diff --git a/Build/Chakra.Build.props b/Build/Chakra.Build.props
index 5bb7379078f..604c38c95c1 100644
--- a/Build/Chakra.Build.props
+++ b/Build/Chakra.Build.props
@@ -59,6 +59,15 @@
         %(PreprocessorDefinitions);
         INTL_ICU=1
       </PreprocessorDefinitions>
+      <PreprocessorDefinitions Condition="'$(ChakraICU)'=='static'">
+        %(PreprocessorDefinitions);
+        U_STATIC_IMPLEMENTATION=1
+      </PreprocessorDefinitions>
+      <PreprocessorDefinitions Condition="'$(UseICU)'=='true'">
+        U_DISABLE_RENAMING=1; <!-- Disable renaming to maintain compatibility with Windows Kit ICU's icuuc/icuin.lib -->
+        ICU_VERSION=$(IcuVersionMajor);
+        %(PreprocessorDefinitions)
+      </PreprocessorDefinitions>
       <PreprocessorDefinitions Condition="'$(ForceSWB)'=='true'">
         %(PreprocessorDefinitions);
         GLOBAL_ENABLE_WRITE_BARRIER=1
diff --git a/deps/Chakra.ICU/Chakra.ICU.Build.props b/deps/Chakra.ICU/Chakra.ICU.Build.props
index 4dfc5df8945..ceb44143613 100644
--- a/deps/Chakra.ICU/Chakra.ICU.Build.props
+++ b/deps/Chakra.ICU/Chakra.ICU.Build.props
@@ -18,7 +18,7 @@
         UCONFIG_NO_REGULAR_EXPRESSIONS=1;
         UCONFIG_NO_SERVICE=1;
         %(PreprocessorDefinitions)
-      </PreprocessorDefinitions>
+    </PreprocessorDefinitions>
 
       <!-- Default ICU Configuration (see source\common\common.vcxproj) -->
       <!-- Note that we already configure most of what common.vcxproj handles elsewhere -->
diff --git a/deps/Chakra.ICU/Chakra.ICU.Common.vcxproj b/deps/Chakra.ICU/Chakra.ICU.Common.vcxproj
index d5fd1c99c39..e64920ff462 100644
--- a/deps/Chakra.ICU/Chakra.ICU.Common.vcxproj
+++ b/deps/Chakra.ICU/Chakra.ICU.Common.vcxproj
@@ -27,6 +27,9 @@
         U_COMMON_IMPLEMENTATION=1
       </PreprocessorDefinitions>
     </ClCompile>
+    <Link Condition="'$(ChakraICU)'=='shared'">
+      <SubSystem>Console</SubSystem>
+    </Link>
   </ItemDefinitionGroup>
   <ItemGroup Condition="'$(ChakraICU)'!='false'">
     <ClCompile Include="$(IcuCommonSources)" />
diff --git a/deps/Chakra.ICU/Chakra.ICU.Data.vcxproj b/deps/Chakra.ICU/Chakra.ICU.Data.vcxproj
index 25390c9b645..061f4b7a992 100644
--- a/deps/Chakra.ICU/Chakra.ICU.Data.vcxproj
+++ b/deps/Chakra.ICU/Chakra.ICU.Data.vcxproj
@@ -21,6 +21,12 @@
     <_ProjectFileVersion>10.0.30319.1</_ProjectFileVersion>
     <GenCCodePath>$(OutBaseDir)\bin\$(PlatformPathName.ToLower())_$(Configuration.ToLower())\Chakra.ICU.GenCCode.exe</GenCCodePath>
   </PropertyGroup>
+  <ItemDefinitionGroup>
+    <Link Condition="'$(ChakraICU)'=='shared'">
+      <SubSystem>Console</SubSystem>
+      <NoEntryPoint>true</NoEntryPoint>
+    </Link>
+  </ItemDefinitionGroup>
   <ItemGroup Condition="'$(ChakraICU)'!='false'">
     <None Include="$(IntDir)icudt$(IcuVersionMajor)l_dat.obj" /> <!-- forces the automagic build system to create a lib from the obj -->
     <CustomBuild Include="$(MSBuildThisFileDirectory)source\data\in\icudt$(IcuVersionMajor)l.dat">
diff --git a/deps/Chakra.ICU/Chakra.ICU.Stubdata.vcxproj b/deps/Chakra.ICU/Chakra.ICU.Stubdata.vcxproj
index f62b05efe05..ae2f9a9bcbd 100644
--- a/deps/Chakra.ICU/Chakra.ICU.Stubdata.vcxproj
+++ b/deps/Chakra.ICU/Chakra.ICU.Stubdata.vcxproj
@@ -9,7 +9,8 @@
     <ProjectName>Chakra.ICU.Stubdata</ProjectName>
   </PropertyGroup>
   <PropertyGroup Label="Configuration">
-    <ConfigurationType>StaticLibrary</ConfigurationType>
+    <ConfigurationType Condition="'$(ChakraICU)'!='shared'">StaticLibrary</ConfigurationType>
+    <ConfigurationType Condition="'$(ChakraICU)'=='shared'">DynamicLibrary</ConfigurationType>
   </PropertyGroup>
   <Import Project="$(BuildConfigPropsPath)Chakra.Build.Default.props" />
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
@@ -31,6 +32,12 @@
         $(IcuSourceDirectory)\common
       </AdditionalIncludeDirectories>
     </ClCompile>
+    <Link Condition="'$(ChakraICU)'=='shared'">
+      <SubSystem>Console</SubSystem>
+      <!-- Make Chakra.ICU.Stubdata pretend like its Chakra.ICU.Data for linking purposes -->
+      <OutputFile>$(OutDir)\Chakra.ICU.Data.dll</OutputFile>
+      <ImportLibrary>$(OutDir)\Chakra.ICU.Data.lib</ImportLibrary>
+    </Link>
   </ItemDefinitionGroup>
   <ItemGroup Condition="'$(ChakraICU)'!='false'">
     <ClCompile Include="$(IcuStubdataSources)" />
diff --git a/deps/Chakra.ICU/Chakra.ICU.i18n.vcxproj b/deps/Chakra.ICU/Chakra.ICU.i18n.vcxproj
index 898ebcfe2e6..e66ce0ad0c7 100644
--- a/deps/Chakra.ICU/Chakra.ICU.i18n.vcxproj
+++ b/deps/Chakra.ICU/Chakra.ICU.i18n.vcxproj
@@ -35,13 +35,18 @@
       <!-- Some ICU files use embedded UTF-8 -->
       <AdditionalOptions>/utf-8 %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
+    <Link Condition="'$(ChakraICU)'=='shared'">
+      <SubSystem>Console</SubSystem>
+    </Link>
   </ItemDefinitionGroup>
   <ItemGroup Condition="'$(ChakraICU)'!='false'">
     <ClCompile Include="$(IcuI18nSources)" />
     <ClInclude Include="$(IcuI18nHeaders)" />
     <ProjectReference Include="$(MSBuildThisFileDirectory)Chakra.ICU.Stubdata.vcxproj">
       <Project>{E14F373D-05A0-4259-A5E9-AFE8405FB847}</Project>
-      <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
+    </ProjectReference>
+    <ProjectReference Include="$(MSBuildThisFileDirectory)Chakra.ICU.Common.vcxproj">
+      <Project>{EE2A3111-4D85-427C-B0AB-E6B0EA7FFB44}</Project>
     </ProjectReference>
   </ItemGroup>
   <Import Project="$(BuildConfigPropsPath)Chakra.Build.targets" Condition="exists('$(BuildConfigPropsPath)Chakra.Build.targets')" />
diff --git a/lib/Common/CommonDefines.h b/lib/Common/CommonDefines.h
index 99bd99feec3..6c50e2c8d93 100644
--- a/lib/Common/CommonDefines.h
+++ b/lib/Common/CommonDefines.h
@@ -110,6 +110,19 @@
 #define ENABLE_UNICODE_API 1                        // Enable use of Unicode-related APIs
 #endif
 
+// ICU Configuration
+#if defined(HAS_ICU) || defined(HAS_REAL_ICU)
+#define U_SHOW_CPLUSPLUS_API 0
+// ICU 55 (Ubuntu 16.04 system default) has uloc_toUnicodeLocale* marked as draft, which is required for Intl
+#if ICU_VERSION > 56
+#define U_DEFAULT_SHOW_DRAFT 0
+#define U_HIDE_DRAFT_API 1
+#endif
+#define U_HIDE_DEPRECATED_API 1
+#define U_HIDE_OBSOLETE_API 1
+#define U_HIDE_INTERNAL_API 1
+#endif
+
 // Language features
 
 #if !defined(CHAKRACORE_LITE) && (defined(_WIN32) || defined(INTL_ICU))
diff --git a/lib/Runtime/PlatformAgnostic/ICU.h b/lib/Runtime/PlatformAgnostic/ICU.h
index a2f6647fb10..abaaea08bd0 100644
--- a/lib/Runtime/PlatformAgnostic/ICU.h
+++ b/lib/Runtime/PlatformAgnostic/ICU.h
@@ -8,8 +8,6 @@
 #ifdef WINDOWS10_ICU
 #include <icu.h>
 #else
-#define U_STATIC_IMPLEMENTATION 1
-#define U_SHOW_CPLUSPLUS_API 0
 #include "unicode/ucal.h"
 #include "unicode/ucol.h"
 #include "unicode/udat.h"