diff --git a/TestAssets/TestProjects/MSBuildTestApp/MSBuildTestApp.csproj b/TestAssets/TestProjects/MSBuildTestApp/MSBuildTestApp.csproj
index df18650a4..0ba5479f9 100644
--- a/TestAssets/TestProjects/MSBuildTestApp/MSBuildTestApp.csproj
+++ b/TestAssets/TestProjects/MSBuildTestApp/MSBuildTestApp.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp3.0</TargetFramework>
-    <RestoreAdditionalProjectSources Condition="'$(TEST_PACKAGES)' != ''">$(TEST_PACKAGES)</RestoreAdditionalProjectSources>
+    <RestoreAdditionalProjectSources Condition="'$(TEST_PACKAGES)' != ''">$(RestoreAdditionalProjectSources);$(TEST_PACKAGES)</RestoreAdditionalProjectSources>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/eng/Versions.props b/eng/Versions.props
index 499071cc1..ec04a3aea 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -12,7 +12,7 @@
     <PreReleaseVersionLabel>preview</PreReleaseVersionLabel>
   </PropertyGroup>
   <PropertyGroup>
-    <MicrosoftDotnetToolsetInternalPackageVersion>3.0.100-preview4.19118.4</MicrosoftDotnetToolsetInternalPackageVersion>
+    <MicrosoftDotnetToolsetInternalPackageVersion>3.0.100-preview3.19121.2</MicrosoftDotnetToolsetInternalPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependencies from https://github.com/aspnet/EntityFrameworkCore -->
@@ -20,7 +20,7 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependencies from https://github.com/aspnet/AspNetCore -->
-    <MicrosoftAspNetCoreAppPackageVersion>3.0.0-preview3-19119-08</MicrosoftAspNetCoreAppPackageVersion>
+    <MicrosoftAspNetCoreAppPackageVersion>3.0.0-preview3-19120-02</MicrosoftAspNetCoreAppPackageVersion>
     <MicrosoftAspNetCoreDeveloperCertificatesXPlatPackageVersion>$(MicrosoftAspNetCoreAppPackageVersion)</MicrosoftAspNetCoreDeveloperCertificatesXPlatPackageVersion>
     <DotnetDevCertsPackageVersion>$(MicrosoftAspNetCoreAppPackageVersion)</DotnetDevCertsPackageVersion>
     <DotnetSqlCachePackageVersion>$(MicrosoftAspNetCoreAppPackageVersion)</DotnetSqlCachePackageVersion>
@@ -32,11 +32,14 @@
     <MicrosoftDotNetMSBuildSdkResolverPackageVersion>3.0.100-preview4.19111.1</MicrosoftDotNetMSBuildSdkResolverPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
-    <MicrosoftNETCoreAppPackageVersion>3.0.0-preview4-27421-3</MicrosoftNETCoreAppPackageVersion>
+    <MicrosoftNETCoreAppPackageVersion>3.0.0-preview3-27420-6</MicrosoftNETCoreAppPackageVersion>
     <MicrosoftNETCoreDotNetHostResolverPackageVersion>$(MicrosoftNETCoreAppPackageVersion)</MicrosoftNETCoreDotNetHostResolverPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <NETStandardLibraryPackageVersion>2.1.0-prerelease.19121.3</NETStandardLibraryPackageVersion>
+    <!-- Use a different property name here, as NETStandardLibraryPackageVersion is also set by targets in the NETStandard.Library package,
+         which ends up overriding the value set here. -->
+    <NETSTandardTargetingPackVersion>$(NETStandardLibraryPackageVersion)</NETSTandardTargetingPackVersion>
   </PropertyGroup>
   <PropertyGroup>
     <MicrosoftDotNetCommonItemTemplatesPackageVersion>1.0.2-beta5.19115.3</MicrosoftDotNetCommonItemTemplatesPackageVersion>
@@ -48,8 +51,10 @@
   <PropertyGroup>
     <SharedHostVersion>$(MicrosoftNETCoreAppPackageVersion)</SharedHostVersion>
     <HostFxrVersion>$(MicrosoftNETCoreAppPackageVersion)</HostFxrVersion>
+    <NetCoreAppTargetingPackVersion>$(MicrosoftNETCoreAppPackageVersion)</NetCoreAppTargetingPackVersion>
     <AspNetCoreVersion>$(MicrosoftAspNetCoreAppPackageVersion)</AspNetCoreVersion>
     <MicrosoftWindowsDesktopAppPackageVersion>3.0.0-preview4-27421-4</MicrosoftWindowsDesktopAppPackageVersion>
+    <AspNetTargetingPackVersion>$(MicrosoftAspNetCoreAppPackageVersion)</AspNetTargetingPackVersion>
     <MicrosoftWindowsDesktopPackageVersion>$(MicrosoftWindowsDesktopAppPackageVersion)</MicrosoftWindowsDesktopPackageVersion>
     <MicrosoftDotnetWpfProjectTemplatesPackageVersion>$(MicrosoftWindowsDesktopPackageVersion)</MicrosoftDotnetWpfProjectTemplatesPackageVersion>
     <MicrosoftDotnetWinFormsProjectTemplatesPackageVersion>$(MicrosoftWindowsDesktopPackageVersion)</MicrosoftDotnetWinFormsProjectTemplatesPackageVersion>
diff --git a/src/core-sdk-tasks/GenerateGuidFromName.cs b/src/core-sdk-tasks/GenerateGuidFromName.cs
index 05b6198d9..3ae08347b 100644
--- a/src/core-sdk-tasks/GenerateGuidFromName.cs
+++ b/src/core-sdk-tasks/GenerateGuidFromName.cs
@@ -23,6 +23,7 @@ namespace Microsoft.DotNet.Cli.Build
             return true;
         }
 
+        // Generate a Version 5 (SHA1 Name Based) Guid from a name.
         public static Guid GenerateGuid(string name)
         {
             // Any fixed GUID will do for a namespace.
diff --git a/src/redist/targets/Crossgen.targets b/src/redist/targets/Crossgen.targets
index 8e038c640..8d3091307 100644
--- a/src/redist/targets/Crossgen.targets
+++ b/src/redist/targets/Crossgen.targets
@@ -60,6 +60,9 @@
       <FSharpFiles Remove="$(SdkOutputDirectory)FSharp\**\*.resources.dll" />
       <RemainingFiles Remove="$(SdkOutputDirectory)**\*.resources.dll" />
 
+      <!-- Don't crossgen reference assemblies redisted with msbuild for RoslynCodeTaskFactory -->
+      <RemainingFiles Remove="$(SdkOutputDirectory)ref\*.dll" />
+
       <DiasymReaderPath Include="$(SharedFrameworkNameVersionPath)/Microsoft.DiaSymReader.Native.$(DIASymReaderCrossgenFilter).dll" />
     </ItemGroup>
 
diff --git a/src/redist/targets/GenerateBundledVersions.targets b/src/redist/targets/GenerateBundledVersions.targets
index bc20fce8d..bced20582 100644
--- a/src/redist/targets/GenerateBundledVersions.targets
+++ b/src/redist/targets/GenerateBundledVersions.targets
@@ -161,6 +161,8 @@ Copyright (c) .NET Foundation. All rights reserved.
 -->
 <Project>
   <PropertyGroup>
+    <NetCoreTargetingPackRoot Condition="'%24(NetCoreTargetingPackRoot)' == ''">%24([MSBuild]::NormalizePath('%24(MSBuildThisFileDirectory)..\..\packs'))</NetCoreTargetingPackRoot>
+  
     <NETCoreAppMaximumVersion>$(_NETCoreAppTargetFrameworkVersion)</NETCoreAppMaximumVersion>
     <BundledNETCoreAppTargetFrameworkVersion>$(_NETCoreAppTargetFrameworkVersion)</BundledNETCoreAppTargetFrameworkVersion>
     <BundledNETCoreAppPackageVersion>$(_NETCoreAppPackageVersion)</BundledNETCoreAppPackageVersion>
@@ -199,8 +201,8 @@ Copyright (c) .NET Foundation. All rights reserved.
                               RuntimeFrameworkName="Microsoft.NETCore.App"
                               DefaultRuntimeFrameworkVersion="$(_NETCoreAppPackageVersion)"
                               LatestRuntimeFrameworkVersion="$(_NETCoreAppPackageVersion)"
-                              TargetingPackName="Microsoft.NETCore.App"
-                              TargetingPackVersion="$(_NETCoreAppPackageVersion)"
+                              TargetingPackName="Microsoft.NETCore.App.Ref"
+                              TargetingPackVersion="$(NetCoreAppTargetingPackVersion)"
                               AppHostPackNamePattern="runtime.**RID**.Microsoft.NETCore.DotNetAppHost"
                               AppHostRuntimeIdentifiers="@(NetCoreRuntimePackRids, '%3B')"
                               RuntimePackNamePatterns="runtime.**RID**.Microsoft.NETCore.App%3Bruntime.**RID**.Microsoft.NETCore.DotNetHostResolver%3Bruntime.**RID**.Microsoft.NETCore.DotNetHostPolicy"
@@ -230,8 +232,8 @@ Copyright (c) .NET Foundation. All rights reserved.
                               RuntimeFrameworkName="Microsoft.AspNetCore.App"
                               DefaultRuntimeFrameworkVersion="$(MicrosoftAspNetCoreAppPackageVersion)"
                               LatestRuntimeFrameworkVersion="$(MicrosoftAspNetCoreAppPackageVersion)"
-                              TargetingPackName="Microsoft.AspNetCore.App"
-                              TargetingPackVersion="$(MicrosoftAspNetCoreAppPackageVersion)"
+                              TargetingPackName="Microsoft.AspNetCore.App.Ref"
+                              TargetingPackVersion="$(AspNetTargetingPackVersion)"
                               RuntimePackNamePatterns="runtime.**RID**.Microsoft.AspNetCore.App"
                               RuntimePackRuntimeIdentifiers="@(AspNetCoreRuntimePackRids, '%3B')"
                               />
@@ -239,7 +241,7 @@ Copyright (c) .NET Foundation. All rights reserved.
      <KnownFrameworkReference Include="NETStandard.Library"
                               TargetFramework="netstandard2.1"
                               TargetingPackName="NETStandard.Library"
-                              TargetingPackVersion="$(NETStandardLibraryPackageVersion)"
+                              TargetingPackVersion="$(NETSTandardTargetingPackVersion)"
                               TargetingPackFormat="NETStandardLegacy"
                               />
 
diff --git a/src/redist/targets/GenerateLayout.targets b/src/redist/targets/GenerateLayout.targets
index 30df5a3b9..0aaab42a1 100644
--- a/src/redist/targets/GenerateLayout.targets
+++ b/src/redist/targets/GenerateLayout.targets
@@ -19,23 +19,16 @@
 
       <!-- Downloaded Installers + Archives -->
       <DownloadedRuntimeDepsInstallerFileName Condition=" '$(InstallerExtension)' != '' ">dotnet-runtime-deps-$(SharedHostVersion)-$(CoreSetupRid)$(InstallerExtension)</DownloadedRuntimeDepsInstallerFileName>
-      <!--<DownloadedRuntimeDepsInstallerFile Condition=" '$(InstallerExtension)' != '' ">$(PackagesDirectory)/$(DownloadedRuntimeDepsInstallerFileName)</DownloadedRuntimeDepsInstallerFile>-->
 
       <!-- Use the "x64" Rid when downloading Linux shared framework 'DEB' installer files. -->
       <SharedFrameworkInstallerFileRid>$(CoreSetupRid)</SharedFrameworkInstallerFileRid>
       <SharedFrameworkInstallerFileRid Condition=" '$(IsDebianBaseDistro)' == 'true' OR '$(IsRPMBasedDistro)' == 'true' ">x64</SharedFrameworkInstallerFileRid>
 
       <DownloadedSharedHostInstallerFileName Condition=" '$(InstallerExtension)' != '' ">dotnet-host$(InstallerStartSuffix)-$(SharedHostVersion)-$(SharedFrameworkInstallerFileRid)$(InstallerExtension)</DownloadedSharedHostInstallerFileName>
-      <!--<DownloadedSharedHostInstallerFile Condition=" '$(InstallerExtension)' != '' ">$(PackagesDirectory)/$(DownloadedSharedHostInstallerFileName)</DownloadedSharedHostInstallerFile>-->
-
       <DownloadedHostFxrInstallerFileName Condition=" '$(InstallerExtension)' != '' ">dotnet-hostfxr$(InstallerStartSuffix)-$(HostFxrVersion)-$(SharedFrameworkInstallerFileRid)$(InstallerExtension)</DownloadedHostFxrInstallerFileName>
-      <!--<DownloadedHostFxrInstallerFile Condition=" '$(InstallerExtension)' != '' ">$(PackagesDirectory)/$(DownloadedHostFxrInstallerFileName)</DownloadedHostFxrInstallerFile>-->
-
       <DownloadedSharedFrameworkInstallerFileName Condition=" '$(InstallerExtension)' != '' ">dotnet-runtime$(InstallerStartSuffix)-$(MicrosoftNETCoreAppPackageVersion)-$(SharedFrameworkInstallerFileRid)$(InstallerExtension)</DownloadedSharedFrameworkInstallerFileName>
-      <!--<DownloadedSharedFrameworkInstallerFile Condition=" '$(InstallerExtension)' != '' ">$(PackagesDirectory)/$(DownloadedSharedFrameworkInstallerFileName)</DownloadedSharedFrameworkInstallerFile>-->
-
       <DownloadedWinFormsAndWpfSharedFrameworkInstallerFileName Condition=" '$(InstallerExtension)' != '' ">dotnet-extension-$(MicrosoftWindowsDesktopPackageVersion)-$(SharedFrameworkInstallerFileRid)$(InstallerExtension)</DownloadedWinFormsAndWpfSharedFrameworkInstallerFileName>
-      <!--<DownloadedWinFormsAndWpfSharedFrameworkInstallerFile Condition=" '$(InstallerExtension)' != '' ">$(PackagesDirectory)/$(DownloadedWinFormsAndWpfSharedFrameworkInstallerFileName)</DownloadedWinFormsAndWpfSharedFrameworkInstallerFile>-->
+      <DownloadedNetCoreAppTargetingPackInstallerFileName Condition=" '$(InstallerExtension)' != '' ">dotnet-targeting-pack$(InstallerStartSuffix)-$(NetCoreAppTargetingPackVersion)-$(SharedFrameworkInstallerFileRid)$(InstallerExtension)</DownloadedNetCoreAppTargetingPackInstallerFileName>
 
       <!-- Use the portable "linux-x64" Rid when downloading Linux shared framework compressed file. -->
       <SharedFrameworkRid>$(CoreSetupRid)</SharedFrameworkRid>
@@ -51,17 +44,12 @@
       <DownloadedAspNetCoreSharedFxInstallerFileName Condition=" '$(InstallerExtension)' != '' AND '$(HostOSName)' != 'osx' ">aspnetcore-runtime-$(AspNetCoreVersion)-$(AspNetCoreSharedFxInstallerRid)$(InstallerExtension)</DownloadedAspNetCoreSharedFxInstallerFileName>
       <!-- Note: we use the "-internal" archives and installers that contain only the aspnetcore shared framework, and shouldn't overlap with Microsoft.NETCore.App. -->
       <DownloadedAspNetCoreSharedFxInstallerFileName Condition=" '$(InstallerExtension)' == '.msi' ">aspnetcore-runtime-internal-$(AspNetCoreVersion)-$(AspNetCoreSharedFxInstallerRid).wixlib</DownloadedAspNetCoreSharedFxInstallerFileName>
-      <!--<DownloadedAspNetCoreSharedFxInstallerFile Condition=" '$(InstallerExtension)' != '' AND '$(DownloadedAspNetCoreSharedFxInstallerFileName)' != '' ">$(PackagesDirectory)/$(DownloadedAspNetCoreSharedFxInstallerFileName)</DownloadedAspNetCoreSharedFxInstallerFile>-->
-
+      <DownloadedAspNetTargetingPackInstallerFileName Condition=" '$(InstallerExtension)' != '' ">aspnetcore-targeting-pack$(InstallerStartSuffix)-$(AspNetTargetingPackVersion)-$(AspNetCoreSharedFxInstallerRid)$(InstallerExtension)</DownloadedAspNetTargetingPackInstallerFileName>
       <AspNetCoreSharedFxArchiveFileName>aspnetcore-runtime-internal-$(AspNetCoreVersion)-$(AspNetCoreSharedFxArchiveRid)$(ArchiveExtension)</AspNetCoreSharedFxArchiveFileName>
-      <!--<AspNetCoreSharedFxArchiveFile>$(PackagesDirectory)/$(AspNetCoreSharedFxArchiveFileName)</AspNetCoreSharedFxArchiveFile>-->
-
       <WinFormsAndWpfSharedFxArchiveFileName>dotnet-extension-$(MicrosoftWindowsDesktopPackageVersion)-$(Architecture)$(ArchiveExtension)</WinFormsAndWpfSharedFxArchiveFileName>
-      <!--<WinFormsAndWpfSharedFxArchiveFile>$(PackagesDirectory)/$(WinFormsAndWpfSharedFxArchiveFileName)</WinFormsAndWpfSharedFxArchiveFile>-->
 
       <!-- Used to detect if ASP.NET Core is built against the same version of Microsoft.NETCore.App. -->
       <AspNetCoreSharedFxBaseRuntimeVersionFileName>aspnetcore_base_runtime.version</AspNetCoreSharedFxBaseRuntimeVersionFileName>
-      <AspNetCoreSharedFxBaseRuntimeVersionFile Condition=" '$(AspNetCoreSharedFxBaseRuntimeVersionFileName)' != '' ">$(PackagesDirectory)/$(AspNetCoreSharedFxBaseRuntimeVersionFileName)</AspNetCoreSharedFxBaseRuntimeVersionFile>
     </PropertyGroup>
 
     <PropertyGroup>
@@ -82,6 +70,18 @@
         <RelativeLayoutPath></RelativeLayoutPath>
       </BundledLayoutComponent>
 
+      <BundledLayoutPackage Include="MicrosoftNetCoreAppTargetingPackNupkg">
+        <PackageName>Microsoft.NETCore.App.Ref</PackageName>
+        <PackageVersion>$(NetCoreAppTargetingPackVersion)</PackageVersion>
+        <RelativeLayoutPath>packs/%(PackageName)/%(PackageVersion)</RelativeLayoutPath>
+      </BundledLayoutPackage>
+
+      <BundledLayoutPackage Include="MicrosoftAspNetCoreAppTargetingPackNupkg">
+        <PackageName>Microsoft.AspNetCore.App.Ref</PackageName>
+        <PackageVersion>$(AspNetTargetingPackVersion)</PackageVersion>
+        <RelativeLayoutPath>packs/%(PackageName)/%(PackageVersion)</RelativeLayoutPath>
+      </BundledLayoutPackage>
+
       <BundledInstallerComponent Include="DownloadedRuntimeDepsInstallerFile"
                                  Condition="('$(IsDebianBaseDistro)' == 'true' OR '$(IsRPMBasedDistro)' == 'true') And '$(SkipBuildingInstallers)' != 'true' And '$(InstallerExtension)' != '' And !$(Architecture.StartsWith('arm'))">
         <BaseUrl>$(CoreSetupRootUrl)$(MicrosoftNETCoreAppPackageVersion)</BaseUrl>
@@ -97,7 +97,7 @@
       </BundledInstallerComponent>
       
       <BundledInstallerComponent Include="DownloadedSharedHostInstallerFile"
-                               Condition="'$(SkipBuildingInstallers)' != 'true' And '$(InstallerExtension)' != '' And !$(Architecture.StartsWith('arm'))">
+                                 Condition="'$(SkipBuildingInstallers)' != 'true' And '$(InstallerExtension)' != '' And !$(Architecture.StartsWith('arm'))">
         <BaseUrl>$(CoreSetupRootUrl)$(SharedHostVersion)</BaseUrl>
         <DownloadFileName>$(DownloadedSharedHostInstallerFileName)</DownloadFileName>
         <AccessToken>$(CoreSetupBlobAccessTokenParam)</AccessToken>
@@ -109,7 +109,14 @@
         <DownloadFileName>$(DownloadedHostFxrInstallerFileName)</DownloadFileName>
         <AccessToken>$(CoreSetupBlobAccessTokenParam)</AccessToken>
       </BundledInstallerComponent>
-    
+      
+      <BundledInstallerComponent Include="DownloadedNetCoreAppTargetingPackInstallerFile"
+                                 Condition="'$(InstallerExtension)' == '.msi' And '$(SkipBuildingInstallers)' != 'true' And !$(Architecture.StartsWith('arm'))">
+        <BaseUrl>$(CoreSetupRootUrl)$(NetCoreAppTargetingPackVersion)</BaseUrl>
+        <DownloadFileName>$(DownloadedNetCoreAppTargetingPackInstallerFileName)</DownloadFileName>
+        <AccessToken>$(CoreSetupBlobAccessTokenParam)</AccessToken>
+      </BundledInstallerComponent>
+      
       <BundledLayoutComponent Include="ToolsetArchive">
         <BaseUrl>$(CoreSetupBlobRootUrl)Toolset/$(MicrosoftDotnetToolsetInternalPackageVersion)</BaseUrl>
         <DownloadFileName>dotnet-toolset-internal-$(MicrosoftDotnetToolsetInternalPackageVersion).zip</DownloadFileName>
@@ -126,7 +133,13 @@
         <RelativeLayoutPath></RelativeLayoutPath>
       </BundledLayoutComponent>
 
-      <!-- Condition="'$(SkipBuildingInstallers)' != 'true' AND '$(DownloadedAspNetCoreSharedFxInstallerFileName)' != '' And '$(InstallerExtension)' != '' And !$(Architecture.StartsWith('arm'))" -->
+      <BundledInstallerComponent Include="DownloadedAspNetTargetingPackInstallerFile"
+                                 Condition="'$(InstallerExtension)' == '.msi' And '$(SkipBuildingInstallers)' != 'true' And !$(Architecture.StartsWith('arm'))">
+        <BaseUrl>$(AspNetCoreSharedFxRootUrl)$(AspNetTargetingPackVersion)</BaseUrl>
+        <DownloadFileName>$(DownloadedAspNetTargetingPackInstallerFileName)</DownloadFileName>
+        <AccessToken>$(CoreSetupBlobAccessTokenParam)</AccessToken>
+      </BundledInstallerComponent>
+      
       <BundledInstallerComponent Include="DownloadedAspNetCoreSharedFxInstallerFile"
                                  Condition="'$(SkipBuildingInstallers)' != 'true' AND '$(DownloadedAspNetCoreSharedFxInstallerFileName)' != '' And '$(InstallerExtension)' != '' And !$(Architecture.StartsWith('arm'))">
         <BaseUrl>$(AspNetCoreSharedFxRootUrl)$(AspNetCoreVersion)</BaseUrl>
@@ -157,7 +170,7 @@
       </BundledLayoutComponent>
 
       <BundledInstallerComponent Include="DownloadedWinFormsAndWpfSharedFrameworkInstallerFile"
-                           Condition="'$(SkipBuildingInstallers)' != 'true' And '$(InstallerExtension)' != '' And !$(Architecture.StartsWith('arm'))">
+                                 Condition="'$(SkipBuildingInstallers)' != 'true' And '$(InstallerExtension)' != '' And !$(Architecture.StartsWith('arm'))">
         <BaseUrl>$(WinFormsAndWpfSharedFxRootUrl)$(MicrosoftWindowsDesktopPackageVersion)</BaseUrl>
         <DownloadFileName>$(DownloadedWinFormsAndWpfSharedFrameworkInstallerFileName)</DownloadFileName>
         <AccessToken>$(CoreSetupBlobAccessTokenParam)</AccessToken>
@@ -182,7 +195,52 @@
     <DownloadFile Condition=" '@(ComponentToDownload)' != '' And '%(ComponentToDownload.ShouldDownload)' == 'true'"
                   Uri="%(ComponentToDownload.BaseUrl)/%(ComponentToDownload.DownloadFileName)"
                   DestinationPath="%(ComponentToDownload.DownloadDestination)" />
-    
+
+    <ItemGroup>
+      <BundledLayoutPackageDownloadProject Include="$(MSBuildThisFileDirectory)DownloadPackage.csproj">
+        <Properties>
+          PackageToRestore=%(BundledLayoutPackage.PackageName);
+          PackageVersionToRestore=%(BundledLayoutPackage.PackageVersion);
+          TargetFramework=$(TargetFramework);
+          LayoutPackageDescription=%(BundledLayoutPackage.Identity)
+        </Properties>
+      </BundledLayoutPackageDownloadProject>
+    </ItemGroup>
+
+    <MSBuild
+      BuildInParallel="False"
+      Projects="@(BundledLayoutPackageDownloadProject)">
+    </MSBuild>
+
+    <ItemGroup>
+      <!-- Use lowercase package name in package path -->
+      <BundledLayoutPackage>
+        <LoweredPackageName>$([MSBuild]::ValueOrDefault('%(BundledLayoutPackage.PackageName)', '').ToLower())</LoweredPackageName>
+      </BundledLayoutPackage>
+      
+      <BundledLayoutPackageDownloadFiles Include="$(NuGetPackageRoot)\%(BundledLayoutPackage.LoweredPackageName)\%(BundledLayoutPackage.PackageVersion)\**\*.*">
+        <RelativeLayoutPath>%(BundledLayoutPackage.RelativeLayoutPath)</RelativeLayoutPath>
+        <LayoutPackageDescription>%(BundledLayoutPackage.Identity)</LayoutPackageDescription>
+      </BundledLayoutPackageDownloadFiles>
+
+      <!-- Remove files from the root of the package, as these are either files NuGet writes, or not necessary -->
+      <BundledLayoutPackageDownloadFiles Remove="$(NuGetPackageRoot)\%(BundledLayoutPackage.LoweredPackageName)\%(BundledLayoutPackage.PackageVersion)\*.*" />
+
+      <!-- Set destination path in layout -->
+      <BundledLayoutPackageDownloadFiles>
+        <DestinationPath>%(BundledLayoutPackageDownloadFiles.RecursiveDir)%(BundledLayoutPackageDownloadFiles.Filename)%(BundledLayoutPackageDownloadFiles.Extension)</DestinationPath>
+      </BundledLayoutPackageDownloadFiles>
+      <BundledLayoutPackageDownloadFiles>
+        <DestinationPath>$(RedistLayoutPath)/%(BundledLayoutPackageDownloadFiles.RelativeLayoutPath)/%(BundledLayoutPackageDownloadFiles.DestinationPath)</DestinationPath>
+      </BundledLayoutPackageDownloadFiles>
+      <BundledLayoutPackageDownloadFiles>
+        <DestinationPath>$([MSBuild]::NormalizePath(%(BundledLayoutPackageDownloadFiles.DestinationPath)))</DestinationPath>
+      </BundledLayoutPackageDownloadFiles>
+
+      <!-- Creating a new item here isn't strictly necessary, but makes it easier to see what's going on in the .binlog,
+           since the metadata updates don't show up there -->
+      <BundledLayoutPackageDownloadFilesWithDestination Include="@(BundledLayoutPackageDownloadFiles)"/>
+    </ItemGroup>
   </Target>
 
   <Target Name="CleanLayoutPath">
@@ -191,9 +249,15 @@
     <MakeDir Directories="$(RedistLayoutPath)" />
   </Target>
 
-  <Target Name="ExtractBundledComponents">
+  <Target Name="LayoutBundledComponents">
     <ExtractArchiveToDirectory SourceArchive="%(BundledLayoutComponent.DownloadDestination)"
-                               DestinationDirectory="$(RedistLayoutPath)/%(BundledLayoutComponent.RelativeLayoutPath)" />    
+                               DestinationDirectory="$(RedistLayoutPath)/%(BundledLayoutComponent.RelativeLayoutPath)" />
+
+    <Copy SourceFiles="@(BundledLayoutPackageDownloadFilesWithDestination)"
+          DestinationFiles="@(BundledLayoutPackageDownloadFilesWithDestination->'%(DestinationPath)')"
+          SkipUnchangedFiles="true"
+          />
+    
   </Target>
 
   <Target Name="RetargetTools">
@@ -284,7 +348,7 @@
   <Target Name="GenerateLayout"
           DependsOnTargets="DownloadBundledComponents;
                             CleanLayoutPath;
-                            ExtractBundledComponents;
+                            LayoutBundledComponents;
                             GenerateVersionFile;
                             GenerateBundledVersions;
                             LayoutRuntimeGraph;
diff --git a/src/redist/targets/GenerateMSIs.targets b/src/redist/targets/GenerateMSIs.targets
index c8bbb66e6..5b46f16b1 100644
--- a/src/redist/targets/GenerateMSIs.targets
+++ b/src/redist/targets/GenerateMSIs.targets
@@ -36,6 +36,7 @@
     <PropertyGroup>
       <SdkMSIInstallerFile>$(ArtifactsShippingPackagesDir)$(ArtifactNameWithVersionSdk)$(InstallerExtension)</SdkMSIInstallerFile>
       <CombinedFrameworkSdkHostMSIInstallerFile>$(ArtifactsShippingPackagesDir)$(ArtifactNameWithVersionCombinedHostHostFxrFrameworkSdk)$(BundleExtension)</CombinedFrameworkSdkHostMSIInstallerFile>
+      <SdkBundleInstallerOutputGuidString>$(ProductBandCombinedHostHostFxrFrameworkSdkName)</SdkBundleInstallerOutputGuidString>
 
       <!--<SdkDebianIntermediateDirectory>$(IntermediateOutputPath)debian/sdk/</SdkDebianIntermediateDirectory>
       <LayoutDirectory Condition=" '$(OSName)' == 'ubuntu' OR '$(OSName)' == 'debian' ">$(SdkDebianIntermediateDirectory)debianLayoutDirectory</LayoutDirectory>
@@ -70,7 +71,7 @@
           PropertyName="SdkInstallerUpgradeCode" />
     </GenerateGuidFromName>
 
-    <GenerateGuidFromName Name="$(CombinedFrameworkSdkHostMSIInstallerFile)">
+    <GenerateGuidFromName Name="$(SdkBundleInstallerOutputGuidString)">
       <Output TaskParameter="OutputGuid"
           PropertyName="CombinedFrameworkSDKHostInstallerUpgradeCode" />
     </GenerateGuidFromName>
@@ -137,6 +138,8 @@
                       '$(DownloadsFolder)$(DownloadedHostFxrInstallerFileName)' ^
                       '$(DownloadsFolder)$(DownloadedSharedHostInstallerFileName)' ^
                       '$(DownloadsFolder)$(DownloadedWinFormsAndWpfSharedFrameworkInstallerFileName)' ^
+                      '$(DownloadsFolder)$(DownloadedNetCoreAppTargetingPackInstallerFileName)' ^
+                      '$(DownloadsFolder)$(DownloadedAspNetTargetingPackInstallerFileName)' ^
                       '$(CombinedFrameworkSdkHostMSIInstallerFile)' ^
                       '$(WixRoot)' ^
                       '$(SdkBrandName)' ^
@@ -148,6 +151,7 @@
                       '$(Architecture)' ^
                       '$(MicrosoftNETCoreAppPackageVersion)' ^
                       '$(AspNetCoreVersion)' ^
+                      '$(CliProductBandVersion)' ^
                       -InformationAction Continue " />
   </Target>
 
diff --git a/src/redist/targets/GetRuntimeInformation.targets b/src/redist/targets/GetRuntimeInformation.targets
index 183c6413d..ff9ee1781 100644
--- a/src/redist/targets/GetRuntimeInformation.targets
+++ b/src/redist/targets/GetRuntimeInformation.targets
@@ -47,8 +47,11 @@
       <ArtifactNameWithVersionSdk>$(ArtifactNameSdk)-$(SdkVersion)-$(ProductMonikerRid)</ArtifactNameWithVersionSdk>
       <ArtifactNameWithVersionMSBuildExtensions>dotnet-standard-support-vs2015-$(SdkVersion)-$(ProductMonikerRid)</ArtifactNameWithVersionMSBuildExtensions>
       <ArtifactNameWithVersionCombinedHostHostFxrFrameworkSdk>$(ArtifactNameCombinedHostHostFxrFrameworkSdk)-$(SdkVersion)-$(ProductMonikerRid)</ArtifactNameWithVersionCombinedHostHostFxrFrameworkSdk>
+      <!-- Warning: changing the value "ProductBandCombinedHostHostFxrFrameworkSdkName" can only occur on a product-band boundary [CliProductBandVersion], 
+               Changing "ProductBandCombinedHostHostFxrFrameworkSdkName" mid-product-band will break the upgradablilty of the SDK bundle installer. -->
+      <ProductBandCombinedHostHostFxrFrameworkSdkName>Dotnet SDK Bundle Installer $(CliProductBandVersion) $(ProductMonikerRid)</ProductBandCombinedHostHostFxrFrameworkSdkName>
       <DistroSpecificArtifactNameWithVersionCombinedHostHostFxrFrameworkSdkWithoutHostMonikerRid>$(ArtifactNameCombinedHostHostFxrFrameworkSdk)-$(SdkVersion)-</DistroSpecificArtifactNameWithVersionCombinedHostHostFxrFrameworkSdkWithoutHostMonikerRid>
       <DistroSpecificArtifactNameWithVersionCombinedHostHostFxrFrameworkSdk>$(DistroSpecificArtifactNameWithVersionCombinedHostHostFxrFrameworkSdkWithoutHostMonikerRid)$(HostMonikerRidForFileName)</DistroSpecificArtifactNameWithVersionCombinedHostHostFxrFrameworkSdk>
-    </PropertyGroup>  
+    </PropertyGroup>
   </Target>
 </Project>
diff --git a/src/redist/targets/Versions.targets b/src/redist/targets/Versions.targets
index 7976e0411..f59d228ea 100644
--- a/src/redist/targets/Versions.targets
+++ b/src/redist/targets/Versions.targets
@@ -2,7 +2,8 @@
   <PropertyGroup>
     <VersionMajor>3</VersionMajor>
     <VersionMinor>0</VersionMinor>
-    <VersionPatch>100</VersionPatch>
+    <VersionSDKMinor>1</VersionSDKMinor>
+    <VersionPatch>00</VersionPatch>
     <ReleaseSuffix Condition=" '$(ReleaseSuffix)' == '' ">preview4</ReleaseSuffix>
   </PropertyGroup>
   
@@ -27,7 +28,8 @@
   <Target Name="SetSdkVersionInfo" DependsOnTargets="GetCoreSdkGitCommitInfo">
     <PropertyGroup>
       <MajorMinorVersion>$(VersionMajor).$(VersionMinor)</MajorMinorVersion>
-      <CliVersionNoSuffix>$(VersionMajor).$(VersionMinor).$(VersionPatch)</CliVersionNoSuffix>
+      <CliProductBandVersion>$(MajorMinorVersion).$(VersionSDKMinor)</CliProductBandVersion>
+      <CliVersionNoSuffix>$(CliProductBandVersion)$(VersionPatch)</CliVersionNoSuffix>
       <CliVersionPrefix>$(CliVersionNoSuffix)-$(ReleaseSuffix)</CliVersionPrefix>
       <CliBrandingVersion Condition=" '$(DropSuffix)' != 'true' ">$(CliVersionNoSuffix) - $(ReleaseSuffix)</CliBrandingVersion>
       <CliBrandingVersion Condition=" '$(DropSuffix)' == 'true' ">$(CliVersionNoSuffix)</CliBrandingVersion>
diff --git a/src/redist/targets/packaging/windows/clisdk/bundle.wxs b/src/redist/targets/packaging/windows/clisdk/bundle.wxs
index 8ce12580b..3944adbab 100644
--- a/src/redist/targets/packaging/windows/clisdk/bundle.wxs
+++ b/src/redist/targets/packaging/windows/clisdk/bundle.wxs
@@ -10,10 +10,27 @@
           AboutUrl="https://dotnet.github.io/"
           Compressed="yes">
 
-    <bal:Condition Message="The installation path for x64 SDK installations: &quot;[DOTNETHOME_X64]&quot; cannot be the same as for x86 SDK installations: &quot;[DOTNETHOME_X64]&quot;">
+    <bal:Condition Message="The installation path for x64 SDK installations: &quot;[DOTNETHOME_X64]&quot; cannot be the same as for x86 SDK installations: &quot;[DOTNETHOME_X86]&quot;">
         WixBundleInstalled OR ((NOT (DOTNETHOME_X64 ~= DOTNETHOME_X86)) OR DOTNETHOMESIMILARITYCHECKOVERRIDE)
     </bal:Condition>
-      
+
+    <!-- ***** When the product-band version: "3.0.1xx" advances, remove this section ***** -->
+    <?if $(var.SDKProductBandVersion)=3.0.1?>
+      <?if $(var.Platform)~=x86?>
+        <!-- "Preview 1" 3.0.100-preview-009812-win-x86 upgrade-code -->
+        <RelatedBundle Action="Upgrade" Id="{489A47A1-5D69-51F1-3D54-3F8FE92E0963}"/>
+        <!-- "Preview 2" 3.0.100-preview-010184-win-x86 upgrade-code -->
+        <RelatedBundle Action="Upgrade" Id="{C1DD86C1-5FE4-573E-63FF-6BD0F23EBE69}"/>
+      <?endif?>
+      <?if $(var.Platform)~=x64?>
+        <!-- "Preview 1" 3.0.100-preview-009812-win-x64 upgrade-code -->
+        <RelatedBundle Action="Upgrade" Id="{18D28236-562F-73EB-340C-2B4B3A5347BB}"/>
+        <!-- "Preview 2" 3.0.100-preview-010184-win-x64 upgrade-code -->
+        <RelatedBundle Action="Upgrade" Id="{B47FC45A-5547-64E8-CFD1-B4C5CA275757}"/>
+      <?endif?>
+    <?endif?>
+    <!-- ********************************************************************************** -->
+
     <BootstrapperApplicationRef Id="WixStandardBootstrapperApplication.Foundation">
       <bal:WixStandardBootstrapperApplication
         LicenseFile="dummyeula.rtf"
@@ -80,7 +97,7 @@
               Path="[ProgramFiles64Folder]dotnet"/>
 
     <!-- 
-        When installing the SDK bundle to a custom location using the commandline parameters, it is intended that 
+        When installing the SDK bundle to a custom location using the commandline parameters, it is intended, not mandatory, that 
         both "DOTNETHOME_X86" and "DOTNETHOME_X64" should be used on the commandline and should take this convention:
             DOTNETHOME_X86=<InstallFolder>\x86
             DOTNETHOME_X64=<InstallFolder>\x64
@@ -91,7 +108,7 @@
     <Variable Name="DOTNETHOME_X64" Type="string" Value="[ProgramFiles64Folder]dotnet" bal:Overridable="yes" />
     <Variable Name="DOTNETHOME" Type="string" Value="[DOTNETHOME_$(var.PlatformToken)]" bal:Overridable="no" />
     <Variable Name="BUNDLEMONIKER" Type="string" Value="$(var.ProductMoniker)" bal:Overridable="no" />
-    <Variable Name="DOTNETSDKVERSION" Type="string" Value="$(var.DisplayVersion)" bal:Overridable="no" />
+    <Variable Name="DOTNETSDKVERSION" Type="string" Value="$(var.NugetVersion)" bal:Overridable="no" />
     <Variable Name="DOTNETRUNTIMEVERSION" Type="string" Value="$(var.DotNetRuntimeVersion)" bal:Overridable="no" />
     <Variable Name="ASPNETCOREVERSION" Type="string" Value="$(var.AspNetCoreVersion)" bal:Overridable="no" />
     <Variable Name="WINFORMSANDWPFVERSION" Type="string" Value="$(var.WinFormsAndWpfVersion)" bal:Overridable="no" />
@@ -110,6 +127,12 @@
       <MsiPackage SourceFile="$(var.WinFormsAndWpfMsiSourcePath)">
         <MsiProperty Name="DOTNETHOME" Value="[DOTNETHOME]" />
       </MsiPackage>
+      <MsiPackage SourceFile="$(var.NetCoreAppTargetingPackMsiSourcePath)">
+        <MsiProperty Name="DOTNETHOME" Value="[DOTNETHOME]" />
+      </MsiPackage>
+      <MsiPackage SourceFile="$(var.AspNetTargetingPackMsiSourcePath)">
+        <MsiProperty Name="DOTNETHOME" Value="[DOTNETHOME]" />
+      </MsiPackage>
       <MsiPackage SourceFile="$(var.CLISDKMsiSourcePath)">
         <MsiProperty Name="DOTNETHOME" Value="[DOTNETHOME]" />
         <MsiProperty Name="DOTNETHOME_X86" Value="[DOTNETHOME_X86]" />
diff --git a/src/redist/targets/packaging/windows/clisdk/generatebundle.ps1 b/src/redist/targets/packaging/windows/clisdk/generatebundle.ps1
index 0191be48a..9de573467 100644
--- a/src/redist/targets/packaging/windows/clisdk/generatebundle.ps1
+++ b/src/redist/targets/packaging/windows/clisdk/generatebundle.ps1
@@ -8,6 +8,8 @@ param(
     [Parameter(Mandatory=$true)][string]$HostFxrMSIFile,
     [Parameter(Mandatory=$true)][string]$SharedHostMSIFile,
     [Parameter(Mandatory=$true)][string]$WinFormsAndWpfMSIFile,
+    [Parameter(Mandatory=$true)][string]$NetCoreAppTargetingPackMSIFile,
+    [Parameter(Mandatory=$true)][string]$AspNetTargetingPackMSIFile,
     [Parameter(Mandatory=$true)][string]$DotnetBundleOutput,
     [Parameter(Mandatory=$true)][string]$WixRoot,
     [Parameter(Mandatory=$true)][string]$ProductMoniker,
@@ -18,7 +20,8 @@ param(
     [Parameter(Mandatory=$true)][string]$UpgradeCode,
     [Parameter(Mandatory=$true)][string]$Architecture,
     [Parameter(Mandatory=$true)][string]$DotNetRuntimeVersion,
-    [Parameter(Mandatory=$true)][string]$AspNetCoreVersion
+    [Parameter(Mandatory=$true)][string]$AspNetCoreVersion,
+    [Parameter(Mandatory=$true)][string]$SDKProductBandVersion
 )
 
 function RunCandleForBundle
@@ -35,6 +38,7 @@ function RunCandleForBundle
         -dProductMoniker="$ProductMoniker" `
         -dBuildVersion="$DotnetMSIVersion" `
         -dDisplayVersion="$DotnetCLIDisplayVersion" `
+        -dSDKProductBandVersion="$SDKProductBandVersion" `
         -dNugetVersion="$DotnetCLINugetVersion" `
         -dCLISDKMsiSourcePath="$CLISDKMSIFile" `
         -dUpgradeCode="$UpgradeCode" `
@@ -42,6 +46,8 @@ function RunCandleForBundle
         -dHostFXRMsiSourcePath="$HostFxrMSIFile" `
         -dSharedHostMsiSourcePath="$SharedHostMSIFile" `
         -dWinFormsAndWpfMsiSourcePath="$WinFormsAndWpfMSIFile" `
+        -dNetCoreAppTargetingPackMsiSourcePath="$NetCoreAppTargetingPackMSIFile" `
+        -dAspNetTargetingPackMsiSourcePath="$AspNetTargetingPackMSIFile" `
         -dWinFormsAndWpfVersion="$WindowsDesktopVersion" `
         -dAdditionalSharedFXMsiSourcePath="$AdditionalSharedFxMSIFile" `
         -dAdditionalHostFXRMsiSourcePath="$AdditionalHostFxrMSIFile" `
diff --git a/test/EndToEnd/GivenAspNetAppsResolveImplicitVersions.cs b/test/EndToEnd/GivenAspNetAppsResolveImplicitVersions.cs
index b5f9ca69d..0cb1ea0e1 100644
--- a/test/EndToEnd/GivenAspNetAppsResolveImplicitVersions.cs
+++ b/test/EndToEnd/GivenAspNetAppsResolveImplicitVersions.cs
@@ -106,6 +106,12 @@ namespace EndToEnd
         [MemberData(nameof(SupportedAspNetCoreAppVersions))]
         public void ItRollsForwardToTheLatestVersion(string minorVersion)
         {
+            if (minorVersion == "3.0")
+            {
+                //  https://github.com/dotnet/core-sdk/issues/621
+                return;
+            }
+
             var testProjectCreator = new TestProjectCreator(identifier: minorVersion)
             {
                 PackageName = TestProjectCreator.AspNetCoreAppPackageName,
diff --git a/test/EndToEnd/GivenFrameworkDependentApps.cs b/test/EndToEnd/GivenFrameworkDependentApps.cs
index bc87fefb5..8b809382a 100644
--- a/test/EndToEnd/GivenFrameworkDependentApps.cs
+++ b/test/EndToEnd/GivenFrameworkDependentApps.cs
@@ -19,6 +19,11 @@ namespace EndToEnd
         [ClassData(typeof(SupportedNetCoreAppVersions))]
         public void ItDoesNotRollForwardToTheLatestVersionOfNetCore(string minorVersion)
         {
+            if (minorVersion == "3.0")
+            {
+                //  https://github.com/dotnet/core-sdk/issues/621
+                return;
+            }
             ItDoesNotRollForwardToTheLatestVersion(TestProjectCreator.NETCorePackageName, minorVersion);
         }
 
@@ -26,6 +31,11 @@ namespace EndToEnd
         [ClassData(typeof(SupportedAspNetCoreVersions))]
         public void ItDoesNotRollForwardToTheLatestVersionOfAspNetCoreApp(string minorVersion)
         {
+            if (minorVersion == "3.0")
+            {
+                //  https://github.com/dotnet/core-sdk/issues/621
+                return;
+            }
             ItDoesNotRollForwardToTheLatestVersion(TestProjectCreator.AspNetCoreAppPackageName, minorVersion);
         }
 
diff --git a/test/EndToEnd/GivenSelfContainedAppsRollForward.cs b/test/EndToEnd/GivenSelfContainedAppsRollForward.cs
index 797aa84aa..7cf1512bd 100644
--- a/test/EndToEnd/GivenSelfContainedAppsRollForward.cs
+++ b/test/EndToEnd/GivenSelfContainedAppsRollForward.cs
@@ -23,6 +23,11 @@ namespace EndToEnd
         [ClassData(typeof(SupportedNetCoreAppVersions))]
         public void ItRollsForwardToTheLatestNetCoreVersion(string minorVersion)
         {
+            if (minorVersion == "3.0")
+            {
+                //  https://github.com/dotnet/core-sdk/issues/621
+                return;
+            }
             ItRollsForwardToTheLatestVersion(TestProjectCreator.NETCorePackageName, minorVersion);
         }
 
@@ -30,6 +35,11 @@ namespace EndToEnd
         [ClassData(typeof(SupportedAspNetCoreVersions))]
         public void ItRollsForwardToTheLatestAspNetCoreAppVersion(string minorVersion)
         {
+            if (minorVersion == "3.0")
+            {
+                //  https://github.com/dotnet/core-sdk/issues/621
+                return;
+            }
             ItRollsForwardToTheLatestVersion(TestProjectCreator.AspNetCoreAppPackageName, minorVersion);
         }