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxVisitor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxVisitor.cs
index a00f30f477a9..86720eefe25f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/InternalSyntax/SyntaxVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupEndTagSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupEndTagSyntax.cs
index b4fc904f25cf..6e0349770302 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupEndTagSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupEndTagSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Legacy;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupMinimizedTagHelperAttributeSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupMinimizedTagHelperAttributeSyntax.cs
index 980616d9c3ab..fa09054211bf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupMinimizedTagHelperAttributeSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupMinimizedTagHelperAttributeSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupMinimizedTagHelperDirectiveAttributeSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupMinimizedTagHelperDirectiveAttributeSyntax.cs
index d903fda9330e..9b0e9a99c6c7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupMinimizedTagHelperDirectiveAttributeSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupMinimizedTagHelperDirectiveAttributeSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupStartTagSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupStartTagSyntax.cs
index dc5d10c39fef..b0f33bb3c60e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupStartTagSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupStartTagSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Legacy;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperAttributeSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperAttributeSyntax.cs
index 4b7aea1e6965..08f0e8068579 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperAttributeSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperAttributeSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperDirectiveAttributeSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperDirectiveAttributeSyntax.cs
index 8356b77b4c91..083b9c4aff4f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperDirectiveAttributeSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperDirectiveAttributeSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperElementSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperElementSyntax.cs
index eaca56474a8f..b45c6f34cba7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperElementSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperElementSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperEndTagSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperEndTagSyntax.cs
index 2536f5ae3212..4dbcf9c051ea 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperEndTagSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperEndTagSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Legacy;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperStartTagSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperStartTagSyntax.cs
index bebec4f42522..a13d3924a797 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperStartTagSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/MarkupTagHelperStartTagSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Legacy;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/NodeFlags.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/NodeFlags.cs
index 5dd4850e58ad..dd52b457fcda 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/NodeFlags.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/NodeFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ObjectPool.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ObjectPool.cs
index 2df35b64ac63..439cd43bcef7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ObjectPool.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/ObjectPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/RazorDirectiveSyntax.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/RazorDirectiveSyntax.cs
index cd23fda50209..de60b56e7880 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/RazorDirectiveSyntax.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/RazorDirectiveSyntax.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/RazorSyntaxNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/RazorSyntaxNode.cs
index 6ed220f3d105..9ee1a619216a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/RazorSyntaxNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/RazorSyntaxNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SpecializedCollections.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SpecializedCollections.cs
index 3e1094003fe1..d191f131ecea 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SpecializedCollections.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SpecializedCollections.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/StackGuard.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/StackGuard.cs
index 955dae602a1c..8818d542e0e0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/StackGuard.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/StackGuard.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxAnnotation.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxAnnotation.cs
index b2faf85832bd..c96151c918e9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxAnnotation.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxAnnotation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxExtensions.cs
index f3ae1619d03f..7da37bf55be2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxFactory.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxFactory.cs
index 4e619799db62..c69b78584fbc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxFactory.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxKind.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxKind.cs
index ad30718d5d29..f82a4f907c3f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxKind.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxKind.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxList.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxList.cs
index 3b7d318e3733..09090498ac16 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxList.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilder.cs
index 415b8352bb28..8ec5a40fbd4b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilderExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilderExtensions.cs
index 5b813c05b127..bfab51f12300 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilderExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilderOfT.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilderOfT.cs
index 1c9e4435a991..dd3b4fe8ad03 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilderOfT.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListBuilderOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListOfT.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListOfT.cs
index 158e82859ff0..d1041b8a5024 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListOfT.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxListOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNode.Iterators.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNode.Iterators.cs
index e619a75b2c2f..4435bd3f903e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNode.Iterators.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNode.Iterators.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNode.cs
index e02fe0e9f6cb..72f483963dd1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNodeExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNodeExtensions.cs
index ae0973cfffb3..9898762bfc00 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNodeExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxNodeExtensions.cs
@@ -1,6 +1,6 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
-
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxReplacer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxReplacer.cs
index 2d192958e497..88fa40c277c0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxReplacer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxReplacer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxRewriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxRewriter.cs
index 2fd26e349d36..ff03c31d7978 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxRewriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxRewriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxSerializer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxSerializer.cs
index 817bcf882926..7f1934126052 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxSerializer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxToken.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxToken.cs
index e3ecd35bf66b..93e036b350cf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxToken.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxToken.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTrivia.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTrivia.cs
index d16e42f1edba..23c3670869e0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTrivia.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTrivia.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTriviaList.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTriviaList.cs
index 2097e9391c18..9d760d7f6b37 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTriviaList.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTriviaList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTriviaListBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTriviaListBuilder.cs
index aa0a8caaec80..257ac3eff954 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTriviaListBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxTriviaListBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxUtilities.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxUtilities.cs
index e308c9293451..859c59875625 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxUtilities.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxVisitor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxVisitor.cs
index 2ff23683f638..6eb256ba044a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxWalker.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxWalker.cs
index 456400864a79..d25ce0ef4a36 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxWalker.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/SyntaxWalker.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.Syntax
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/TextSpan.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/TextSpan.cs
index e80562b01b08..0769dfd16dd5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/TextSpan.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/Syntax/TextSpan.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Internal;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperAttributeInfo.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperAttributeInfo.cs
index 10da7536b80f..d1af739e83cd 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperAttributeInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperAttributeInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperBinder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperBinder.cs
index 35dbe6635162..5033facb720e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperBinder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperBinder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperBinding.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperBinding.cs
index 4b88cf5b1225..136faf628f43 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperBinding.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperBinding.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperConventions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperConventions.cs
index 60618a61f454..a25d97ad60b7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperConventions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperConventions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptor.cs
index 3b55e486c630..527930a8e15c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorBuilder.cs
index 1d60d7e02304..dfd7b97ec724 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorBuilder.cs
@@ -1,5 +1,6 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorBuilderExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorBuilderExtensions.cs
index e69103556194..2d065038cbb9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorBuilderExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorComparer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorComparer.cs
index 37c4ab5dc1e1..72048982d347 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorComparer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorExtensions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorExtensions.cs
index db14262d16b8..e491b3784906 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorExtensions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorProviderContext.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorProviderContext.cs
index 4bf792c62da6..524950675e46 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorProviderContext.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDescriptorProviderContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDocumentContext.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDocumentContext.cs
index e5fa6e52f8c8..5f003152326a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDocumentContext.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperDocumentContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperInfo.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperInfo.cs
index 3cc665b4fdbe..ea0445ddbaef 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperMatchingConventions.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperMatchingConventions.cs
index d28bd2210fb6..6bb20fc9b5ca 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperMatchingConventions.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperMatchingConventions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperMetadata.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperMetadata.cs
index f1cf98ebd9ac..b73e2e3cbe96 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperMetadata.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperSpanVisitor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperSpanVisitor.cs
index 836a45ae983c..e751a5fe5c82 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperSpanVisitor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagHelperSpanVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptor.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptor.cs
index c907f71134eb..521df49f40d7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptor.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptorBuilder.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptorBuilder.cs
index 49d2526cb3f4..246733f57973 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptorBuilder.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptorBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptorComparer.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptorComparer.cs
index 1b9a2a75895a..b711b580db02 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptorComparer.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMatchingRuleDescriptorComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMode.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMode.cs
index a723f4cc61d9..95850069d3db 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMode.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagStructure.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagStructure.cs
index f312f594e4a7..de77c00dbca5 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagStructure.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TagStructure.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TypeNameFeature.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TypeNameFeature.cs
index 11b9028525d7..0dd82893ec10 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TypeNameFeature.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TypeNameFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TypeNameRewriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TypeNameRewriter.cs
index 3dd24851c3be..644be4b5d180 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TypeNameRewriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/TypeNameRewriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/VirtualRazorProjectFileSystem.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/VirtualRazorProjectFileSystem.cs
index c46e0dc4fb7f..8deddd67360c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/src/VirtualRazorProjectFileSystem.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/src/VirtualRazorProjectFileSystem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/BoundAttributeDescriptorExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/BoundAttributeDescriptorExtensionsTest.cs
index 8b1c290d3a8b..0ee77fdb1de4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/BoundAttributeDescriptorExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/BoundAttributeDescriptorExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/CSharpCodeWriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/CSharpCodeWriterTest.cs
index 88f4447eda61..e8f7bbb03740 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/CSharpCodeWriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/CSharpCodeWriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/CodeTargetTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/CodeTargetTest.cs
index 7626e3369aad..b18b776ef5d7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/CodeTargetTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/CodeTargetTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultCodeTargetBuilderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultCodeTargetBuilderTest.cs
index 95f124300a5b..75af4e2c116f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultCodeTargetBuilderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultCodeTargetBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultCodeTargetTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultCodeTargetTest.cs
index 05756c09bb58..57d5ee7b0b67 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultCodeTargetTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultCodeTargetTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultDocumentWriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultDocumentWriterTest.cs
index 3537eea4f61a..1e28b8e9bb59 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultDocumentWriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DefaultDocumentWriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DesignTimeNodeWriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DesignTimeNodeWriterTest.cs
index 39ab11c211aa..e5a001e6e0c7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DesignTimeNodeWriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/DesignTimeNodeWriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/LiteralRuntimeNodeWriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/LiteralRuntimeNodeWriterTest.cs
index 36267fb658a7..72636dda5ec2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/LiteralRuntimeNodeWriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/LiteralRuntimeNodeWriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/RuntimeNodeWriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/RuntimeNodeWriterTest.cs
index ac4843a7e33b..5d7d82b8877a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/RuntimeNodeWriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/RuntimeNodeWriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/TagHelperHtmlAttributeRuntimeNodeWriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/TagHelperHtmlAttributeRuntimeNodeWriterTest.cs
index dc942970d928..4a12c3017db8 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/TagHelperHtmlAttributeRuntimeNodeWriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/CodeGeneration/TagHelperHtmlAttributeRuntimeNodeWriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentDocumentClassifierPassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentDocumentClassifierPassTest.cs
index 1989a7f3e966..4f9318c03fd2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentDocumentClassifierPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentDocumentClassifierPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentDuplicateAttributeDiagnosticPassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentDuplicateAttributeDiagnosticPassTest.cs
index fa6132337b21..108018bd7ee6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentDuplicateAttributeDiagnosticPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentDuplicateAttributeDiagnosticPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentMarkupBlockPassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentMarkupBlockPassTest.cs
index 6c00e4f32227..a0b951580d52 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentMarkupBlockPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentMarkupBlockPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentMarkupEncodingPassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentMarkupEncodingPassTest.cs
index 710d3d445760..de36a8ef7157 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentMarkupEncodingPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentMarkupEncodingPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentWhitespacePassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentWhitespacePassTest.cs
index d2356ace8baa..8a6234aadbb6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentWhitespacePassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/ComponentWhitespacePassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/NodeAssert.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/NodeAssert.cs
index 89ecd9eb8440..100a978b179f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/NodeAssert.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Components/NodeAssert.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultAllowedChildTagDescriptorBuilderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultAllowedChildTagDescriptorBuilderTest.cs
index 2a6b2a8198c8..93995d613371 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultAllowedChildTagDescriptorBuilderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultAllowedChildTagDescriptorBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultBoundAttributeDescriptorBuilderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultBoundAttributeDescriptorBuilderTest.cs
index 52317aa157d7..32e9c8c4652a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultBoundAttributeDescriptorBuilderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultBoundAttributeDescriptorBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultDocumentClassifierPassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultDocumentClassifierPassTest.cs
index 218d3da90da1..2a207c1f76cc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultDocumentClassifierPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultDocumentClassifierPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultItemCollectionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultItemCollectionTest.cs
index aee4d07fe0f8..2e70ee335b77 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultItemCollectionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultItemCollectionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorCSharpLoweringPhaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorCSharpLoweringPhaseTest.cs
index e76c97557fa7..58ed35131d36 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorCSharpLoweringPhaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorCSharpLoweringPhaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorCodeDocumentTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorCodeDocumentTest.cs
index 415dcadb3b64..90fad7c5d54e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorCodeDocumentTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorCodeDocumentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDiagnosticTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDiagnosticTest.cs
index 90d7564bc25b..127253531209 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDiagnosticTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDiagnosticTest.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDirectiveClassifierPhaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDirectiveClassifierPhaseTest.cs
index 306be8c4456e..40eb1e21adbe 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDirectiveClassifierPhaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDirectiveClassifierPhaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDocumentClassifierPhaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDocumentClassifierPhaseTest.cs
index 0f384b851e76..0c9ff765a3ae 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDocumentClassifierPhaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorDocumentClassifierPhaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorEngineBuilderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorEngineBuilderTest.cs
index a1c804287a93..6caf6ad7286d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorEngineBuilderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorEngineBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Moq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorEngineTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorEngineTest.cs
index 15b31229698c..144235397549 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorEngineTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorEngineTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Moq;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorIntermediateNodeLoweringPhaseIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorIntermediateNodeLoweringPhaseIntegrationTest.cs
index 4d008b89d90a..a2114e0a5fa0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorIntermediateNodeLoweringPhaseIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorIntermediateNodeLoweringPhaseIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorIntermediateNodeLoweringPhaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorIntermediateNodeLoweringPhaseTest.cs
index 9adb28946aa6..4cb63c4c81e9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorIntermediateNodeLoweringPhaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorIntermediateNodeLoweringPhaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorOptimizationPhaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorOptimizationPhaseTest.cs
index 5a1d6eb23885..527ca6f62f6a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorOptimizationPhaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorOptimizationPhaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorParsingPhaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorParsingPhaseTest.cs
index 43fdf32031ff..3db362734366 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorParsingPhaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorParsingPhaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineBuilderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineBuilderTest.cs
index 5323ba3ffa23..1fdc965b6fdf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineBuilderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Moq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineIntegrationTest.cs
index 10cee4a70bd6..8494a4a8e058 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineTest.cs
index c70cdab6632e..2a9643ceec9d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectEngineTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Moq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectFileSystemTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectFileSystemTest.cs
index 29165b4cc7d3..fe64819dee71 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectFileSystemTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectFileSystemTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectItemTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectItemTest.cs
index f302becbeae1..e732407e6d06 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectItemTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorProjectItemTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorSourceLineCollectionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorSourceLineCollectionTest.cs
index 748e195f9060..0bdeb328a803 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorSourceLineCollectionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorSourceLineCollectionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorSyntaxTreePhaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorSyntaxTreePhaseTest.cs
index d6dc0ac75a9d..488a503f7540 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorSyntaxTreePhaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorSyntaxTreePhaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorTagHelperBinderPhaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorTagHelperBinderPhaseTest.cs
index 3faf53d7db5d..19892c47e83e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorTagHelperBinderPhaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRazorTagHelperBinderPhaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRequiredAttributeDescriptorBuilderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRequiredAttributeDescriptorBuilderTest.cs
index 7f81d74e66ec..3be1dea7f786 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRequiredAttributeDescriptorBuilderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DefaultRequiredAttributeDescriptorBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveDescriptorBuilderExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveDescriptorBuilderExtensionsTest.cs
index 6e78ea1eec62..a4475609d7b9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveDescriptorBuilderExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveDescriptorBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveDescriptorTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveDescriptorTest.cs
index a5bb3c84347c..9977e5596c49 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveDescriptorTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveDescriptorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveRemovalOptimizationPassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveRemovalOptimizationPassTest.cs
index 3e831b7d2350..120f66978cd6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveRemovalOptimizationPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveRemovalOptimizationPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveTokenEditHandlerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveTokenEditHandlerTest.cs
index 1f0336d0089a..01f164a70561 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveTokenEditHandlerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DirectiveTokenEditHandlerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DocumentClassifierPassBaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DocumentClassifierPassBaseTest.cs
index e63768bf54c1..1e814120352e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DocumentClassifierPassBaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/DocumentClassifierPassBaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using System;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultMetadataIdentifierFeatureTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultMetadataIdentifierFeatureTest.cs
index fec5a77cc178..a786eab9948a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultMetadataIdentifierFeatureTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultMetadataIdentifierFeatureTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultTagHelperOptimizationPassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultTagHelperOptimizationPassTest.cs
index 17a26bf20f71..f5fa91e95ddf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultTagHelperOptimizationPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultTagHelperOptimizationPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultTagHelperTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultTagHelperTargetExtensionTest.cs
index fba53cd721c4..87c44f478b79 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultTagHelperTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DefaultTagHelperTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DesignTimeDirectiveTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DesignTimeDirectiveTargetExtensionTest.cs
index d8a850aa8e58..b4f653fb6a76 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DesignTimeDirectiveTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/DesignTimeDirectiveTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/FunctionsDirectivePassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/FunctionsDirectivePassTest.cs
index ff60131973bf..b09a861cfa22 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/FunctionsDirectivePassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/FunctionsDirectivePassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Components;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/InheritsDirectivePassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/InheritsDirectivePassTest.cs
index e851990b8031..e3cf27dbc5d4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/InheritsDirectivePassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/InheritsDirectivePassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/MetadataAttributePassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/MetadataAttributePassTest.cs
index fa911f58d17c..7e4ab90e442d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/MetadataAttributePassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/MetadataAttributePassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Components;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/MetadataAttributeTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/MetadataAttributeTargetExtensionTest.cs
index faeaf4d6623f..2f4d37629a06 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/MetadataAttributeTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/MetadataAttributeTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/PreallocatedAttributeTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/PreallocatedAttributeTargetExtensionTest.cs
index da2f960847fb..06a753d4141c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/PreallocatedAttributeTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/PreallocatedAttributeTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/SectionDirectivePassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/SectionDirectivePassTest.cs
index a2f747e7a9ad..759f524f8871 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/SectionDirectivePassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/SectionDirectivePassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/SectionTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/SectionTargetExtensionTest.cs
index 16288b3117de..06c75e1aa958 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/SectionTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/SectionTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/TemplateTargetExtensionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/TemplateTargetExtensionTest.cs
index b24d6f5174c7..3e9c6ae4dae0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/TemplateTargetExtensionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Extensions/TemplateTargetExtensionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/HtmlConventionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/HtmlConventionsTest.cs
index e1020bb81cfd..e486ca2a878b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/HtmlConventionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/HtmlConventionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/HtmlNodeOptimizationPassTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/HtmlNodeOptimizationPassTest.cs
index bf08903e5a3d..d53c6242fa4e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/HtmlNodeOptimizationPassTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/HtmlNodeOptimizationPassTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/BasicIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/BasicIntegrationTest.cs
index 9ae793d5a114..90a3744eed4e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/BasicIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/BasicIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Legacy;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/CodeGenerationIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/CodeGenerationIntegrationTest.cs
index 175c69abf653..d9efda017dd3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/CodeGenerationIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/CodeGenerationIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentBindIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentBindIntegrationTest.cs
index 4896309a0ce3..d8c176ca2af3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentBindIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentBindIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentChildContentIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentChildContentIntegrationTest.cs
index f241a665afd0..b1302c34a323 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentChildContentIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentChildContentIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 using Microsoft.AspNetCore.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentCodeGenerationTestBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentCodeGenerationTestBase.cs
index c06fc20f3d1a..071214ab3801 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentCodeGenerationTestBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentCodeGenerationTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDeclarationIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDeclarationIntegrationTest.cs
index 8e9215906e2f..4c99c62a5612 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDeclarationIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDeclarationIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using System.Text;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDesignTimeCodeGenerationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDesignTimeCodeGenerationTest.cs
index f86a7d8d2398..fb678e1642d9 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDesignTimeCodeGenerationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDesignTimeCodeGenerationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.IntegrationTests
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDiagnosticRazorIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDiagnosticRazorIntegrationTest.cs
index 3f2c1c3d2de4..53e6857a7d3d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDiagnosticRazorIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDiagnosticRazorIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDirectiveIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDirectiveIntegrationTest.cs
index b7e968f74a18..fa9c21301430 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDirectiveIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDirectiveIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDiscoveryIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDiscoveryIntegrationTest.cs
index 3743979a0cfe..07d3336da340 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDiscoveryIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentDiscoveryIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Components;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentFilePathIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentFilePathIntegrationTest.cs
index 2b3a60c2a643..69ff71a87e19 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentFilePathIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentFilePathIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentGenericTypeIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentGenericTypeIntegrationTest.cs
index d103cc7cf712..346b741e8fd7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentGenericTypeIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentGenericTypeIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentImportsIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentImportsIntegrationTest.cs
index 4e14b42caff2..5626227d2a08 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentImportsIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentImportsIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentRuntimeCodeGenerationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentRuntimeCodeGenerationTest.cs
index dd493480863f..71b5d1aea9c1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentRuntimeCodeGenerationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentRuntimeCodeGenerationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language.IntegrationTests
 {
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentTemplateIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentTemplateIntegrationTest.cs
index 93d206b87a35..c7ccf337c4b2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentTemplateIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentTemplateIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentTypingTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentTypingTest.cs
index b3b8fc19e81d..b826c0688e3d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentTypingTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ComponentTypingTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ExtensibleDirectiveTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ExtensibleDirectiveTest.cs
index 924d14359382..ead8da4528a7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ExtensibleDirectiveTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/ExtensibleDirectiveTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/HtmlAttributeIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/HtmlAttributeIntegrationTest.cs
index 7fd26ffd8062..8ef37a5fb332 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/HtmlAttributeIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/HtmlAttributeIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/TagHelpersIntegrationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/TagHelpersIntegrationTest.cs
index c5c9810e7653..d975d6b59af6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/TagHelpersIntegrationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/TagHelpersIntegrationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/TestTagHelperDescriptors.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/TestTagHelperDescriptors.cs
index d2034b18e0a5..705da2dbcdfc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/TestTagHelperDescriptors.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/IntegrationTests/TestTagHelperDescriptors.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/DefaultRazorIntermediateNodeBuilderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/DefaultRazorIntermediateNodeBuilderTest.cs
index f4813684e19d..1546a15a2ce2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/DefaultRazorIntermediateNodeBuilderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/DefaultRazorIntermediateNodeBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Testing;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/DocumentIntermediateNodeExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/DocumentIntermediateNodeExtensionsTest.cs
index 8def071accd3..92f1ed217813 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/DocumentIntermediateNodeExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/DocumentIntermediateNodeExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/ExtensionIntermediateNodeTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/ExtensionIntermediateNodeTest.cs
index a4bf7950ae4c..ecd7f57ec6be 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/ExtensionIntermediateNodeTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/ExtensionIntermediateNodeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/IntermediateNodeReferenceTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/IntermediateNodeReferenceTest.cs
index 2adbe06a4ff1..9c7147f69036 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/IntermediateNodeReferenceTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/IntermediateNodeReferenceTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/IntermediateNodeWalkerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/IntermediateNodeWalkerTest.cs
index f91735f9c350..571802eed68d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/IntermediateNodeWalkerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Intermediate/IntermediateNodeWalkerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/LargeTextSourceDocumentTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/LargeTextSourceDocumentTest.cs
index fb47799b2391..efdd74899e3e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/LargeTextSourceDocumentTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/LargeTextSourceDocumentTest.cs
@@ -1,4 +1,7 @@
-using System.IO;
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System.IO;
 using System.Text;
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/BaselineWriter.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/BaselineWriter.cs
index e84bfd7a6c4c..830833963ac2 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/BaselineWriter.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/BaselineWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpAutoCompleteTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpAutoCompleteTest.cs
index 7e4ae9cf5a5a..28bf2776550d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpAutoCompleteTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpAutoCompleteTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpBlockTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpBlockTest.cs
index b6efbe507adb..533d0ec2f485 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpBlockTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpBlockTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpCodeParserTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpCodeParserTest.cs
index ba6f35079d89..c23f249b88a8 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpCodeParserTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpCodeParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpErrorTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpErrorTest.cs
index bc3284ee23a5..829f3c104980 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpErrorTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpErrorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Extensions;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpExplicitExpressionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpExplicitExpressionTest.cs
index fdb782cf6902..5684863ffc1c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpExplicitExpressionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpExplicitExpressionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpFunctionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpFunctionsTest.cs
index f50d91b29505..813f99b16738 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpFunctionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpFunctionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Extensions;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpImplicitExpressionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpImplicitExpressionTest.cs
index 4fdcc42df01f..0de16e64b556 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpImplicitExpressionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpImplicitExpressionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Extensions;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpLanguageCharacteristicsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpLanguageCharacteristicsTest.cs
index 84802523b2f9..60288abd4c35 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpLanguageCharacteristicsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpLanguageCharacteristicsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpNestedStatementsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpNestedStatementsTest.cs
index 613cdca2a4a7..14bef8e6ea36 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpNestedStatementsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpNestedStatementsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpRazorCommentsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpRazorCommentsTest.cs
index 55d3edf1e209..871e118e0c2e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpRazorCommentsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpRazorCommentsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpReservedWordsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpReservedWordsTest.cs
index 913252416660..d8638c8bcfd0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpReservedWordsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpReservedWordsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpSectionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpSectionTest.cs
index 7443891249cc..01bb1c14ed9b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpSectionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpSectionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpSpecialBlockTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpSpecialBlockTest.cs
index d18b24759ee9..57520d7e5302 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpSpecialBlockTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpSpecialBlockTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpStatementTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpStatementTest.cs
index a8da56d6a9c0..76b399051747 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpStatementTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpStatementTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTemplateTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTemplateTest.cs
index 55a2695afa54..ecf48690003b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTemplateTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTemplateTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpToMarkupSwitchTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpToMarkupSwitchTest.cs
index c427d580f879..fbc4903091b6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpToMarkupSwitchTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpToMarkupSwitchTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerCommentTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerCommentTest.cs
index 0a7c55cc345f..804f18aefe3b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerCommentTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerCommentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerIdentifierTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerIdentifierTest.cs
index e5a3a466ac8b..aa9faee593da 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerIdentifierTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerIdentifierTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerLiteralTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerLiteralTest.cs
index c7c250cce3a0..76338fa57789 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerLiteralTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerLiteralTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerOperatorsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerOperatorsTest.cs
index fdf271838707..bc79ed7dd506 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerOperatorsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerOperatorsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerTest.cs
index 5ee0715a7e90..fdb5c90435dc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerTestBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerTestBase.cs
index 83b2adc684fb..d993feeb7acb 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerTestBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpTokenizerTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpVerbatimBlockTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpVerbatimBlockTest.cs
index a2f4509a6d5a..e8f6bbecd1fc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpVerbatimBlockTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpVerbatimBlockTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpWhitespaceHandlingTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpWhitespaceHandlingTest.cs
index 67ce3318dc74..729e8414f8a6 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpWhitespaceHandlingTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CSharpWhitespaceHandlingTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CodeBlockEditHandlerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CodeBlockEditHandlerTest.cs
index add551880908..850174953e3c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CodeBlockEditHandlerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/CodeBlockEditHandlerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DirectiveCSharpTokenizerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DirectiveCSharpTokenizerTest.cs
index 7f6e8db88af7..121942a42738 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DirectiveCSharpTokenizerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DirectiveCSharpTokenizerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DirectiveHtmlTokenizerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DirectiveHtmlTokenizerTest.cs
index ffee2ab489c8..73badcbca58c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DirectiveHtmlTokenizerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DirectiveHtmlTokenizerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DisposableActionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DisposableActionTest.cs
index 8f14f832c484..12ce911d1be3 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DisposableActionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/DisposableActionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlAttributeTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlAttributeTest.cs
index 5706173abc02..f9045f95e790 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlAttributeTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlAttributeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlBlockTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlBlockTest.cs
index f44b9d2421cc..17e8cee9dd95 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlBlockTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlBlockTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlDocumentTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlDocumentTest.cs
index 9b28275bc5cb..096bbfaac2ca 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlDocumentTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlDocumentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Extensions;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlErrorTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlErrorTest.cs
index 5c85c2d08aac..6008b4d3bd4b 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlErrorTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlErrorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlMarkupParserTests.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlMarkupParserTests.cs
index d7352c9e549c..1c43e59b9c26 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlMarkupParserTests.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlMarkupParserTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTagsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTagsTest.cs
index cf4852999d65..ee77010ed78d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTagsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTagsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlToCodeSwitchTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlToCodeSwitchTest.cs
index ffd4e2ebe4c7..43fbf7a3dc1f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlToCodeSwitchTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlToCodeSwitchTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Extensions;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTokenizerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTokenizerTest.cs
index 92091fa278c6..a6753f631c90 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTokenizerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTokenizerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTokenizerTestBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTokenizerTestBase.cs
index 0b6250d6d8f1..0d24bae16551 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTokenizerTestBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/HtmlTokenizerTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Syntax.InternalSyntax;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/ImplicitExpressionEditHandlerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/ImplicitExpressionEditHandlerTest.cs
index bf71526eded2..b083d1fc9823 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/ImplicitExpressionEditHandlerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/ImplicitExpressionEditHandlerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/MarkupElementGroupingTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/MarkupElementGroupingTest.cs
index f1167e3eb847..72d412fba9e0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/MarkupElementGroupingTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/MarkupElementGroupingTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/RazorDirectivesTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/RazorDirectivesTest.cs
index 946fea9b51af..f05c5d432477 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/RazorDirectivesTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/RazorDirectivesTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Extensions;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/RazorParserTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/RazorParserTest.cs
index 7d848c29754c..90fc2c82767e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/RazorParserTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/RazorParserTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/SourceLocationTrackerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/SourceLocationTrackerTest.cs
index 9671ecedda1f..2a2500142f85 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/SourceLocationTrackerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/SourceLocationTrackerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperBlockRewriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperBlockRewriterTest.cs
index 9d8d7c6ea2e5..0db9f5c071bc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperBlockRewriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperBlockRewriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperParseTreeRewriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperParseTreeRewriterTest.cs
index bc7dcb362056..1fbb99d694d0 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperParseTreeRewriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperParseTreeRewriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperRewritingTestBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperRewritingTestBase.cs
index febc0663a539..bdf82f22e332 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperRewritingTestBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TagHelperRewritingTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TextReaderExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TextReaderExtensionsTest.cs
index e95878c148e3..5c335bcb201a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TextReaderExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TextReaderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TokenizerLookaheadTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TokenizerLookaheadTest.cs
index 5561f2e3c028..e56b1d231149 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TokenizerLookaheadTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TokenizerLookaheadTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TokenizerTestBase.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TokenizerTestBase.cs
index 2c6d54daeeb2..be828daa03d4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TokenizerTestBase.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/TokenizerTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/WhiteSpaceRewriterTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/WhiteSpaceRewriterTest.cs
index 4bc69b6d7c73..808d6298d6bd 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/WhiteSpaceRewriterTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Legacy/WhiteSpaceRewriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Properties/AssemblyInfo.cs
index 3337ebeac24b..fb33a59c5309 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorCodeDocumentExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorCodeDocumentExtensionsTest.cs
index 2840823a175f..2210652a5402 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorCodeDocumentExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorCodeDocumentExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorCodeDocumentTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorCodeDocumentTest.cs
index c0cce4b7c652..fce8ae258636 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorCodeDocumentTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorCodeDocumentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorDiagnosticDescriptorTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorDiagnosticDescriptorTest.cs
index 9b3af87f6fda..ad8f49d41088 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorDiagnosticDescriptorTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorDiagnosticDescriptorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorDiagnosticTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorDiagnosticTest.cs
index 0ad45e8ed539..77c988ff00aa 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorDiagnosticTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorDiagnosticTest.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Legacy;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorEngineBuilderExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorEngineBuilderExtensionsTest.cs
index 3df637cadca2..df9656e9b71f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorEngineBuilderExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorEngineBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorEngineTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorEngineTest.cs
index 225f73f34285..d6ac8dcfa3fb 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorEngineTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorEngineTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorLanguageVersionTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorLanguageVersionTest.cs
index 4542300aac43..0ee82f82b55a 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorLanguageVersionTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorLanguageVersionTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorParserFeatureFlagsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorParserFeatureFlagsTest.cs
index d645d45ced66..86e60b901dca 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorParserFeatureFlagsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorParserFeatureFlagsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineBuilderExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineBuilderExtensionsTest.cs
index f0a57128c3c3..3b0b672ea73d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineBuilderExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
 using Moq;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineFeatureBaseTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineFeatureBaseTest.cs
index 8344e787c7d2..09d29969f2e7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineFeatureBaseTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineFeatureBaseTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Moq;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineTest.cs
index 6b21818edca8..58fcced8fc72 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectEngineTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Components;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectItemTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectItemTest.cs
index e1e95b2cc0d2..6d2336e75bb4 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectItemTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectItemTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectTest.cs
index 7831db352172..8d98d82514bc 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorProjectTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorSourceDocumentTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorSourceDocumentTest.cs
index 9c05f2851c24..7a97b906d0be 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorSourceDocumentTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorSourceDocumentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorSyntaxTreeTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorSyntaxTreeTest.cs
index ed0bf3fb26b1..c7e5d7efba1f 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorSyntaxTreeTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/RazorSyntaxTreeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language.Syntax;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceChangeTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceChangeTest.cs
index 2d829be3812c..379d4422779e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceChangeTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceChangeTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceLocationTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceLocationTest.cs
index c2401c56b77c..8076e20bdb35 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceLocationTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceLocationTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Testing;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceSpanTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceSpanTest.cs
index d59253c08a3b..3ef3e374ae0e 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceSpanTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/SourceSpanTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 using Microsoft.AspNetCore.Razor.Language.Legacy;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/StreamSourceDocumentTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/StreamSourceDocumentTest.cs
index f37745032093..c768b3af3709 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/StreamSourceDocumentTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/StreamSourceDocumentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/StringSourceDocumentTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/StringSourceDocumentTest.cs
index 8306d2bf8088..3effbb34e3cf 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/StringSourceDocumentTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/StringSourceDocumentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Syntax/SyntaxTokenCacheTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Syntax/SyntaxTokenCacheTest.cs
index d5296db7c241..9da949dda9de 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Syntax/SyntaxTokenCacheTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/Syntax/SyntaxTokenCacheTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperBinderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperBinderTest.cs
index ab3439b2e997..3ad8e00c596c 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperBinderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperBinderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorBuilderTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorBuilderTest.cs
index 37eef5fbfae3..9e45dd0153ac 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorBuilderTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorBuilderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorComparerTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorComparerTest.cs
index d2302ef4e49a..d203051cf6d1 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorComparerTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorComparerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorExtensionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorExtensionsTest.cs
index 094066105823..1e5bfa525650 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorExtensionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperDescriptorExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperMatchingConventionsTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperMatchingConventionsTest.cs
index afda769414d4..c32b87a58ff7 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperMatchingConventionsTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TagHelperMatchingConventionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TestRazorProject.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TestRazorProject.cs
index 1bb1e13ad303..f918b6dfda5d 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TestRazorProject.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/TestRazorProject.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/VirtualRazorProjectFileSystemTest.cs b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/VirtualRazorProjectFileSystemTest.cs
index 227ed02e072b..afe1180b8d94 100644
--- a/src/Razor/Microsoft.AspNetCore.Razor.Language/test/VirtualRazorProjectFileSystemTest.cs
+++ b/src/Razor/Microsoft.AspNetCore.Razor.Language/test/VirtualRazorProjectFileSystemTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit;
 using DirectoryNode = Microsoft.AspNetCore.Razor.Language.VirtualRazorProjectFileSystem.DirectoryNode;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/AssemblyIdentityEqualityComparer.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/AssemblyIdentityEqualityComparer.cs
index e41fc02abce0..e9f237230378 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/AssemblyIdentityEqualityComparer.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/AssemblyIdentityEqualityComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/BindTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/BindTagHelperDescriptorProvider.cs
index 3916a28c2900..a575ddd5cf18 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/BindTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/BindTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/CompilationTagHelperFeature.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/CompilationTagHelperFeature.cs
index 2041cd9eb550..92403ccf7f69 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/CompilationTagHelperFeature.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/CompilationTagHelperFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/CompilerFeatures.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/CompilerFeatures.cs
index a9ea37b7ece5..4db3eea8b58a 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/CompilerFeatures.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/CompilerFeatures.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/ComponentDetectionConventions.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/ComponentDetectionConventions.cs
index 214f9e36a4a4..3b185a459e50 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/ComponentDetectionConventions.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/ComponentDetectionConventions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/ComponentTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/ComponentTagHelperDescriptorProvider.cs
index 59f8a287e935..84066efdde36 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/ComponentTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/ComponentTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultMetadataReferenceFeature.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultMetadataReferenceFeature.cs
index a8914d751316..515d7db5197a 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultMetadataReferenceFeature.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultMetadataReferenceFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTagHelperDescriptorFactory.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTagHelperDescriptorFactory.cs
index 4eb83b36b770..67665de302fd 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTagHelperDescriptorFactory.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTagHelperDescriptorFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTagHelperDescriptorProvider.cs
index 7fdb0e538585..5b252f7e26c8 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTypeNameFeature.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTypeNameFeature.cs
index df73ff19b5d1..eeccecbcd9ea 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTypeNameFeature.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/DefaultTypeNameFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/EventHandlerTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/EventHandlerTagHelperDescriptorProvider.cs
index 9c83533509ff..ea172c85e0a8 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/EventHandlerTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/EventHandlerTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/FilePathComparer.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/FilePathComparer.cs
index a0ca3cb9a3e9..c41e9c1ed2e6 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/FilePathComparer.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/FilePathComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/FilePathComparison.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/FilePathComparison.cs
index 057f71cb86c2..7b2dbe4e3608 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/FilePathComparison.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/FilePathComparison.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/GenericTypeNameRewriter.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/GenericTypeNameRewriter.cs
index f1b13b728ac1..6bd90aa9311b 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/GenericTypeNameRewriter.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/GenericTypeNameRewriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/GlobalQualifiedTypeNameRewriter.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/GlobalQualifiedTypeNameRewriter.cs
index 6796f269aca0..04c4ef1b13d6 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/GlobalQualifiedTypeNameRewriter.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/GlobalQualifiedTypeNameRewriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/IMetadataReferenceFeature.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/IMetadataReferenceFeature.cs
index 319f5fa1b374..b5b373a6d0f7 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/IMetadataReferenceFeature.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/IMetadataReferenceFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/KeyTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/KeyTagHelperDescriptorProvider.cs
index 751de0903f1b..a455faf7a979 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/KeyTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/KeyTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/Properties/AssemblyInfo.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/Properties/AssemblyInfo.cs
index 0f4a63f26f6c..4e207bb95f91 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/Properties/AssemblyInfo.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 [assembly: InternalsVisibleTo("Microsoft.AspNetCore.Razor.OmniSharpPlugin.StrongNamed, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorDiagnosticFactory.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorDiagnosticFactory.cs
index 55705b5eacd1..bb6505cc61b6 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorDiagnosticFactory.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorDiagnosticFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorLanguage.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorLanguage.cs
index cd0bbb148e35..e8338eef2d6b 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorLanguage.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorLanguage.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.CodeAnalysis.Razor
 {
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorProjectEngineBuilderExtensions.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorProjectEngineBuilderExtensions.cs
index aa07cd9cf6ad..81d498bda1bd 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorProjectEngineBuilderExtensions.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RazorProjectEngineBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RefTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RefTagHelperDescriptorProvider.cs
index 784de9b8b05b..ec674e530b80 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RefTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RefTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RequiredAttributeParser.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RequiredAttributeParser.cs
index 898e065439ed..473ba865e858 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/RequiredAttributeParser.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/RequiredAttributeParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/SourceSpanExtensions.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/SourceSpanExtensions.cs
index 51fd5170241d..8dfcbc52fcc4 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/SourceSpanExtensions.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/SourceSpanExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.CodeAnalysis.Text;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/SplatTagHelperDescriptorProvider.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/SplatTagHelperDescriptorProvider.cs
index 03bc63eee051..d5dd7fdbce93 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/SplatTagHelperDescriptorProvider.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/SplatTagHelperDescriptorProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperDescriptorProviderContextExtensions.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperDescriptorProviderContextExtensions.cs
index fda4aece2221..3c1fd5d0095f 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperDescriptorProviderContextExtensions.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperDescriptorProviderContextExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTargetAssemblyExtensions.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTargetAssemblyExtensions.cs
index bd8f4620dc21..cc0a79d58dc8 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTargetAssemblyExtensions.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTargetAssemblyExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTypeVisitor.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTypeVisitor.cs
index 3387cfd1e87f..db5e434f869e 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTypeVisitor.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTypeVisitor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTypes.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTypes.cs
index c0989576c737..1a5aef7d26f8 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTypes.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TagHelperTypes.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.CodeAnalysis.Razor
 {
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TextChangeExtensions.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TextChangeExtensions.cs
index e200b5205a09..aa3e4110d7d2 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TextChangeExtensions.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TextChangeExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TextSpanExtensions.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TextSpanExtensions.cs
index 32e43de45096..024fe824a221 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/src/TextSpanExtensions.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/src/TextSpanExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.CodeAnalysis.Text;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/BaseTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/BaseTagHelperDescriptorProviderTest.cs
index 36f44134c13f..6ae8dc7e4605 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/BaseTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/BaseTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/BindTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/BindTagHelperDescriptorProviderTest.cs
index f25b028d3f35..a14e7d6424ff 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/BindTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/BindTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/CompilationTagHelperFeatureTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/CompilationTagHelperFeatureTest.cs
index 53aeb9803174..1eb6f91c9151 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/CompilationTagHelperFeatureTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/CompilationTagHelperFeatureTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/ComponentTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/ComponentTagHelperDescriptorProviderTest.cs
index 4a0e2c676d2d..d0b08edad51b 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/ComponentTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/ComponentTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/DefaultTagHelperDescriptorFactoryTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/DefaultTagHelperDescriptorFactoryTest.cs
index 52638d770fcf..95853b860fae 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/DefaultTagHelperDescriptorFactoryTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/DefaultTagHelperDescriptorFactoryTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/DefaultTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/DefaultTagHelperDescriptorProviderTest.cs
index 0590c0acdf58..22a4e9453124 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/DefaultTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/DefaultTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using System.Diagnostics;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/EventHandlerTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/EventHandlerTagHelperDescriptorProviderTest.cs
index f242f4995d94..b5fce32881d1 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/EventHandlerTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/EventHandlerTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/GenericTypeNameRewriterTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/GenericTypeNameRewriterTest.cs
index 9dfd35dbc570..a135c4ca9628 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/GenericTypeNameRewriterTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/GenericTypeNameRewriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.CodeAnalysis.CSharp;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/GlobalQualifiedTypeNameRewriterTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/GlobalQualifiedTypeNameRewriterTest.cs
index 26ed2e94b6bc..a1911eca6bbf 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/GlobalQualifiedTypeNameRewriterTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/GlobalQualifiedTypeNameRewriterTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.CodeAnalysis.CSharp;
 using Xunit;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/KeyTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/KeyTagHelperDescriptorProviderTest.cs
index 3018afea5586..99107620ea17 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/KeyTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/KeyTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/RazorProjectEngineBuilderExtensionsTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/RazorProjectEngineBuilderExtensionsTest.cs
index fd31ccc33d0a..a9acc4f3f341 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/RazorProjectEngineBuilderExtensionsTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/RazorProjectEngineBuilderExtensionsTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/RefTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/RefTagHelperDescriptorProviderTest.cs
index 140520153eac..e7be0968baea 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/RefTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/RefTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/SplatTagHelperDescriptorProviderTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/SplatTagHelperDescriptorProviderTest.cs
index 7832da05ac4b..b13413590246 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/SplatTagHelperDescriptorProviderTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/SplatTagHelperDescriptorProviderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/TagHelperDescriptorFactoryTagHelpers.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/TagHelperDescriptorFactoryTagHelpers.cs
index 658fca5d9485..ec184468bd9b 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/TagHelperDescriptorFactoryTagHelpers.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/TagHelperDescriptorFactoryTagHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.ComponentModel;
diff --git a/src/Razor/Microsoft.CodeAnalysis.Razor/test/TagHelperTypeVisitorTest.cs b/src/Razor/Microsoft.CodeAnalysis.Razor/test/TagHelperTypeVisitorTest.cs
index 77a85be01ae1..155f31339355 100644
--- a/src/Razor/Microsoft.CodeAnalysis.Razor/test/TagHelperTypeVisitorTest.cs
+++ b/src/Razor/Microsoft.CodeAnalysis.Razor/test/TagHelperTypeVisitorTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.TagHelpers;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/src/Hosting/DefaultRazorCompiledItem.cs b/src/Razor/Razor.Runtime/src/Hosting/DefaultRazorCompiledItem.cs
index b5390b7c87c3..38d2c6d86b32 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/DefaultRazorCompiledItem.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/DefaultRazorCompiledItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/src/Hosting/IRazorSourceChecksumMetadata.cs b/src/Razor/Razor.Runtime/src/Hosting/IRazorSourceChecksumMetadata.cs
index dccdb2f871de..4d752df61c39 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/IRazorSourceChecksumMetadata.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/IRazorSourceChecksumMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Hosting
 {
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItem.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItem.cs
index 8eff0f4ea258..bbcbe14366e8 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItem.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemAttribute.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemAttribute.cs
index 110210164cc9..cf4515926247 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemAttribute.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemExtensions.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemExtensions.cs
index d6287e32531a..335f4e89a58e 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemExtensions.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemLoader.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemLoader.cs
index 9b3db2dbb352..99cfd3ede78e 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemLoader.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemLoader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemMetadataAttribute.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemMetadataAttribute.cs
index 0b52fd5f1bc8..b7ad41a1a488 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemMetadataAttribute.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorCompiledItemMetadataAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorConfigurationNameAttribute.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorConfigurationNameAttribute.cs
index 034e64c3093a..76c71144dc74 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorConfigurationNameAttribute.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorConfigurationNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorExtensionAssemblyNameAttribute.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorExtensionAssemblyNameAttribute.cs
index 92a9d1c6ec76..caa29c3839aa 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorExtensionAssemblyNameAttribute.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorExtensionAssemblyNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorLanguageVersionAttribute.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorLanguageVersionAttribute.cs
index 8f261143d04e..98e8b9327852 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorLanguageVersionAttribute.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorLanguageVersionAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor.Runtime/src/Hosting/RazorSourceChecksumAttribute.cs b/src/Razor/Razor.Runtime/src/Hosting/RazorSourceChecksumAttribute.cs
index d1da25b3001c..e3e9aa42324b 100644
--- a/src/Razor/Razor.Runtime/src/Hosting/RazorSourceChecksumAttribute.cs
+++ b/src/Razor/Razor.Runtime/src/Hosting/RazorSourceChecksumAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor.Runtime/src/Properties/AssemblyInfo.cs b/src/Razor/Razor.Runtime/src/Properties/AssemblyInfo.cs
index ea941b3e5a73..4177b1512d7a 100644
--- a/src/Razor/Razor.Runtime/src/Properties/AssemblyInfo.cs
+++ b/src/Razor/Razor.Runtime/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using Microsoft.AspNetCore.Razor.TagHelpers;
diff --git a/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperExecutionContext.cs b/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperExecutionContext.cs
index 5443bcd5444a..d8b315104b90 100644
--- a/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperExecutionContext.cs
+++ b/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperExecutionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperRunner.cs b/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperRunner.cs
index 27d814749807..c17a30f46a6d 100644
--- a/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperRunner.cs
+++ b/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperScopeManager.cs b/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperScopeManager.cs
index 28b824c7be22..97d9a5566fa8 100644
--- a/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperScopeManager.cs
+++ b/src/Razor/Razor.Runtime/src/Runtime/TagHelpers/TagHelperScopeManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperExecutionContextTest.cs b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperExecutionContextTest.cs
index 5f81c88cb6f4..4cfb82fba670 100644
--- a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperExecutionContextTest.cs
+++ b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperExecutionContextTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperRunnerTest.cs b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperRunnerTest.cs
index af59c20ded70..90e17a18e775 100644
--- a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperRunnerTest.cs
+++ b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperRunnerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperScopeManagerTest.cs b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperScopeManagerTest.cs
index 0fd409b9b92b..667f9f38b94f 100644
--- a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperScopeManagerTest.cs
+++ b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TagHelperScopeManagerTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TestTagHelpers/CommonTagHelpers.cs b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TestTagHelpers/CommonTagHelpers.cs
index fb43ae3b7193..0a80277462eb 100644
--- a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TestTagHelpers/CommonTagHelpers.cs
+++ b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TestTagHelpers/CommonTagHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TestTagHelpers/TagHelperDescriptorFactoryTagHelpers.cs b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TestTagHelpers/TagHelperDescriptorFactoryTagHelpers.cs
index c855db01e22b..8fbf42632d78 100644
--- a/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TestTagHelpers/TagHelperDescriptorFactoryTagHelpers.cs
+++ b/src/Razor/Razor.Runtime/test/Runtime/TagHelpers/TestTagHelpers/TagHelperDescriptorFactoryTagHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.ComponentModel;
diff --git a/src/Razor/Razor/src/Properties/AssemblyInfo.cs b/src/Razor/Razor/src/Properties/AssemblyInfo.cs
index 12add3f64823..efbe18259018 100644
--- a/src/Razor/Razor/src/Properties/AssemblyInfo.cs
+++ b/src/Razor/Razor/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Razor/Razor/src/TagHelpers/DefaultTagHelperContent.cs b/src/Razor/Razor/src/TagHelpers/DefaultTagHelperContent.cs
index d7e0ff26310b..78530a8e0eb5 100644
--- a/src/Razor/Razor/src/TagHelpers/DefaultTagHelperContent.cs
+++ b/src/Razor/Razor/src/TagHelpers/DefaultTagHelperContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor/src/TagHelpers/HtmlAttributeNameAttribute.cs b/src/Razor/Razor/src/TagHelpers/HtmlAttributeNameAttribute.cs
index aca16610b03a..9b3d606d14fc 100644
--- a/src/Razor/Razor/src/TagHelpers/HtmlAttributeNameAttribute.cs
+++ b/src/Razor/Razor/src/TagHelpers/HtmlAttributeNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor/src/TagHelpers/HtmlAttributeNotBoundAttribute.cs b/src/Razor/Razor/src/TagHelpers/HtmlAttributeNotBoundAttribute.cs
index 9d23480abdc2..00f8a77a00fe 100644
--- a/src/Razor/Razor/src/TagHelpers/HtmlAttributeNotBoundAttribute.cs
+++ b/src/Razor/Razor/src/TagHelpers/HtmlAttributeNotBoundAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor/src/TagHelpers/HtmlAttributeValueStyle.cs b/src/Razor/Razor/src/TagHelpers/HtmlAttributeValueStyle.cs
index 7ac198567f7e..e43076e0b917 100644
--- a/src/Razor/Razor/src/TagHelpers/HtmlAttributeValueStyle.cs
+++ b/src/Razor/Razor/src/TagHelpers/HtmlAttributeValueStyle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/Razor/src/TagHelpers/HtmlTargetElementAttribute.cs b/src/Razor/Razor/src/TagHelpers/HtmlTargetElementAttribute.cs
index 857d6a0e5dfd..59651590630f 100644
--- a/src/Razor/Razor/src/TagHelpers/HtmlTargetElementAttribute.cs
+++ b/src/Razor/Razor/src/TagHelpers/HtmlTargetElementAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor/src/TagHelpers/ITagHelper.cs b/src/Razor/Razor/src/TagHelpers/ITagHelper.cs
index ec86a32a116f..06f8abf3457f 100644
--- a/src/Razor/Razor/src/TagHelpers/ITagHelper.cs
+++ b/src/Razor/Razor/src/TagHelpers/ITagHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/Razor/src/TagHelpers/ITagHelperComponent.cs b/src/Razor/Razor/src/TagHelpers/ITagHelperComponent.cs
index 3b2059be515c..f22b5cb9556d 100644
--- a/src/Razor/Razor/src/TagHelpers/ITagHelperComponent.cs
+++ b/src/Razor/Razor/src/TagHelpers/ITagHelperComponent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/Razor/src/TagHelpers/NullHtmlEncoder.cs b/src/Razor/Razor/src/TagHelpers/NullHtmlEncoder.cs
index f1d0410e8bd6..9a1d35458697 100644
--- a/src/Razor/Razor/src/TagHelpers/NullHtmlEncoder.cs
+++ b/src/Razor/Razor/src/TagHelpers/NullHtmlEncoder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Razor/src/TagHelpers/OutputElementHintAttribute.cs b/src/Razor/Razor/src/TagHelpers/OutputElementHintAttribute.cs
index a97b5ef9ab60..bc0c5b766ece 100644
--- a/src/Razor/Razor/src/TagHelpers/OutputElementHintAttribute.cs
+++ b/src/Razor/Razor/src/TagHelpers/OutputElementHintAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/Razor/src/TagHelpers/ReadOnlyTagHelperAttributeList.cs b/src/Razor/Razor/src/TagHelpers/ReadOnlyTagHelperAttributeList.cs
index 376b21081621..3ffeddcdc016 100644
--- a/src/Razor/Razor/src/TagHelpers/ReadOnlyTagHelperAttributeList.cs
+++ b/src/Razor/Razor/src/TagHelpers/ReadOnlyTagHelperAttributeList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor/src/TagHelpers/RestrictChildrenAttribute.cs b/src/Razor/Razor/src/TagHelpers/RestrictChildrenAttribute.cs
index 2c5652af8dd4..4ecd14ff3e16 100644
--- a/src/Razor/Razor/src/TagHelpers/RestrictChildrenAttribute.cs
+++ b/src/Razor/Razor/src/TagHelpers/RestrictChildrenAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor/src/TagHelpers/TagHelper.cs b/src/Razor/Razor/src/TagHelpers/TagHelper.cs
index ccac7d51e22b..687699fda6de 100644
--- a/src/Razor/Razor/src/TagHelpers/TagHelper.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/Razor/src/TagHelpers/TagHelperAttribute.cs b/src/Razor/Razor/src/TagHelpers/TagHelperAttribute.cs
index f23318041afe..5a9f75d47162 100644
--- a/src/Razor/Razor/src/TagHelpers/TagHelperAttribute.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagHelperAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Razor/src/TagHelpers/TagHelperAttributeList.cs b/src/Razor/Razor/src/TagHelpers/TagHelperAttributeList.cs
index 308292294c7b..ae08bf2d4b08 100644
--- a/src/Razor/Razor/src/TagHelpers/TagHelperAttributeList.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagHelperAttributeList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor/src/TagHelpers/TagHelperComponent.cs b/src/Razor/Razor/src/TagHelpers/TagHelperComponent.cs
index 1a2c748cabf7..987fb8be5f81 100644
--- a/src/Razor/Razor/src/TagHelpers/TagHelperComponent.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagHelperComponent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/Razor/src/TagHelpers/TagHelperContent.cs b/src/Razor/Razor/src/TagHelpers/TagHelperContent.cs
index 7a6d3802155a..0d052d770d50 100644
--- a/src/Razor/Razor/src/TagHelpers/TagHelperContent.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagHelperContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Razor/src/TagHelpers/TagHelperContext.cs b/src/Razor/Razor/src/TagHelpers/TagHelperContext.cs
index e09a552a0b89..312f73730ff9 100644
--- a/src/Razor/Razor/src/TagHelpers/TagHelperContext.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagHelperContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor/src/TagHelpers/TagHelperOutput.cs b/src/Razor/Razor/src/TagHelpers/TagHelperOutput.cs
index 64e4bf30e39b..dc32e429abf8 100644
--- a/src/Razor/Razor/src/TagHelpers/TagHelperOutput.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagHelperOutput.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/Razor/src/TagHelpers/TagMode.cs b/src/Razor/Razor/src/TagHelpers/TagMode.cs
index b9d60a706a16..a370eab87cbd 100644
--- a/src/Razor/Razor/src/TagHelpers/TagMode.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/Razor/src/TagHelpers/TagStructure.cs b/src/Razor/Razor/src/TagHelpers/TagStructure.cs
index 370f9372f255..d4c1bbd1e883 100644
--- a/src/Razor/Razor/src/TagHelpers/TagStructure.cs
+++ b/src/Razor/Razor/src/TagHelpers/TagStructure.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/Razor/test/TagHelpers/DefaultTagHelperContentTest.cs b/src/Razor/Razor/test/TagHelpers/DefaultTagHelperContentTest.cs
index f53fa6163568..0d300a934140 100644
--- a/src/Razor/Razor/test/TagHelpers/DefaultTagHelperContentTest.cs
+++ b/src/Razor/Razor/test/TagHelpers/DefaultTagHelperContentTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Globalization;
diff --git a/src/Razor/Razor/test/TagHelpers/NullHtmlEncoderTest.cs b/src/Razor/Razor/test/TagHelpers/NullHtmlEncoderTest.cs
index b972a8328801..f7e802852e1f 100644
--- a/src/Razor/Razor/test/TagHelpers/NullHtmlEncoderTest.cs
+++ b/src/Razor/Razor/test/TagHelpers/NullHtmlEncoderTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Xunit;
diff --git a/src/Razor/Razor/test/TagHelpers/ReadOnlyTagHelperAttributeListTest.cs b/src/Razor/Razor/test/TagHelpers/ReadOnlyTagHelperAttributeListTest.cs
index 1f28a69004fb..daac3a57dcf6 100644
--- a/src/Razor/Razor/test/TagHelpers/ReadOnlyTagHelperAttributeListTest.cs
+++ b/src/Razor/Razor/test/TagHelpers/ReadOnlyTagHelperAttributeListTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor/test/TagHelpers/TagHelperAttributeListTest.cs b/src/Razor/Razor/test/TagHelpers/TagHelperAttributeListTest.cs
index 2cac231a0db4..7a9e51e5f6db 100644
--- a/src/Razor/Razor/test/TagHelpers/TagHelperAttributeListTest.cs
+++ b/src/Razor/Razor/test/TagHelpers/TagHelperAttributeListTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor/test/TagHelpers/TagHelperContextTest.cs b/src/Razor/Razor/test/TagHelpers/TagHelperContextTest.cs
index eb85e7ecb70c..c5c3e4da8849 100644
--- a/src/Razor/Razor/test/TagHelpers/TagHelperContextTest.cs
+++ b/src/Razor/Razor/test/TagHelpers/TagHelperContextTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/Razor/test/TagHelpers/TagHelperOutputTest.cs b/src/Razor/Razor/test/TagHelpers/TagHelperOutputTest.cs
index df33c776a617..041241df073b 100644
--- a/src/Razor/Razor/test/TagHelpers/TagHelperOutputTest.cs
+++ b/src/Razor/Razor/test/TagHelpers/TagHelperOutputTest.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/perf/Microbenchmarks/AssemblyInfo.cs b/src/Razor/perf/Microbenchmarks/AssemblyInfo.cs
index 32248e0d1b0a..09f49228e9e6 100644
--- a/src/Razor/perf/Microbenchmarks/AssemblyInfo.cs
+++ b/src/Razor/perf/Microbenchmarks/AssemblyInfo.cs
@@ -1 +1,4 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]
diff --git a/src/Razor/perf/Microbenchmarks/CodeGenerationBenchmark.cs b/src/Razor/perf/Microbenchmarks/CodeGenerationBenchmark.cs
index 914ab54644a1..70ef828736d3 100644
--- a/src/Razor/perf/Microbenchmarks/CodeGenerationBenchmark.cs
+++ b/src/Razor/perf/Microbenchmarks/CodeGenerationBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/perf/Microbenchmarks/RazorTagHelperParsingBenchmark.cs b/src/Razor/perf/Microbenchmarks/RazorTagHelperParsingBenchmark.cs
index 3d050591dbda..c5095dca4295 100644
--- a/src/Razor/perf/Microbenchmarks/RazorTagHelperParsingBenchmark.cs
+++ b/src/Razor/perf/Microbenchmarks/RazorTagHelperParsingBenchmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/perf/Microbenchmarks/SyntaxTreeGenerationBenckmark.cs b/src/Razor/perf/Microbenchmarks/SyntaxTreeGenerationBenckmark.cs
index 20f1128cca51..409b8583f3a9 100644
--- a/src/Razor/perf/Microbenchmarks/SyntaxTreeGenerationBenckmark.cs
+++ b/src/Razor/perf/Microbenchmarks/SyntaxTreeGenerationBenckmark.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/CodeGeneration/TestCodeRenderingContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/CodeGeneration/TestCodeRenderingContext.cs
index 2791dbcf6263..cbd700d65cb3 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/CodeGeneration/TestCodeRenderingContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/CodeGeneration/TestCodeRenderingContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompilationFailedException.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompilationFailedException.cs
index febd3f69c699..1a86e41ef757 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompilationFailedException.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompilationFailedException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompiledAssembly.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompiledAssembly.cs
index 4024de0f4903..0ae36c5b2da5 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompiledAssembly.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompiledAssembly.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using Microsoft.CodeAnalysis;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompiledCSharpCode.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompiledCSharpCode.cs
index 9d1034142826..b1d7b38488f8 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompiledCSharpCode.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/CompiledCSharpCode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.CodeAnalysis;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntegrationTestBase.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntegrationTestBase.cs
index 42731427326f..567fa7123bb4 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntegrationTestBase.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntegrationTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeSerializer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeSerializer.cs
index 891a4849ed1e..738df386d574 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeSerializer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Microsoft.AspNetCore.Razor.Language.Intermediate;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeVerifier.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeVerifier.cs
index 280566fc8d00..7c9ea84adb8c 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeVerifier.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeVerifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeWriter.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeWriter.cs
index 4383df6de423..508468961758 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeWriter.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntermediateNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntializeTestFileAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntializeTestFileAttribute.cs
index b8cf0a4ddf5a..7a5cc392e8c3 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntializeTestFileAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/IntializeTestFileAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using Xunit.Sdk;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorBaselineIntegrationTestBase.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorBaselineIntegrationTestBase.cs
index 1bfa5c033e9c..4bb6dcedaee0 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorBaselineIntegrationTestBase.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorBaselineIntegrationTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorDiagnosticSerializer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorDiagnosticSerializer.cs
index bb9235087222..9b397cb36bbf 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorDiagnosticSerializer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorDiagnosticSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Language
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorIntegrationTestBase.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorIntegrationTestBase.cs
index 0488941c0e8a..910c976b4d8b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorIntegrationTestBase.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/RazorIntegrationTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/SourceMappingsSerializer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/SourceMappingsSerializer.cs
index b5b44afa1266..85fb7c5139c7 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/SourceMappingsSerializer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/IntegrationTests/SourceMappingsSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Intermediate/IntermediateNodeAssert.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Intermediate/IntermediateNodeAssert.cs
index 81a4535d5948..9c74c8bee28f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Intermediate/IntermediateNodeAssert.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Intermediate/IntermediateNodeAssert.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanSerializer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanSerializer.cs
index f38e4fb83889..e417caac426e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanSerializer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanVerifier.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanVerifier.cs
index 4894d4cf7229..8db354e5c87c 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanVerifier.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanVerifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanWriter.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanWriter.cs
index ceaf79d9355a..bd5d087a02a3 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanWriter.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ClassifiedSpan/ClassifiedSpanWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/IntializeTestFileAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/IntializeTestFileAttribute.cs
index b860241356dc..af203020983e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/IntializeTestFileAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/IntializeTestFileAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using Xunit;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ParserTestBase.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ParserTestBase.cs
index 2ea8205b159c..085adce8ada1 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ParserTestBase.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/ParserTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeSerializer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeSerializer.cs
index df81d123518f..0da2c2e938e3 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeSerializer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using Microsoft.AspNetCore.Razor.Language.Syntax;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeVerifier.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeVerifier.cs
index 17a0d02d2bbb..9dce5b9e14f9 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeVerifier.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeVerifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeWalker.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeWalker.cs
index 818732d685d0..3ce07d0dc387 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeWalker.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeWalker.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language.Syntax;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeWriter.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeWriter.cs
index 914f035f673a..c87b652d2efc 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeWriter.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/SyntaxNodeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanSerializer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanSerializer.cs
index 8b4e0bd8edb5..269dfb55c5fe 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanSerializer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanSerializer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanVerifier.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanVerifier.cs
index 3b5a08a27134..86adbe4152ec 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanVerifier.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanVerifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanWriter.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanWriter.cs
index 3a814aa0675c..c4b9829edd58 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanWriter.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/Legacy/TagHelperSpan/TagHelperSpanWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorEngineBuilderExtensions.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorEngineBuilderExtensions.cs
index 3d7977ea2dfa..791c8832e048 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorEngineBuilderExtensions.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorEngineBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorProjectEngineBuilderExtensions.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorProjectEngineBuilderExtensions.cs
index bcea84e91804..b4c6cc77807d 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorProjectEngineBuilderExtensions.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorProjectEngineBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorProjectEngineTestBase.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorProjectEngineTestBase.cs
index 5c655150fffd..a9cc65b51f1f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorProjectEngineTestBase.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/RazorProjectEngineTestBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/SyntaxTreeVerifier.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/SyntaxTreeVerifier.cs
index e92858cc9a14..cc01ec58f7a9 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/SyntaxTreeVerifier.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/SyntaxTreeVerifier.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestBoundAttributeDescriptorBuilderExtensions.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestBoundAttributeDescriptorBuilderExtensions.cs
index 23987d03bf10..f2a907a8c9d5 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestBoundAttributeDescriptorBuilderExtensions.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestBoundAttributeDescriptorBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestFile.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestFile.cs
index c73e6affb754..90b5c5fd0044 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestFile.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestFile.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestProject.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestProject.cs
index c2eee796769a..1fc8700d9004 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestProject.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestProject.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorCodeDocument.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorCodeDocument.cs
index 00afb4fb5d3f..4e2d66901e91 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorCodeDocument.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorCodeDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorProjectFileSystem.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorProjectFileSystem.cs
index 271c6224372d..809def7b5fbd 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorProjectFileSystem.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorProjectFileSystem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorProjectItem.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorProjectItem.cs
index 407169e646ad..03d66e3acda2 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorProjectItem.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorProjectItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Text;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorSourceDocument.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorSourceDocument.cs
index e731b0359477..9e3e969b9843 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorSourceDocument.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRazorSourceDocument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRequiredAttributeDescriptorBuilderExtensions.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRequiredAttributeDescriptorBuilderExtensions.cs
index da638e17500a..90f01b82f6d8 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRequiredAttributeDescriptorBuilderExtensions.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestRequiredAttributeDescriptorBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagHelperDescriptorBuilderExtensions.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagHelperDescriptorBuilderExtensions.cs
index 6590dd306597..f9bb58f0c223 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagHelperDescriptorBuilderExtensions.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagHelperDescriptorBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagHelperFeature.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagHelperFeature.cs
index ad4039007efc..364c3a71d271 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagHelperFeature.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagHelperFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagMatchingRuleDescriptorBuilderExtensions.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagMatchingRuleDescriptorBuilderExtensions.cs
index f052818fe66c..c691b47a64e3 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagMatchingRuleDescriptorBuilderExtensions.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Language/TestTagMatchingRuleDescriptorBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Properties/AssemblyInfo.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Properties/AssemblyInfo.cs
index 145a421a5237..03a4ee33f527 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Properties/AssemblyInfo.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 [assembly: InternalsVisibleTo("Microsoft.VisualStudio.Editor.Razor.Test.Common, PublicKey=0024000004800000940000000602000000240000525341310004000001000100f33a29044fa9d740c9b3213a93e57c84b472c84e0b8a0e1ae48e67a9f8f6de9d5f7f3d52ac23e48ac51801f1dc950abe901da34d2a9e3baadb141a17c77ef3c565dd5ee5054b91cf63bb3c6ab83f72ab3aafe93d0fc3c2348b764fafb0b1c0733de51459aeab46580384bf9d74c4e28164b7cde247f891ba07891c9d872ad2bb")]
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/TestCompilation.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/TestCompilation.cs
index 920fd2566ece..7e591a6db080 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/TestCompilation.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.Common/TestCompilation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.Forms.netstandard2.0.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.Forms.netstandard2.0.cs
index 4674ff0fb4e2..8e6dadf241b7 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.Forms.netstandard2.0.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.Forms.netstandard2.0.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Components.Forms
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.Web.netstandard2.0.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.Web.netstandard2.0.cs
index 9fde10eb7e7b..d8d2eb129a17 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.Web.netstandard2.0.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.Web.netstandard2.0.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Components
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.netstandard2.0.Manual.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.netstandard2.0.Manual.cs
index ed14f101cd0e..199a497ef403 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.netstandard2.0.Manual.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.netstandard2.0.Manual.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Components.RenderTree
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.netstandard2.0.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.netstandard2.0.cs
index 6b51474c3c8d..08b8c1a5d498 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.netstandard2.0.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.ComponentShim/Microsoft.AspNetCore.Components.netstandard2.0.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Components
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContent.cs
index 2e9a0f19e2df..eff645123c2f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Text.Encodings.Web;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
index 3cf3a65aabdc..73e6222c82f7 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Html
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
index 0cddf6e0d6dc..b5c0762c9e56 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Html
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
index 094a762152d3..a8318a894f30 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/IRazorPage.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/IRazorPage.cs
index 34a1b208da93..e33a4d7ede22 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/IRazorPage.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/IRazorPage.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Threading.Tasks;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
index 321129faea6e..c5ed90af1c1b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
index b47d37d06742..f53369489d40 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
index e1460a5f8241..3dc260fa0249 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
index 75f6fb3974da..f4ba2a228b58 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Threading.Tasks;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
index 32d8c0698806..3fede4c76bb4 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Rendering
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
index acc44e7b61a2..07beea4aa293 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Rendering
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
index 0f8a3b5bb6cb..84be11d32db7 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
index 508b0cbda716..ac2310b1e157 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq.Expressions;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
index 2cfa53744b41..945aa2678609 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
index 0090cf91b105..a445519bb64e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.Rendering;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
index 3ee8ddc801da..f786c9ddd6b1 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
index 8a97b136cf80..d2aa873ba24b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
index fa4a7d7c6050..9c031e2957e0 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
index f96eb55805e2..54fc105b3e0b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
@@ -1,4 +1,7 @@
-namespace Microsoft.AspNetCore.Mvc.ViewFeatures
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
     public class ViewDataDictionary<TModel> : ViewDataDictionary
     {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/IUrlHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
index 049f20183c92..abe95a230e7a 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
index 75f23a78aaab..b4516804a7bf 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
index 5b470744c603..5404cfe5b605 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
index 011d59083c57..6fa2e34568c0 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
index 21f2b5b6faff..1375e31859bf 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
index 70f072bbc496..985249956477 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
index aca16610b03a..9b3d606d14fc 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
index 9d23480abdc2..00f8a77a00fe 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
index 7ac198567f7e..e43076e0b917 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
index 857d6a0e5dfd..59651590630f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
index 2f175f386a61..f04e504fa940 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
index a97b5ef9ab60..bc0c5b766ece 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
index f3d1569a593a..63ff19f890b2 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
index bc4f6bac358a..b14209bd7472 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
index ed9faca1bb54..444352f200f5 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
index 7bdd2aea22e2..3dd85b629ac3 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
index 308292294c7b..ae08bf2d4b08 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
index b144bd368952..7e17b2088581 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
index e09a552a0b89..312f73730ff9 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
index ed0c1e530830..637037e3e917 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
index b9d60a706a16..a370eab87cbd 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
index 370f9372f255..d4c1bbd1e883 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version1_X/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/HtmlString.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/HtmlString.cs
index 6cb37dec3ba5..ac21a6d55606 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/HtmlString.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/HtmlString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContent.cs
index 2e9a0f19e2df..eff645123c2f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Text.Encodings.Web;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
index 3cf3a65aabdc..73e6222c82f7 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Html
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
index 0cddf6e0d6dc..b5c0762c9e56 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Html
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/CompiledRazorAssemblyApplicationPartFactory.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/CompiledRazorAssemblyApplicationPartFactory.cs
index 9b07e85ed55e..27cda9c1bcb5 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/CompiledRazorAssemblyApplicationPartFactory.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/CompiledRazorAssemblyApplicationPartFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 namespace Microsoft.AspNetCore.Mvc.ApplicationParts
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/ProvideApplicationPartFactoryAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/ProvideApplicationPartFactoryAttribute.cs
index d5a3c744d16c..5dbf6b3d41e4 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/ProvideApplicationPartFactoryAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/ProvideApplicationPartFactoryAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/RelatedAssemblyAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/RelatedAssemblyAttribute.cs
index 3722dd122948..20f79c8cd1c4 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/RelatedAssemblyAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ApplicationParts/RelatedAssemblyAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
index 094a762152d3..a8318a894f30 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
index 321129faea6e..c5ed90af1c1b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
index 2b7b7450cd38..128bfb752f06 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Html;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageBase.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageBase.cs
index a4916e53784b..1551a7c49a12 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageBase.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
index e1460a5f8241..3dc260fa0249 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorViewAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorViewAttribute.cs
index 1ac6aba09ad1..40f1608ddd84 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorViewAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RazorViewAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
index 05d0ccc236b8..d7dcfeb62e2e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/Page.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/Page.cs
index b6b67e75b0e7..78573a9dbd1d 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/Page.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/Page.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Mvc.Razor;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/PageContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/PageContext.cs
index 2f2a1ea9ed52..109801e10219 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/PageContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/PageContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.Rendering;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/PageModel.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/PageModel.cs
index c851d7a1c16e..3e233b744aeb 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/PageModel.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/PageModel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/RazorPageAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/RazorPageAttribute.cs
index 900827a018a8..afc9e45161d2 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/RazorPageAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.RazorPages/RazorPageAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Mvc.Razor.Compilation;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
index 32d8c0698806..3fede4c76bb4 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Rendering
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
index acc44e7b61a2..07beea4aa293 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Rendering
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
index 0f8a3b5bb6cb..84be11d32db7 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
index 508b0cbda716..ac2310b1e157 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq.Expressions;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
index 2cfa53744b41..945aa2678609 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
index 0090cf91b105..a445519bb64e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.Rendering;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
index 3ee8ddc801da..f786c9ddd6b1 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
index 8a97b136cf80..d2aa873ba24b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
index fa4a7d7c6050..9c031e2957e0 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
index f96eb55805e2..54fc105b3e0b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
@@ -1,4 +1,7 @@
-namespace Microsoft.AspNetCore.Mvc.ViewFeatures
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
     public class ViewDataDictionary<TModel> : ViewDataDictionary
     {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/ActionResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/ActionResult.cs
index 790e9499c5c8..ede036f10b4c 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/ActionResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/ActionResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IActionResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IActionResult.cs
index afc2e87bf73b..1e4f99df4904 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IActionResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IActionResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IUrlHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
index 049f20183c92..abe95a230e7a 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
index 75f23a78aaab..b4516804a7bf 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/RedirectResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/RedirectResult.cs
index 93d00ade210d..5a1a37b07f22 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/RedirectResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/RedirectResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
index 5b470744c603..5404cfe5b605 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/DefaultRazorCompiledItem.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/DefaultRazorCompiledItem.cs
index b5390b7c87c3..38d2c6d86b32 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/DefaultRazorCompiledItem.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/DefaultRazorCompiledItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/IRazorSourceChecksumMetadata.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/IRazorSourceChecksumMetadata.cs
index dccdb2f871de..4d752df61c39 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/IRazorSourceChecksumMetadata.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/IRazorSourceChecksumMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Hosting
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItem.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItem.cs
index 8eff0f4ea258..bbcbe14366e8 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItem.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemAttribute.cs
index 8e4c003f87e5..2fecfa9bd890 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemExtensions.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemExtensions.cs
index d6287e32531a..335f4e89a58e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemExtensions.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemMetadataAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemMetadataAttribute.cs
index 0b52fd5f1bc8..b7ad41a1a488 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemMetadataAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemMetadataAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorConfigurationNameAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorConfigurationNameAttribute.cs
index 034e64c3093a..76c71144dc74 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorConfigurationNameAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorConfigurationNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorExtensionAssemblyNameAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorExtensionAssemblyNameAttribute.cs
index 92a9d1c6ec76..caa29c3839aa 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorExtensionAssemblyNameAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorExtensionAssemblyNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorLanguageVersionAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorLanguageVersionAttribute.cs
index 8f261143d04e..98e8b9327852 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorLanguageVersionAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorLanguageVersionAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorSourceChecksumAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorSourceChecksumAttribute.cs
index d1da25b3001c..e3e9aa42324b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorSourceChecksumAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Hosting/RazorSourceChecksumAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
index 011d59083c57..6fa2e34568c0 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
index 21f2b5b6faff..1375e31859bf 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
index 70f072bbc496..985249956477 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
index aca16610b03a..9b3d606d14fc 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
index 9d23480abdc2..00f8a77a00fe 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
index 7ac198567f7e..e43076e0b917 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
index 857d6a0e5dfd..59651590630f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
index ec86a32a116f..06f8abf3457f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelperComponent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelperComponent.cs
index 3b2059be515c..f22b5cb9556d 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelperComponent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelperComponent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
index a97b5ef9ab60..bc0c5b766ece 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
index f3d1569a593a..63ff19f890b2 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
index bc4f6bac358a..b14209bd7472 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
index ed9faca1bb54..444352f200f5 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
index 7bdd2aea22e2..3dd85b629ac3 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
index 308292294c7b..ae08bf2d4b08 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperComponent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperComponent.cs
index 1a2c748cabf7..987fb8be5f81 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperComponent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperComponent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
index b144bd368952..7e17b2088581 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
index e09a552a0b89..312f73730ff9 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
index ed0c1e530830..637037e3e917 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
index b9d60a706a16..a370eab87cbd 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
index 370f9372f255..d4c1bbd1e883 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim.Version2_X/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/HtmlString.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/HtmlString.cs
index 6cb37dec3ba5..ac21a6d55606 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/HtmlString.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/HtmlString.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContent.cs
index 2e9a0f19e2df..eff645123c2f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO;
 using System.Text.Encodings.Web;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
index 3cf3a65aabdc..73e6222c82f7 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContentBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Html
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
index 0cddf6e0d6dc..b5c0762c9e56 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Html/IHtmlContentContainer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Html
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/ApplicationPartAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/ApplicationPartAttribute.cs
index 136cb7cba605..e6b064d15f6e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/ApplicationPartAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/ApplicationPartAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/CompiledRazorAssemblyApplicationPartFactory.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/CompiledRazorAssemblyApplicationPartFactory.cs
index 9b07e85ed55e..27cda9c1bcb5 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/CompiledRazorAssemblyApplicationPartFactory.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/CompiledRazorAssemblyApplicationPartFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 namespace Microsoft.AspNetCore.Mvc.ApplicationParts
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/ProvideApplicationPartFactoryAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/ProvideApplicationPartFactoryAttribute.cs
index d5a3c744d16c..5dbf6b3d41e4 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/ProvideApplicationPartFactoryAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/ProvideApplicationPartFactoryAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/RelatedAssemblyAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/RelatedAssemblyAttribute.cs
index 3722dd122948..20f79c8cd1c4 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/RelatedAssemblyAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ApplicationParts/RelatedAssemblyAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
index 094a762152d3..a8318a894f30 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/HelperResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
index 321129faea6e..c5ed90af1c1b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorInjectAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
index 2b7b7450cd38..128bfb752f06 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPage.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Html;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPageBase.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPageBase.cs
index a4916e53784b..1551a7c49a12 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPageBase.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPageBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
index e1460a5f8241..3dc260fa0249 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RazorPageOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
index 05d0ccc236b8..d7dcfeb62e2e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Razor/RenderAsyncDelegate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/Page.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/Page.cs
index b6b67e75b0e7..78573a9dbd1d 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/Page.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/Page.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Mvc.Razor;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/PageContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/PageContext.cs
index 2f2a1ea9ed52..109801e10219 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/PageContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/PageContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.Rendering;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/PageModel.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/PageModel.cs
index c851d7a1c16e..3e233b744aeb 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/PageModel.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.RazorPages/PageModel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
index 32d8c0698806..3fede4c76bb4 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/IHtmlHelperOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Rendering
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
index acc44e7b61a2..07beea4aa293 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/IJsonHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.Rendering
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
index 0f8a3b5bb6cb..84be11d32db7 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.Rendering/ViewContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
index 508b0cbda716..ac2310b1e157 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/IModelExpressionProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq.Expressions;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
index 2cfa53744b41..945aa2678609 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ITempDataDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
index 0090cf91b105..a445519bb64e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/IViewContextAware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Mvc.Rendering;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
index 3ee8ddc801da..f786c9ddd6b1 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ModelExpression.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
index 8a97b136cf80..d2aa873ba24b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewContextAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
index fa4a7d7c6050..9c031e2957e0 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
index f96eb55805e2..54fc105b3e0b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc.ViewFeatures/ViewDataDictionaryOfT.cs
@@ -1,4 +1,7 @@
-namespace Microsoft.AspNetCore.Mvc.ViewFeatures
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+namespace Microsoft.AspNetCore.Mvc.ViewFeatures
 {
     public class ViewDataDictionary<TModel> : ViewDataDictionary
     {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/ActionResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/ActionResult.cs
index 790e9499c5c8..ede036f10b4c 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/ActionResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/ActionResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IActionResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IActionResult.cs
index afc2e87bf73b..1e4f99df4904 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IActionResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IActionResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IUrlHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
index 049f20183c92..abe95a230e7a 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IUrlHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
index 75f23a78aaab..b4516804a7bf 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/IViewComponentHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/RedirectResult.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/RedirectResult.cs
index 93d00ade210d..5a1a37b07f22 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/RedirectResult.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/RedirectResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Mvc
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
index 5b470744c603..5404cfe5b605 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Mvc/ViewComponentAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/DefaultRazorCompiledItem.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/DefaultRazorCompiledItem.cs
index b5390b7c87c3..38d2c6d86b32 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/DefaultRazorCompiledItem.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/DefaultRazorCompiledItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/IRazorSourceChecksumMetadata.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/IRazorSourceChecksumMetadata.cs
index dccdb2f871de..4d752df61c39 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/IRazorSourceChecksumMetadata.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/IRazorSourceChecksumMetadata.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.Hosting
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItem.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItem.cs
index 8eff0f4ea258..bbcbe14366e8 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItem.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItem.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemAttribute.cs
index 8e4c003f87e5..2fecfa9bd890 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemExtensions.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemExtensions.cs
index d6287e32531a..335f4e89a58e 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemExtensions.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemMetadataAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemMetadataAttribute.cs
index 0b52fd5f1bc8..b7ad41a1a488 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemMetadataAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorCompiledItemMetadataAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorConfigurationNameAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorConfigurationNameAttribute.cs
index 034e64c3093a..76c71144dc74 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorConfigurationNameAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorConfigurationNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorExtensionAssemblyNameAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorExtensionAssemblyNameAttribute.cs
index 92a9d1c6ec76..caa29c3839aa 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorExtensionAssemblyNameAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorExtensionAssemblyNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorLanguageVersionAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorLanguageVersionAttribute.cs
index 8f261143d04e..98e8b9327852 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorLanguageVersionAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorLanguageVersionAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorSourceChecksumAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorSourceChecksumAttribute.cs
index d1da25b3001c..e3e9aa42324b 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorSourceChecksumAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Hosting/RazorSourceChecksumAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
index 011d59083c57..6fa2e34568c0 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperExecutionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
index 21f2b5b6faff..1375e31859bf 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
index 70f072bbc496..985249956477 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.Runtime.TagHelpers/TagHelperScopeManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
index aca16610b03a..9b3d606d14fc 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
index 9d23480abdc2..00f8a77a00fe 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeNotBoundAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
index 7ac198567f7e..e43076e0b917 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlAttributeValueStyle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
index 857d6a0e5dfd..59651590630f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/HtmlTargetElementAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
index ec86a32a116f..06f8abf3457f 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelperComponent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelperComponent.cs
index 3b2059be515c..f22b5cb9556d 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelperComponent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ITagHelperComponent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
index a97b5ef9ab60..bc0c5b766ece 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/OutputElementHintAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
index b866dff7db58..a9c76a313b22 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/ReadOnlyTagHelperAttributeList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
index bc4f6bac358a..b14209bd7472 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/RestrictChildrenAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
index ed9faca1bb54..444352f200f5 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
index 7bdd2aea22e2..3dd85b629ac3 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
index 308292294c7b..ae08bf2d4b08 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperAttributeList.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperComponent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperComponent.cs
index 1a2c748cabf7..987fb8be5f81 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperComponent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperComponent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
index b144bd368952..7e17b2088581 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContent.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
index e09a552a0b89..312f73730ff9 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
index ed0c1e530830..637037e3e917 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagHelperOutput.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
index b9d60a706a16..a370eab87cbd 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
index 370f9372f255..d4c1bbd1e883 100644
--- a/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
+++ b/src/Razor/test/Microsoft.AspNetCore.Razor.Test.MvcShim/Microsoft.AspNetCore.Razor.TagHelpers/TagStructure.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Razor.TagHelpers
 {
diff --git a/src/Razor/tools/RazorSyntaxGenerator/AbstractFileWriter.cs b/src/Razor/tools/RazorSyntaxGenerator/AbstractFileWriter.cs
index ba8ac595ac65..7f13e07a7e26 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/AbstractFileWriter.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/AbstractFileWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Model/AbstractNode.cs b/src/Razor/tools/RazorSyntaxGenerator/Model/AbstractNode.cs
index bc120f8095c2..1d9680966f70 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Model/AbstractNode.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Model/AbstractNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Xml.Serialization;
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Model/Comment.cs b/src/Razor/tools/RazorSyntaxGenerator/Model/Comment.cs
index 7b26ed940b23..118db9cd73b8 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Model/Comment.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Model/Comment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Xml;
 using System.Xml.Serialization;
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Model/Field.cs b/src/Razor/tools/RazorSyntaxGenerator/Model/Field.cs
index fe900160b0ff..095fc8e011bb 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Model/Field.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Model/Field.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Xml.Serialization;
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Model/Kind.cs b/src/Razor/tools/RazorSyntaxGenerator/Model/Kind.cs
index fb1254d500f1..fc90fc99a877 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Model/Kind.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Model/Kind.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Xml.Serialization;
 
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Model/Node.cs b/src/Razor/tools/RazorSyntaxGenerator/Model/Node.cs
index 365bc4d39349..d4896a40f47d 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Model/Node.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Model/Node.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Xml.Serialization;
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Model/PredefinedNode.cs b/src/Razor/tools/RazorSyntaxGenerator/Model/PredefinedNode.cs
index 8fb09e6ca8d1..98cec6e69c80 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Model/PredefinedNode.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Model/PredefinedNode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace RazorSyntaxGenerator
 {
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Model/Tree.cs b/src/Razor/tools/RazorSyntaxGenerator/Model/Tree.cs
index 000b5aaf19ec..2be3571929a0 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Model/Tree.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Model/Tree.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Xml.Serialization;
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Model/TreeType.cs b/src/Razor/tools/RazorSyntaxGenerator/Model/TreeType.cs
index 8900c786f44c..683ad04c2b07 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Model/TreeType.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Model/TreeType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Xml.Serialization;
 
diff --git a/src/Razor/tools/RazorSyntaxGenerator/Program.cs b/src/Razor/tools/RazorSyntaxGenerator/Program.cs
index e3d68055856d..5d4b0b220cf7 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/Program.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/Program.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Razor/tools/RazorSyntaxGenerator/SignatureWriter.cs b/src/Razor/tools/RazorSyntaxGenerator/SignatureWriter.cs
index e7aefb38b9b1..b09ea5990d0a 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/SignatureWriter.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/SignatureWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Razor/tools/RazorSyntaxGenerator/SourceWriter.cs b/src/Razor/tools/RazorSyntaxGenerator/SourceWriter.cs
index 4477e0dc8238..bceac51267cc 100644
--- a/src/Razor/tools/RazorSyntaxGenerator/SourceWriter.cs
+++ b/src/Razor/tools/RazorSyntaxGenerator/SourceWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/AllowAnonymousAttribute.cs b/src/Security/Authorization/Core/src/AllowAnonymousAttribute.cs
index cb3f1b172897..700358b1f99c 100644
--- a/src/Security/Authorization/Core/src/AllowAnonymousAttribute.cs
+++ b/src/Security/Authorization/Core/src/AllowAnonymousAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Security/Authorization/Core/src/AssertionRequirement.cs b/src/Security/Authorization/Core/src/AssertionRequirement.cs
index b5fc210ab77c..571cd6259bee 100644
--- a/src/Security/Authorization/Core/src/AssertionRequirement.cs
+++ b/src/Security/Authorization/Core/src/AssertionRequirement.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Security/Authorization/Core/src/AuthorizationFailure.cs b/src/Security/Authorization/Core/src/AuthorizationFailure.cs
index 81ae7dcc62ea..722329b865fb 100644
--- a/src/Security/Authorization/Core/src/AuthorizationFailure.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationFailure.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/AuthorizationHandler.cs b/src/Security/Authorization/Core/src/AuthorizationHandler.cs
index a4a923c3c771..33f1c214b56d 100644
--- a/src/Security/Authorization/Core/src/AuthorizationHandler.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using System.Threading.Tasks;
diff --git a/src/Security/Authorization/Core/src/AuthorizationHandlerContext.cs b/src/Security/Authorization/Core/src/AuthorizationHandlerContext.cs
index 99d1951a779a..b64f9fc90784 100644
--- a/src/Security/Authorization/Core/src/AuthorizationHandlerContext.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationHandlerContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/AuthorizationOptions.cs b/src/Security/Authorization/Core/src/AuthorizationOptions.cs
index 6d439558cac3..f82dca2edd58 100644
--- a/src/Security/Authorization/Core/src/AuthorizationOptions.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/AuthorizationPolicy.cs b/src/Security/Authorization/Core/src/AuthorizationPolicy.cs
index 9466f4364660..8361302e0436 100644
--- a/src/Security/Authorization/Core/src/AuthorizationPolicy.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationPolicy.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/AuthorizationPolicyBuilder.cs b/src/Security/Authorization/Core/src/AuthorizationPolicyBuilder.cs
index 8def57d1b22c..a82ba5fcd445 100644
--- a/src/Security/Authorization/Core/src/AuthorizationPolicyBuilder.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationPolicyBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/AuthorizationResult.cs b/src/Security/Authorization/Core/src/AuthorizationResult.cs
index 453ca2e0bd10..a612351a0b8c 100644
--- a/src/Security/Authorization/Core/src/AuthorizationResult.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Security.Claims;
diff --git a/src/Security/Authorization/Core/src/AuthorizationServiceCollectionExtensions.cs b/src/Security/Authorization/Core/src/AuthorizationServiceCollectionExtensions.cs
index 12af1b0c8d28..62141f9dd98e 100644
--- a/src/Security/Authorization/Core/src/AuthorizationServiceCollectionExtensions.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Authorization;
diff --git a/src/Security/Authorization/Core/src/AuthorizationServiceExtensions.cs b/src/Security/Authorization/Core/src/AuthorizationServiceExtensions.cs
index 80334133fbb0..d96584c9b087 100644
--- a/src/Security/Authorization/Core/src/AuthorizationServiceExtensions.cs
+++ b/src/Security/Authorization/Core/src/AuthorizationServiceExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Security/Authorization/Core/src/AuthorizeAttribute.cs b/src/Security/Authorization/Core/src/AuthorizeAttribute.cs
index 09b3bc10eb76..65d498a0bec1 100644
--- a/src/Security/Authorization/Core/src/AuthorizeAttribute.cs
+++ b/src/Security/Authorization/Core/src/AuthorizeAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Security/Authorization/Core/src/ClaimsAuthorizationRequirement.cs b/src/Security/Authorization/Core/src/ClaimsAuthorizationRequirement.cs
index a1d603e2dd46..7c9c73bc3cbb 100644
--- a/src/Security/Authorization/Core/src/ClaimsAuthorizationRequirement.cs
+++ b/src/Security/Authorization/Core/src/ClaimsAuthorizationRequirement.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/DefaultAuthorizationEvaluator.cs b/src/Security/Authorization/Core/src/DefaultAuthorizationEvaluator.cs
index 4bbc283be0e4..0055568f6f44 100644
--- a/src/Security/Authorization/Core/src/DefaultAuthorizationEvaluator.cs
+++ b/src/Security/Authorization/Core/src/DefaultAuthorizationEvaluator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Authorization
 {
diff --git a/src/Security/Authorization/Core/src/DefaultAuthorizationHandlerContextFactory.cs b/src/Security/Authorization/Core/src/DefaultAuthorizationHandlerContextFactory.cs
index 4afea5cb9d2b..ccf6817b155c 100644
--- a/src/Security/Authorization/Core/src/DefaultAuthorizationHandlerContextFactory.cs
+++ b/src/Security/Authorization/Core/src/DefaultAuthorizationHandlerContextFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Security.Claims;
diff --git a/src/Security/Authorization/Core/src/DefaultAuthorizationHandlerProvider.cs b/src/Security/Authorization/Core/src/DefaultAuthorizationHandlerProvider.cs
index db6934b82d96..7c0be68d12e3 100644
--- a/src/Security/Authorization/Core/src/DefaultAuthorizationHandlerProvider.cs
+++ b/src/Security/Authorization/Core/src/DefaultAuthorizationHandlerProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/DefaultAuthorizationPolicyProvider.cs b/src/Security/Authorization/Core/src/DefaultAuthorizationPolicyProvider.cs
index f97b9c19055f..800c55286e99 100644
--- a/src/Security/Authorization/Core/src/DefaultAuthorizationPolicyProvider.cs
+++ b/src/Security/Authorization/Core/src/DefaultAuthorizationPolicyProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Security/Authorization/Core/src/DefaultAuthorizationService.cs b/src/Security/Authorization/Core/src/DefaultAuthorizationService.cs
index 1dbcb3ed37f4..0328ce2ac67f 100644
--- a/src/Security/Authorization/Core/src/DefaultAuthorizationService.cs
+++ b/src/Security/Authorization/Core/src/DefaultAuthorizationService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Core/src/DenyAnonymousAuthorizationRequirement.cs b/src/Security/Authorization/Core/src/DenyAnonymousAuthorizationRequirement.cs
index 0d0c22d5f9e6..9e82a979eeaf 100644
--- a/src/Security/Authorization/Core/src/DenyAnonymousAuthorizationRequirement.cs
+++ b/src/Security/Authorization/Core/src/DenyAnonymousAuthorizationRequirement.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using System.Threading.Tasks;
diff --git a/src/Security/Authorization/Core/src/IAuthorizationEvaluator.cs b/src/Security/Authorization/Core/src/IAuthorizationEvaluator.cs
index baa6f828cdcc..97c1c8d18a16 100644
--- a/src/Security/Authorization/Core/src/IAuthorizationEvaluator.cs
+++ b/src/Security/Authorization/Core/src/IAuthorizationEvaluator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Authorization
 {
diff --git a/src/Security/Authorization/Core/src/IAuthorizationHandler.cs b/src/Security/Authorization/Core/src/IAuthorizationHandler.cs
index afe9e43f027b..1d94c0e160ad 100644
--- a/src/Security/Authorization/Core/src/IAuthorizationHandler.cs
+++ b/src/Security/Authorization/Core/src/IAuthorizationHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Security/Authorization/Core/src/IAuthorizationHandlerContextFactory.cs b/src/Security/Authorization/Core/src/IAuthorizationHandlerContextFactory.cs
index 5c18763a84f4..84bb436e7a93 100644
--- a/src/Security/Authorization/Core/src/IAuthorizationHandlerContextFactory.cs
+++ b/src/Security/Authorization/Core/src/IAuthorizationHandlerContextFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Security.Claims;
diff --git a/src/Security/Authorization/Core/src/IAuthorizationHandlerProvider.cs b/src/Security/Authorization/Core/src/IAuthorizationHandlerProvider.cs
index 7f0d9f5d3157..15ac64588a5c 100644
--- a/src/Security/Authorization/Core/src/IAuthorizationHandlerProvider.cs
+++ b/src/Security/Authorization/Core/src/IAuthorizationHandlerProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Threading.Tasks;
diff --git a/src/Security/Authorization/Core/src/IAuthorizationPolicyProvider.cs b/src/Security/Authorization/Core/src/IAuthorizationPolicyProvider.cs
index 88101d7ba35b..08d2e56c730c 100644
--- a/src/Security/Authorization/Core/src/IAuthorizationPolicyProvider.cs
+++ b/src/Security/Authorization/Core/src/IAuthorizationPolicyProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Security/Authorization/Core/src/IAuthorizationRequirement.cs b/src/Security/Authorization/Core/src/IAuthorizationRequirement.cs
index 0bdcaff86a57..f0e00b50483c 100644
--- a/src/Security/Authorization/Core/src/IAuthorizationRequirement.cs
+++ b/src/Security/Authorization/Core/src/IAuthorizationRequirement.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Authorization
 {
diff --git a/src/Security/Authorization/Core/src/IAuthorizationService.cs b/src/Security/Authorization/Core/src/IAuthorizationService.cs
index 996d646c8617..d79b93e7e873 100644
--- a/src/Security/Authorization/Core/src/IAuthorizationService.cs
+++ b/src/Security/Authorization/Core/src/IAuthorizationService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Security.Claims;
diff --git a/src/Security/Authorization/Core/src/LoggingExtensions.cs b/src/Security/Authorization/Core/src/LoggingExtensions.cs
index 15ef9ca8d171..00cf4e55a2c5 100644
--- a/src/Security/Authorization/Core/src/LoggingExtensions.cs
+++ b/src/Security/Authorization/Core/src/LoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Authorization;
diff --git a/src/Security/Authorization/Core/src/NameAuthorizationRequirement.cs b/src/Security/Authorization/Core/src/NameAuthorizationRequirement.cs
index bb014db985ec..893c50978f91 100644
--- a/src/Security/Authorization/Core/src/NameAuthorizationRequirement.cs
+++ b/src/Security/Authorization/Core/src/NameAuthorizationRequirement.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Security/Authorization/Core/src/OperationAuthorizationRequirement.cs b/src/Security/Authorization/Core/src/OperationAuthorizationRequirement.cs
index 0e0c4580a0f1..5fc8dc379a79 100644
--- a/src/Security/Authorization/Core/src/OperationAuthorizationRequirement.cs
+++ b/src/Security/Authorization/Core/src/OperationAuthorizationRequirement.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Authorization.Infrastructure
 {
diff --git a/src/Security/Authorization/Core/src/PassThroughAuthorizationHandler.cs b/src/Security/Authorization/Core/src/PassThroughAuthorizationHandler.cs
index 6f0b8293f8ef..2d00d93bfe58 100644
--- a/src/Security/Authorization/Core/src/PassThroughAuthorizationHandler.cs
+++ b/src/Security/Authorization/Core/src/PassThroughAuthorizationHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using System.Threading.Tasks;
diff --git a/src/Security/Authorization/Core/src/Properties/AssemblyInfo.cs b/src/Security/Authorization/Core/src/Properties/AssemblyInfo.cs
index aaaa24d8c9d4..78e29f0f94d6 100644
--- a/src/Security/Authorization/Core/src/Properties/AssemblyInfo.cs
+++ b/src/Security/Authorization/Core/src/Properties/AssemblyInfo.cs
@@ -1,6 +1,5 @@
-    
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using Microsoft.AspNetCore.Authorization;
diff --git a/src/Security/Authorization/Core/src/RolesAuthorizationRequirement.cs b/src/Security/Authorization/Core/src/RolesAuthorizationRequirement.cs
index 1626d0208985..5c8460478aa2 100644
--- a/src/Security/Authorization/Core/src/RolesAuthorizationRequirement.cs
+++ b/src/Security/Authorization/Core/src/RolesAuthorizationRequirement.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Policy/src/AuthorizationAppBuilderExtensions.cs b/src/Security/Authorization/Policy/src/AuthorizationAppBuilderExtensions.cs
index 9a216975235f..2fccd211f1db 100644
--- a/src/Security/Authorization/Policy/src/AuthorizationAppBuilderExtensions.cs
+++ b/src/Security/Authorization/Policy/src/AuthorizationAppBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Authorization;
diff --git a/src/Security/Authorization/Policy/src/AuthorizationEndpointConventionBuilderExtensions.cs b/src/Security/Authorization/Policy/src/AuthorizationEndpointConventionBuilderExtensions.cs
index 43f46d0facec..2c27a6590feb 100644
--- a/src/Security/Authorization/Policy/src/AuthorizationEndpointConventionBuilderExtensions.cs
+++ b/src/Security/Authorization/Policy/src/AuthorizationEndpointConventionBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Security/Authorization/Policy/src/AuthorizationMiddleware.cs b/src/Security/Authorization/Policy/src/AuthorizationMiddleware.cs
index 0fddd96878f7..e4acdda709f8 100644
--- a/src/Security/Authorization/Policy/src/AuthorizationMiddleware.cs
+++ b/src/Security/Authorization/Policy/src/AuthorizationMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Security/Authorization/Policy/src/AuthorizationMiddlewareResultHandler.cs b/src/Security/Authorization/Policy/src/AuthorizationMiddlewareResultHandler.cs
index f293670cfa4e..4fcbb8fe3274 100644
--- a/src/Security/Authorization/Policy/src/AuthorizationMiddlewareResultHandler.cs
+++ b/src/Security/Authorization/Policy/src/AuthorizationMiddlewareResultHandler.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Authentication;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Security/Authorization/Policy/src/AuthorizationPolicyMarkerService.cs b/src/Security/Authorization/Policy/src/AuthorizationPolicyMarkerService.cs
index 9061891e43a2..09af5853bf07 100644
--- a/src/Security/Authorization/Policy/src/AuthorizationPolicyMarkerService.cs
+++ b/src/Security/Authorization/Policy/src/AuthorizationPolicyMarkerService.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Authorization.Policy
 {
diff --git a/src/Security/Authorization/Policy/src/IAuthorizationMiddlewareResultHandler.cs b/src/Security/Authorization/Policy/src/IAuthorizationMiddlewareResultHandler.cs
index 635ef6f0ec87..55e194d0424f 100644
--- a/src/Security/Authorization/Policy/src/IAuthorizationMiddlewareResultHandler.cs
+++ b/src/Security/Authorization/Policy/src/IAuthorizationMiddlewareResultHandler.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Authorization.Policy;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Security/Authorization/Policy/src/IPolicyEvaluator.cs b/src/Security/Authorization/Policy/src/IPolicyEvaluator.cs
index df4b00219441..2b5e61f99082 100644
--- a/src/Security/Authorization/Policy/src/IPolicyEvaluator.cs
+++ b/src/Security/Authorization/Policy/src/IPolicyEvaluator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 using System.Threading.Tasks;
diff --git a/src/Security/Authorization/Policy/src/PolicyAuthorizationResult.cs b/src/Security/Authorization/Policy/src/PolicyAuthorizationResult.cs
index 6bd6bce86aba..c229d5ba2a3f 100644
--- a/src/Security/Authorization/Policy/src/PolicyAuthorizationResult.cs
+++ b/src/Security/Authorization/Policy/src/PolicyAuthorizationResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Authorization.Policy
 {
diff --git a/src/Security/Authorization/Policy/src/PolicyEvaluator.cs b/src/Security/Authorization/Policy/src/PolicyEvaluator.cs
index 06da4e969cb0..e902695ab52c 100644
--- a/src/Security/Authorization/Policy/src/PolicyEvaluator.cs
+++ b/src/Security/Authorization/Policy/src/PolicyEvaluator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Claims;
diff --git a/src/Security/Authorization/Policy/src/PolicyServiceCollectionExtensions.cs b/src/Security/Authorization/Policy/src/PolicyServiceCollectionExtensions.cs
index f056bc890cea..08cf0967744c 100644
--- a/src/Security/Authorization/Policy/src/PolicyServiceCollectionExtensions.cs
+++ b/src/Security/Authorization/Policy/src/PolicyServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Authorization;
diff --git a/src/Servers/Connections.Abstractions/src/BaseConnectionContext.cs b/src/Servers/Connections.Abstractions/src/BaseConnectionContext.cs
index 6ac40d175166..9b97a73c848a 100644
--- a/src/Servers/Connections.Abstractions/src/BaseConnectionContext.cs
+++ b/src/Servers/Connections.Abstractions/src/BaseConnectionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Connections.Abstractions/src/ConnectionBuilder.cs b/src/Servers/Connections.Abstractions/src/ConnectionBuilder.cs
index 6591d4aeb68d..e0e09bf9d468 100644
--- a/src/Servers/Connections.Abstractions/src/ConnectionBuilder.cs
+++ b/src/Servers/Connections.Abstractions/src/ConnectionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Connections.Abstractions/src/ConnectionBuilderExtensions.cs b/src/Servers/Connections.Abstractions/src/ConnectionBuilderExtensions.cs
index 959695a832b2..c89ba35be436 100644
--- a/src/Servers/Connections.Abstractions/src/ConnectionBuilderExtensions.cs
+++ b/src/Servers/Connections.Abstractions/src/ConnectionBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/Connections.Abstractions/src/ConnectionContext.cs b/src/Servers/Connections.Abstractions/src/ConnectionContext.cs
index 02b291c2c816..dea270291c67 100644
--- a/src/Servers/Connections.Abstractions/src/ConnectionContext.cs
+++ b/src/Servers/Connections.Abstractions/src/ConnectionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Connections.Abstractions/src/ConnectionDelegate.cs b/src/Servers/Connections.Abstractions/src/ConnectionDelegate.cs
index 94d8057822c7..4f762592c5a6 100644
--- a/src/Servers/Connections.Abstractions/src/ConnectionDelegate.cs
+++ b/src/Servers/Connections.Abstractions/src/ConnectionDelegate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Servers/Connections.Abstractions/src/ConnectionHandler.cs b/src/Servers/Connections.Abstractions/src/ConnectionHandler.cs
index 9bc8ab29024c..b3c3280ea011 100644
--- a/src/Servers/Connections.Abstractions/src/ConnectionHandler.cs
+++ b/src/Servers/Connections.Abstractions/src/ConnectionHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Servers/Connections.Abstractions/src/ConnectionItems.cs b/src/Servers/Connections.Abstractions/src/ConnectionItems.cs
index b450a37ccaf1..69485eac79ed 100644
--- a/src/Servers/Connections.Abstractions/src/ConnectionItems.cs
+++ b/src/Servers/Connections.Abstractions/src/ConnectionItems.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Servers/Connections.Abstractions/src/DefaultConnectionContext.cs b/src/Servers/Connections.Abstractions/src/DefaultConnectionContext.cs
index f64e71958783..4f6cde70210e 100644
--- a/src/Servers/Connections.Abstractions/src/DefaultConnectionContext.cs
+++ b/src/Servers/Connections.Abstractions/src/DefaultConnectionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Connections.Abstractions/src/Exceptions/AddressInUseException.cs b/src/Servers/Connections.Abstractions/src/Exceptions/AddressInUseException.cs
index 9640162628d2..86ec0ea5c026 100644
--- a/src/Servers/Connections.Abstractions/src/Exceptions/AddressInUseException.cs
+++ b/src/Servers/Connections.Abstractions/src/Exceptions/AddressInUseException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Connections.Abstractions/src/Exceptions/ConnectionAbortedException.cs b/src/Servers/Connections.Abstractions/src/Exceptions/ConnectionAbortedException.cs
index e0cf4f94d32c..d37080b73a65 100644
--- a/src/Servers/Connections.Abstractions/src/Exceptions/ConnectionAbortedException.cs
+++ b/src/Servers/Connections.Abstractions/src/Exceptions/ConnectionAbortedException.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 
 namespace Microsoft.AspNetCore.Connections
diff --git a/src/Servers/Connections.Abstractions/src/Exceptions/ConnectionResetException.cs b/src/Servers/Connections.Abstractions/src/Exceptions/ConnectionResetException.cs
index 2c776842ad68..16bb2b05d58c 100644
--- a/src/Servers/Connections.Abstractions/src/Exceptions/ConnectionResetException.cs
+++ b/src/Servers/Connections.Abstractions/src/Exceptions/ConnectionResetException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionCompleteFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionCompleteFeature.cs
index 94587ae6e8ef..61598060495d 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionCompleteFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionCompleteFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionEndpointFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionEndpointFeature.cs
index 257e900cb140..be118e7d410a 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionEndpointFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionEndpointFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionHeartbeatFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionHeartbeatFeature.cs
index 2f30ca54dca8..cde51d7323e2 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionHeartbeatFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionHeartbeatFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionIdFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionIdFeature.cs
index bd56b6df5a25..aa7aa7ddf724 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionIdFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionIdFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Connections.Features
 {
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionInherentKeepAliveFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionInherentKeepAliveFeature.cs
index 78f6fde642c5..9408a01606a5 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionInherentKeepAliveFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionInherentKeepAliveFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Connections.Features
 {
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionItemsFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionItemsFeature.cs
index 4490ba40a190..5cd4c87ef7af 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionItemsFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionItemsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionLifetimeFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionLifetimeFeature.cs
index 1e81f911c9f2..0ede708364af 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionLifetimeFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionLifetimeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionLifetimeNotificationFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionLifetimeNotificationFeature.cs
index 65a2bde28e9a..ebadfc9aec4e 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionLifetimeNotificationFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionLifetimeNotificationFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionTransportFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionTransportFeature.cs
index 5577d9a70bf9..1f0898233b47 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionTransportFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionTransportFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO.Pipelines;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/IConnectionUserFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IConnectionUserFeature.cs
index 922a5a5d148d..79543909c1ff 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IConnectionUserFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IConnectionUserFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Claims;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/IMemoryPoolFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IMemoryPoolFeature.cs
index 9ae68c2a0e0b..2ac97329442a 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IMemoryPoolFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IMemoryPoolFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/IProtocolErrorCodeFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IProtocolErrorCodeFeature.cs
index 10d38ef36d40..b94edcdd7f38 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IProtocolErrorCodeFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IProtocolErrorCodeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Connections.Features
 {
diff --git a/src/Servers/Connections.Abstractions/src/Features/IStreamDirectionFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IStreamDirectionFeature.cs
index 788026dd29f0..c0b5cf1b4df8 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IStreamDirectionFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IStreamDirectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Connections.Features
 {
diff --git a/src/Servers/Connections.Abstractions/src/Features/IStreamIdFeature.cs b/src/Servers/Connections.Abstractions/src/Features/IStreamIdFeature.cs
index bc1fb25d29ed..0a01ac6df3e4 100644
--- a/src/Servers/Connections.Abstractions/src/Features/IStreamIdFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/IStreamIdFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Connections.Features
 {
diff --git a/src/Servers/Connections.Abstractions/src/Features/ITlsHandshakeFeature.cs b/src/Servers/Connections.Abstractions/src/Features/ITlsHandshakeFeature.cs
index a608baef9d12..709bbce148d7 100644
--- a/src/Servers/Connections.Abstractions/src/Features/ITlsHandshakeFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/ITlsHandshakeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Authentication;
 
diff --git a/src/Servers/Connections.Abstractions/src/Features/ITransferFormatFeature.cs b/src/Servers/Connections.Abstractions/src/Features/ITransferFormatFeature.cs
index 9563d5f2aadd..e7f5114d7bc3 100644
--- a/src/Servers/Connections.Abstractions/src/Features/ITransferFormatFeature.cs
+++ b/src/Servers/Connections.Abstractions/src/Features/ITransferFormatFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Connections.Features
 {
diff --git a/src/Servers/Connections.Abstractions/src/FileHandleEndPoint.cs b/src/Servers/Connections.Abstractions/src/FileHandleEndPoint.cs
index 6c0013e5376c..9db53dfd24e4 100644
--- a/src/Servers/Connections.Abstractions/src/FileHandleEndPoint.cs
+++ b/src/Servers/Connections.Abstractions/src/FileHandleEndPoint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Servers/Connections.Abstractions/src/FileHandleType.cs b/src/Servers/Connections.Abstractions/src/FileHandleType.cs
index f16935e044f9..6bba33f4b600 100644
--- a/src/Servers/Connections.Abstractions/src/FileHandleType.cs
+++ b/src/Servers/Connections.Abstractions/src/FileHandleType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Connections
 {
diff --git a/src/Servers/Connections.Abstractions/src/IConnectionBuilder.cs b/src/Servers/Connections.Abstractions/src/IConnectionBuilder.cs
index af000827dcb2..30bad71cf400 100644
--- a/src/Servers/Connections.Abstractions/src/IConnectionBuilder.cs
+++ b/src/Servers/Connections.Abstractions/src/IConnectionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Connections.Abstractions/src/IConnectionFactory.cs b/src/Servers/Connections.Abstractions/src/IConnectionFactory.cs
index 1b70c54eabef..bb09bd8fb6ed 100644
--- a/src/Servers/Connections.Abstractions/src/IConnectionFactory.cs
+++ b/src/Servers/Connections.Abstractions/src/IConnectionFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Threading;
diff --git a/src/Servers/Connections.Abstractions/src/IConnectionListener.cs b/src/Servers/Connections.Abstractions/src/IConnectionListener.cs
index 3efc6c504a73..ef7206fae114 100644
--- a/src/Servers/Connections.Abstractions/src/IConnectionListener.cs
+++ b/src/Servers/Connections.Abstractions/src/IConnectionListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Servers/Connections.Abstractions/src/IConnectionListenerFactory.cs b/src/Servers/Connections.Abstractions/src/IConnectionListenerFactory.cs
index 2bcfa5ebca84..3c5204d109ce 100644
--- a/src/Servers/Connections.Abstractions/src/IConnectionListenerFactory.cs
+++ b/src/Servers/Connections.Abstractions/src/IConnectionListenerFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Threading;
diff --git a/src/Servers/Connections.Abstractions/src/IMulitplexedConnectionListener.cs b/src/Servers/Connections.Abstractions/src/IMulitplexedConnectionListener.cs
index ca94b5715661..8a1f80e29f1e 100644
--- a/src/Servers/Connections.Abstractions/src/IMulitplexedConnectionListener.cs
+++ b/src/Servers/Connections.Abstractions/src/IMulitplexedConnectionListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionBuilder.cs b/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionBuilder.cs
index 8045cb04a042..3b24d1d5246e 100644
--- a/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionBuilder.cs
+++ b/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionFactory.cs b/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionFactory.cs
index 37640d2f6fa3..6394d2b55b50 100644
--- a/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionFactory.cs
+++ b/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Threading;
diff --git a/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionListenerFactory.cs b/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionListenerFactory.cs
index 30f6f91e996e..c27a2c575cd3 100644
--- a/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionListenerFactory.cs
+++ b/src/Servers/Connections.Abstractions/src/IMultiplexedConnectionListenerFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Threading;
diff --git a/src/Servers/Connections.Abstractions/src/MultiplexedConnectionBuilder.cs b/src/Servers/Connections.Abstractions/src/MultiplexedConnectionBuilder.cs
index 57cc7ac3ed60..8810ce5877e1 100644
--- a/src/Servers/Connections.Abstractions/src/MultiplexedConnectionBuilder.cs
+++ b/src/Servers/Connections.Abstractions/src/MultiplexedConnectionBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Connections.Abstractions/src/MultiplexedConnectionContext.cs b/src/Servers/Connections.Abstractions/src/MultiplexedConnectionContext.cs
index 6d9d5f7d60f3..8459a8a7fc13 100644
--- a/src/Servers/Connections.Abstractions/src/MultiplexedConnectionContext.cs
+++ b/src/Servers/Connections.Abstractions/src/MultiplexedConnectionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/Connections.Abstractions/src/MultiplexedConnectionDelegate.cs b/src/Servers/Connections.Abstractions/src/MultiplexedConnectionDelegate.cs
index 2a80d81cad4b..3b0f0c05c821 100644
--- a/src/Servers/Connections.Abstractions/src/MultiplexedConnectionDelegate.cs
+++ b/src/Servers/Connections.Abstractions/src/MultiplexedConnectionDelegate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading.Tasks;
 
diff --git a/src/Servers/Connections.Abstractions/src/Properties/AssemblyInfo.cs b/src/Servers/Connections.Abstractions/src/Properties/AssemblyInfo.cs
index 3acffedd294f..9c918697719c 100644
--- a/src/Servers/Connections.Abstractions/src/Properties/AssemblyInfo.cs
+++ b/src/Servers/Connections.Abstractions/src/Properties/AssemblyInfo.cs
@@ -1,2 +1,3 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
diff --git a/src/Servers/Connections.Abstractions/src/TransferFormat.cs b/src/Servers/Connections.Abstractions/src/TransferFormat.cs
index 30e68d9eb5ed..74f282b719e6 100644
--- a/src/Servers/Connections.Abstractions/src/TransferFormat.cs
+++ b/src/Servers/Connections.Abstractions/src/TransferFormat.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Connections.Abstractions/src/UriEndPoint.cs b/src/Servers/Connections.Abstractions/src/UriEndPoint.cs
index 7000b86611e8..d310c8a54f90 100644
--- a/src/Servers/Connections.Abstractions/src/UriEndPoint.cs
+++ b/src/Servers/Connections.Abstractions/src/UriEndPoint.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Servers/HttpSys/src/ApplicationRequestContextFactory.cs b/src/Servers/HttpSys/src/ApplicationRequestContextFactory.cs
index c5ad5ff1f1f1..26d78f24680d 100644
--- a/src/Servers/HttpSys/src/ApplicationRequestContextFactory.cs
+++ b/src/Servers/HttpSys/src/ApplicationRequestContextFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting.Server;
 
diff --git a/src/Servers/HttpSys/src/AsyncAcceptContext.cs b/src/Servers/HttpSys/src/AsyncAcceptContext.cs
index aed520c5fde1..c3bb4177b916 100644
--- a/src/Servers/HttpSys/src/AsyncAcceptContext.cs
+++ b/src/Servers/HttpSys/src/AsyncAcceptContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/HttpSys/src/AuthenticationHandler.cs b/src/Servers/HttpSys/src/AuthenticationHandler.cs
index a4016d477347..b4e593c9f782 100644
--- a/src/Servers/HttpSys/src/AuthenticationHandler.cs
+++ b/src/Servers/HttpSys/src/AuthenticationHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/HttpSys/src/AuthenticationManager.cs b/src/Servers/HttpSys/src/AuthenticationManager.cs
index 4efd5d177c99..b00eebf9e604 100644
--- a/src/Servers/HttpSys/src/AuthenticationManager.cs
+++ b/src/Servers/HttpSys/src/AuthenticationManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/HttpSys/src/AuthenticationSchemes.cs b/src/Servers/HttpSys/src/AuthenticationSchemes.cs
index 6596abb801d2..863de90597a0 100644
--- a/src/Servers/HttpSys/src/AuthenticationSchemes.cs
+++ b/src/Servers/HttpSys/src/AuthenticationSchemes.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/HttpSys/src/ClientCertificateMethod.cs b/src/Servers/HttpSys/src/ClientCertificateMethod.cs
index 6c5265df0898..2089a7cc23fc 100644
--- a/src/Servers/HttpSys/src/ClientCertificateMethod.cs
+++ b/src/Servers/HttpSys/src/ClientCertificateMethod.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.HttpSys
 {
diff --git a/src/Servers/HttpSys/src/DelegationRule.cs b/src/Servers/HttpSys/src/DelegationRule.cs
index 5ed3b8ebfd4d..1f57f8298558 100644
--- a/src/Servers/HttpSys/src/DelegationRule.cs
+++ b/src/Servers/HttpSys/src/DelegationRule.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/Helpers.cs b/src/Servers/HttpSys/src/Helpers.cs
index f71a8aa344bd..c157a0342452 100644
--- a/src/Servers/HttpSys/src/Helpers.cs
+++ b/src/Servers/HttpSys/src/Helpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Servers/HttpSys/src/Http503VerbosityLevel.cs b/src/Servers/HttpSys/src/Http503VerbosityLevel.cs
index 09da208c090a..3fab109d0ba4 100644
--- a/src/Servers/HttpSys/src/Http503VerbosityLevel.cs
+++ b/src/Servers/HttpSys/src/Http503VerbosityLevel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.HttpSys
 {
diff --git a/src/Servers/HttpSys/src/HttpSysDefaults.cs b/src/Servers/HttpSys/src/HttpSysDefaults.cs
index 401cdeea0717..c13161042f71 100644
--- a/src/Servers/HttpSys/src/HttpSysDefaults.cs
+++ b/src/Servers/HttpSys/src/HttpSysDefaults.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.HttpSys
 {
diff --git a/src/Servers/HttpSys/src/HttpSysException.cs b/src/Servers/HttpSys/src/HttpSysException.cs
index d3e1f274827d..d5456b095e7f 100644
--- a/src/Servers/HttpSys/src/HttpSysException.cs
+++ b/src/Servers/HttpSys/src/HttpSysException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/Servers/HttpSys/src/HttpSysListener.Log.cs b/src/Servers/HttpSys/src/HttpSysListener.Log.cs
index 82c9ab05ef43..45b00b092569 100644
--- a/src/Servers/HttpSys/src/HttpSysListener.Log.cs
+++ b/src/Servers/HttpSys/src/HttpSysListener.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/HttpSysListener.cs b/src/Servers/HttpSys/src/HttpSysListener.cs
index ec3a8d5d314b..c7f35a9976a0 100644
--- a/src/Servers/HttpSys/src/HttpSysListener.cs
+++ b/src/Servers/HttpSys/src/HttpSysListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/HttpSys/src/HttpSysOptions.cs b/src/Servers/HttpSys/src/HttpSysOptions.cs
index 3fddbe76ac17..c8eadd76423d 100644
--- a/src/Servers/HttpSys/src/HttpSysOptions.cs
+++ b/src/Servers/HttpSys/src/HttpSysOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Servers/HttpSys/src/IHttpSysRequestDelegationFeature.cs b/src/Servers/HttpSys/src/IHttpSysRequestDelegationFeature.cs
index 5aaf1be6894e..0bb5fc2edcaf 100644
--- a/src/Servers/HttpSys/src/IHttpSysRequestDelegationFeature.cs
+++ b/src/Servers/HttpSys/src/IHttpSysRequestDelegationFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.HttpSys
 {
diff --git a/src/Servers/HttpSys/src/IHttpSysRequestInfoFeature.cs b/src/Servers/HttpSys/src/IHttpSysRequestInfoFeature.cs
index 21914fffd01f..d74d74f3c6e6 100644
--- a/src/Servers/HttpSys/src/IHttpSysRequestInfoFeature.cs
+++ b/src/Servers/HttpSys/src/IHttpSysRequestInfoFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/HttpSys/src/IRequestContextFactory.cs b/src/Servers/HttpSys/src/IRequestContextFactory.cs
index dda43a20f948..fce5bbc866a1 100644
--- a/src/Servers/HttpSys/src/IRequestContextFactory.cs
+++ b/src/Servers/HttpSys/src/IRequestContextFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.HttpSys
 {
diff --git a/src/Servers/HttpSys/src/IServerDelegationFeature.cs b/src/Servers/HttpSys/src/IServerDelegationFeature.cs
index d901a847b13e..f112ff7ea003 100644
--- a/src/Servers/HttpSys/src/IServerDelegationFeature.cs
+++ b/src/Servers/HttpSys/src/IServerDelegationFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.HttpSys
 {
diff --git a/src/Servers/HttpSys/src/LoggerEventIds.cs b/src/Servers/HttpSys/src/LoggerEventIds.cs
index 883997c0e54a..ac2b32ebbce3 100644
--- a/src/Servers/HttpSys/src/LoggerEventIds.cs
+++ b/src/Servers/HttpSys/src/LoggerEventIds.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using Microsoft.Extensions.Logging;
 
 namespace Microsoft.AspNetCore.Server.HttpSys
diff --git a/src/Servers/HttpSys/src/MessagePump.Log.cs b/src/Servers/HttpSys/src/MessagePump.Log.cs
index e5e06b42286f..93c17175a80c 100644
--- a/src/Servers/HttpSys/src/MessagePump.Log.cs
+++ b/src/Servers/HttpSys/src/MessagePump.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/HttpSys/src/MessagePump.cs b/src/Servers/HttpSys/src/MessagePump.cs
index 3e5bfa226470..ba4267dc81d9 100644
--- a/src/Servers/HttpSys/src/MessagePump.cs
+++ b/src/Servers/HttpSys/src/MessagePump.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/HttpSys/src/NativeInterop/ComNetOS.cs b/src/Servers/HttpSys/src/NativeInterop/ComNetOS.cs
index f2b693c1d150..e6bb2bc1dcca 100644
--- a/src/Servers/HttpSys/src/NativeInterop/ComNetOS.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/ComNetOS.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/HttpSys/src/NativeInterop/DisconnectListener.Log.cs b/src/Servers/HttpSys/src/NativeInterop/DisconnectListener.Log.cs
index 7d0493353e42..bf10f08a1797 100644
--- a/src/Servers/HttpSys/src/NativeInterop/DisconnectListener.Log.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/DisconnectListener.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/NativeInterop/DisconnectListener.cs b/src/Servers/HttpSys/src/NativeInterop/DisconnectListener.cs
index 12f3ac0c0f7f..7bb7b5f78e61 100644
--- a/src/Servers/HttpSys/src/NativeInterop/DisconnectListener.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/DisconnectListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Servers/HttpSys/src/NativeInterop/HttpApi.cs b/src/Servers/HttpSys/src/NativeInterop/HttpApi.cs
index 9a7014f36194..ad534c654034 100644
--- a/src/Servers/HttpSys/src/NativeInterop/HttpApi.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/HttpApi.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/HttpSys/src/NativeInterop/HttpRequestQueueV2Handle.cs b/src/Servers/HttpSys/src/NativeInterop/HttpRequestQueueV2Handle.cs
index 6fac23f67f33..da58bb3d1329 100644
--- a/src/Servers/HttpSys/src/NativeInterop/HttpRequestQueueV2Handle.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/HttpRequestQueueV2Handle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.HttpSys.Internal;
 using Microsoft.Win32.SafeHandles;
diff --git a/src/Servers/HttpSys/src/NativeInterop/HttpServerSessionHandle.cs b/src/Servers/HttpSys/src/NativeInterop/HttpServerSessionHandle.cs
index 903e4d90658f..22e9a22023a8 100644
--- a/src/Servers/HttpSys/src/NativeInterop/HttpServerSessionHandle.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/HttpServerSessionHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/HttpSys/src/NativeInterop/IntPtrHelper.cs b/src/Servers/HttpSys/src/NativeInterop/IntPtrHelper.cs
index f2cce9fff422..a4629e61a2ae 100644
--- a/src/Servers/HttpSys/src/NativeInterop/IntPtrHelper.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/IntPtrHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/HttpSys/src/NativeInterop/RequestQueue.cs b/src/Servers/HttpSys/src/NativeInterop/RequestQueue.cs
index b73ad9758874..9f142bf8bb32 100644
--- a/src/Servers/HttpSys/src/NativeInterop/RequestQueue.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/RequestQueue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/HttpSys/src/NativeInterop/SafeLibraryHandle.cs b/src/Servers/HttpSys/src/NativeInterop/SafeLibraryHandle.cs
index b8b40335d103..ae2c53bfcdea 100644
--- a/src/Servers/HttpSys/src/NativeInterop/SafeLibraryHandle.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/SafeLibraryHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/HttpSys/src/NativeInterop/ServerSession.cs b/src/Servers/HttpSys/src/NativeInterop/ServerSession.cs
index 1d2798bd8e7d..14755c2fc643 100644
--- a/src/Servers/HttpSys/src/NativeInterop/ServerSession.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/ServerSession.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/HttpSys/src/NativeInterop/TokenBindingUtil.cs b/src/Servers/HttpSys/src/NativeInterop/TokenBindingUtil.cs
index 56e05a6af5af..6bc9981f35f9 100644
--- a/src/Servers/HttpSys/src/NativeInterop/TokenBindingUtil.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/TokenBindingUtil.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Servers/HttpSys/src/NativeInterop/UrlGroup.Log.cs b/src/Servers/HttpSys/src/NativeInterop/UrlGroup.Log.cs
index 604f7b2181e2..0644117722b4 100644
--- a/src/Servers/HttpSys/src/NativeInterop/UrlGroup.Log.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/UrlGroup.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/NativeInterop/UrlGroup.cs b/src/Servers/HttpSys/src/NativeInterop/UrlGroup.cs
index b2a5f68e2034..e73e862abf44 100644
--- a/src/Servers/HttpSys/src/NativeInterop/UrlGroup.cs
+++ b/src/Servers/HttpSys/src/NativeInterop/UrlGroup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/HttpSys/src/Properties/AssemblyInfo.cs b/src/Servers/HttpSys/src/Properties/AssemblyInfo.cs
index 3bc10f0e3cdf..c33e8da68ef0 100644
--- a/src/Servers/HttpSys/src/Properties/AssemblyInfo.cs
+++ b/src/Servers/HttpSys/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Servers/HttpSys/src/RequestProcessing/BoundaryType.cs b/src/Servers/HttpSys/src/RequestProcessing/BoundaryType.cs
index 6e2565b4339e..80acf3f01c50 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/BoundaryType.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/BoundaryType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.HttpSys
 {
diff --git a/src/Servers/HttpSys/src/RequestProcessing/ClientCertLoader.Log.cs b/src/Servers/HttpSys/src/RequestProcessing/ClientCertLoader.Log.cs
index 39cd5e4d7428..4c24a819016e 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/ClientCertLoader.Log.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/ClientCertLoader.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/ClientCertLoader.cs b/src/Servers/HttpSys/src/RequestProcessing/ClientCertLoader.cs
index cc38851b67f1..712bf0b6aa35 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/ClientCertLoader.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/ClientCertLoader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/HttpReasonPhrase.cs b/src/Servers/HttpSys/src/RequestProcessing/HttpReasonPhrase.cs
index 63f629d242a5..2c449ee24b42 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/HttpReasonPhrase.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/HttpReasonPhrase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Servers/HttpSys/src/RequestProcessing/OpaqueStream.cs b/src/Servers/HttpSys/src/RequestProcessing/OpaqueStream.cs
index 53f9ad01cc76..02f72dcf3ce6 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/OpaqueStream.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/OpaqueStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/Request.cs b/src/Servers/HttpSys/src/RequestProcessing/Request.cs
index dcb309d0743f..68b78261c89e 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/Request.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/Request.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/RequestContext.FeatureCollection.cs b/src/Servers/HttpSys/src/RequestProcessing/RequestContext.FeatureCollection.cs
index c8665a2de56d..880026b22cf2 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/RequestContext.FeatureCollection.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/RequestContext.FeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/RequestContext.Log.cs b/src/Servers/HttpSys/src/RequestProcessing/RequestContext.Log.cs
index 60117bfbd45d..6378593fab70 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/RequestContext.Log.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/RequestContext.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/RequestContext.cs b/src/Servers/HttpSys/src/RequestProcessing/RequestContext.cs
index 994d5d130af8..a4e4535891e5 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/RequestContext.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/RequestContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/RequestContextLog.cs b/src/Servers/HttpSys/src/RequestProcessing/RequestContextLog.cs
index c1eff6ad8df8..e2ab9e8a5afa 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/RequestContextLog.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/RequestContextLog.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/RequestContextOfT.cs b/src/Servers/HttpSys/src/RequestProcessing/RequestContextOfT.cs
index 2f95a4bbcf7a..cffad270f153 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/RequestContextOfT.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/RequestContextOfT.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Hosting.Server;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/RequestStream.Log.cs b/src/Servers/HttpSys/src/RequestProcessing/RequestStream.Log.cs
index 762c84c427bc..2f223507e156 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/RequestStream.Log.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/RequestStream.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/RequestStream.cs b/src/Servers/HttpSys/src/RequestProcessing/RequestStream.cs
index 18c974cf99ff..b460dc1d1ac9 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/RequestStream.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/RequestStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/RequestStreamAsyncResult.cs b/src/Servers/HttpSys/src/RequestProcessing/RequestStreamAsyncResult.cs
index 26e46ed394c6..1f06dbfefd24 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/RequestStreamAsyncResult.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/RequestStreamAsyncResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/Response.cs b/src/Servers/HttpSys/src/RequestProcessing/Response.cs
index f00886356ca1..b7776c7ca800 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/Response.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/Response.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/ResponseBody.cs b/src/Servers/HttpSys/src/RequestProcessing/ResponseBody.cs
index 83d31dc943bc..0045260fbfaa 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/ResponseBody.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/ResponseBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/ResponseStreamAsyncResult.Log.cs b/src/Servers/HttpSys/src/RequestProcessing/ResponseStreamAsyncResult.Log.cs
index 33e4b70bbab4..8b4a4df5886c 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/ResponseStreamAsyncResult.Log.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/ResponseStreamAsyncResult.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/HttpSys/src/RequestProcessing/ResponseStreamAsyncResult.cs b/src/Servers/HttpSys/src/RequestProcessing/ResponseStreamAsyncResult.cs
index 3bfdaba56fa0..1bd11cf1b84d 100644
--- a/src/Servers/HttpSys/src/RequestProcessing/ResponseStreamAsyncResult.cs
+++ b/src/Servers/HttpSys/src/RequestProcessing/ResponseStreamAsyncResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/HttpSys/src/RequestQueueMode.cs b/src/Servers/HttpSys/src/RequestQueueMode.cs
index 0f13a8e7b92f..5ba911e5d5e1 100644
--- a/src/Servers/HttpSys/src/RequestQueueMode.cs
+++ b/src/Servers/HttpSys/src/RequestQueueMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.HttpSys
 {
diff --git a/src/Servers/HttpSys/src/ResponseStream.cs b/src/Servers/HttpSys/src/ResponseStream.cs
index 513901956cad..2a3bf2c9d3ff 100644
--- a/src/Servers/HttpSys/src/ResponseStream.cs
+++ b/src/Servers/HttpSys/src/ResponseStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/HttpSys/src/ServerDelegationPropertyFeature.cs b/src/Servers/HttpSys/src/ServerDelegationPropertyFeature.cs
index 07041f08d266..14aee50615c9 100644
--- a/src/Servers/HttpSys/src/ServerDelegationPropertyFeature.cs
+++ b/src/Servers/HttpSys/src/ServerDelegationPropertyFeature.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Servers/HttpSys/src/StandardFeatureCollection.cs b/src/Servers/HttpSys/src/StandardFeatureCollection.cs
index 3194da579d4f..a3d293d86d8d 100644
--- a/src/Servers/HttpSys/src/StandardFeatureCollection.cs
+++ b/src/Servers/HttpSys/src/StandardFeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Servers/HttpSys/src/TimeoutManager.cs b/src/Servers/HttpSys/src/TimeoutManager.cs
index cb84b63ae594..3783eead4725 100644
--- a/src/Servers/HttpSys/src/TimeoutManager.cs
+++ b/src/Servers/HttpSys/src/TimeoutManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Servers/HttpSys/src/UrlPrefix.cs b/src/Servers/HttpSys/src/UrlPrefix.cs
index 31a56b4d90be..e8c987643bfa 100644
--- a/src/Servers/HttpSys/src/UrlPrefix.cs
+++ b/src/Servers/HttpSys/src/UrlPrefix.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Servers/HttpSys/src/UrlPrefixCollection.cs b/src/Servers/HttpSys/src/UrlPrefixCollection.cs
index 66bc06b8471a..3a5fccec6de2 100644
--- a/src/Servers/HttpSys/src/UrlPrefixCollection.cs
+++ b/src/Servers/HttpSys/src/UrlPrefixCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Servers/HttpSys/src/ValidationHelper.cs b/src/Servers/HttpSys/src/ValidationHelper.cs
index 6f50fdf3c0a8..4b03b934cbc8 100644
--- a/src/Servers/HttpSys/src/ValidationHelper.cs
+++ b/src/Servers/HttpSys/src/ValidationHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Servers/HttpSys/src/WebHostBuilderHttpSysExtensions.cs b/src/Servers/HttpSys/src/WebHostBuilderHttpSysExtensions.cs
index 078cf8a85920..667cf56baa1f 100644
--- a/src/Servers/HttpSys/src/WebHostBuilderHttpSysExtensions.cs
+++ b/src/Servers/HttpSys/src/WebHostBuilderHttpSysExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.Versioning;
diff --git a/src/Servers/IIS/IIS/src/AssemblyInfo.cs b/src/Servers/IIS/IIS/src/AssemblyInfo.cs
index 6f83e91b28ce..489d0f0868e4 100644
--- a/src/Servers/IIS/IIS/src/AssemblyInfo.cs
+++ b/src/Servers/IIS/IIS/src/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 using Microsoft.AspNetCore.Http.Features;
diff --git a/src/Servers/IIS/IIS/src/BadHttpRequestException.cs b/src/Servers/IIS/IIS/src/BadHttpRequestException.cs
index 67e18921ee11..10cac02c8670 100644
--- a/src/Servers/IIS/IIS/src/BadHttpRequestException.cs
+++ b/src/Servers/IIS/IIS/src/BadHttpRequestException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/DuplexStream.cs b/src/Servers/IIS/IIS/src/Core/DuplexStream.cs
index 73dbd4cbb98b..029da5d8d9c8 100644
--- a/src/Servers/IIS/IIS/src/Core/DuplexStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/DuplexStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/EmptyStream.cs b/src/Servers/IIS/IIS/src/Core/EmptyStream.cs
index df2d8dcb65ec..526535acd70a 100644
--- a/src/Servers/IIS/IIS/src/Core/EmptyStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/EmptyStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.ExceptionServices;
diff --git a/src/Servers/IIS/IIS/src/Core/HttpRequestStream.cs b/src/Servers/IIS/IIS/src/Core/HttpRequestStream.cs
index e500322744c6..7ebfd9d6c8a2 100644
--- a/src/Servers/IIS/IIS/src/Core/HttpRequestStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/HttpRequestStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/IIS/IIS/src/Core/HttpResponseStream.cs b/src/Servers/IIS/IIS/src/Core/HttpResponseStream.cs
index 77c36e050779..f0184c7b64c1 100644
--- a/src/Servers/IIS/IIS/src/Core/HttpResponseStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/HttpResponseStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/HttpStreamState.cs b/src/Servers/IIS/IIS/src/Core/HttpStreamState.cs
index 231db9940949..f8babb8e7e48 100644
--- a/src/Servers/IIS/IIS/src/Core/HttpStreamState.cs
+++ b/src/Servers/IIS/IIS/src/Core/HttpStreamState.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IIS.Core
 {
diff --git a/src/Servers/IIS/IIS/src/Core/HttpUpgradeStream.cs b/src/Servers/IIS/IIS/src/Core/HttpUpgradeStream.cs
index 217fefe31d44..2eb71eb481bb 100644
--- a/src/Servers/IIS/IIS/src/Core/HttpUpgradeStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/HttpUpgradeStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/IISConfigurationData.cs b/src/Servers/IIS/IIS/src/Core/IISConfigurationData.cs
index 8fdf38446775..007057ae9186 100644
--- a/src/Servers/IIS/IIS/src/Core/IISConfigurationData.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISConfigurationData.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContext.FeatureCollection.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContext.FeatureCollection.cs
index ed4af1a54553..5e3e10b95d2d 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContext.FeatureCollection.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContext.FeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContext.Features.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContext.Features.cs
index 7aa96e3f2fb1..9690541b4c02 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContext.Features.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContext.Features.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpConnectionFeature.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpConnectionFeature.cs
index df8172e5a49e..eff29ca0347c 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpConnectionFeature.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpConnectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 using System.Globalization;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpRequestIdentifierFeature.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpRequestIdentifierFeature.cs
index 6aff4a73e2e2..46b2116194d1 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpRequestIdentifierFeature.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpRequestIdentifierFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpRequestLifetimeFeature.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpRequestLifetimeFeature.cs
index 82e47c3e333f..020f8a713dca 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpRequestLifetimeFeature.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContext.IHttpRequestLifetimeFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 using Microsoft.AspNetCore.Connections;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContext.IO.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContext.IO.cs
index 5ce82f5452ac..e8ca5be68676 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContext.IO.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContext.IO.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContext.Log.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContext.Log.cs
index ab9af215e78b..b046ef4be7ff 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContext.Log.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContext.Log.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContext.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContext.cs
index 8d58d8aeec59..3d86d8f930c9 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContext.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpContextOfT.cs b/src/Servers/IIS/IIS/src/Core/IISHttpContextOfT.cs
index f53c8a913f87..503a27f43001 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpContextOfT.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpContextOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IISHttpServer.cs b/src/Servers/IIS/IIS/src/Core/IISHttpServer.cs
index 1d6ba9dadd3c..d835c1995a16 100644
--- a/src/Servers/IIS/IIS/src/Core/IISHttpServer.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISHttpServer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IISNativeApplication.cs b/src/Servers/IIS/IIS/src/Core/IISNativeApplication.cs
index 7c0b418999e6..383c938950ba 100644
--- a/src/Servers/IIS/IIS/src/Core/IISNativeApplication.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISNativeApplication.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/IIS/IIS/src/Core/IISServerAuthenticationHandler.cs b/src/Servers/IIS/IIS/src/Core/IISServerAuthenticationHandler.cs
index a31ccbe87927..1960797600bf 100644
--- a/src/Servers/IIS/IIS/src/Core/IISServerAuthenticationHandler.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISServerAuthenticationHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/IIS/IIS/src/Core/IISServerAuthenticationHandlerInternal.cs b/src/Servers/IIS/IIS/src/Core/IISServerAuthenticationHandlerInternal.cs
index cc080b76df16..a1e7e05a65b6 100644
--- a/src/Servers/IIS/IIS/src/Core/IISServerAuthenticationHandlerInternal.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISServerAuthenticationHandlerInternal.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Servers/IIS/IIS/src/Core/IISServerSetupFilter.cs b/src/Servers/IIS/IIS/src/Core/IISServerSetupFilter.cs
index e02fc8444977..86782a4d39ac 100644
--- a/src/Servers/IIS/IIS/src/Core/IISServerSetupFilter.cs
+++ b/src/Servers/IIS/IIS/src/Core/IISServerSetupFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Flush.cs b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Flush.cs
index 5fb6deb2242a..baaa34fb7283 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Flush.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Flush.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Read.cs b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Read.cs
index d3e958af868c..418b835a0a0a 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Read.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Read.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Write.cs b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Write.cs
index 6354f6248918..fb0a2e6d622d 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Write.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.Write.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.HttpSys.Internal;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.cs b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.cs
index 7d04501f0004..9309751c7cbd 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOEngine.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOOperation.cs b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOOperation.cs
index c95bbb2a367a..11b59801c414 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/AsyncIOOperation.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/AsyncIOOperation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/AsyncWriteOperationBase.cs b/src/Servers/IIS/IIS/src/Core/IO/AsyncWriteOperationBase.cs
index ce189afa79aa..a701f2349d12 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/AsyncWriteOperationBase.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/AsyncWriteOperationBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/IAsyncIOEngine.cs b/src/Servers/IIS/IIS/src/Core/IO/IAsyncIOEngine.cs
index 7a77f787f17a..3cb1581bca9c 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/IAsyncIOEngine.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/IAsyncIOEngine.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Initialize.cs b/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Initialize.cs
index 38f74759235c..c6f8d77f54ca 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Initialize.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Initialize.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Read.cs b/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Read.cs
index 30905ac39f5e..a06eec97924a 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Read.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Read.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Write.cs b/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Write.cs
index 3a6410e51c58..d7919897dba2 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Write.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.Write.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.cs b/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.cs
index ff7a16ccc6af..d6a745143250 100644
--- a/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.cs
+++ b/src/Servers/IIS/IIS/src/Core/IO/WebSocketsAsyncIOEngine.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/NativeSafeHandle.cs b/src/Servers/IIS/IIS/src/Core/NativeSafeHandle.cs
index deaa24878efd..67507891f880 100644
--- a/src/Servers/IIS/IIS/src/Core/NativeSafeHandle.cs
+++ b/src/Servers/IIS/IIS/src/Core/NativeSafeHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Servers/IIS/IIS/src/Core/OutputProducer.cs b/src/Servers/IIS/IIS/src/Core/OutputProducer.cs
index 25db12b3e8d2..b79d0bb6c43a 100644
--- a/src/Servers/IIS/IIS/src/Core/OutputProducer.cs
+++ b/src/Servers/IIS/IIS/src/Core/OutputProducer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/IIS/IIS/src/Core/ReadOnlyStream.cs b/src/Servers/IIS/IIS/src/Core/ReadOnlyStream.cs
index b5bbbf619979..556f945dd72d 100644
--- a/src/Servers/IIS/IIS/src/Core/ReadOnlyStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/ReadOnlyStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/ServerAddressesFeature.cs b/src/Servers/IIS/IIS/src/Core/ServerAddressesFeature.cs
index 42ccc974606b..77558be8f893 100644
--- a/src/Servers/IIS/IIS/src/Core/ServerAddressesFeature.cs
+++ b/src/Servers/IIS/IIS/src/Core/ServerAddressesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/IIS/IIS/src/Core/Streams.cs b/src/Servers/IIS/IIS/src/Core/Streams.cs
index 419906739960..3577ca9a7620 100644
--- a/src/Servers/IIS/IIS/src/Core/Streams.cs
+++ b/src/Servers/IIS/IIS/src/Core/Streams.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/ThrowingWasUpgradedWriteOnlyStream.cs b/src/Servers/IIS/IIS/src/Core/ThrowingWasUpgradedWriteOnlyStream.cs
index 6ec6333464f8..95e5fdecb12e 100644
--- a/src/Servers/IIS/IIS/src/Core/ThrowingWasUpgradedWriteOnlyStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/ThrowingWasUpgradedWriteOnlyStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/ThrowingWasUpgradedWriteOnlyStreamInternal.cs b/src/Servers/IIS/IIS/src/Core/ThrowingWasUpgradedWriteOnlyStreamInternal.cs
index 4f65ab65a18d..fb1405380e12 100644
--- a/src/Servers/IIS/IIS/src/Core/ThrowingWasUpgradedWriteOnlyStreamInternal.cs
+++ b/src/Servers/IIS/IIS/src/Core/ThrowingWasUpgradedWriteOnlyStreamInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/WrappingStream.cs b/src/Servers/IIS/IIS/src/Core/WrappingStream.cs
index 6bbd71c2fd4e..6dd3e4b50d30 100644
--- a/src/Servers/IIS/IIS/src/Core/WrappingStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/WrappingStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/WriteOnlyStream.cs b/src/Servers/IIS/IIS/src/Core/WriteOnlyStream.cs
index 0fc9c05a782f..5393bebc77f1 100644
--- a/src/Servers/IIS/IIS/src/Core/WriteOnlyStream.cs
+++ b/src/Servers/IIS/IIS/src/Core/WriteOnlyStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/Core/WriteOnlyStreamInternal.cs b/src/Servers/IIS/IIS/src/Core/WriteOnlyStreamInternal.cs
index c449b8e7de5c..0a4062a5191c 100644
--- a/src/Servers/IIS/IIS/src/Core/WriteOnlyStreamInternal.cs
+++ b/src/Servers/IIS/IIS/src/Core/WriteOnlyStreamInternal.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/HttpContextExtensions.cs b/src/Servers/IIS/IIS/src/HttpContextExtensions.cs
index d19fb1abbcbd..1e2ee050c160 100644
--- a/src/Servers/IIS/IIS/src/HttpContextExtensions.cs
+++ b/src/Servers/IIS/IIS/src/HttpContextExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Servers/IIS/IIS/src/IISBadHttpRequestException.cs b/src/Servers/IIS/IIS/src/IISBadHttpRequestException.cs
index 3ee8ee42aa6b..af431e634d21 100644
--- a/src/Servers/IIS/IIS/src/IISBadHttpRequestException.cs
+++ b/src/Servers/IIS/IIS/src/IISBadHttpRequestException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IIS/src/IISServerDefaults.cs b/src/Servers/IIS/IIS/src/IISServerDefaults.cs
index 7b4713495359..be904c36eabc 100644
--- a/src/Servers/IIS/IIS/src/IISServerDefaults.cs
+++ b/src/Servers/IIS/IIS/src/IISServerDefaults.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IIS
 {
diff --git a/src/Servers/IIS/IIS/src/IISServerOptions.cs b/src/Servers/IIS/IIS/src/IISServerOptions.cs
index fa72f96ddd7f..44e518307a60 100644
--- a/src/Servers/IIS/IIS/src/IISServerOptions.cs
+++ b/src/Servers/IIS/IIS/src/IISServerOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Http;
diff --git a/src/Servers/IIS/IIS/src/NativeMethods.cs b/src/Servers/IIS/IIS/src/NativeMethods.cs
index 01088778cf0d..c1ad9307387a 100644
--- a/src/Servers/IIS/IIS/src/NativeMethods.cs
+++ b/src/Servers/IIS/IIS/src/NativeMethods.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Servers/IIS/IIS/src/RequestRejectionReason.cs b/src/Servers/IIS/IIS/src/RequestRejectionReason.cs
index 5a0697d66500..9e597b879571 100644
--- a/src/Servers/IIS/IIS/src/RequestRejectionReason.cs
+++ b/src/Servers/IIS/IIS/src/RequestRejectionReason.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IIS
 {
diff --git a/src/Servers/IIS/IIS/src/StartupHook.cs b/src/Servers/IIS/IIS/src/StartupHook.cs
index 96c5c76c42cb..c697eb0dcb8a 100644
--- a/src/Servers/IIS/IIS/src/StartupHook.cs
+++ b/src/Servers/IIS/IIS/src/StartupHook.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/IIS/IIS/src/WebHostBuilderIISExtensions.cs b/src/Servers/IIS/IIS/src/WebHostBuilderIISExtensions.cs
index 6be56aff0812..1d0bd3894fca 100644
--- a/src/Servers/IIS/IIS/src/WebHostBuilderIISExtensions.cs
+++ b/src/Servers/IIS/IIS/src/WebHostBuilderIISExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IISIntegration/src/AuthenticationHandler.cs b/src/Servers/IIS/IISIntegration/src/AuthenticationHandler.cs
index 957cd011bfb0..ab7873dd9287 100644
--- a/src/Servers/IIS/IISIntegration/src/AuthenticationHandler.cs
+++ b/src/Servers/IIS/IISIntegration/src/AuthenticationHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Security.Principal;
diff --git a/src/Servers/IIS/IISIntegration/src/ForwardedTlsConnectionFeature.cs b/src/Servers/IIS/IISIntegration/src/ForwardedTlsConnectionFeature.cs
index 5b4727bcee80..22c146fddc1c 100644
--- a/src/Servers/IIS/IISIntegration/src/ForwardedTlsConnectionFeature.cs
+++ b/src/Servers/IIS/IISIntegration/src/ForwardedTlsConnectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/Servers/IIS/IISIntegration/src/IISDefaults.cs b/src/Servers/IIS/IISIntegration/src/IISDefaults.cs
index ba1a1a1f85d8..c5f76843f5ab 100644
--- a/src/Servers/IIS/IISIntegration/src/IISDefaults.cs
+++ b/src/Servers/IIS/IISIntegration/src/IISDefaults.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.IISIntegration
 {
diff --git a/src/Servers/IIS/IISIntegration/src/IISHostingStartup.cs b/src/Servers/IIS/IISIntegration/src/IISHostingStartup.cs
index af120f50cba4..b7feefc32383 100644
--- a/src/Servers/IIS/IISIntegration/src/IISHostingStartup.cs
+++ b/src/Servers/IIS/IISIntegration/src/IISHostingStartup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting;
 
diff --git a/src/Servers/IIS/IISIntegration/src/IISMiddleware.cs b/src/Servers/IIS/IISIntegration/src/IISMiddleware.cs
index 194016fd3bf6..7b64b639fff8 100644
--- a/src/Servers/IIS/IISIntegration/src/IISMiddleware.cs
+++ b/src/Servers/IIS/IISIntegration/src/IISMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/IIS/IISIntegration/src/IISOptions.cs b/src/Servers/IIS/IISIntegration/src/IISOptions.cs
index d75007d1bbe5..f4049b1576d7 100644
--- a/src/Servers/IIS/IISIntegration/src/IISOptions.cs
+++ b/src/Servers/IIS/IISIntegration/src/IISOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Builder
 {
diff --git a/src/Servers/IIS/IISIntegration/src/IISSetupFilter.cs b/src/Servers/IIS/IISIntegration/src/IISSetupFilter.cs
index cb2d97f0f7bd..54f6b65ff795 100644
--- a/src/Servers/IIS/IISIntegration/src/IISSetupFilter.cs
+++ b/src/Servers/IIS/IISIntegration/src/IISSetupFilter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Servers/IIS/IISIntegration/src/NativeMethods.cs b/src/Servers/IIS/IISIntegration/src/NativeMethods.cs
index 02fc967f1ae1..c78899540c6e 100644
--- a/src/Servers/IIS/IISIntegration/src/NativeMethods.cs
+++ b/src/Servers/IIS/IISIntegration/src/NativeMethods.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Servers/IIS/IISIntegration/src/Properties/AssemblyInfo.cs b/src/Servers/IIS/IISIntegration/src/Properties/AssemblyInfo.cs
index f08839f8425d..d795c103200c 100644
--- a/src/Servers/IIS/IISIntegration/src/Properties/AssemblyInfo.cs
+++ b/src/Servers/IIS/IISIntegration/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Servers/IIS/IISIntegration/src/WebHostBuilderIISExtensions.cs b/src/Servers/IIS/IISIntegration/src/WebHostBuilderIISExtensions.cs
index acb9ea3536d1..2b6f02ccd19b 100644
--- a/src/Servers/IIS/IISIntegration/src/WebHostBuilderIISExtensions.cs
+++ b/src/Servers/IIS/IISIntegration/src/WebHostBuilderIISExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Builder;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/ApplicationDeployerFactory.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/ApplicationDeployerFactory.cs
index 8fddbaede6cb..ff1c05aea2e7 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/ApplicationDeployerFactory.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/ApplicationDeployerFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Server.IntegrationTesting.IIS;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeployer.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeployer.cs
index 512da59e0f31..52454d2aea0f 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeployer.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeployer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeployerBase.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeployerBase.cs
index 2b80e61d0c51..6a2db00fdedf 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeployerBase.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeployerBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentParameterExtensions.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentParameterExtensions.cs
index 89b50d5450cd..cee1cb71e70c 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentParameterExtensions.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentParameterExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentParameters.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentParameters.cs
index b57a68eff17e..a30e4d5b1251 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentParameters.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentParameters.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentResult.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentResult.cs
index 79ce047a9fc8..08b3b875d187 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentResult.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/IISDeploymentResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Net.Http;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/IISExpressDeployer.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/IISExpressDeployer.cs
index d0b1c16c0bc2..60fb9f0a6d32 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/IISExpressDeployer.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/IISExpressDeployer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/LoggingHandler.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/LoggingHandler.cs
index 4b0e4aa1482b..edd6133d55a1 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/LoggingHandler.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/LoggingHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net.Http;
 using System.Text;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/ProcessTracker.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/ProcessTracker.cs
index be2e6cc62b59..390bcc8d923a 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/ProcessTracker.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/ProcessTracker.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/RetryHandler.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/RetryHandler.cs
index 4282c3afca1a..886386a34b3b 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/RetryHandler.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/RetryHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/WebConfigHelpers.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/WebConfigHelpers.cs
index f920622568ff..be2c0b54f607 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/WebConfigHelpers.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/WebConfigHelpers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Servers/IIS/IntegrationTesting.IIS/src/XElementExtensions.cs b/src/Servers/IIS/IntegrationTesting.IIS/src/XElementExtensions.cs
index 55f2452e48fb..29bcd9d0e7b6 100644
--- a/src/Servers/IIS/IntegrationTesting.IIS/src/XElementExtensions.cs
+++ b/src/Servers/IIS/IntegrationTesting.IIS/src/XElementExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Servers/Kestrel/Core/src/AnyIPListenOptions.cs b/src/Servers/Kestrel/Core/src/AnyIPListenOptions.cs
index 8168166fd1c2..be6706a782f6 100644
--- a/src/Servers/Kestrel/Core/src/AnyIPListenOptions.cs
+++ b/src/Servers/Kestrel/Core/src/AnyIPListenOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/BadHttpRequestException.cs b/src/Servers/Kestrel/Core/src/BadHttpRequestException.cs
index 580288b1e62a..1a37f95d1bf9 100644
--- a/src/Servers/Kestrel/Core/src/BadHttpRequestException.cs
+++ b/src/Servers/Kestrel/Core/src/BadHttpRequestException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http;
diff --git a/src/Servers/Kestrel/Core/src/CertificateLoader.cs b/src/Servers/Kestrel/Core/src/CertificateLoader.cs
index 5ce670c616cf..9f61896c6f70 100644
--- a/src/Servers/Kestrel/Core/src/CertificateLoader.cs
+++ b/src/Servers/Kestrel/Core/src/CertificateLoader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Servers/Kestrel/Core/src/ClientCertificateMode.cs b/src/Servers/Kestrel/Core/src/ClientCertificateMode.cs
index caff5e041ac8..7fce879d388c 100644
--- a/src/Servers/Kestrel/Core/src/ClientCertificateMode.cs
+++ b/src/Servers/Kestrel/Core/src/ClientCertificateMode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Https
 {
diff --git a/src/Servers/Kestrel/Core/src/EndpointConfiguration.cs b/src/Servers/Kestrel/Core/src/EndpointConfiguration.cs
index 0af139a72eeb..c6f6a3245cea 100644
--- a/src/Servers/Kestrel/Core/src/EndpointConfiguration.cs
+++ b/src/Servers/Kestrel/Core/src/EndpointConfiguration.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Server.Kestrel.Core;
diff --git a/src/Servers/Kestrel/Core/src/Features/IConnectionTimeoutFeature.cs b/src/Servers/Kestrel/Core/src/Features/IConnectionTimeoutFeature.cs
index e7634c3d8870..3705091c6966 100644
--- a/src/Servers/Kestrel/Core/src/Features/IConnectionTimeoutFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Features/IConnectionTimeoutFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Features/IDecrementConcurrentConnectionCountFeature.cs b/src/Servers/Kestrel/Core/src/Features/IDecrementConcurrentConnectionCountFeature.cs
index d34b1d143960..13c30ece78b6 100644
--- a/src/Servers/Kestrel/Core/src/Features/IDecrementConcurrentConnectionCountFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Features/IDecrementConcurrentConnectionCountFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Features
 {
diff --git a/src/Servers/Kestrel/Core/src/Features/IHttp2StreamIdFeature.cs b/src/Servers/Kestrel/Core/src/Features/IHttp2StreamIdFeature.cs
index 6770f42d02c1..99d43133a94e 100644
--- a/src/Servers/Kestrel/Core/src/Features/IHttp2StreamIdFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Features/IHttp2StreamIdFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Features
 {
diff --git a/src/Servers/Kestrel/Core/src/Features/IHttpMinRequestBodyDataRateFeature.cs b/src/Servers/Kestrel/Core/src/Features/IHttpMinRequestBodyDataRateFeature.cs
index 3e5789bbc88b..3968af7992b6 100644
--- a/src/Servers/Kestrel/Core/src/Features/IHttpMinRequestBodyDataRateFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Features/IHttpMinRequestBodyDataRateFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Features
 {
diff --git a/src/Servers/Kestrel/Core/src/Features/IHttpMinResponseDataRateFeature.cs b/src/Servers/Kestrel/Core/src/Features/IHttpMinResponseDataRateFeature.cs
index e47a3271e9b4..0ba5bcdbbc2c 100644
--- a/src/Servers/Kestrel/Core/src/Features/IHttpMinResponseDataRateFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Features/IHttpMinResponseDataRateFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Features
 {
diff --git a/src/Servers/Kestrel/Core/src/Features/ITlsApplicationProtocolFeature.cs b/src/Servers/Kestrel/Core/src/Features/ITlsApplicationProtocolFeature.cs
index 4fa42282f196..714281e721fd 100644
--- a/src/Servers/Kestrel/Core/src/Features/ITlsApplicationProtocolFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Features/ITlsApplicationProtocolFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Http2Limits.cs b/src/Servers/Kestrel/Core/src/Http2Limits.cs
index 99329be0a1b7..aad855b64234 100644
--- a/src/Servers/Kestrel/Core/src/Http2Limits.cs
+++ b/src/Servers/Kestrel/Core/src/Http2Limits.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/Kestrel/Core/src/Http3Limits.cs b/src/Servers/Kestrel/Core/src/Http3Limits.cs
index 90b5aa7ca7d3..75fbfe75457d 100644
--- a/src/Servers/Kestrel/Core/src/Http3Limits.cs
+++ b/src/Servers/Kestrel/Core/src/Http3Limits.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/HttpProtocols.cs b/src/Servers/Kestrel/Core/src/HttpProtocols.cs
index 6eb8bd4f0e10..fc251fb993f2 100644
--- a/src/Servers/Kestrel/Core/src/HttpProtocols.cs
+++ b/src/Servers/Kestrel/Core/src/HttpProtocols.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/HttpsConnectionAdapterOptions.cs b/src/Servers/Kestrel/Core/src/HttpsConnectionAdapterOptions.cs
index 43de12dc0882..88f02e996d34 100644
--- a/src/Servers/Kestrel/Core/src/HttpsConnectionAdapterOptions.cs
+++ b/src/Servers/Kestrel/Core/src/HttpsConnectionAdapterOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Security;
diff --git a/src/Servers/Kestrel/Core/src/Internal/AddressBindContext.cs b/src/Servers/Kestrel/Core/src/Internal/AddressBindContext.cs
index 09a127867b7a..a97ee443eae7 100644
--- a/src/Servers/Kestrel/Core/src/Internal/AddressBindContext.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/AddressBindContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/AddressBinder.cs b/src/Servers/Kestrel/Core/src/Internal/AddressBinder.cs
index 752ba3efc494..bf6a592a71a6 100644
--- a/src/Servers/Kestrel/Core/src/Internal/AddressBinder.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/AddressBinder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Certificates/CertificateConfigLoader.cs b/src/Servers/Kestrel/Core/src/Internal/Certificates/CertificateConfigLoader.cs
index 0b45df26c94f..26e97c1d8828 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Certificates/CertificateConfigLoader.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Certificates/CertificateConfigLoader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Certificates/ICertificateConfigLoader.cs b/src/Servers/Kestrel/Core/src/Internal/Certificates/ICertificateConfigLoader.cs
index b8eaca72c9b2..0dec5318ba41 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Certificates/ICertificateConfigLoader.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Certificates/ICertificateConfigLoader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Cryptography.X509Certificates;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/ConfigSectionClone.cs b/src/Servers/Kestrel/Core/src/Internal/ConfigSectionClone.cs
index 230006d1ba67..3c25e864ae50 100644
--- a/src/Servers/Kestrel/Core/src/Internal/ConfigSectionClone.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/ConfigSectionClone.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/ConfigurationReader.cs b/src/Servers/Kestrel/Core/src/Internal/ConfigurationReader.cs
index 95deb07e3433..4be5d976dca4 100644
--- a/src/Servers/Kestrel/Core/src/Internal/ConfigurationReader.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/ConfigurationReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/ConnectionDispatcher.cs b/src/Servers/Kestrel/Core/src/Internal/ConnectionDispatcher.cs
index 78324eab9e80..1e08ad1faa87 100644
--- a/src/Servers/Kestrel/Core/src/Internal/ConnectionDispatcher.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/ConnectionDispatcher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/Kestrel/Core/src/Internal/ConnectionLogScope.cs b/src/Servers/Kestrel/Core/src/Internal/ConnectionLogScope.cs
index f5ed05e8efc2..f317a6337b8a 100644
--- a/src/Servers/Kestrel/Core/src/Internal/ConnectionLogScope.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/ConnectionLogScope.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/ChunkWriter.cs b/src/Servers/Kestrel/Core/src/Internal/Http/ChunkWriter.cs
index 6decc434a238..9fdd2271185f 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/ChunkWriter.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/ChunkWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/ConnectionOptions.cs b/src/Servers/Kestrel/Core/src/Internal/Http/ConnectionOptions.cs
index fdac9e24d68d..06f33002eea2 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/ConnectionOptions.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/ConnectionOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/DateHeaderValueManager.cs b/src/Servers/Kestrel/Core/src/Internal/Http/DateHeaderValueManager.cs
index 6cfd1876819d..c935c4ea50d5 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/DateHeaderValueManager.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/DateHeaderValueManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1ChunkedEncodingMessageBody.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1ChunkedEncodingMessageBody.cs
index 8747eda3d4fc..96880cb3c741 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1ChunkedEncodingMessageBody.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1ChunkedEncodingMessageBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1Connection.FeatureCollection.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1Connection.FeatureCollection.cs
index c89165524c58..e6406965f387 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1Connection.FeatureCollection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1Connection.FeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Server.Kestrel.Core.Features;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1Connection.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1Connection.cs
index e5978de39b07..5c65c474a0c4 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1Connection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1Connection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1ConnectionOfT.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1ConnectionOfT.cs
index 8aa2b1b7adc1..6d3a97591b2c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1ConnectionOfT.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1ConnectionOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting.Server.Abstractions;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1ContentLengthMessageBody.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1ContentLengthMessageBody.cs
index dd9fbfe6675d..700d15854306 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1ContentLengthMessageBody.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1ContentLengthMessageBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1MessageBody.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1MessageBody.cs
index 5bee9a25b90a..52d3baa67a4a 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1MessageBody.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1MessageBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1OutputProducer.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1OutputProducer.cs
index ae7059919492..54163f045e27 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1OutputProducer.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1OutputProducer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1ParsingHandler.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1ParsingHandler.cs
index 33c1eec9cc5f..eff1df5d7066 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1ParsingHandler.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1ParsingHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/Http1UpgradeMessageBody.cs b/src/Servers/Kestrel/Core/src/Internal/Http/Http1UpgradeMessageBody.cs
index 066f83b2ff8e..2ea7420da2e1 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/Http1UpgradeMessageBody.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/Http1UpgradeMessageBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpHeaders.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpHeaders.cs
index c823ff2ef829..852b1281e146 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpHeaders.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpHeaders.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers.Binary;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpMethod.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpMethod.cs
index 3e6ff0667e2b..10c791f0fc58 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpMethod.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpMethod.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs
index 4a7cb71b7401..b333db5fbac2 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpProtocol.FeatureCollection.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpProtocol.FeatureCollection.cs
index ce332dadb407..4ac512da834b 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpProtocol.FeatureCollection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpProtocol.FeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpProtocol.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpProtocol.cs
index 2f575865930b..ef6e811dd72f 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpProtocol.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpProtocol.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestHeaders.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestHeaders.cs
index b8833b3051bc..c73b86ac4b58 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestHeaders.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestHeaders.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers.Text;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestPipeReader.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestPipeReader.cs
index e53efe34a45d..eca5d755e7df 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestPipeReader.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestPipeReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestStream.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestStream.cs
index e471cb10a34e..f4f46a8158a8 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestStream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestTargetForm.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestTargetForm.cs
index 04db4a0c2a32..f20c1906902b 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestTargetForm.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpRequestTargetForm.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseHeaders.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseHeaders.cs
index bdefaf8e9861..4599efff5c93 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseHeaders.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseHeaders.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponsePipeWriter.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponsePipeWriter.cs
index 007342bf3f08..325dd090e93d 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponsePipeWriter.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponsePipeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseStream.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseStream.cs
index 2856189faa7d..a836032e4f38 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseStream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseTrailers.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseTrailers.cs
index 3fb3cef5e385..8be459271cf0 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseTrailers.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpResponseTrailers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpScheme.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpScheme.cs
index dfd4642f3d50..8aa6088e14c9 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpScheme.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpScheme.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpStreamState.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpStreamState.cs
index 4389ef58bf80..34b677545c11 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpStreamState.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpStreamState.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpUpgradeStream.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpUpgradeStream.cs
index 658826b5539b..928e47b711a2 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpUpgradeStream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpUpgradeStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/HttpVersion.cs b/src/Servers/Kestrel/Core/src/Internal/Http/HttpVersion.cs
index bf2ba601c8ce..b019b7a32c21 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/HttpVersion.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/HttpVersion.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpOutputAborter.cs b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpOutputAborter.cs
index 822ee319cf73..505ddf1cc7ad 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpOutputAborter.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpOutputAborter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Connections;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpOutputProducer.cs b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpOutputProducer.cs
index ceaba6e410a3..f2a06e0e0e77 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpOutputProducer.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpOutputProducer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpParser.cs b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpParser.cs
index 243dd188b522..02ecc20248ae 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpParser.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpRequestLineHandler.cs b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpRequestLineHandler.cs
index b1163c3ea8a0..4d4b62abd91d 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpRequestLineHandler.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpRequestLineHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpResponseControl.cs b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpResponseControl.cs
index 4bd37e02f88c..8c8f23468d5c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpResponseControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpResponseControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpResponsePipeWriterControl.cs b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpResponsePipeWriterControl.cs
index c816acc5a4b3..962fc6b5f05b 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/IHttpResponsePipeWriterControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/IHttpResponsePipeWriterControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/MessageBody.cs b/src/Servers/Kestrel/Core/src/Internal/Http/MessageBody.cs
index e5001df5dc9d..346f8972b1f2 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/MessageBody.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/MessageBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/PathNormalizer.cs b/src/Servers/Kestrel/Core/src/Internal/Http/PathNormalizer.cs
index 0ba8df24d16e..3c316a268043 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/PathNormalizer.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/PathNormalizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/ProduceEndType.cs b/src/Servers/Kestrel/Core/src/Internal/Http/ProduceEndType.cs
index 5b237e93f8d4..eb04e954f930 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/ProduceEndType.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/ProduceEndType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/ReasonPhrases.cs b/src/Servers/Kestrel/Core/src/Internal/Http/ReasonPhrases.cs
index 7ff6c497179b..e0e1aa26a3c4 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/ReasonPhrases.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/ReasonPhrases.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Globalization;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/RequestProcessingStatus.cs b/src/Servers/Kestrel/Core/src/Internal/Http/RequestProcessingStatus.cs
index 6e27fb5dc807..3015738d7eed 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/RequestProcessingStatus.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/RequestProcessingStatus.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/RequestRejectionReason.cs b/src/Servers/Kestrel/Core/src/Internal/Http/RequestRejectionReason.cs
index 0bdb50c5a158..64d266a402bb 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/RequestRejectionReason.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/RequestRejectionReason.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/TransferCoding.cs b/src/Servers/Kestrel/Core/src/Internal/Http/TransferCoding.cs
index 411c4c62443d..56bd036cc682 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/TransferCoding.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/TransferCoding.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http/ZeroContentLengthMessageBody.cs b/src/Servers/Kestrel/Core/src/Internal/Http/ZeroContentLengthMessageBody.cs
index 1e8cd9f59f93..cdfed5787a33 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http/ZeroContentLengthMessageBody.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http/ZeroContentLengthMessageBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/AwaitableProvider.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/AwaitableProvider.cs
index ec749762e800..82a7cc224b4c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/AwaitableProvider.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/AwaitableProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/FlowControl.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/FlowControl.cs
index e5ba460f1143..9c751959a453 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/FlowControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/FlowControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/InputFlowControl.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/InputFlowControl.cs
index 3ee7ca584805..d2a9c9872964 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/InputFlowControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/InputFlowControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/OutputFlowControl.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/OutputFlowControl.cs
index cec7f1ba4baa..fad981db107f 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/OutputFlowControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/OutputFlowControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/StreamInputFlowControl.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/StreamInputFlowControl.cs
index 92a9b9fa588e..8c8851d2ada4 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/StreamInputFlowControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/StreamInputFlowControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/StreamOutputFlowControl.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/StreamOutputFlowControl.cs
index 331d23c1a537..dd64e4fe850b 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/StreamOutputFlowControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/FlowControl/StreamOutputFlowControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/HPackHeaderWriter.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/HPackHeaderWriter.cs
index c57f1e28f518..47912c991a62 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/HPackHeaderWriter.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/HPackHeaderWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Connection.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Connection.cs
index 6b48daff78d3..ebb3c54aa9ee 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Connection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Connection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2FrameWriter.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2FrameWriter.cs
index dfd06eb2e03c..3d6f30bd788e 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2FrameWriter.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2FrameWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2HeaderEnumerator.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2HeaderEnumerator.cs
index f5c73a4f0ba6..da1aa1f01b9d 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2HeaderEnumerator.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2HeaderEnumerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2KeepAlive.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2KeepAlive.cs
index 4703eb76d7b3..4a1f6e4fbf93 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2KeepAlive.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2KeepAlive.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2MessageBody.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2MessageBody.cs
index b89b89350451..d0e4ed63b2fe 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2MessageBody.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2MessageBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2OutputProducer.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2OutputProducer.cs
index 01e2b3d69265..24b36a8c7c69 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2OutputProducer.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2OutputProducer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Stream.FeatureCollection.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Stream.FeatureCollection.cs
index c848c9e46d5e..6f310e004f90 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Stream.FeatureCollection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Stream.FeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Stream.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Stream.cs
index 28dc06ff310a..f0039c27c569 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Stream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2Stream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamContext.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamContext.cs
index 892a2567ab22..1e5bea343771 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamContext.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamErrorException.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamErrorException.cs
index 532b300c81e8..9d35b2e5f665 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamErrorException.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamErrorException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamOfT.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamOfT.cs
index 8eac4dd5d33c..12ef2c740392 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamOfT.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting.Server;
 using Microsoft.AspNetCore.Hosting.Server.Abstractions;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamStack.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamStack.cs
index b9c8eea6570b..1e12d5776860 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamStack.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/Http2StreamStack.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http2/IHttp2StreamLifetimeHandler.cs b/src/Servers/Kestrel/Core/src/Internal/Http2/IHttp2StreamLifetimeHandler.cs
index f1be1964e651..c71c75954561 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http2/IHttp2StreamLifetimeHandler.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http2/IHttp2StreamLifetimeHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/DefaultStreamDirectionFeature.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/DefaultStreamDirectionFeature.cs
index b96554c171c8..ee6f880a09f4 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/DefaultStreamDirectionFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/DefaultStreamDirectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Connections.Features;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Data.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Data.cs
index b852ed8b5ba1..d02b523e5c55 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Data.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Data.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace System.Net.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.GoAway.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.GoAway.cs
index 53bdc4d4bd1e..063d5678e46c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.GoAway.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.GoAway.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace System.Net.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Headers.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Headers.cs
index 9913c010bd24..15046914e181 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Headers.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Headers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace System.Net.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Settings.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Settings.cs
index a90902470d3f..e59cdd2eef4d 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Settings.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.Settings.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace System.Net.Http
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.cs
index bdf9cacc1cd9..042d0af354bf 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Frames/Http3RawFrame.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http3;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Connection.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Connection.cs
index df6b535827f4..f96dea004ce2 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Connection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Connection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ConnectionErrorException.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ConnectionErrorException.cs
index c7a63a926d12..c2d2e23ff030 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ConnectionErrorException.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ConnectionErrorException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ControlStream.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ControlStream.cs
index 39dce967bde6..7df0d8aa4384 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ControlStream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ControlStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ControlStreamOfT.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ControlStreamOfT.cs
index 3b407bc3e81b..44434bf504e9 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ControlStreamOfT.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3ControlStreamOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting.Server;
 using Microsoft.AspNetCore.Hosting.Server.Abstractions;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Formatting.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Formatting.cs
index 91ac629805a7..85132c0d51ee 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Formatting.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Formatting.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net.Http;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3FrameReader.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3FrameReader.cs
index 3c97a23f7035..e92d2b6b798c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3FrameReader.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3FrameReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3FrameWriter.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3FrameWriter.cs
index db798c489207..7ca42ac745ea 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3FrameWriter.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3FrameWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3MessageBody.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3MessageBody.cs
index 2210d4b0799d..dae308bb689f 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3MessageBody.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3MessageBody.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3OutputProducer.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3OutputProducer.cs
index 8e89f84b67aa..f8e19498cae8 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3OutputProducer.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3OutputProducer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3PeerSetting.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3PeerSetting.cs
index 488ee0b5a771..9651b4f90636 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3PeerSetting.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3PeerSetting.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http3
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3PeerSettings.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3PeerSettings.cs
index 32a2616c09ed..b0d9846cf70e 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3PeerSettings.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3PeerSettings.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3SettingType.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3SettingType.cs
index f7d971d2d0f0..8bfe656b9f19 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3SettingType.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3SettingType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http3
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Stream.FeatureCollection.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Stream.FeatureCollection.cs
index 90cc3b151e43..03df3d03b292 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Stream.FeatureCollection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Stream.FeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Stream.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Stream.cs
index 2911ef0b1d19..4eeadcf7c6ec 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Stream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3Stream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3StreamErrorException.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3StreamErrorException.cs
index 6c40b315b39d..7da981d98dd1 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3StreamErrorException.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3StreamErrorException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3StreamOfT.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3StreamOfT.cs
index e88de7400f4e..b2ec934a2325 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/Http3StreamOfT.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/Http3StreamOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting.Server;
 using Microsoft.AspNetCore.Hosting.Server.Abstractions;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/DecoderStreamReader.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/DecoderStreamReader.cs
index 621714dac18d..0267e69401a5 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/DecoderStreamReader.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/DecoderStreamReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.Net.Http.HPack;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/DynamicTable.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/DynamicTable.cs
index 63388ffdfb92..0bdc6e94628e 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/DynamicTable.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/DynamicTable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http.QPack;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/EncoderStreamReader.cs b/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/EncoderStreamReader.cs
index 1602e027d303..d178fc11ccff 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/EncoderStreamReader.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3/QPack/EncoderStreamReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3ConnectionContext.cs b/src/Servers/Kestrel/Core/src/Internal/Http3ConnectionContext.cs
index 061179451279..f5c11e2ab691 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3ConnectionContext.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3ConnectionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.Net;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Http3StreamContext.cs b/src/Servers/Kestrel/Core/src/Internal/Http3StreamContext.cs
index dcb4a2c0492e..8240e32e9114 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Http3StreamContext.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Http3StreamContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/HttpConnection.cs b/src/Servers/Kestrel/Core/src/Internal/HttpConnection.cs
index 65ed15f0179a..cbefbe771be7 100644
--- a/src/Servers/Kestrel/Core/src/Internal/HttpConnection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/HttpConnection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/HttpConnectionContext.cs b/src/Servers/Kestrel/Core/src/Internal/HttpConnectionContext.cs
index 8d83170570b3..d46b9a5bcfca 100644
--- a/src/Servers/Kestrel/Core/src/Internal/HttpConnectionContext.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/HttpConnectionContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Core/src/Internal/HttpProtocolsFeature.cs b/src/Servers/Kestrel/Core/src/Internal/HttpProtocolsFeature.cs
index c29b2cc5013c..c9b40e124214 100644
--- a/src/Servers/Kestrel/Core/src/Internal/HttpProtocolsFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/HttpProtocolsFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/IRequestProcessor.cs b/src/Servers/Kestrel/Core/src/Internal/IRequestProcessor.cs
index 430c0cbeb038..bacfe14f81f6 100644
--- a/src/Servers/Kestrel/Core/src/Internal/IRequestProcessor.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/IRequestProcessor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/BodyControl.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/BodyControl.cs
index d7c6d1bdd1ee..98c3ab61fe6e 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/BodyControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/BodyControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ConnectionManager.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ConnectionManager.cs
index 87e5f08be547..99eaff5d50e4 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ConnectionManager.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ConnectionManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ConnectionReference.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ConnectionReference.cs
index 8e49c1f95a7c..5ec91f3befd8 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ConnectionReference.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ConnectionReference.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Constants.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Constants.cs
index c485f0bfbdee..94c73b522467 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Constants.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Constants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/DebuggerWrapper.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/DebuggerWrapper.cs
index df2b2644d912..faf433b36b44 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/DebuggerWrapper.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/DebuggerWrapper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Disposable.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Disposable.cs
index c76ee4d3b059..29000e2fb42c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Disposable.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Disposable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Heartbeat.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Heartbeat.cs
index d1c9aa995c87..5a9fab8ae0ac 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Heartbeat.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/Heartbeat.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HeartbeatManager.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HeartbeatManager.cs
index 18635e1f27b0..d4e160280782 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HeartbeatManager.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HeartbeatManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HttpCharacters.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HttpCharacters.cs
index 8e4b5ce37670..cfe01e194937 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HttpCharacters.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HttpCharacters.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HttpUtilities.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HttpUtilities.cs
index ddb2c9edc04c..fd30924a19fa 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HttpUtilities.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/HttpUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IConnectionListenerBase.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IConnectionListenerBase.cs
index 262da3da7d16..8580d94301b4 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IConnectionListenerBase.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IConnectionListenerBase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IConnectionListenerOfT.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IConnectionListenerOfT.cs
index 4406c2af426a..1bd34681cb54 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IConnectionListenerOfT.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IConnectionListenerOfT.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Threading;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IDebugger.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IDebugger.cs
index 2ec2c1cc9ad4..ecf4931a9b9d 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IDebugger.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IDebugger.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Infrastructure
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IHeartbeatHandler.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IHeartbeatHandler.cs
index cb2d2e8f7e04..524e59f2a661 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IHeartbeatHandler.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IHeartbeatHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IKestrelTrace.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IKestrelTrace.cs
index 34356e071370..b207031202cf 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IKestrelTrace.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/IKestrelTrace.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ISystemClock.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ISystemClock.cs
index 24eaf6e4a3dc..b79a28ba3665 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ISystemClock.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ISystemClock.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ITimeoutControl.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ITimeoutControl.cs
index 6f303d56b218..b49dd168d4f5 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ITimeoutControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ITimeoutControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2.FlowControl;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ITimeoutHandler.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ITimeoutHandler.cs
index a8a4a6cfae17..d303fb557cb2 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ITimeoutHandler.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ITimeoutHandler.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Infrastructure
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelConnection.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelConnection.cs
index fb7506ab8c7c..f9734bd0810c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelConnection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelConnection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelConnectionOfT.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelConnectionOfT.cs
index b6496f2c3944..964432736e7d 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelConnectionOfT.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelConnectionOfT.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Threading;
 using System.Threading.Tasks;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelEventSource.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelEventSource.cs
index 8874eb529715..4904438d9dad 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelEventSource.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelEventSource.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.Tracing;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelTrace.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelTrace.cs
index 82182456580a..6bd386637aeb 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelTrace.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/KestrelTrace.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net.Http;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/BufferSegment.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/BufferSegment.cs
index 71c510f179bb..95d14d8be114 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/BufferSegment.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/BufferSegment.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/BufferSegmentStack.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/BufferSegmentStack.cs
index c3c7df33d20f..e80a98f1bf07 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/BufferSegmentStack.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/BufferSegmentStack.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 using System.Runtime.CompilerServices;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/ConcurrentPipeWriter.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/ConcurrentPipeWriter.cs
index 7205562d45c1..c74e5f33975b 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/ConcurrentPipeWriter.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/ConcurrentPipeWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/TimingPipeFlusher.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/TimingPipeFlusher.cs
index 686932a72e6a..5bab08f56258 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/TimingPipeFlusher.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/PipeWriterHelpers/TimingPipeFlusher.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ReadOnlyStream.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ReadOnlyStream.cs
index f5fc4c2a1a95..51791e650544 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ReadOnlyStream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ReadOnlyStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ResourceCounter.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ResourceCounter.cs
index eb0ee7238c2c..4ec531133111 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ResourceCounter.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ResourceCounter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/StreamCloseAwaitable.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/StreamCloseAwaitable.cs
index f4a20839b1db..d8fd385a701c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/StreamCloseAwaitable.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/StreamCloseAwaitable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/SystemClock.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/SystemClock.cs
index be903d6ba576..d4db3f5e896e 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/SystemClock.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/SystemClock.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ThreadPoolAwaitable.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ThreadPoolAwaitable.cs
index 4d748cbefede..b1ae2b874b90 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ThreadPoolAwaitable.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ThreadPoolAwaitable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.CompilerServices;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ThrowingWasUpgradedWriteOnlyStream.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ThrowingWasUpgradedWriteOnlyStream.cs
index 8036638f94a8..16ada476bbfa 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ThrowingWasUpgradedWriteOnlyStream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/ThrowingWasUpgradedWriteOnlyStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutControl.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutControl.cs
index f4a460abce5b..3b8a1ddbbf83 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutControl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutControl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutControlExtensions.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutControlExtensions.cs
index 8f4bebaf54d9..c85c8e79e48f 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutControlExtensions.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutControlExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Infrastructure
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutReason.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutReason.cs
index 3cee0589c7c4..0ea98bd99fd4 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutReason.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TimeoutReason.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Infrastructure
 {
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TransportConnectionManager.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TransportConnectionManager.cs
index 444d2e1d48d5..f5bb105deaa1 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TransportConnectionManager.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TransportConnectionManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TransportManager.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TransportManager.cs
index 470140fdd9a0..3765e6c31b90 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TransportManager.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/TransportManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/WrappingStream.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/WrappingStream.cs
index b6ce1ca9c3a2..7ff6d0557e12 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/WrappingStream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/WrappingStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/WriteOnlyStream.cs b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/WriteOnlyStream.cs
index b4e4d471bb14..6ad95d6fb8e1 100644
--- a/src/Servers/Kestrel/Core/src/Internal/Infrastructure/WriteOnlyStream.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/Infrastructure/WriteOnlyStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/Internal/KestrelServerImpl.cs b/src/Servers/Kestrel/Core/src/Internal/KestrelServerImpl.cs
index 37dc5394a873..9365997418b5 100644
--- a/src/Servers/Kestrel/Core/src/Internal/KestrelServerImpl.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/KestrelServerImpl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/KestrelServerOptionsSetup.cs b/src/Servers/Kestrel/Core/src/Internal/KestrelServerOptionsSetup.cs
index fd35a67b1d5a..19ceae82a08c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/KestrelServerOptionsSetup.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/KestrelServerOptionsSetup.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Options;
diff --git a/src/Servers/Kestrel/Core/src/Internal/LoggerExtensions.cs b/src/Servers/Kestrel/Core/src/Internal/LoggerExtensions.cs
index 3a601e393d40..3461b0e79b91 100644
--- a/src/Servers/Kestrel/Core/src/Internal/LoggerExtensions.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/LoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/Servers/Kestrel/Core/src/Internal/ServerAddressesCollection.cs b/src/Servers/Kestrel/Core/src/Internal/ServerAddressesCollection.cs
index 551938a920e0..e30a872cb700 100644
--- a/src/Servers/Kestrel/Core/src/Internal/ServerAddressesCollection.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/ServerAddressesCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Servers/Kestrel/Core/src/Internal/ServerAddressesFeature.cs b/src/Servers/Kestrel/Core/src/Internal/ServerAddressesFeature.cs
index 262cf985a4d7..8b204138b32c 100644
--- a/src/Servers/Kestrel/Core/src/Internal/ServerAddressesFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/ServerAddressesFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Hosting.Server.Features;
diff --git a/src/Servers/Kestrel/Core/src/Internal/ServiceContext.cs b/src/Servers/Kestrel/Core/src/Internal/ServiceContext.cs
index 71a703de2896..363b65080a39 100644
--- a/src/Servers/Kestrel/Core/src/Internal/ServiceContext.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/ServiceContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO.Pipelines;
 using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http;
diff --git a/src/Servers/Kestrel/Core/src/Internal/SniOptionsSelector.cs b/src/Servers/Kestrel/Core/src/Internal/SniOptionsSelector.cs
index b12923981084..8a0d80ac6a9b 100644
--- a/src/Servers/Kestrel/Core/src/Internal/SniOptionsSelector.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/SniOptionsSelector.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Internal/ThrowHelper.cs b/src/Servers/Kestrel/Core/src/Internal/ThrowHelper.cs
index 7439e63d3e9f..eee5ccf874a5 100644
--- a/src/Servers/Kestrel/Core/src/Internal/ThrowHelper.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/ThrowHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
diff --git a/src/Servers/Kestrel/Core/src/Internal/TlsConnectionFeature.cs b/src/Servers/Kestrel/Core/src/Internal/TlsConnectionFeature.cs
index d83590313142..f07f583e3bd3 100644
--- a/src/Servers/Kestrel/Core/src/Internal/TlsConnectionFeature.cs
+++ b/src/Servers/Kestrel/Core/src/Internal/TlsConnectionFeature.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Authentication;
diff --git a/src/Servers/Kestrel/Core/src/KestrelBadHttpRequestException.cs b/src/Servers/Kestrel/Core/src/KestrelBadHttpRequestException.cs
index cb55e3d059e4..874ccccfe2db 100644
--- a/src/Servers/Kestrel/Core/src/KestrelBadHttpRequestException.cs
+++ b/src/Servers/Kestrel/Core/src/KestrelBadHttpRequestException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
diff --git a/src/Servers/Kestrel/Core/src/KestrelConfigurationLoader.cs b/src/Servers/Kestrel/Core/src/KestrelConfigurationLoader.cs
index 9498ce1b946d..eb2fe7a692a8 100644
--- a/src/Servers/Kestrel/Core/src/KestrelConfigurationLoader.cs
+++ b/src/Servers/Kestrel/Core/src/KestrelConfigurationLoader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/KestrelServer.cs b/src/Servers/Kestrel/Core/src/KestrelServer.cs
index b949df894142..754f5cc4586a 100644
--- a/src/Servers/Kestrel/Core/src/KestrelServer.cs
+++ b/src/Servers/Kestrel/Core/src/KestrelServer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/Kestrel/Core/src/KestrelServerLimits.cs b/src/Servers/Kestrel/Core/src/KestrelServerLimits.cs
index 0f19226dea42..2818e23e08fc 100644
--- a/src/Servers/Kestrel/Core/src/KestrelServerLimits.cs
+++ b/src/Servers/Kestrel/Core/src/KestrelServerLimits.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/Kestrel/Core/src/KestrelServerOptions.cs b/src/Servers/Kestrel/Core/src/KestrelServerOptions.cs
index f9cb8e2949d6..171cad27112a 100644
--- a/src/Servers/Kestrel/Core/src/KestrelServerOptions.cs
+++ b/src/Servers/Kestrel/Core/src/KestrelServerOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/ListenOptions.cs b/src/Servers/Kestrel/Core/src/ListenOptions.cs
index 3f434584d123..4eb0872f4f81 100644
--- a/src/Servers/Kestrel/Core/src/ListenOptions.cs
+++ b/src/Servers/Kestrel/Core/src/ListenOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/ListenOptionsHttpsExtensions.cs b/src/Servers/Kestrel/Core/src/ListenOptionsHttpsExtensions.cs
index ff2b007e66a4..2a3d99e5c9df 100644
--- a/src/Servers/Kestrel/Core/src/ListenOptionsHttpsExtensions.cs
+++ b/src/Servers/Kestrel/Core/src/ListenOptionsHttpsExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Servers/Kestrel/Core/src/LocalhostListenOptions.cs b/src/Servers/Kestrel/Core/src/LocalhostListenOptions.cs
index 56581f064b70..45e777b203a0 100644
--- a/src/Servers/Kestrel/Core/src/LocalhostListenOptions.cs
+++ b/src/Servers/Kestrel/Core/src/LocalhostListenOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/ConnectionLimitMiddleware.cs b/src/Servers/Kestrel/Core/src/Middleware/ConnectionLimitMiddleware.cs
index 650c1d54cb94..b1055bb5ec06 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/ConnectionLimitMiddleware.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/ConnectionLimitMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading.Tasks;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/Http3ConnectionMiddleware.cs b/src/Servers/Kestrel/Core/src/Middleware/Http3ConnectionMiddleware.cs
index ad15dd0d1be2..92e1c34b9b50 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/Http3ConnectionMiddleware.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/Http3ConnectionMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Threading.Tasks;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/HttpConnectionBuilderExtensions.cs b/src/Servers/Kestrel/Core/src/Middleware/HttpConnectionBuilderExtensions.cs
index 26de066a3172..1caeb238cb3c 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/HttpConnectionBuilderExtensions.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/HttpConnectionBuilderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Hosting.Server;
 using Microsoft.AspNetCore.Connections;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/HttpConnectionMiddleware.cs b/src/Servers/Kestrel/Core/src/Middleware/HttpConnectionMiddleware.cs
index 5b49222eb487..11c2029aaed1 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/HttpConnectionMiddleware.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/HttpConnectionMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Net;
 using System.Threading.Tasks;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/HttpsConnectionMiddleware.cs b/src/Servers/Kestrel/Core/src/Middleware/HttpsConnectionMiddleware.cs
index 6742972ead45..2a735da91988 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/HttpsConnectionMiddleware.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/HttpsConnectionMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/Internal/LoggingStream.cs b/src/Servers/Kestrel/Core/src/Middleware/Internal/LoggingStream.cs
index 7de44140d319..b79fee845a93 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/Internal/LoggingStream.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/Internal/LoggingStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/ListenOptionsConnectionLoggingExtensions.cs b/src/Servers/Kestrel/Core/src/Middleware/ListenOptionsConnectionLoggingExtensions.cs
index e81094b0a1c7..5312e154fa22 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/ListenOptionsConnectionLoggingExtensions.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/ListenOptionsConnectionLoggingExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Connections.Experimental;
 using Microsoft.AspNetCore.Server.Kestrel.Core;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/LoggingConnectionMiddleware.cs b/src/Servers/Kestrel/Core/src/Middleware/LoggingConnectionMiddleware.cs
index 46c3e22e1d18..fd51b5bbd858 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/LoggingConnectionMiddleware.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/LoggingConnectionMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/LoggingDuplexPipe.cs b/src/Servers/Kestrel/Core/src/Middleware/LoggingDuplexPipe.cs
index 443460ee4c19..335d510e5d79 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/LoggingDuplexPipe.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/LoggingDuplexPipe.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO.Pipelines;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/Kestrel/Core/src/Middleware/LoggingMultiplexedConnectionMiddleware.cs b/src/Servers/Kestrel/Core/src/Middleware/LoggingMultiplexedConnectionMiddleware.cs
index d05213e4ecd2..39067e2db89a 100644
--- a/src/Servers/Kestrel/Core/src/Middleware/LoggingMultiplexedConnectionMiddleware.cs
+++ b/src/Servers/Kestrel/Core/src/Middleware/LoggingMultiplexedConnectionMiddleware.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/Core/src/MinDataRate.cs b/src/Servers/Kestrel/Core/src/MinDataRate.cs
index 7ba8267d944c..f55f4fee6298 100644
--- a/src/Servers/Kestrel/Core/src/MinDataRate.cs
+++ b/src/Servers/Kestrel/Core/src/MinDataRate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Infrastructure;
diff --git a/src/Servers/Kestrel/Core/src/Properties/AssemblyInfo.cs b/src/Servers/Kestrel/Core/src/Properties/AssemblyInfo.cs
index 0b8bc4956661..917b68a7ef14 100644
--- a/src/Servers/Kestrel/Core/src/Properties/AssemblyInfo.cs
+++ b/src/Servers/Kestrel/Core/src/Properties/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Servers/Kestrel/Core/src/Systemd/KestrelServerOptionsSystemdExtensions.cs b/src/Servers/Kestrel/Core/src/Systemd/KestrelServerOptionsSystemdExtensions.cs
index e3d44d26763b..7974bc23693c 100644
--- a/src/Servers/Kestrel/Core/src/Systemd/KestrelServerOptionsSystemdExtensions.cs
+++ b/src/Servers/Kestrel/Core/src/Systemd/KestrelServerOptionsSystemdExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Servers/Kestrel/Kestrel/src/WebHostBuilderKestrelExtensions.cs b/src/Servers/Kestrel/Kestrel/src/WebHostBuilderKestrelExtensions.cs
index 033e0c9895ef..0ce7802b6cae 100644
--- a/src/Servers/Kestrel/Kestrel/src/WebHostBuilderKestrelExtensions.cs
+++ b/src/Servers/Kestrel/Kestrel/src/WebHostBuilderKestrelExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Connections;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/AssemblyInfo.cs b/src/Servers/Kestrel/Transport.Sockets/src/AssemblyInfo.cs
index adb6da7aa8c3..9e18353bd670 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/AssemblyInfo.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/AssemblyInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Client/SocketConnectionFactory.cs b/src/Servers/Kestrel/Transport.Sockets/src/Client/SocketConnectionFactory.cs
index 7465ece15f98..33d7beeb4096 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Client/SocketConnectionFactory.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Client/SocketConnectionFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/BufferExtensions.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/BufferExtensions.cs
index 807b18946c15..3584fa16c92b 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/BufferExtensions.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/BufferExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/IOQueue.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/IOQueue.cs
index 9c859497c331..5b9816e546a9 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/IOQueue.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/IOQueue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/ISocketsTrace.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/ISocketsTrace.cs
index 38fa46104ac6..2439bd3bd1e0 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/ISocketsTrace.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/ISocketsTrace.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketAwaitableEventArgs.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketAwaitableEventArgs.cs
index 120a4f837e78..1b649de13f03 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketAwaitableEventArgs.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketAwaitableEventArgs.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketConnection.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketConnection.cs
index d72ccc50f7a2..bc88e29d714d 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketConnection.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketConnection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketReceiver.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketReceiver.cs
index 8aed520fddfa..e7bba48cc206 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketReceiver.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketReceiver.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketSender.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketSender.cs
index dc15e051229e..85cbd60f0828 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketSender.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketSender.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketSenderPool.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketSenderPool.cs
index 558fe16480f2..758271ec6aad 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketSenderPool.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketSenderPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketsTrace.cs b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketsTrace.cs
index 78b28e1d4892..c9959a6369b6 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketsTrace.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/Internal/SocketsTrace.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/SocketConnectionListener.cs b/src/Servers/Kestrel/Transport.Sockets/src/SocketConnectionListener.cs
index 6b618e5d5f76..7d055ad26288 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/SocketConnectionListener.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/SocketConnectionListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/SocketTransportFactory.cs b/src/Servers/Kestrel/Transport.Sockets/src/SocketTransportFactory.cs
index 00481891c85b..f67f2e41d27e 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/SocketTransportFactory.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/SocketTransportFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Net;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/SocketTransportOptions.cs b/src/Servers/Kestrel/Transport.Sockets/src/SocketTransportOptions.cs
index 94350412cede..f34471912c11 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/SocketTransportOptions.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/SocketTransportOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Servers/Kestrel/Transport.Sockets/src/WebHostBuilderSocketExtensions.cs b/src/Servers/Kestrel/Transport.Sockets/src/WebHostBuilderSocketExtensions.cs
index 8ee49f198d29..540dd07bce57 100644
--- a/src/Servers/Kestrel/Transport.Sockets/src/WebHostBuilderSocketExtensions.cs
+++ b/src/Servers/Kestrel/Transport.Sockets/src/WebHostBuilderSocketExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.AspNetCore.Connections;
diff --git a/src/Servers/Kestrel/shared/CorrelationIdGenerator.cs b/src/Servers/Kestrel/shared/CorrelationIdGenerator.cs
index c8aa7850e6df..903989e4a602 100644
--- a/src/Servers/Kestrel/shared/CorrelationIdGenerator.cs
+++ b/src/Servers/Kestrel/shared/CorrelationIdGenerator.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Servers/Kestrel/shared/TransportConnection.FeatureCollection.cs b/src/Servers/Kestrel/shared/TransportConnection.FeatureCollection.cs
index 757927e2f433..505cf4f229fe 100644
--- a/src/Servers/Kestrel/shared/TransportConnection.FeatureCollection.cs
+++ b/src/Servers/Kestrel/shared/TransportConnection.FeatureCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Buffers;
 using System.Collections.Generic;
diff --git a/src/Servers/Kestrel/shared/TransportConnection.cs b/src/Servers/Kestrel/shared/TransportConnection.cs
index 8a1d2b7f16bf..3d7e0bfacc79 100644
--- a/src/Servers/Kestrel/shared/TransportConnection.cs
+++ b/src/Servers/Kestrel/shared/TransportConnection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Shared/ActivatorUtilities/ActivatorUtilities.cs b/src/Shared/ActivatorUtilities/ActivatorUtilities.cs
index e413b06ef913..339c3d885b1c 100644
--- a/src/Shared/ActivatorUtilities/ActivatorUtilities.cs
+++ b/src/Shared/ActivatorUtilities/ActivatorUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable warnings
 #nullable enable annotations
diff --git a/src/Shared/ActivatorUtilities/ActivatorUtilitiesConstructorAttribute.cs b/src/Shared/ActivatorUtilities/ActivatorUtilitiesConstructorAttribute.cs
index 67ffa13f6fc0..fcb31530446c 100644
--- a/src/Shared/ActivatorUtilities/ActivatorUtilitiesConstructorAttribute.cs
+++ b/src/Shared/ActivatorUtilities/ActivatorUtilitiesConstructorAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/ActivatorUtilities/ObjectFactory.cs b/src/Shared/ActivatorUtilities/ObjectFactory.cs
index 517247811ec7..a404b1f0197c 100644
--- a/src/Shared/ActivatorUtilities/ObjectFactory.cs
+++ b/src/Shared/ActivatorUtilities/ObjectFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/BenchmarkRunner/AspNetCoreBenchmarkAttribute.cs b/src/Shared/BenchmarkRunner/AspNetCoreBenchmarkAttribute.cs
index d16493a738e6..22ad0fb3e51b 100644
--- a/src/Shared/BenchmarkRunner/AspNetCoreBenchmarkAttribute.cs
+++ b/src/Shared/BenchmarkRunner/AspNetCoreBenchmarkAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/BenchmarkRunner/DefaultCoreConfig.cs b/src/Shared/BenchmarkRunner/DefaultCoreConfig.cs
index 2eff67e3bacd..97ae3feb104c 100644
--- a/src/Shared/BenchmarkRunner/DefaultCoreConfig.cs
+++ b/src/Shared/BenchmarkRunner/DefaultCoreConfig.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Columns;
 using BenchmarkDotNet.Configs;
diff --git a/src/Shared/BenchmarkRunner/DefaultCoreDebugConfig.cs b/src/Shared/BenchmarkRunner/DefaultCoreDebugConfig.cs
index 14200ca85d58..301f6651376b 100644
--- a/src/Shared/BenchmarkRunner/DefaultCoreDebugConfig.cs
+++ b/src/Shared/BenchmarkRunner/DefaultCoreDebugConfig.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Configs;
 using BenchmarkDotNet.Engines;
diff --git a/src/Shared/BenchmarkRunner/DefaultCorePerfLabConfig.cs b/src/Shared/BenchmarkRunner/DefaultCorePerfLabConfig.cs
index 685953d273fd..d6d3f7404052 100644
--- a/src/Shared/BenchmarkRunner/DefaultCorePerfLabConfig.cs
+++ b/src/Shared/BenchmarkRunner/DefaultCorePerfLabConfig.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Columns;
 using BenchmarkDotNet.Configs;
diff --git a/src/Shared/BenchmarkRunner/DefaultCoreProfileConfig.cs b/src/Shared/BenchmarkRunner/DefaultCoreProfileConfig.cs
index 18d58dc1b025..ff7b33cd7b49 100644
--- a/src/Shared/BenchmarkRunner/DefaultCoreProfileConfig.cs
+++ b/src/Shared/BenchmarkRunner/DefaultCoreProfileConfig.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Columns;
 using BenchmarkDotNet.Configs;
diff --git a/src/Shared/BenchmarkRunner/DefaultCoreValidationConfig.cs b/src/Shared/BenchmarkRunner/DefaultCoreValidationConfig.cs
index ea79b42d9a75..3d5eead52d91 100644
--- a/src/Shared/BenchmarkRunner/DefaultCoreValidationConfig.cs
+++ b/src/Shared/BenchmarkRunner/DefaultCoreValidationConfig.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Configs;
 using BenchmarkDotNet.Jobs;
diff --git a/src/Shared/BenchmarkRunner/ParameterizedJobConfigAttribute.cs b/src/Shared/BenchmarkRunner/ParameterizedJobConfigAttribute.cs
index 9e0f947dc75d..0f84bd04a768 100644
--- a/src/Shared/BenchmarkRunner/ParameterizedJobConfigAttribute.cs
+++ b/src/Shared/BenchmarkRunner/ParameterizedJobConfigAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/BenchmarkRunner/ParamsDisplayInfoColumn.cs b/src/Shared/BenchmarkRunner/ParamsDisplayInfoColumn.cs
index 2267de01a68d..0be15b6e01d5 100644
--- a/src/Shared/BenchmarkRunner/ParamsDisplayInfoColumn.cs
+++ b/src/Shared/BenchmarkRunner/ParamsDisplayInfoColumn.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using BenchmarkDotNet.Columns;
 using BenchmarkDotNet.Reports;
diff --git a/src/Shared/BenchmarkRunner/Program.cs b/src/Shared/BenchmarkRunner/Program.cs
index 73ea4e4d2ab4..bf167da0dc8f 100644
--- a/src/Shared/BenchmarkRunner/Program.cs
+++ b/src/Shared/BenchmarkRunner/Program.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Shared/Buffers.MemoryPool/DiagnosticMemoryPool.cs b/src/Shared/Buffers.MemoryPool/DiagnosticMemoryPool.cs
index 2432af6ee21a..3329c20d4c24 100644
--- a/src/Shared/Buffers.MemoryPool/DiagnosticMemoryPool.cs
+++ b/src/Shared/Buffers.MemoryPool/DiagnosticMemoryPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Shared/Buffers.MemoryPool/DiagnosticPoolBlock.cs b/src/Shared/Buffers.MemoryPool/DiagnosticPoolBlock.cs
index c2fef4a00b20..d767bac1efef 100644
--- a/src/Shared/Buffers.MemoryPool/DiagnosticPoolBlock.cs
+++ b/src/Shared/Buffers.MemoryPool/DiagnosticPoolBlock.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 using System.Diagnostics;
diff --git a/src/Shared/Buffers.MemoryPool/MemoryPoolBlock.cs b/src/Shared/Buffers.MemoryPool/MemoryPoolBlock.cs
index d829983c91d9..53e06fa2ddf2 100644
--- a/src/Shared/Buffers.MemoryPool/MemoryPoolBlock.cs
+++ b/src/Shared/Buffers.MemoryPool/MemoryPoolBlock.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.InteropServices;
 
diff --git a/src/Shared/Buffers.MemoryPool/MemoryPoolFactory.cs b/src/Shared/Buffers.MemoryPool/MemoryPoolFactory.cs
index 655b640c4547..12883d98e931 100644
--- a/src/Shared/Buffers.MemoryPool/MemoryPoolFactory.cs
+++ b/src/Shared/Buffers.MemoryPool/MemoryPoolFactory.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace System.Buffers
 {
diff --git a/src/Shared/Buffers.MemoryPool/MemoryPoolThrowHelper.cs b/src/Shared/Buffers.MemoryPool/MemoryPoolThrowHelper.cs
index 104d23e720f7..f2fbf01b3976 100644
--- a/src/Shared/Buffers.MemoryPool/MemoryPoolThrowHelper.cs
+++ b/src/Shared/Buffers.MemoryPool/MemoryPoolThrowHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.Runtime.CompilerServices;
diff --git a/src/Shared/Buffers.MemoryPool/SlabMemoryPool.cs b/src/Shared/Buffers.MemoryPool/SlabMemoryPool.cs
index 4e766904bb3d..ef080fe8072d 100644
--- a/src/Shared/Buffers.MemoryPool/SlabMemoryPool.cs
+++ b/src/Shared/Buffers.MemoryPool/SlabMemoryPool.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Concurrent;
 
diff --git a/src/Shared/Buffers.Testing/BufferSegment.cs b/src/Shared/Buffers.Testing/BufferSegment.cs
index d89f4addd5f5..d4ac084f8fe3 100644
--- a/src/Shared/Buffers.Testing/BufferSegment.cs
+++ b/src/Shared/Buffers.Testing/BufferSegment.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 namespace System.Buffers
 {
diff --git a/src/Shared/Buffers.Testing/CustomMemoryForTest.cs b/src/Shared/Buffers.Testing/CustomMemoryForTest.cs
index 2d5ed4babde6..cf471e68cb08 100644
--- a/src/Shared/Buffers.Testing/CustomMemoryForTest.cs
+++ b/src/Shared/Buffers.Testing/CustomMemoryForTest.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 namespace System.Buffers
 {
diff --git a/src/Shared/Buffers.Testing/ReadOnlySequenceFactory.cs b/src/Shared/Buffers.Testing/ReadOnlySequenceFactory.cs
index 0a4faef2dab9..dff5faa4896a 100644
--- a/src/Shared/Buffers.Testing/ReadOnlySequenceFactory.cs
+++ b/src/Shared/Buffers.Testing/ReadOnlySequenceFactory.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 #nullable enable
 
diff --git a/src/Shared/CertificateGeneration/CertificateExportFormat.cs b/src/Shared/CertificateGeneration/CertificateExportFormat.cs
index 00c4c334ccc9..f618142009bc 100644
--- a/src/Shared/CertificateGeneration/CertificateExportFormat.cs
+++ b/src/Shared/CertificateGeneration/CertificateExportFormat.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Certificates.Generation
 {
diff --git a/src/Shared/CertificateGeneration/CertificateManager.cs b/src/Shared/CertificateGeneration/CertificateManager.cs
index 5e5f19e93870..f9bf16d7af95 100644
--- a/src/Shared/CertificateGeneration/CertificateManager.cs
+++ b/src/Shared/CertificateGeneration/CertificateManager.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/CertificateGeneration/CertificatePurpose.cs b/src/Shared/CertificateGeneration/CertificatePurpose.cs
index 7b3231f80d53..8224553214c6 100644
--- a/src/Shared/CertificateGeneration/CertificatePurpose.cs
+++ b/src/Shared/CertificateGeneration/CertificatePurpose.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Certificates.Generation
 {
diff --git a/src/Shared/CertificateGeneration/EnsureCertificateResult.cs b/src/Shared/CertificateGeneration/EnsureCertificateResult.cs
index 00eebbac3dcc..c277331a6295 100644
--- a/src/Shared/CertificateGeneration/EnsureCertificateResult.cs
+++ b/src/Shared/CertificateGeneration/EnsureCertificateResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Certificates.Generation
 {
diff --git a/src/Shared/CertificateGeneration/ImportCertificateResult.cs b/src/Shared/CertificateGeneration/ImportCertificateResult.cs
index 2738417a620c..05a0b1af09bb 100644
--- a/src/Shared/CertificateGeneration/ImportCertificateResult.cs
+++ b/src/Shared/CertificateGeneration/ImportCertificateResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Certificates.Generation
 {
diff --git a/src/Shared/CertificateGeneration/MacOSCertificateManager.cs b/src/Shared/CertificateGeneration/MacOSCertificateManager.cs
index 069bb6109810..aee239650530 100644
--- a/src/Shared/CertificateGeneration/MacOSCertificateManager.cs
+++ b/src/Shared/CertificateGeneration/MacOSCertificateManager.cs
@@ -1,3 +1,5 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/CertificateGeneration/UnixCertificateManager.cs b/src/Shared/CertificateGeneration/UnixCertificateManager.cs
index 7b3dbc055add..7252dfd5ca79 100644
--- a/src/Shared/CertificateGeneration/UnixCertificateManager.cs
+++ b/src/Shared/CertificateGeneration/UnixCertificateManager.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Security.Cryptography.X509Certificates;
diff --git a/src/Shared/CertificateGeneration/WindowsCertificateManager.cs b/src/Shared/CertificateGeneration/WindowsCertificateManager.cs
index e9fe0ef2e111..1ecae19aafef 100644
--- a/src/Shared/CertificateGeneration/WindowsCertificateManager.cs
+++ b/src/Shared/CertificateGeneration/WindowsCertificateManager.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Shared/CodeAnalysis/DynamicallyAccessedMemberTypes.cs b/src/Shared/CodeAnalysis/DynamicallyAccessedMemberTypes.cs
index d7ae7588e01e..bfb1ec4c8e60 100644
--- a/src/Shared/CodeAnalysis/DynamicallyAccessedMemberTypes.cs
+++ b/src/Shared/CodeAnalysis/DynamicallyAccessedMemberTypes.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 #if !NET5_0 && !NET6_0
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
diff --git a/src/Shared/CodeAnalysis/DynamicallyAccessedMembersAttribute.cs b/src/Shared/CodeAnalysis/DynamicallyAccessedMembersAttribute.cs
index b37f0927704a..9b4124c2be1f 100644
--- a/src/Shared/CodeAnalysis/DynamicallyAccessedMembersAttribute.cs
+++ b/src/Shared/CodeAnalysis/DynamicallyAccessedMembersAttribute.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 #if !NET5_0 && !NET6_0
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
diff --git a/src/Shared/CommandLineUtils/CommandLine/AnsiConsole.cs b/src/Shared/CommandLineUtils/CommandLine/AnsiConsole.cs
index 14831cde0c0c..85c71001798f 100644
--- a/src/Shared/CommandLineUtils/CommandLine/AnsiConsole.cs
+++ b/src/Shared/CommandLineUtils/CommandLine/AnsiConsole.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Shared/CommandLineUtils/CommandLine/CommandArgument.cs b/src/Shared/CommandLineUtils/CommandLine/CommandArgument.cs
index 4eac95982c20..562f14f652d7 100644
--- a/src/Shared/CommandLineUtils/CommandLine/CommandArgument.cs
+++ b/src/Shared/CommandLineUtils/CommandLine/CommandArgument.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Shared/CommandLineUtils/CommandLine/CommandLineApplication.cs b/src/Shared/CommandLineUtils/CommandLine/CommandLineApplication.cs
index ae752ed2c961..9b43e20e9a1b 100644
--- a/src/Shared/CommandLineUtils/CommandLine/CommandLineApplication.cs
+++ b/src/Shared/CommandLineUtils/CommandLine/CommandLineApplication.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Shared/CommandLineUtils/CommandLine/CommandOption.cs b/src/Shared/CommandLineUtils/CommandLine/CommandOption.cs
index 323651c3f189..19825bf72feb 100644
--- a/src/Shared/CommandLineUtils/CommandLine/CommandOption.cs
+++ b/src/Shared/CommandLineUtils/CommandLine/CommandOption.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/CommandLineUtils/CommandLine/CommandOptionType.cs b/src/Shared/CommandLineUtils/CommandLine/CommandOptionType.cs
index 76fdf38f5e29..8f65a5ac460d 100644
--- a/src/Shared/CommandLineUtils/CommandLine/CommandOptionType.cs
+++ b/src/Shared/CommandLineUtils/CommandLine/CommandOptionType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 namespace Microsoft.Extensions.CommandLineUtils
diff --git a/src/Shared/CommandLineUtils/CommandLine/CommandParsingException.cs b/src/Shared/CommandLineUtils/CommandLine/CommandParsingException.cs
index 2be62b87faad..ba63fb29817f 100644
--- a/src/Shared/CommandLineUtils/CommandLine/CommandParsingException.cs
+++ b/src/Shared/CommandLineUtils/CommandLine/CommandParsingException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/CommandLineUtils/Utilities/ArgumentEscaper.cs b/src/Shared/CommandLineUtils/Utilities/ArgumentEscaper.cs
index 92543e7f237e..f64ad0b5ccc5 100644
--- a/src/Shared/CommandLineUtils/Utilities/ArgumentEscaper.cs
+++ b/src/Shared/CommandLineUtils/Utilities/ArgumentEscaper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Shared/CommandLineUtils/Utilities/DotNetMuxer.cs b/src/Shared/CommandLineUtils/Utilities/DotNetMuxer.cs
index ff4559aed1cb..7f2a3a3a1fcb 100644
--- a/src/Shared/CommandLineUtils/Utilities/DotNetMuxer.cs
+++ b/src/Shared/CommandLineUtils/Utilities/DotNetMuxer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 // System.AppContext.GetData is not available in these frameworks
 #nullable enable
diff --git a/src/Shared/CopyOnWriteDictionary/CopyOnWriteDictionary.cs b/src/Shared/CopyOnWriteDictionary/CopyOnWriteDictionary.cs
index 85587c27bd01..f8fa213150ee 100644
--- a/src/Shared/CopyOnWriteDictionary/CopyOnWriteDictionary.cs
+++ b/src/Shared/CopyOnWriteDictionary/CopyOnWriteDictionary.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 using System;
diff --git a/src/Shared/CopyOnWriteDictionary/CopyOnWriteDictionaryHolder.cs b/src/Shared/CopyOnWriteDictionary/CopyOnWriteDictionaryHolder.cs
index cbb6f4161a75..19dc7d7f020c 100644
--- a/src/Shared/CopyOnWriteDictionary/CopyOnWriteDictionaryHolder.cs
+++ b/src/Shared/CopyOnWriteDictionary/CopyOnWriteDictionaryHolder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Shared/Diagnostics/AttributeValue.cs b/src/Shared/Diagnostics/AttributeValue.cs
index addbd12e6db5..f35b248fb472 100644
--- a/src/Shared/Diagnostics/AttributeValue.cs
+++ b/src/Shared/Diagnostics/AttributeValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/Diagnostics/BaseView.cs b/src/Shared/Diagnostics/BaseView.cs
index 08bb26f9297f..82e5b129ed40 100644
--- a/src/Shared/Diagnostics/BaseView.cs
+++ b/src/Shared/Diagnostics/BaseView.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/Diagnostics/HelperResult.cs b/src/Shared/Diagnostics/HelperResult.cs
index 35de337a840d..cffda80d00db 100644
--- a/src/Shared/Diagnostics/HelperResult.cs
+++ b/src/Shared/Diagnostics/HelperResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Shared/ErrorPage/ErrorPageModel.cs b/src/Shared/ErrorPage/ErrorPageModel.cs
index 772d98155430..1d3c0beac8c9 100644
--- a/src/Shared/ErrorPage/ErrorPageModel.cs
+++ b/src/Shared/ErrorPage/ErrorPageModel.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.Extensions.StackTrace.Sources;
diff --git a/src/Shared/ErrorPage/ErrorPageModelBuilder.cs b/src/Shared/ErrorPage/ErrorPageModelBuilder.cs
index 3e4e856e8628..42190b2f0e30 100644
--- a/src/Shared/ErrorPage/ErrorPageModelBuilder.cs
+++ b/src/Shared/ErrorPage/ErrorPageModelBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/EventSource.Testing/TestCounterListener.cs b/src/Shared/EventSource.Testing/TestCounterListener.cs
index f31551c83e7c..b6b3cbb4821e 100644
--- a/src/Shared/EventSource.Testing/TestCounterListener.cs
+++ b/src/Shared/EventSource.Testing/TestCounterListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Diagnostics.Tracing;
diff --git a/src/Shared/EventSource.Testing/TestEventListener.cs b/src/Shared/EventSource.Testing/TestEventListener.cs
index 6635dc14fb84..284147cb6e80 100644
--- a/src/Shared/EventSource.Testing/TestEventListener.cs
+++ b/src/Shared/EventSource.Testing/TestEventListener.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.Tracing;
 
diff --git a/src/Shared/HashCodeCombiner/HashCodeCombiner.cs b/src/Shared/HashCodeCombiner/HashCodeCombiner.cs
index 054601018ad5..66de77520480 100644
--- a/src/Shared/HashCodeCombiner/HashCodeCombiner.cs
+++ b/src/Shared/HashCodeCombiner/HashCodeCombiner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Shared/Hpack/DynamicHPackEncoder.cs b/src/Shared/Hpack/DynamicHPackEncoder.cs
index 60bfc4af8fbc..73ce87be52bc 100644
--- a/src/Shared/Hpack/DynamicHPackEncoder.cs
+++ b/src/Shared/Hpack/DynamicHPackEncoder.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 #nullable enable
 using System.Diagnostics;
diff --git a/src/Shared/Hpack/EncoderHeaderEntry.cs b/src/Shared/Hpack/EncoderHeaderEntry.cs
index aa87ab7dcd91..0581440c7e92 100644
--- a/src/Shared/Hpack/EncoderHeaderEntry.cs
+++ b/src/Shared/Hpack/EncoderHeaderEntry.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System.Diagnostics;
 
diff --git a/src/Shared/Hpack/StatusCodes.cs b/src/Shared/Hpack/StatusCodes.cs
index eb67205586f0..40052abbf4de 100644
--- a/src/Shared/Hpack/StatusCodes.cs
+++ b/src/Shared/Hpack/StatusCodes.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System.Globalization;
 using System.Text;
diff --git a/src/Shared/HttpSys/Constants.cs b/src/Shared/HttpSys/Constants.cs
index 4d0576c47703..ffac9fc89e00 100644
--- a/src/Shared/HttpSys/Constants.cs
+++ b/src/Shared/HttpSys/Constants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/HttpSys/NativeInterop/CookedUrl.cs b/src/Shared/HttpSys/NativeInterop/CookedUrl.cs
index 0cb2afcdb350..6975d9be738b 100644
--- a/src/Shared/HttpSys/NativeInterop/CookedUrl.cs
+++ b/src/Shared/HttpSys/NativeInterop/CookedUrl.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Shared/HttpSys/NativeInterop/HeapAllocHandle.cs b/src/Shared/HttpSys/NativeInterop/HeapAllocHandle.cs
index 9175fd8572e2..5713ba0a0dea 100644
--- a/src/Shared/HttpSys/NativeInterop/HeapAllocHandle.cs
+++ b/src/Shared/HttpSys/NativeInterop/HeapAllocHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Win32.SafeHandles;
diff --git a/src/Shared/HttpSys/NativeInterop/HttpApiTypes.cs b/src/Shared/HttpSys/NativeInterop/HttpApiTypes.cs
index 6388e46fe453..f20927f23ed8 100644
--- a/src/Shared/HttpSys/NativeInterop/HttpApiTypes.cs
+++ b/src/Shared/HttpSys/NativeInterop/HttpApiTypes.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/HttpSys/NativeInterop/HttpSysRequestHeader.cs b/src/Shared/HttpSys/NativeInterop/HttpSysRequestHeader.cs
index c52444b1bebb..44a545522756 100644
--- a/src/Shared/HttpSys/NativeInterop/HttpSysRequestHeader.cs
+++ b/src/Shared/HttpSys/NativeInterop/HttpSysRequestHeader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.HttpSys.Internal
 {
diff --git a/src/Shared/HttpSys/NativeInterop/HttpSysResponseHeader.cs b/src/Shared/HttpSys/NativeInterop/HttpSysResponseHeader.cs
index 5b00f35d29ab..5b8bd818038b 100644
--- a/src/Shared/HttpSys/NativeInterop/HttpSysResponseHeader.cs
+++ b/src/Shared/HttpSys/NativeInterop/HttpSysResponseHeader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.HttpSys.Internal
 {
diff --git a/src/Shared/HttpSys/NativeInterop/NclUtilities.cs b/src/Shared/HttpSys/NativeInterop/NclUtilities.cs
index 504e82a300f1..40f98809454b 100644
--- a/src/Shared/HttpSys/NativeInterop/NclUtilities.cs
+++ b/src/Shared/HttpSys/NativeInterop/NclUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/HttpSys/NativeInterop/SafeLocalFreeChannelBinding.cs b/src/Shared/HttpSys/NativeInterop/SafeLocalFreeChannelBinding.cs
index 4c83257e5dae..370dd595b753 100644
--- a/src/Shared/HttpSys/NativeInterop/SafeLocalFreeChannelBinding.cs
+++ b/src/Shared/HttpSys/NativeInterop/SafeLocalFreeChannelBinding.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Security.Authentication.ExtendedProtection;
diff --git a/src/Shared/HttpSys/NativeInterop/SafeLocalMemHandle.cs b/src/Shared/HttpSys/NativeInterop/SafeLocalMemHandle.cs
index 75fb50871452..0c70a8c0a458 100644
--- a/src/Shared/HttpSys/NativeInterop/SafeLocalMemHandle.cs
+++ b/src/Shared/HttpSys/NativeInterop/SafeLocalMemHandle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Win32.SafeHandles;
diff --git a/src/Shared/HttpSys/NativeInterop/SafeNativeOverlapped.cs b/src/Shared/HttpSys/NativeInterop/SafeNativeOverlapped.cs
index 8071ce1f5922..36327df09744 100644
--- a/src/Shared/HttpSys/NativeInterop/SafeNativeOverlapped.cs
+++ b/src/Shared/HttpSys/NativeInterop/SafeNativeOverlapped.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Shared/HttpSys/NativeInterop/SocketAddress.cs b/src/Shared/HttpSys/NativeInterop/SocketAddress.cs
index de0bbfeaf862..a03ada3bc899 100644
--- a/src/Shared/HttpSys/NativeInterop/SocketAddress.cs
+++ b/src/Shared/HttpSys/NativeInterop/SocketAddress.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/HttpSys/NativeInterop/UnsafeNativeMethods.cs b/src/Shared/HttpSys/NativeInterop/UnsafeNativeMethods.cs
index 14c55cefcbd5..869826f7fd84 100644
--- a/src/Shared/HttpSys/NativeInterop/UnsafeNativeMethods.cs
+++ b/src/Shared/HttpSys/NativeInterop/UnsafeNativeMethods.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Shared/HttpSys/RequestProcessing/HeaderCollection.cs b/src/Shared/HttpSys/RequestProcessing/HeaderCollection.cs
index 47faf31ab4ef..42baaa883823 100644
--- a/src/Shared/HttpSys/RequestProcessing/HeaderCollection.cs
+++ b/src/Shared/HttpSys/RequestProcessing/HeaderCollection.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Shared/HttpSys/RequestProcessing/HeaderEncoding.cs b/src/Shared/HttpSys/RequestProcessing/HeaderEncoding.cs
index 14eff1ebce10..be7dcab3f5b5 100644
--- a/src/Shared/HttpSys/RequestProcessing/HeaderEncoding.cs
+++ b/src/Shared/HttpSys/RequestProcessing/HeaderEncoding.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Shared/HttpSys/RequestProcessing/HeaderParser.cs b/src/Shared/HttpSys/RequestProcessing/HeaderParser.cs
index e3341944b936..69028b483862 100644
--- a/src/Shared/HttpSys/RequestProcessing/HeaderParser.cs
+++ b/src/Shared/HttpSys/RequestProcessing/HeaderParser.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using Microsoft.Extensions.Primitives;
diff --git a/src/Shared/HttpSys/RequestProcessing/HttpKnownHeaderNames.cs b/src/Shared/HttpSys/RequestProcessing/HttpKnownHeaderNames.cs
index ac299f978574..8e0696ee1ef9 100644
--- a/src/Shared/HttpSys/RequestProcessing/HttpKnownHeaderNames.cs
+++ b/src/Shared/HttpSys/RequestProcessing/HttpKnownHeaderNames.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.HttpSys.Internal
 {
diff --git a/src/Shared/HttpSys/RequestProcessing/NativeRequestContext.cs b/src/Shared/HttpSys/RequestProcessing/NativeRequestContext.cs
index 13ce3ddd63e8..ae772b0b95a7 100644
--- a/src/Shared/HttpSys/RequestProcessing/NativeRequestContext.cs
+++ b/src/Shared/HttpSys/RequestProcessing/NativeRequestContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Shared/HttpSys/RequestProcessing/PathNormalizer.cs b/src/Shared/HttpSys/RequestProcessing/PathNormalizer.cs
index ca9545dc6ce2..f0d63f78759e 100644
--- a/src/Shared/HttpSys/RequestProcessing/PathNormalizer.cs
+++ b/src/Shared/HttpSys/RequestProcessing/PathNormalizer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Shared/HttpSys/RequestProcessing/RawUrlHelper.cs b/src/Shared/HttpSys/RequestProcessing/RawUrlHelper.cs
index c1eb53997b02..879a7ff9dfe8 100644
--- a/src/Shared/HttpSys/RequestProcessing/RawUrlHelper.cs
+++ b/src/Shared/HttpSys/RequestProcessing/RawUrlHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Shared/HttpSys/RequestProcessing/RequestHeaders.cs b/src/Shared/HttpSys/RequestProcessing/RequestHeaders.cs
index ebd6a3089cb1..70bc4c4c4fee 100644
--- a/src/Shared/HttpSys/RequestProcessing/RequestHeaders.cs
+++ b/src/Shared/HttpSys/RequestProcessing/RequestHeaders.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Shared/HttpSys/RequestProcessing/RequestUriBuilder.cs b/src/Shared/HttpSys/RequestProcessing/RequestUriBuilder.cs
index 58ba8a6768bb..b81086042e47 100644
--- a/src/Shared/HttpSys/RequestProcessing/RequestUriBuilder.cs
+++ b/src/Shared/HttpSys/RequestProcessing/RequestUriBuilder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Shared/HttpSys/RequestProcessing/SslStatus.cs b/src/Shared/HttpSys/RequestProcessing/SslStatus.cs
index 5154a0e9dac0..80d5a93054bd 100644
--- a/src/Shared/HttpSys/RequestProcessing/SslStatus.cs
+++ b/src/Shared/HttpSys/RequestProcessing/SslStatus.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.HttpSys.Internal
 {
diff --git a/src/Shared/JSInterop/JSCallResultTypeHelper.cs b/src/Shared/JSInterop/JSCallResultTypeHelper.cs
index 8bf1a547fc1b..968943f81e97 100644
--- a/src/Shared/JSInterop/JSCallResultTypeHelper.cs
+++ b/src/Shared/JSInterop/JSCallResultTypeHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 
diff --git a/src/Shared/LinkerFlags.cs b/src/Shared/LinkerFlags.cs
index 0494a9090121..dcfd1f677c36 100644
--- a/src/Shared/LinkerFlags.cs
+++ b/src/Shared/LinkerFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics.CodeAnalysis;
 
diff --git a/src/Shared/Nullable/NullableAttributes.cs b/src/Shared/Nullable/NullableAttributes.cs
index 936ee5832c20..02ec4d38a3c0 100644
--- a/src/Shared/Nullable/NullableAttributes.cs
+++ b/src/Shared/Nullable/NullableAttributes.cs
@@ -1,7 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-// From https://github.com/dotnet/runtime/blob/ef72b95937703e485fdbbb75f3251fedfd1a0ef9/src/libraries/System.Private.CoreLib/src/System/Diagnostics/CodeAnalysis/NullableAttributes.cs
 
 namespace System.Diagnostics.CodeAnalysis
 {
diff --git a/src/Shared/ObjectMethodExecutor/AwaitableInfo.cs b/src/Shared/ObjectMethodExecutor/AwaitableInfo.cs
index f25736e6cc30..154d01d90771 100644
--- a/src/Shared/ObjectMethodExecutor/AwaitableInfo.cs
+++ b/src/Shared/ObjectMethodExecutor/AwaitableInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Shared/ObjectMethodExecutor/CoercedAwaitableInfo.cs b/src/Shared/ObjectMethodExecutor/CoercedAwaitableInfo.cs
index b27c66c72d9b..ab3fad1c5bc8 100644
--- a/src/Shared/ObjectMethodExecutor/CoercedAwaitableInfo.cs
+++ b/src/Shared/ObjectMethodExecutor/CoercedAwaitableInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Shared/ObjectMethodExecutor/ObjectMethodExecutor.cs b/src/Shared/ObjectMethodExecutor/ObjectMethodExecutor.cs
index d0f12b1af913..96b803ab3e28 100644
--- a/src/Shared/ObjectMethodExecutor/ObjectMethodExecutor.cs
+++ b/src/Shared/ObjectMethodExecutor/ObjectMethodExecutor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Shared/ObjectMethodExecutor/ObjectMethodExecutorAwaitable.cs b/src/Shared/ObjectMethodExecutor/ObjectMethodExecutorAwaitable.cs
index a4183b81ffb9..62d74c84674f 100644
--- a/src/Shared/ObjectMethodExecutor/ObjectMethodExecutorAwaitable.cs
+++ b/src/Shared/ObjectMethodExecutor/ObjectMethodExecutorAwaitable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Shared/ObjectMethodExecutor/ObjectMethodExecutorFSharpSupport.cs b/src/Shared/ObjectMethodExecutor/ObjectMethodExecutorFSharpSupport.cs
index 8c452ba16913..51b2938226ca 100644
--- a/src/Shared/ObjectMethodExecutor/ObjectMethodExecutorFSharpSupport.cs
+++ b/src/Shared/ObjectMethodExecutor/ObjectMethodExecutorFSharpSupport.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable disable
 
diff --git a/src/Shared/ParameterDefaultValue/ParameterDefaultValue.cs b/src/Shared/ParameterDefaultValue/ParameterDefaultValue.cs
index ae0710d3fc1d..ce10d5799849 100644
--- a/src/Shared/ParameterDefaultValue/ParameterDefaultValue.cs
+++ b/src/Shared/ParameterDefaultValue/ParameterDefaultValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Shared/Process/ProcessEx.cs b/src/Shared/Process/ProcessEx.cs
index 75c4413706ff..cbda49622d04 100644
--- a/src/Shared/Process/ProcessEx.cs
+++ b/src/Shared/Process/ProcessEx.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Shared/Process/ProcessExtensions.cs b/src/Shared/Process/ProcessExtensions.cs
index b38ec37d0883..37dc485ffce2 100644
--- a/src/Shared/Process/ProcessExtensions.cs
+++ b/src/Shared/Process/ProcessExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/PropertyHelper/PropertyHelper.cs b/src/Shared/PropertyHelper/PropertyHelper.cs
index 94bac275cc98..2c63e83c6968 100644
--- a/src/Shared/PropertyHelper/PropertyHelper.cs
+++ b/src/Shared/PropertyHelper/PropertyHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Shared/RangeHelper/RangeHelper.cs b/src/Shared/RangeHelper/RangeHelper.cs
index 0d13aba2ee55..8f7eb3d9526b 100644
--- a/src/Shared/RangeHelper/RangeHelper.cs
+++ b/src/Shared/RangeHelper/RangeHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Shared/Razor/CaseSensitiveBoundAttributeComparer.cs b/src/Shared/Razor/CaseSensitiveBoundAttributeComparer.cs
index 4f7acca92ba4..4b4b1d83932c 100644
--- a/src/Shared/Razor/CaseSensitiveBoundAttributeComparer.cs
+++ b/src/Shared/Razor/CaseSensitiveBoundAttributeComparer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/RazorShared/JsonReaderExtensions.cs b/src/Shared/RazorShared/JsonReaderExtensions.cs
index 2cf37b12d55f..e8153cb23370 100644
--- a/src/Shared/RazorShared/JsonReaderExtensions.cs
+++ b/src/Shared/RazorShared/JsonReaderExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/RazorShared/RazorDiagnosticJsonConverter.cs b/src/Shared/RazorShared/RazorDiagnosticJsonConverter.cs
index 3d34a8e34479..dddccf0f4546 100644
--- a/src/Shared/RazorShared/RazorDiagnosticJsonConverter.cs
+++ b/src/Shared/RazorShared/RazorDiagnosticJsonConverter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Shared/RazorShared/TagHelperDescriptorJsonConverter.cs b/src/Shared/RazorShared/TagHelperDescriptorJsonConverter.cs
index 85763bf559d6..1f913863c54d 100644
--- a/src/Shared/RazorShared/TagHelperDescriptorJsonConverter.cs
+++ b/src/Shared/RazorShared/TagHelperDescriptorJsonConverter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/RazorViews/AttributeValue.cs b/src/Shared/RazorViews/AttributeValue.cs
index 7a066a7040b3..2e8b015c8d4c 100644
--- a/src/Shared/RazorViews/AttributeValue.cs
+++ b/src/Shared/RazorViews/AttributeValue.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/RazorViews/BaseView.cs b/src/Shared/RazorViews/BaseView.cs
index d587d98c55ac..b0c77c6c51c9 100644
--- a/src/Shared/RazorViews/BaseView.cs
+++ b/src/Shared/RazorViews/BaseView.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/RazorViews/HelperResult.cs b/src/Shared/RazorViews/HelperResult.cs
index c79944aae646..53efc3233f44 100644
--- a/src/Shared/RazorViews/HelperResult.cs
+++ b/src/Shared/RazorViews/HelperResult.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Shared/SecurityHelper/SecurityHelper.cs b/src/Shared/SecurityHelper/SecurityHelper.cs
index ea17c5fa0f4b..ffcfeb17f387 100644
--- a/src/Shared/SecurityHelper/SecurityHelper.cs
+++ b/src/Shared/SecurityHelper/SecurityHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 
diff --git a/src/Shared/ServerInfrastructure/BufferExtensions.cs b/src/Shared/ServerInfrastructure/BufferExtensions.cs
index 6f3ef2461270..c699ee84aee3 100644
--- a/src/Shared/ServerInfrastructure/BufferExtensions.cs
+++ b/src/Shared/ServerInfrastructure/BufferExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 using System.IO.Pipelines;
diff --git a/src/Shared/ServerInfrastructure/BufferWriter.cs b/src/Shared/ServerInfrastructure/BufferWriter.cs
index 20529f92b075..94b9513b84f9 100644
--- a/src/Shared/ServerInfrastructure/BufferWriter.cs
+++ b/src/Shared/ServerInfrastructure/BufferWriter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Runtime.CompilerServices;
 
diff --git a/src/Shared/ServerInfrastructure/DuplexPipe.cs b/src/Shared/ServerInfrastructure/DuplexPipe.cs
index cee167b20b0c..c4f793bb5982 100644
--- a/src/Shared/ServerInfrastructure/DuplexPipe.cs
+++ b/src/Shared/ServerInfrastructure/DuplexPipe.cs
@@ -1,5 +1,5 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace System.IO.Pipelines
 {
diff --git a/src/Shared/ServerInfrastructure/DuplexPipeStream.cs b/src/Shared/ServerInfrastructure/DuplexPipeStream.cs
index 9f0e58ee8d98..aed54205c863 100644
--- a/src/Shared/ServerInfrastructure/DuplexPipeStream.cs
+++ b/src/Shared/ServerInfrastructure/DuplexPipeStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO.Pipelines;
diff --git a/src/Shared/ServerInfrastructure/DuplexPipeStreamAdapter.cs b/src/Shared/ServerInfrastructure/DuplexPipeStreamAdapter.cs
index ee310c1e52a5..3c86a3c74841 100644
--- a/src/Shared/ServerInfrastructure/DuplexPipeStreamAdapter.cs
+++ b/src/Shared/ServerInfrastructure/DuplexPipeStreamAdapter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Shared/ServerInfrastructure/Http2/Bitshifter.cs b/src/Shared/ServerInfrastructure/Http2/Bitshifter.cs
index a57f67d6b794..47d2ecfb8787 100644
--- a/src/Shared/ServerInfrastructure/Http2/Bitshifter.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Bitshifter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers.Binary;
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2ConnectionErrorException.cs b/src/Shared/ServerInfrastructure/Http2/Http2ConnectionErrorException.cs
index 4f06c98c2c46..489adbf2f742 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2ConnectionErrorException.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2ConnectionErrorException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2ContinuationFrameFlags.cs b/src/Shared/ServerInfrastructure/Http2/Http2ContinuationFrameFlags.cs
index df6d3244637c..88da22ae2a9f 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2ContinuationFrameFlags.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2ContinuationFrameFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2DataFrameFlags.cs b/src/Shared/ServerInfrastructure/Http2/Http2DataFrameFlags.cs
index 2bcfd42e6d4b..dd576daf2490 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2DataFrameFlags.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2DataFrameFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2ErrorCode.cs b/src/Shared/ServerInfrastructure/Http2/Http2ErrorCode.cs
index b13f522ad5c8..7890f1f7599b 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2ErrorCode.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2ErrorCode.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Continuation.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Continuation.cs
index 407a0d1770ba..1ba5b326e2f6 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Continuation.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Continuation.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Data.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Data.cs
index b122e583e086..8921641c5307 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Data.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Data.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.GoAway.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.GoAway.cs
index 6e5292f1c5bb..36ca25877a4b 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.GoAway.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.GoAway.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Headers.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Headers.cs
index bf5fb386e5f5..2b4fae3a64c1 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Headers.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Headers.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Ping.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Ping.cs
index d8e51b867fa2..bc334a5c136c 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Ping.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Ping.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Priority.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Priority.cs
index 1dccf9724f3d..2005b28a55eb 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Priority.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Priority.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.RstStream.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.RstStream.cs
index 4e542bdb7f52..360748c12588 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.RstStream.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.RstStream.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Settings.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Settings.cs
index 30298a14aff6..f169b8fad07c 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.Settings.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.Settings.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.WindowUpdate.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.WindowUpdate.cs
index 94647815c80f..86680f7fc7f4 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.WindowUpdate.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.WindowUpdate.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2Frame.cs b/src/Shared/ServerInfrastructure/Http2/Http2Frame.cs
index d892d19fa2c1..ffa3adc1030e 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2Frame.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2Frame.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2FrameReader.cs b/src/Shared/ServerInfrastructure/Http2/Http2FrameReader.cs
index 5762b4a67121..327539b0e015 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2FrameReader.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2FrameReader.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2FrameType.cs b/src/Shared/ServerInfrastructure/Http2/Http2FrameType.cs
index c52d1262f674..2538e2e07f67 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2FrameType.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2FrameType.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2HeadersFrameFlags.cs b/src/Shared/ServerInfrastructure/Http2/Http2HeadersFrameFlags.cs
index 146c4a20ed34..9a7cac9b65ea 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2HeadersFrameFlags.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2HeadersFrameFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2PeerSetting.cs b/src/Shared/ServerInfrastructure/Http2/Http2PeerSetting.cs
index ba0fc182c575..3bf0fd963dec 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2PeerSetting.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2PeerSetting.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2PeerSettings.cs b/src/Shared/ServerInfrastructure/Http2/Http2PeerSettings.cs
index a21b032aa86d..6ce7a338055e 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2PeerSettings.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2PeerSettings.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2PingFrameFlags.cs b/src/Shared/ServerInfrastructure/Http2/Http2PingFrameFlags.cs
index 9a809e92399e..dd77c34d4ff0 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2PingFrameFlags.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2PingFrameFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2SettingsFrameFlags.cs b/src/Shared/ServerInfrastructure/Http2/Http2SettingsFrameFlags.cs
index 721872a80a1c..fc3c4eb85560 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2SettingsFrameFlags.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2SettingsFrameFlags.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2SettingsParameter.cs b/src/Shared/ServerInfrastructure/Http2/Http2SettingsParameter.cs
index 495c92993797..cfafa2da2c49 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2SettingsParameter.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2SettingsParameter.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http2
 {
diff --git a/src/Shared/ServerInfrastructure/Http2/Http2SettingsParameterOutOfRangeException.cs b/src/Shared/ServerInfrastructure/Http2/Http2SettingsParameterOutOfRangeException.cs
index 05856cbf6eae..fa1ad72ebae7 100644
--- a/src/Shared/ServerInfrastructure/Http2/Http2SettingsParameterOutOfRangeException.cs
+++ b/src/Shared/ServerInfrastructure/Http2/Http2SettingsParameterOutOfRangeException.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Shared/ServerInfrastructure/ManualResetValueTaskSource.cs b/src/Shared/ServerInfrastructure/ManualResetValueTaskSource.cs
index 213be1bd51ec..fc06ae0df698 100644
--- a/src/Shared/ServerInfrastructure/ManualResetValueTaskSource.cs
+++ b/src/Shared/ServerInfrastructure/ManualResetValueTaskSource.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Threading.Tasks.Sources;
diff --git a/src/Shared/ServerInfrastructure/MemoryPoolExtensions.cs b/src/Shared/ServerInfrastructure/MemoryPoolExtensions.cs
index d3b1f30a0263..766f1bb6341e 100644
--- a/src/Shared/ServerInfrastructure/MemoryPoolExtensions.cs
+++ b/src/Shared/ServerInfrastructure/MemoryPoolExtensions.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Buffers;
 using System.Collections.Generic;
diff --git a/src/Shared/ServerInfrastructure/SslDuplexPipe.cs b/src/Shared/ServerInfrastructure/SslDuplexPipe.cs
index d53ced00310e..4c8b2b241ca4 100644
--- a/src/Shared/ServerInfrastructure/SslDuplexPipe.cs
+++ b/src/Shared/ServerInfrastructure/SslDuplexPipe.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Shared/ServerInfrastructure/StringUtilities.cs b/src/Shared/ServerInfrastructure/StringUtilities.cs
index 2e9c4cee8936..bc5c49ebfc85 100644
--- a/src/Shared/ServerInfrastructure/StringUtilities.cs
+++ b/src/Shared/ServerInfrastructure/StringUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Buffers;
diff --git a/src/Shared/StackTrace/ExceptionDetails/ExceptionDetails.cs b/src/Shared/StackTrace/ExceptionDetails/ExceptionDetails.cs
index 7ee25f2876cc..ad96ff2f338d 100644
--- a/src/Shared/StackTrace/ExceptionDetails/ExceptionDetails.cs
+++ b/src/Shared/StackTrace/ExceptionDetails/ExceptionDetails.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/StackTrace/ExceptionDetails/ExceptionDetailsProvider.cs b/src/Shared/StackTrace/ExceptionDetails/ExceptionDetailsProvider.cs
index 5846a5add357..a57531b466d6 100644
--- a/src/Shared/StackTrace/ExceptionDetails/ExceptionDetailsProvider.cs
+++ b/src/Shared/StackTrace/ExceptionDetails/ExceptionDetailsProvider.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Shared/StackTrace/ExceptionDetails/LoggerExtensions.cs b/src/Shared/StackTrace/ExceptionDetails/LoggerExtensions.cs
index 17ef3a944c6b..55bca09df237 100644
--- a/src/Shared/StackTrace/ExceptionDetails/LoggerExtensions.cs
+++ b/src/Shared/StackTrace/ExceptionDetails/LoggerExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Microsoft.Extensions.Logging;
diff --git a/src/Shared/StackTrace/StackFrame/MethodDisplayInfo.cs b/src/Shared/StackTrace/StackFrame/MethodDisplayInfo.cs
index ee0fb849a3d0..1fe0982346f0 100644
--- a/src/Shared/StackTrace/StackFrame/MethodDisplayInfo.cs
+++ b/src/Shared/StackTrace/StackFrame/MethodDisplayInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Shared/StackTrace/StackFrame/ParameterDisplayInfo.cs b/src/Shared/StackTrace/StackFrame/ParameterDisplayInfo.cs
index ae72c49bdb8f..7921c3108393 100644
--- a/src/Shared/StackTrace/StackFrame/ParameterDisplayInfo.cs
+++ b/src/Shared/StackTrace/StackFrame/ParameterDisplayInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text;
 #nullable enable
diff --git a/src/Shared/StackTrace/StackFrame/StackFrameInfo.cs b/src/Shared/StackTrace/StackFrame/StackFrameInfo.cs
index e756639d8c5b..59897e49a1e3 100644
--- a/src/Shared/StackTrace/StackFrame/StackFrameInfo.cs
+++ b/src/Shared/StackTrace/StackFrame/StackFrameInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Diagnostics;
 #nullable enable
diff --git a/src/Shared/StackTrace/StackFrame/StackFrameSourceCodeInfo.cs b/src/Shared/StackTrace/StackFrame/StackFrameSourceCodeInfo.cs
index 1f4f2d1899b1..c8f6603e6cc5 100644
--- a/src/Shared/StackTrace/StackFrame/StackFrameSourceCodeInfo.cs
+++ b/src/Shared/StackTrace/StackFrame/StackFrameSourceCodeInfo.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Linq;
diff --git a/src/Shared/StackTrace/StackFrame/StackTraceHelper.cs b/src/Shared/StackTrace/StackFrame/StackTraceHelper.cs
index 527a137cb8d1..141fbfc0b395 100644
--- a/src/Shared/StackTrace/StackFrame/StackTraceHelper.cs
+++ b/src/Shared/StackTrace/StackFrame/StackTraceHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections;
diff --git a/src/Shared/TaskToApm.cs b/src/Shared/TaskToApm.cs
index 3a05eb6b428a..bc380fc6e2d5 100644
--- a/src/Shared/TaskToApm.cs
+++ b/src/Shared/TaskToApm.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 // Helper methods for using Tasks to implement the APM pattern.
 //
diff --git a/src/Shared/TypeNameHelper/TypeNameHelper.cs b/src/Shared/TypeNameHelper/TypeNameHelper.cs
index f06d46573e19..4fb6561a4a88 100644
--- a/src/Shared/TypeNameHelper/TypeNameHelper.cs
+++ b/src/Shared/TypeNameHelper/TypeNameHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text;
diff --git a/src/Shared/UrlDecoder/UrlDecoder.cs b/src/Shared/UrlDecoder/UrlDecoder.cs
index a5e4fbf04575..58f6e056f632 100644
--- a/src/Shared/UrlDecoder/UrlDecoder.cs
+++ b/src/Shared/UrlDecoder/UrlDecoder.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Shared/ValueStopwatch/ValueStopwatch.cs b/src/Shared/ValueStopwatch/ValueStopwatch.cs
index f99a084aebe0..7bd2607241f2 100644
--- a/src/Shared/ValueStopwatch/ValueStopwatch.cs
+++ b/src/Shared/ValueStopwatch/ValueStopwatch.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Shared/ValueTaskExtensions/ValueTaskExtensions.cs b/src/Shared/ValueTaskExtensions/ValueTaskExtensions.cs
index eb4c7b9c1875..f1604bd4e148 100644
--- a/src/Shared/ValueTaskExtensions/ValueTaskExtensions.cs
+++ b/src/Shared/ValueTaskExtensions/ValueTaskExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.IO.Pipelines;
 using System.Runtime.CompilerServices;
diff --git a/src/Shared/WebEncoders/Properties/EncoderResources.cs b/src/Shared/WebEncoders/Properties/EncoderResources.cs
index 3474ae82c5b7..61a0fee85cf6 100644
--- a/src/Shared/WebEncoders/Properties/EncoderResources.cs
+++ b/src/Shared/WebEncoders/Properties/EncoderResources.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 
diff --git a/src/Shared/WebEncoders/WebEncoders.cs b/src/Shared/WebEncoders/WebEncoders.cs
index 244453e0b58c..4f4555462756 100644
--- a/src/Shared/WebEncoders/WebEncoders.cs
+++ b/src/Shared/WebEncoders/WebEncoders.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 #nullable enable
 using System;
diff --git a/src/Shared/runtime/SR.cs b/src/Shared/runtime/SR.cs
index 2e67f3463b02..3f1f91e90555 100644
--- a/src/Shared/runtime/SR.cs
+++ b/src/Shared/runtime/SR.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Globalization;
 
diff --git a/src/Shared/test/SuccessfulTests.cs b/src/Shared/test/SuccessfulTests.cs
index 5210bc2872d2..7a1a017397ca 100644
--- a/src/Shared/test/SuccessfulTests.cs
+++ b/src/Shared/test/SuccessfulTests.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Microsoft.AspNetCore.Testing;
 using Xunit;
diff --git a/src/Testing/src/AssemblyTestLog.cs b/src/Testing/src/AssemblyTestLog.cs
index c5b49f907a16..19a6d42e89bc 100644
--- a/src/Testing/src/AssemblyTestLog.cs
+++ b/src/Testing/src/AssemblyTestLog.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/CollectDumpAttribute.cs b/src/Testing/src/CollectDumpAttribute.cs
index 24567013d6dd..0e885f330bab 100644
--- a/src/Testing/src/CollectDumpAttribute.cs
+++ b/src/Testing/src/CollectDumpAttribute.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Testing/src/CultureReplacer.cs b/src/Testing/src/CultureReplacer.cs
index 30c5650715ab..aa3b71557224 100644
--- a/src/Testing/src/CultureReplacer.cs
+++ b/src/Testing/src/CultureReplacer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Testing/src/DumpCollector/DumpCollector.Windows.cs b/src/Testing/src/DumpCollector/DumpCollector.Windows.cs
index 7a71ac34cb6d..d80610a3a113 100644
--- a/src/Testing/src/DumpCollector/DumpCollector.Windows.cs
+++ b/src/Testing/src/DumpCollector/DumpCollector.Windows.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Testing/src/DumpCollector/DumpCollector.cs b/src/Testing/src/DumpCollector/DumpCollector.cs
index 64ddc80ec683..484d9daaac28 100644
--- a/src/Testing/src/DumpCollector/DumpCollector.cs
+++ b/src/Testing/src/DumpCollector/DumpCollector.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System.Diagnostics;
 using System.Runtime.InteropServices;
diff --git a/src/Testing/src/ExceptionAssertions.cs b/src/Testing/src/ExceptionAssertions.cs
index 244cad5a37db..3f9251e3f241 100644
--- a/src/Testing/src/ExceptionAssertions.cs
+++ b/src/Testing/src/ExceptionAssertions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Reflection;
diff --git a/src/Testing/src/HttpClientSlim.cs b/src/Testing/src/HttpClientSlim.cs
index 33a0613aaaa7..86b0f50597d6 100644
--- a/src/Testing/src/HttpClientSlim.cs
+++ b/src/Testing/src/HttpClientSlim.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Testing/src/ITestMethodLifecycle.cs b/src/Testing/src/ITestMethodLifecycle.cs
index d22779b6dd03..7ea0bbf88cda 100644
--- a/src/Testing/src/ITestMethodLifecycle.cs
+++ b/src/Testing/src/ITestMethodLifecycle.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Testing/src/LoggedTest/ILoggedTest.cs b/src/Testing/src/LoggedTest/ILoggedTest.cs
index 8a90acd5cd94..1d2ca0b7857e 100644
--- a/src/Testing/src/LoggedTest/ILoggedTest.cs
+++ b/src/Testing/src/LoggedTest/ILoggedTest.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Reflection;
diff --git a/src/Testing/src/LoggedTest/LoggedTest.cs b/src/Testing/src/LoggedTest/LoggedTest.cs
index 2b6a18dfc730..9f4b0c1a97d6 100644
--- a/src/Testing/src/LoggedTest/LoggedTest.cs
+++ b/src/Testing/src/LoggedTest/LoggedTest.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System.Reflection;
 using Microsoft.Extensions.Logging;
diff --git a/src/Testing/src/LoggedTest/LoggedTestBase.cs b/src/Testing/src/LoggedTest/LoggedTestBase.cs
index 362904b3e38a..69b0d6d5b798 100644
--- a/src/Testing/src/LoggedTest/LoggedTestBase.cs
+++ b/src/Testing/src/LoggedTest/LoggedTestBase.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Diagnostics.CodeAnalysis;
diff --git a/src/Testing/src/Logging/BeginScopeContext.cs b/src/Testing/src/Logging/BeginScopeContext.cs
index 14ef991e0d47..d31b7b8ff236 100644
--- a/src/Testing/src/Logging/BeginScopeContext.cs
+++ b/src/Testing/src/Logging/BeginScopeContext.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 namespace Microsoft.Extensions.Logging.Testing
 {
diff --git a/src/Testing/src/Logging/ITestSink.cs b/src/Testing/src/Logging/ITestSink.cs
index b328e5c595f2..7d78369d9641 100644
--- a/src/Testing/src/Logging/ITestSink.cs
+++ b/src/Testing/src/Logging/ITestSink.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Testing/src/Logging/LogLevelAttribute.cs b/src/Testing/src/Logging/LogLevelAttribute.cs
index 74aa395d4b75..409f0414e608 100644
--- a/src/Testing/src/Logging/LogLevelAttribute.cs
+++ b/src/Testing/src/Logging/LogLevelAttribute.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Testing/src/Logging/LogValuesAssert.cs b/src/Testing/src/Logging/LogValuesAssert.cs
index ef2ff1f406bc..4f30b1799134 100644
--- a/src/Testing/src/Logging/LogValuesAssert.cs
+++ b/src/Testing/src/Logging/LogValuesAssert.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/Logging/TestLogger.cs b/src/Testing/src/Logging/TestLogger.cs
index 1f1b1d6abaad..9c5d25ff8086 100644
--- a/src/Testing/src/Logging/TestLogger.cs
+++ b/src/Testing/src/Logging/TestLogger.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Testing/src/Logging/TestLoggerFactory.cs b/src/Testing/src/Logging/TestLoggerFactory.cs
index a7f2f1398c54..864ff9e2f403 100644
--- a/src/Testing/src/Logging/TestLoggerFactory.cs
+++ b/src/Testing/src/Logging/TestLoggerFactory.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 namespace Microsoft.Extensions.Logging.Testing
 {
diff --git a/src/Testing/src/Logging/TestLoggerProvider.cs b/src/Testing/src/Logging/TestLoggerProvider.cs
index e604bda36e9f..99b5fcbabdab 100644
--- a/src/Testing/src/Logging/TestLoggerProvider.cs
+++ b/src/Testing/src/Logging/TestLoggerProvider.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 namespace Microsoft.Extensions.Logging.Testing
 {
diff --git a/src/Testing/src/Logging/TestLoggerT.cs b/src/Testing/src/Logging/TestLoggerT.cs
index 096bb9653528..7d4bd7b061b9 100644
--- a/src/Testing/src/Logging/TestLoggerT.cs
+++ b/src/Testing/src/Logging/TestLoggerT.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Testing/src/Logging/TestSink.cs b/src/Testing/src/Logging/TestSink.cs
index 5285b3068fe1..429ce8801361 100644
--- a/src/Testing/src/Logging/TestSink.cs
+++ b/src/Testing/src/Logging/TestSink.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Collections.Concurrent;
diff --git a/src/Testing/src/Logging/WriteContext.cs b/src/Testing/src/Logging/WriteContext.cs
index 0ecfc8f1a9a7..a9a914e04c00 100644
--- a/src/Testing/src/Logging/WriteContext.cs
+++ b/src/Testing/src/Logging/WriteContext.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Testing/src/Logging/XunitLoggerFactoryExtensions.cs b/src/Testing/src/Logging/XunitLoggerFactoryExtensions.cs
index 7d053d45dd91..72ef98776f20 100644
--- a/src/Testing/src/Logging/XunitLoggerFactoryExtensions.cs
+++ b/src/Testing/src/Logging/XunitLoggerFactoryExtensions.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/src/Testing/src/Logging/XunitLoggerProvider.cs b/src/Testing/src/Logging/XunitLoggerProvider.cs
index 6902109eff9c..fdeeba2339f6 100644
--- a/src/Testing/src/Logging/XunitLoggerProvider.cs
+++ b/src/Testing/src/Logging/XunitLoggerProvider.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 using System.Globalization;
diff --git a/src/Testing/src/RepeatAttribute.cs b/src/Testing/src/RepeatAttribute.cs
index 7bf307373480..ca8c85c6a8df 100644
--- a/src/Testing/src/RepeatAttribute.cs
+++ b/src/Testing/src/RepeatAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.ComponentModel;
diff --git a/src/Testing/src/RepeatContext.cs b/src/Testing/src/RepeatContext.cs
index d76a0f177e2a..91aa921e07e3 100644
--- a/src/Testing/src/RepeatContext.cs
+++ b/src/Testing/src/RepeatContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Threading;
 
diff --git a/src/Testing/src/ReplaceCulture.cs b/src/Testing/src/ReplaceCulture.cs
index 9580bfd0da7e..2c2fb51d5141 100644
--- a/src/Testing/src/ReplaceCulture.cs
+++ b/src/Testing/src/ReplaceCulture.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Globalization;
diff --git a/src/Testing/src/ShortClassNameAttribute.cs b/src/Testing/src/ShortClassNameAttribute.cs
index 6a36575d70bf..ab4f0e17f9ac 100644
--- a/src/Testing/src/ShortClassNameAttribute.cs
+++ b/src/Testing/src/ShortClassNameAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright(c) .NET Foundation.All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Testing/src/TaskExtensions.cs b/src/Testing/src/TaskExtensions.cs
index a927b44ee2b6..22219a7c909b 100644
--- a/src/Testing/src/TaskExtensions.cs
+++ b/src/Testing/src/TaskExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Diagnostics;
diff --git a/src/Testing/src/TestContext.cs b/src/Testing/src/TestContext.cs
index a702d71ecf16..ead7052b70da 100644
--- a/src/Testing/src/TestContext.cs
+++ b/src/Testing/src/TestContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Reflection;
diff --git a/src/Testing/src/TestFileOutputContext.cs b/src/Testing/src/TestFileOutputContext.cs
index 9ce1d58476cf..c1773df93013 100644
--- a/src/Testing/src/TestFileOutputContext.cs
+++ b/src/Testing/src/TestFileOutputContext.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Testing/src/TestFrameworkFileLoggerAttribute.cs b/src/Testing/src/TestFrameworkFileLoggerAttribute.cs
index 52fa979133c0..a7771f970b57 100644
--- a/src/Testing/src/TestFrameworkFileLoggerAttribute.cs
+++ b/src/Testing/src/TestFrameworkFileLoggerAttribute.cs
@@ -1,6 +1,5 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
 
 using System;
 
diff --git a/src/Testing/src/TestOutputDirectoryAttribute.cs b/src/Testing/src/TestOutputDirectoryAttribute.cs
index b1895c1d922a..1a80126300ec 100644
--- a/src/Testing/src/TestOutputDirectoryAttribute.cs
+++ b/src/Testing/src/TestOutputDirectoryAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Testing/src/TestPathUtilities.cs b/src/Testing/src/TestPathUtilities.cs
index bf57089e46f8..8948ed268c44 100644
--- a/src/Testing/src/TestPathUtilities.cs
+++ b/src/Testing/src/TestPathUtilities.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Testing/src/TestPlatformHelper.cs b/src/Testing/src/TestPlatformHelper.cs
index 2c13e08eb344..4d85c00d652d 100644
--- a/src/Testing/src/TestPlatformHelper.cs
+++ b/src/Testing/src/TestPlatformHelper.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Testing/src/Tracing/CollectingEventListener.cs b/src/Testing/src/Tracing/CollectingEventListener.cs
index d22a4996afbd..b9d392fde8d7 100644
--- a/src/Testing/src/Tracing/CollectingEventListener.cs
+++ b/src/Testing/src/Tracing/CollectingEventListener.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
diff --git a/src/Testing/src/Tracing/EventAssert.cs b/src/Testing/src/Tracing/EventAssert.cs
index b32fb36dad99..d8601cf121be 100644
--- a/src/Testing/src/Tracing/EventAssert.cs
+++ b/src/Testing/src/Tracing/EventAssert.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Diagnostics.Tracing;
diff --git a/src/Testing/src/Tracing/EventSourceTestBase.cs b/src/Testing/src/Tracing/EventSourceTestBase.cs
index 721966d6c5c0..012f4d5cbd03 100644
--- a/src/Testing/src/Tracing/EventSourceTestBase.cs
+++ b/src/Testing/src/Tracing/EventSourceTestBase.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.Collections.Generic;
 using System.Diagnostics.Tracing;
diff --git a/src/Testing/src/xunit/AspNetTestAssemblyRunner.cs b/src/Testing/src/xunit/AspNetTestAssemblyRunner.cs
index 9af1e9f94326..a83446375ddd 100644
--- a/src/Testing/src/xunit/AspNetTestAssemblyRunner.cs
+++ b/src/Testing/src/xunit/AspNetTestAssemblyRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/AspNetTestCaseRunner.cs b/src/Testing/src/xunit/AspNetTestCaseRunner.cs
index 42773db21274..9fa8595d217e 100644
--- a/src/Testing/src/xunit/AspNetTestCaseRunner.cs
+++ b/src/Testing/src/xunit/AspNetTestCaseRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/AspNetTestClassRunner.cs b/src/Testing/src/xunit/AspNetTestClassRunner.cs
index bbefa37427bf..faddd9fe1bf7 100644
--- a/src/Testing/src/xunit/AspNetTestClassRunner.cs
+++ b/src/Testing/src/xunit/AspNetTestClassRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/AspNetTestCollectionRunner.cs b/src/Testing/src/xunit/AspNetTestCollectionRunner.cs
index 522cbd4624ca..24c2cd16ddcb 100644
--- a/src/Testing/src/xunit/AspNetTestCollectionRunner.cs
+++ b/src/Testing/src/xunit/AspNetTestCollectionRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/AspNetTestFramework.cs b/src/Testing/src/xunit/AspNetTestFramework.cs
index 0a2dc1b21fa3..369dece7b125 100644
--- a/src/Testing/src/xunit/AspNetTestFramework.cs
+++ b/src/Testing/src/xunit/AspNetTestFramework.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Reflection;
 using Xunit.Abstractions;
diff --git a/src/Testing/src/xunit/AspNetTestFrameworkExecutor.cs b/src/Testing/src/xunit/AspNetTestFrameworkExecutor.cs
index b34f0b715e40..ffbab11f559e 100644
--- a/src/Testing/src/xunit/AspNetTestFrameworkExecutor.cs
+++ b/src/Testing/src/xunit/AspNetTestFrameworkExecutor.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Reflection;
diff --git a/src/Testing/src/xunit/AspNetTestInvoker.cs b/src/Testing/src/xunit/AspNetTestInvoker.cs
index a764db6622d0..118c0bdecb2d 100644
--- a/src/Testing/src/xunit/AspNetTestInvoker.cs
+++ b/src/Testing/src/xunit/AspNetTestInvoker.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/AspNetTestMethodRunner.cs b/src/Testing/src/xunit/AspNetTestMethodRunner.cs
index e238d0769d81..35f5e09de3e9 100644
--- a/src/Testing/src/xunit/AspNetTestMethodRunner.cs
+++ b/src/Testing/src/xunit/AspNetTestMethodRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
 using System.Threading;
diff --git a/src/Testing/src/xunit/AspNetTestRunner.cs b/src/Testing/src/xunit/AspNetTestRunner.cs
index 2786a866b417..f1f07947fac9 100644
--- a/src/Testing/src/xunit/AspNetTestRunner.cs
+++ b/src/Testing/src/xunit/AspNetTestRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/AspNetTheoryTestCaseRunner.cs b/src/Testing/src/xunit/AspNetTheoryTestCaseRunner.cs
index a09a17cf69f3..f9d5810f99c6 100644
--- a/src/Testing/src/xunit/AspNetTheoryTestCaseRunner.cs
+++ b/src/Testing/src/xunit/AspNetTheoryTestCaseRunner.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/AssemblyFixtureAttribute.cs b/src/Testing/src/xunit/AssemblyFixtureAttribute.cs
index c3b9eba31d55..428eb0215730 100644
--- a/src/Testing/src/xunit/AssemblyFixtureAttribute.cs
+++ b/src/Testing/src/xunit/AssemblyFixtureAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Testing/src/xunit/ConditionalFactAttribute.cs b/src/Testing/src/xunit/ConditionalFactAttribute.cs
index 538a055792e9..8f128fdb1e2d 100644
--- a/src/Testing/src/xunit/ConditionalFactAttribute.cs
+++ b/src/Testing/src/xunit/ConditionalFactAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Testing/src/xunit/ConditionalFactDiscoverer.cs b/src/Testing/src/xunit/ConditionalFactDiscoverer.cs
index e9a6b895ae89..339ee1d92025 100644
--- a/src/Testing/src/xunit/ConditionalFactDiscoverer.cs
+++ b/src/Testing/src/xunit/ConditionalFactDiscoverer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using Xunit.Abstractions;
 using Xunit.Sdk;
diff --git a/src/Testing/src/xunit/ConditionalTheoryAttribute.cs b/src/Testing/src/xunit/ConditionalTheoryAttribute.cs
index 2fbac5d90c81..6030392df694 100644
--- a/src/Testing/src/xunit/ConditionalTheoryAttribute.cs
+++ b/src/Testing/src/xunit/ConditionalTheoryAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using Xunit;
diff --git a/src/Testing/src/xunit/ConditionalTheoryDiscoverer.cs b/src/Testing/src/xunit/ConditionalTheoryDiscoverer.cs
index e7f655a5bec0..2fbff9bf2e7f 100644
--- a/src/Testing/src/xunit/ConditionalTheoryDiscoverer.cs
+++ b/src/Testing/src/xunit/ConditionalTheoryDiscoverer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/DockerOnlyAttribute.cs b/src/Testing/src/xunit/DockerOnlyAttribute.cs
index 7d809884d6ca..0536a9dc5928 100644
--- a/src/Testing/src/xunit/DockerOnlyAttribute.cs
+++ b/src/Testing/src/xunit/DockerOnlyAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Testing/src/xunit/EnvironmentVariableSkipConditionAttribute.cs b/src/Testing/src/xunit/EnvironmentVariableSkipConditionAttribute.cs
index d55cbe150aec..3362f691d1bf 100644
--- a/src/Testing/src/xunit/EnvironmentVariableSkipConditionAttribute.cs
+++ b/src/Testing/src/xunit/EnvironmentVariableSkipConditionAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Testing/src/xunit/FrameworkSkipConditionAttribute.cs b/src/Testing/src/xunit/FrameworkSkipConditionAttribute.cs
index b7719848a690..fa96f1125245 100644
--- a/src/Testing/src/xunit/FrameworkSkipConditionAttribute.cs
+++ b/src/Testing/src/xunit/FrameworkSkipConditionAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Testing/src/xunit/HelixConstants.cs b/src/Testing/src/xunit/HelixConstants.cs
index 16b492b712f3..6ee5b4cbbfe1 100644
--- a/src/Testing/src/xunit/HelixConstants.cs
+++ b/src/Testing/src/xunit/HelixConstants.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Testing
 {
diff --git a/src/Testing/src/xunit/IEnvironmentVariable.cs b/src/Testing/src/xunit/IEnvironmentVariable.cs
index ed06ed65055b..3fbf5217f8ab 100644
--- a/src/Testing/src/xunit/IEnvironmentVariable.cs
+++ b/src/Testing/src/xunit/IEnvironmentVariable.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Testing
 {
diff --git a/src/Testing/src/xunit/ITestCondition.cs b/src/Testing/src/xunit/ITestCondition.cs
index 34767b8574e1..48baefa957da 100644
--- a/src/Testing/src/xunit/ITestCondition.cs
+++ b/src/Testing/src/xunit/ITestCondition.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 namespace Microsoft.AspNetCore.Testing
 {
diff --git a/src/Testing/src/xunit/MaximumOSVersionAttribute.cs b/src/Testing/src/xunit/MaximumOSVersionAttribute.cs
index 19ee1098d2c2..29b89212d3a6 100644
--- a/src/Testing/src/xunit/MaximumOSVersionAttribute.cs
+++ b/src/Testing/src/xunit/MaximumOSVersionAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Testing/src/xunit/MinimumOsVersionAttribute.cs b/src/Testing/src/xunit/MinimumOsVersionAttribute.cs
index 4d016a07e784..bf37323fe453 100644
--- a/src/Testing/src/xunit/MinimumOsVersionAttribute.cs
+++ b/src/Testing/src/xunit/MinimumOsVersionAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Testing/src/xunit/OSSkipConditionAttribute.cs b/src/Testing/src/xunit/OSSkipConditionAttribute.cs
index 50e3cae19217..2a804e309865 100644
--- a/src/Testing/src/xunit/OSSkipConditionAttribute.cs
+++ b/src/Testing/src/xunit/OSSkipConditionAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/src/Testing/src/xunit/OperatingSystems.cs b/src/Testing/src/xunit/OperatingSystems.cs
index 2ddacacab98d..f35833a5072d 100644
--- a/src/Testing/src/xunit/OperatingSystems.cs
+++ b/src/Testing/src/xunit/OperatingSystems.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Testing/src/xunit/QuarantinedTestAttribute.cs b/src/Testing/src/xunit/QuarantinedTestAttribute.cs
index ececf7cb3cb7..40965eaedabe 100644
--- a/src/Testing/src/xunit/QuarantinedTestAttribute.cs
+++ b/src/Testing/src/xunit/QuarantinedTestAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/QuarantinedTestTraitDiscoverer.cs b/src/Testing/src/xunit/QuarantinedTestTraitDiscoverer.cs
index 256e2b6cfccb..d5547774c8ad 100644
--- a/src/Testing/src/xunit/QuarantinedTestTraitDiscoverer.cs
+++ b/src/Testing/src/xunit/QuarantinedTestTraitDiscoverer.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Collections.Generic;
diff --git a/src/Testing/src/xunit/RuntimeFrameworks.cs b/src/Testing/src/xunit/RuntimeFrameworks.cs
index 3a69022b8857..fec26d66e1c5 100644
--- a/src/Testing/src/xunit/RuntimeFrameworks.cs
+++ b/src/Testing/src/xunit/RuntimeFrameworks.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Testing/src/xunit/SkipOnAlpineAttribute.cs b/src/Testing/src/xunit/SkipOnAlpineAttribute.cs
index 4204d2bdcfc8..1d43edd5a190 100644
--- a/src/Testing/src/xunit/SkipOnAlpineAttribute.cs
+++ b/src/Testing/src/xunit/SkipOnAlpineAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/Testing/src/xunit/SkipOnCIAttribute.cs b/src/Testing/src/xunit/SkipOnCIAttribute.cs
index 1ee0b8cde8b6..c89001ee9f99 100644
--- a/src/Testing/src/xunit/SkipOnCIAttribute.cs
+++ b/src/Testing/src/xunit/SkipOnCIAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/Testing/src/xunit/SkipOnHelixAttribute.cs b/src/Testing/src/xunit/SkipOnHelixAttribute.cs
index 76c8bba3346c..c900444898dd 100644
--- a/src/Testing/src/xunit/SkipOnHelixAttribute.cs
+++ b/src/Testing/src/xunit/SkipOnHelixAttribute.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Linq;
diff --git a/src/Testing/src/xunit/SkippedTestCase.cs b/src/Testing/src/xunit/SkippedTestCase.cs
index 0fdf166f2b5a..890bb35b967a 100644
--- a/src/Testing/src/xunit/SkippedTestCase.cs
+++ b/src/Testing/src/xunit/SkippedTestCase.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Threading;
diff --git a/src/Testing/src/xunit/TestMethodExtensions.cs b/src/Testing/src/xunit/TestMethodExtensions.cs
index 96dd93eb7cde..2b90f750906b 100644
--- a/src/Testing/src/xunit/TestMethodExtensions.cs
+++ b/src/Testing/src/xunit/TestMethodExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Linq;
 using Xunit.Abstractions;
diff --git a/src/Testing/src/xunit/WORKAROUND_SkippedDataRowTestCase.cs b/src/Testing/src/xunit/WORKAROUND_SkippedDataRowTestCase.cs
index a86f5645bf11..22dea010c215 100644
--- a/src/Testing/src/xunit/WORKAROUND_SkippedDataRowTestCase.cs
+++ b/src/Testing/src/xunit/WORKAROUND_SkippedDataRowTestCase.cs
@@ -1,3 +1,6 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
 using System;
 using System.ComponentModel;
 using Xunit.Abstractions;
diff --git a/src/Testing/src/xunit/WindowsVersions.cs b/src/Testing/src/xunit/WindowsVersions.cs
index 809f438eeba3..ff40fab4dc86 100644
--- a/src/Testing/src/xunit/WindowsVersions.cs
+++ b/src/Testing/src/xunit/WindowsVersions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 
diff --git a/src/WebEncoders/src/EncoderServiceCollectionExtensions.cs b/src/WebEncoders/src/EncoderServiceCollectionExtensions.cs
index 72f5e369a1cc..ac8ec0386aee 100644
--- a/src/WebEncoders/src/EncoderServiceCollectionExtensions.cs
+++ b/src/WebEncoders/src/EncoderServiceCollectionExtensions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.Text.Encodings.Web;
diff --git a/src/WebEncoders/src/Testing/HtmlTestEncoder.cs b/src/WebEncoders/src/Testing/HtmlTestEncoder.cs
index d7709be2108c..14b0fff72301 100644
--- a/src/WebEncoders/src/Testing/HtmlTestEncoder.cs
+++ b/src/WebEncoders/src/Testing/HtmlTestEncoder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/WebEncoders/src/Testing/JavaScriptTestEncoder.cs b/src/WebEncoders/src/Testing/JavaScriptTestEncoder.cs
index 6c1a884f8f8c..dfe5f5893f86 100644
--- a/src/WebEncoders/src/Testing/JavaScriptTestEncoder.cs
+++ b/src/WebEncoders/src/Testing/JavaScriptTestEncoder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/WebEncoders/src/Testing/UrlTestEncoder.cs b/src/WebEncoders/src/Testing/UrlTestEncoder.cs
index f8185a9ec7c3..425b9858eb99 100644
--- a/src/WebEncoders/src/Testing/UrlTestEncoder.cs
+++ b/src/WebEncoders/src/Testing/UrlTestEncoder.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
 using System.IO;
diff --git a/src/WebEncoders/src/WebEncoderOptions.cs b/src/WebEncoders/src/WebEncoderOptions.cs
index 190c4d487fab..46bf8e1b5ff7 100644
--- a/src/WebEncoders/src/WebEncoderOptions.cs
+++ b/src/WebEncoders/src/WebEncoderOptions.cs
@@ -1,5 +1,5 @@
-// Copyright (c) .NET Foundation. All rights reserved.
-// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Text.Encodings.Web;