diff --git a/schemas/2020-05-01-preview/Microsoft.AzureActiveDirectory.json b/schemas/2020-05-01-preview/Microsoft.AzureActiveDirectory.json
new file mode 100644
index 0000000000..2246b62c3a
--- /dev/null
+++ b/schemas/2020-05-01-preview/Microsoft.AzureActiveDirectory.json
@@ -0,0 +1,78 @@
+{
+  "id": "https://schema.management.azure.com/schemas/2020-05-01-preview/Microsoft.AzureActiveDirectory.json#",
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "title": "Microsoft.AzureActiveDirectory",
+  "description": "Microsoft AzureActiveDirectory Resource Types",
+  "resourceDefinitions": {
+    "guestUsages": {
+      "type": "object",
+      "properties": {
+        "apiVersion": {
+          "type": "string",
+          "enum": [
+            "2020-05-01-preview"
+          ]
+        },
+        "location": {
+          "type": "string",
+          "description": "Location of the Guest Usages resource."
+        },
+        "name": {
+          "type": "string",
+          "description": "The initial domain name of the AAD tenant."
+        },
+        "properties": {
+          "oneOf": [
+            {
+              "$ref": "#/definitions/GuestUsagesResourceProperties"
+            },
+            {
+              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
+            }
+          ],
+          "description": "Guest Usages Resource Properties"
+        },
+        "tags": {
+          "oneOf": [
+            {
+              "type": "object",
+              "additionalProperties": {
+                "type": "string"
+              },
+              "properties": {}
+            },
+            {
+              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
+            }
+          ],
+          "description": "Key-value pairs of additional resource provisioning properties."
+        },
+        "type": {
+          "type": "string",
+          "enum": [
+            "Microsoft.AzureActiveDirectory/guestUsages"
+          ]
+        }
+      },
+      "required": [
+        "apiVersion",
+        "name",
+        "properties",
+        "type"
+      ],
+      "description": "Microsoft.AzureActiveDirectory/guestUsages"
+    }
+  },
+  "definitions": {
+    "GuestUsagesResourceProperties": {
+      "type": "object",
+      "properties": {
+        "tenantId": {
+          "type": "string",
+          "description": "An identifier for the tenant for which the resource is being created"
+        }
+      },
+      "description": "Guest Usages Resource Properties"
+    }
+  }
+}
\ No newline at end of file
diff --git a/schemas/common/autogeneratedResources.json b/schemas/common/autogeneratedResources.json
index a18ff59272..4e1d9e19f0 100644
--- a/schemas/common/autogeneratedResources.json
+++ b/schemas/common/autogeneratedResources.json
@@ -1045,6 +1045,9 @@
         {
           "$ref": "https://schema.management.azure.com/schemas/2020-03-20/Microsoft.AVS.json#/resourceDefinitions/privateClouds_hcxEnterpriseSites"
         },
+        {
+          "$ref": "https://schema.management.azure.com/schemas/2020-05-01-preview/Microsoft.AzureActiveDirectory.json#/resourceDefinitions/guestUsages"
+        },
         {
           "$ref": "https://schema.management.azure.com/schemas/2019-07-24-preview/Microsoft.AzureData.json#/resourceDefinitions/dataControllers"
         },