diff --git a/doc/snippets/Microsoft.Data.SqlClient/RegisteredApplication.xml b/doc/snippets/Microsoft.Data.SqlClient/RegisteredApplication.xml
new file mode 100644
index 0000000000..58dc683dcb
--- /dev/null
+++ b/doc/snippets/Microsoft.Data.SqlClient/RegisteredApplication.xml
@@ -0,0 +1,147 @@
+
+
+
+
+ Specifies the known application identifiers that Microsoft.Data.SqlClient reports for user agent telemetry.
+
+
+
+ Production applications that meet the bar are welcome to reserve an identifier here.
+
+
+ Identifier reservations are as follows:
+
+
+ -
+ 0x0001-0x7FFF: Microsoft-defined large-scale applications.
+
+ -
+ 0x8000-0xBFFF: Reserved for small-scale use.
+
+ -
+ 0xC000-0xFFFF: Public and developer use.
+
+
+
+ An unregistered identifier may still be reported by casting a value to this type.
+
+
+
+
+
+ No application identity is reported. This is the default.
+
+
+ 0
+
+
+
+
+ The Microsoft Entity Framework Core SQL Server provider.
+
+
+ 1
+
+
+
+
+ Microsoft Semantic Kernel.
+
+
+ 2
+
+
+
+
+ Microsoft SQL Server Management Studio.
+
+
+ 3
+
+
+
+
+ Microsoft SQL Server Management Objects.
+
+
+ 4
+
+
+
+
+ Microsoft SQL Server Data-Tier Application Framework.
+
+
+ 5
+
+
+
+
+ Microsoft SQL Tools Service.
+
+
+ 6
+
+
+
+
+ Microsoft ASP.NET Core distributed SQL Server cache.
+
+
+ 7
+
+
+
+
+ Microsoft Entity Framework 6 SQL Server provider.
+
+
+ 8
+
+
+
+
+ Microsoft Azure Functions SQL extension.
+
+
+ 9
+
+
+
+
+ Microsoft Orleans ADO.NET providers.
+
+
+ 10
+
+
+
+
+ Microsoft Durable Task SQL Server provider.
+
+
+ 11
+
+
+
+
+ The sqlpackage command-line tool.
+
+
+ 12
+
+
+ sqlpackage is built on the Data-Tier Application Framework, but reports its own identifier so that
+ command-line use can be told apart from other callers of that framework.
+
+
+
+
+ Microsoft Data API builder.
+
+
+ 13
+
+
+
+
diff --git a/doc/snippets/Microsoft.Data.SqlClient/SqlConnection.xml b/doc/snippets/Microsoft.Data.SqlClient/SqlConnection.xml
index 5f88a1498e..82ef140a98 100644
--- a/doc/snippets/Microsoft.Data.SqlClient/SqlConnection.xml
+++ b/doc/snippets/Microsoft.Data.SqlClient/SqlConnection.xml
@@ -2294,6 +2294,56 @@ The following sample tries to open a connection to an invalid database to simula
+
+
+ Gets or sets the middleware application identity reported to the server for this connection.
+
+
+ A value. The default is
+ .
+
+
+
+ Set the identity before opening the connection:
+
+
+ using Microsoft.Data.SqlClient;
+
+ using SqlConnection connection = new(connectionString)
+ {
+ RegisteredApplication = RegisteredApplication.EntityFrameworkCore
+ };
+ connection.Open();
+
+
+
+ The connection is opening or open. The identity is reported during login, so it must be set beforehand.
+
+
+
+ This API is intended for registered applications that reserve an identifier in
+ . An unregistered identifier may be reported by
+ casting a value to that type.
+
+
+ This value is telemetry. It is supplied entirely by the client, which may report any identifier in range,
+ so it is not an authenticated identity and must not be used for authorization or any other security
+ decision.
+
+
+ The identity is sent once, during login, so it must be set before the connection is opened.
+
+
+ When pooling is enabled the value is reported only while establishing a new physical connection, and it is
+ not part of the pool key. A connection served from the pool therefore reports the identity of whichever
+ connection caused that physical connection to be created, and physical connections opened in the background
+ to satisfy Min Pool Size report
+ . Applications that mix identities over one
+ connection string should treat this telemetry as indicative rather than exact, or disable pooling where an
+ exact attribution is required.
+
+
+
Gets a string that identifies the database client.
diff --git a/src/Microsoft.Data.SqlClient/notsupported/Microsoft.Data.SqlClient.csproj b/src/Microsoft.Data.SqlClient/notsupported/Microsoft.Data.SqlClient.csproj
index a9474613e6..43ebcffcfc 100644
--- a/src/Microsoft.Data.SqlClient/notsupported/Microsoft.Data.SqlClient.csproj
+++ b/src/Microsoft.Data.SqlClient/notsupported/Microsoft.Data.SqlClient.csproj
@@ -72,6 +72,13 @@
$(NoWarn);CS0618
+
+
+
+ <_Parameter1>true
+
+
+