diff --git a/src/Controls/src/Core/Properties/AssemblyInfo.cs b/src/Controls/src/Core/Properties/AssemblyInfo.cs
index 704dbe5da6ce..5e876ce34fcf 100644
--- a/src/Controls/src/Core/Properties/AssemblyInfo.cs
+++ b/src/Controls/src/Core/Properties/AssemblyInfo.cs
@@ -51,6 +51,13 @@
 [assembly: InternalsVisibleTo("Microsoft.Maui.Controls.DeviceTests")]
 [assembly: InternalsVisibleTo("Controls.TestCases.HostApp")]
 
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Core")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Embedding")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.UnitTests")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Markup")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Markup.UnitTests")]
+
 [assembly: InternalsVisibleTo("DynamicProxyGenAssembly2")]
 
 [assembly: Preserve]
diff --git a/src/Controls/src/Xaml/Properties/AssemblyInfo.cs b/src/Controls/src/Xaml/Properties/AssemblyInfo.cs
index a81114a9f146..6cc5521cde4b 100644
--- a/src/Controls/src/Xaml/Properties/AssemblyInfo.cs
+++ b/src/Controls/src/Xaml/Properties/AssemblyInfo.cs
@@ -13,6 +13,12 @@
 [assembly: InternalsVisibleTo("Microsoft.Maui.Controls.HotReload.UnitTests")]
 [assembly: InternalsVisibleTo("Microsoft.Maui.Controls.SourceGen")]
 [assembly: InternalsVisibleTo("Microsoft.Maui.Controls.Compatibility")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Core")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Embedding")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.UnitTests")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Markup")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Markup.UnitTests")]
 [assembly: InternalsVisibleTo("Microsoft.Maui.Controls.DeviceTests")]
 
 [assembly: Preserve]
diff --git a/src/Core/src/Properties/AssemblyInfo.cs b/src/Core/src/Properties/AssemblyInfo.cs
index 363d0718a4dd..53fff1cfc6db 100644
--- a/src/Core/src/Properties/AssemblyInfo.cs
+++ b/src/Core/src/Properties/AssemblyInfo.cs
@@ -34,6 +34,11 @@
 [assembly: InternalsVisibleTo("Core.Benchmarks")]
 [assembly: InternalsVisibleTo("Comet")]
 [assembly: InternalsVisibleTo("Comet.Tests")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Core")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.UnitTests")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Markup")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Markup.UnitTests")]
 [assembly: InternalsVisibleTo("Reloadify-emit")]
 [assembly: InternalsVisibleTo("Microsoft.Maui.TestUtils.DeviceTests.Runners")]
 [assembly: InternalsVisibleTo("Microsoft.Maui.TestUtils.DeviceTests")]
diff --git a/src/Essentials/src/AssemblyInfo/AssemblyInfo.shared.cs b/src/Essentials/src/AssemblyInfo/AssemblyInfo.shared.cs
index 82df4244e7e7..4a4ab0f715e2 100644
--- a/src/Essentials/src/AssemblyInfo/AssemblyInfo.shared.cs
+++ b/src/Essentials/src/AssemblyInfo/AssemblyInfo.shared.cs
@@ -7,6 +7,11 @@
 [assembly: InternalsVisibleTo("EssentialsDeviceTestsUWP")]
 [assembly: InternalsVisibleTo("EssentialsDeviceTestsShared")]
 [assembly: InternalsVisibleTo("EssentialsDeviceTestsiOS")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Core")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.UnitTests")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Markup")]
+[assembly: InternalsVisibleTo("CommunityToolkit.Maui.Markup.UnitTests")]
 [assembly: InternalsVisibleTo("Microsoft.Maui.Controls.Core.UnitTests")]
 [assembly: InternalsVisibleTo("Microsoft.Maui.Controls.Xaml.UnitTests")]
 [assembly: InternalsVisibleTo("Microsoft.Maui.Compatibility.Core.UnitTests")]