diff --git a/Directory.Build.props b/Directory.Build.props
index 9d84f1dc650..b4e468bdf2c 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -16,6 +16,11 @@
     <RepositoryUrl>https://github.com/dotnet/arcade</RepositoryUrl>
     <!-- Only upgrade NuGetAudit warnings to errors for official builds. -->
     <WarningsNotAsErrors Condition="'$(OfficialBuild)' != 'true'">$(WarningsNotAsErrors);NU1901;NU1902;NU1903;NU1904</WarningsNotAsErrors>
+    <!-- TODO: Remove when arcade updates to a new Arcade SDK with matching TargetFrameworkDefaults.props. -->
+    <NetCurrent>net10.0</NetCurrent>
+    <NetPrevious>net9.0</NetPrevious>
+    <NetToolCurrent>$(NetCurrent)</NetToolCurrent>
+    <NetToolMinimum Condition="'$(DotNetBuildSourceOnly)' == 'true'">$(NetToolCurrent)</NetToolMinimum>
   </PropertyGroup>
 
 </Project>
diff --git a/global.json b/global.json
index af88ae5bfcc..be804061027 100644
--- a/global.json
+++ b/global.json
@@ -1,10 +1,10 @@
 {
   "sdk": {
-    "version": "9.0.100",
+    "version": "10.0.100-alpha.1.24573.1",
     "rollForward": "latestFeature"
   },
   "tools": {
-    "dotnet": "9.0.100"
+    "dotnet": "10.0.100-alpha.1.24573.1"
   },
   "msbuild-sdks": {
     "Microsoft.DotNet.Arcade.Sdk": "10.0.0-beta.24564.1",
diff --git a/src/Microsoft.DotNet.Arcade.Sdk/tools/Sign.proj b/src/Microsoft.DotNet.Arcade.Sdk/tools/Sign.proj
index 619efac3306..b4c8d50a9c4 100644
--- a/src/Microsoft.DotNet.Arcade.Sdk/tools/Sign.proj
+++ b/src/Microsoft.DotNet.Arcade.Sdk/tools/Sign.proj
@@ -98,7 +98,7 @@
         SNBinaryPath="$(SNBinaryPath)"
         MicroBuildCorePath="$(NuGetPackageRoot)microbuild.core\$(MicroBuildCoreVersion)"
         WixToolsPath="$(WixInstallPath)"
-        TarToolPath="$(NuGetPackageRoot)microsoft.dotnet.tar\$(MicrosoftDotNetSignToolVersion)\tools\net9.0\any\Microsoft.Dotnet.Tar.dll"
+        TarToolPath="$(NuGetPackageRoot)microsoft.dotnet.tar\$(MicrosoftDotNetSignToolVersion)\tools\net10.0\any\Microsoft.Dotnet.Tar.dll"
         RepackParallelism="$(SignToolRepackParallelism)"
         MaximumParallelFileSize="$(SignToolRepackMaximumParallelFileSize)" />
   </Target>
diff --git a/src/Microsoft.DotNet.Arcade.Sdk/tools/TargetFrameworkDefaults.props b/src/Microsoft.DotNet.Arcade.Sdk/tools/TargetFrameworkDefaults.props
index bd83cda601a..33c2fea4ed1 100644
--- a/src/Microsoft.DotNet.Arcade.Sdk/tools/TargetFrameworkDefaults.props
+++ b/src/Microsoft.DotNet.Arcade.Sdk/tools/TargetFrameworkDefaults.props
@@ -11,21 +11,19 @@
 
   <PropertyGroup>
     <!-- The TFM of the major release of .NET that the Arcade SDK aligns with. -->
-    <NetCurrent>net9.0</NetCurrent>
+    <NetCurrent>net10.0</NetCurrent>
 
     <!-- The previously released version of .NET.
          Undefined when NetMinimum and NetPrevious are identical. -->
-    <NetPrevious />
+    <NetPrevious>net9.0</NetPrevious>
 
-    <!-- Lowest supported version of .NET at the time of the release of NetCurrent.
-         E.g. net8.0 when NetCurrent is net9.0. -->
+    <!-- Lowest supported version of .NET at the time of the release of NetCurrent. -->
     <NetMinimum>net8.0</NetMinimum>
 
     <!-- The TFM of the latest version of .NET Framework. -->
     <NetFrameworkCurrent>net481</NetFrameworkCurrent>
 
-    <!-- Lowest supported version of .NET Framework the time of the release of NetCurrent.
-         E.g. if NetCurrent is net9.0, then NetFrameworkMinimum is net462. -->
+    <!-- Lowest supported version of .NET Framework the time of the release of NetCurrent. -->
     <NetFrameworkMinimum>net462</NetFrameworkMinimum>
   </PropertyGroup>
 
@@ -33,7 +31,7 @@
     <!-- The current version of .NET that tools (i.e. msbuild) target.
          MSBuild tasks and tools should use this version to target the latest TFM that is supported by tooling.
          Identical with NetCurrent when building from source. -->
-    <NetToolCurrent Condition="'$(DotNetBuildSourceOnly)' != 'true'">net9.0</NetToolCurrent>
+    <NetToolCurrent Condition="'$(DotNetBuildSourceOnly)' != 'true'">net10.0</NetToolCurrent>
     <NetToolCurrent Condition="'$(DotNetBuildSourceOnly)' == 'true'">$(NetCurrent)</NetToolCurrent>
 
     <!-- Lowest version of .NET at the time of the release of NetCurrent that is supported by tooling.
diff --git a/src/Microsoft.DotNet.Build.Tasks.Packaging/src/build/Packaging.targets b/src/Microsoft.DotNet.Build.Tasks.Packaging/src/build/Packaging.targets
index b94b6736dac..e0fadabb2d0 100644
--- a/src/Microsoft.DotNet.Build.Tasks.Packaging/src/build/Packaging.targets
+++ b/src/Microsoft.DotNet.Build.Tasks.Packaging/src/build/Packaging.targets
@@ -954,6 +954,10 @@
     <DefaultValidateFramework Include="net9.0">
       <RuntimeIDs>@(NETCoreApp90RIDs)</RuntimeIDs>
     </DefaultValidateFramework>
+    <NETCoreApp100RIDs Condition="'@(NETCoreApp100RIDs)' == ''" Include="@(NETCoreApp90RIDs)" />
+    <DefaultValidateFramework Include="net10.0">
+      <RuntimeIDs>@(NETCoreApp100RIDs)</RuntimeIDs>
+    </DefaultValidateFramework>
 
     <NETCore50RIDs Condition="'@(NETCore50RIDs)' == ''" Include="win10-x86;win10-x86-aot;win10-x64;win10-x64-aot;win10-arm;win10-arm-aot" />
     <DefaultValidateFramework Include="netcore50">
diff --git a/src/Microsoft.DotNet.Build.Tasks.Workloads/src/Misc/msi.csproj b/src/Microsoft.DotNet.Build.Tasks.Workloads/src/Misc/msi.csproj
index b2062af0a9a..ded5cf7b037 100644
--- a/src/Microsoft.DotNet.Build.Tasks.Workloads/src/Misc/msi.csproj
+++ b/src/Microsoft.DotNet.Build.Tasks.Workloads/src/Misc/msi.csproj
@@ -20,7 +20,7 @@
     <PackageType>DotnetPlatform</PackageType>
     <PackageVersion>__PACKAGE_VERSION__</PackageVersion>
     <SuppressDependenciesWhenPacking>true</SuppressDependenciesWhenPacking>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Microsoft.DotNet.Helix/Sdk/tools/dotnet-cli/DotNetCli.props b/src/Microsoft.DotNet.Helix/Sdk/tools/dotnet-cli/DotNetCli.props
index 63552b1ed22..2d8a28a73a2 100644
--- a/src/Microsoft.DotNet.Helix/Sdk/tools/dotnet-cli/DotNetCli.props
+++ b/src/Microsoft.DotNet.Helix/Sdk/tools/dotnet-cli/DotNetCli.props
@@ -3,7 +3,7 @@
 
   <PropertyGroup>
     <IncludeDotNetCli Condition=" '$(IncludeDotNetCli)' != 'true' ">false</IncludeDotNetCli>
-    <AspNetCoreRuntimeVersion>9.0.0</AspNetCoreRuntimeVersion>
+    <AspNetCoreRuntimeVersion>10.0.0-alpha.2.24572.1</AspNetCoreRuntimeVersion>
     <DotNetCliPackageType Condition=" '$(DotNetCliPackageType)' == '' ">runtime</DotNetCliPackageType>
     <DotNetCliVersion Condition=" '$(DotNetCliVersion)' == '' AND '$(DotNetCliPackageType)' == 'runtime' ">$(BundledNETCoreAppPackageVersion)</DotNetCliVersion>
     <!-- TODO (https://github.com/dotnet/arcade/issues/7022): We are hardcoding this version to use the one tied to the SDK version from global.json -->
diff --git a/src/Microsoft.DotNet.Helix/Sdk/tools/xunit-runner/XUnitRunner.targets b/src/Microsoft.DotNet.Helix/Sdk/tools/xunit-runner/XUnitRunner.targets
index 0ae8d148264..9312e26723c 100644
--- a/src/Microsoft.DotNet.Helix/Sdk/tools/xunit-runner/XUnitRunner.targets
+++ b/src/Microsoft.DotNet.Helix/Sdk/tools/xunit-runner/XUnitRunner.targets
@@ -2,7 +2,7 @@
 <Project>
 
   <PropertyGroup>
-    <XUnitPublishTargetFramework Condition="'$(XUnitPublishTargetFramework)' == ''">net9.0</XUnitPublishTargetFramework>
+    <XUnitPublishTargetFramework Condition="'$(XUnitPublishTargetFramework)' == ''">net10.0</XUnitPublishTargetFramework>
     <XUnitRuntimeTargetFramework Condition="'$(XUnitRuntimeTargetFramework)' == ''">netcoreapp2.0</XUnitRuntimeTargetFramework>
 
     <XUnitRunnerVersion Condition="'$(XUnitRunnerVersion)' == ''">2.9.2</XUnitRunnerVersion>
diff --git a/src/Microsoft.DotNet.XliffTasks/Microsoft.DotNet.XliffTasks.csproj b/src/Microsoft.DotNet.XliffTasks/Microsoft.DotNet.XliffTasks.csproj
index 1059c3bc488..165a4a7d5fd 100644
--- a/src/Microsoft.DotNet.XliffTasks/Microsoft.DotNet.XliffTasks.csproj
+++ b/src/Microsoft.DotNet.XliffTasks/Microsoft.DotNet.XliffTasks.csproj
@@ -1,10 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <!--
-       We need to target net8.0 while Arcade SDK 8 is being used.
-       Xliff tasks were moved from dotnet/xliff-tasks to Arcade in V9, so they are not available in release/8.0 branch.
-    -->
     <TargetFrameworks>$(NetToolMinimum);$(NetFrameworkToolCurrent)</TargetFrameworks>
     <IsPackable>true</IsPackable>
     <IsBuildTaskProject>true</IsBuildTaskProject>
diff --git a/tests/UnitTests.proj b/tests/UnitTests.proj
index 910ccf3b075..ad85e4bac70 100644
--- a/tests/UnitTests.proj
+++ b/tests/UnitTests.proj
@@ -116,9 +116,10 @@
   <Import Project="$(MSBuildThisFileDirectory)\..\src\Microsoft.DotNet.Helix\Sdk\sdk\Sdk.targets"/>
 
   <ItemGroup>
-    <HelixWorkItem Condition="$(HelixTargetQueue.StartsWith('Windows'))" Include="AspNetCoreTest">
+    <!-- TODO: Re-enable aspnetcore version branding test: https://github.com/dotnet/arcade/issues/15249 -->
+    <!-- <HelixWorkItem Condition="$(HelixTargetQueue.StartsWith('Windows'))" Include="AspNetCoreTest">
       <Command>powershell %HELIX_WORKITEM_PAYLOAD%\aspnet-versioncheck.ps1 -aspNetCoreVersion $(AspNetCoreRuntimeVersion)</Command>
       <PayloadDirectory>$(MSBuildThisFileDirectory)\AspNetVersionCheck</PayloadDirectory>
-    </HelixWorkItem>
+    </HelixWorkItem> -->
   </ItemGroup>
 </Project>