diff --git a/specification/billingtrust/resource-manager/Microsoft.BillingTrust/BillingTrust/client.tsp b/specification/billingtrust/resource-manager/Microsoft.BillingTrust/BillingTrust/client.tsp
index 8fc29a3d649b..8ec8d7a1a648 100644
--- a/specification/billingtrust/resource-manager/Microsoft.BillingTrust/BillingTrust/client.tsp
+++ b/specification/billingtrust/resource-manager/Microsoft.BillingTrust/BillingTrust/client.tsp
@@ -6,6 +6,8 @@ using Azure.ClientGenerator.Core;
 
 @@clientName(ProvisioningState, "BillingTrustProvisioningState", "csharp");
 @@clientName(Microsoft.BillingTrust, "BillingTrustMgmtClient", "python");
+@@clientName(Assessment, "BillingTrustAssessment", "csharp");
+@@clientName(Rule, "BillingTrustRule", "csharp");
 @@clientName(
   GenerateUploadTokenResponse,
   "GenerateUploadTokenResult",