diff --git a/sdk/resources/azure-mgmt-resource/_meta.json b/sdk/resources/azure-mgmt-resource/_meta.json
index b778f503ab9c..32568c8dbb23 100644
--- a/sdk/resources/azure-mgmt-resource/_meta.json
+++ b/sdk/resources/azure-mgmt-resource/_meta.json
@@ -1,11 +1,11 @@
 {
   "autorest": "3.4.2",
   "use": [
-    "@autorest/python@5.8.0",
-    "@autorest/modelerfour@4.19.1"
+    "@autorest/python@5.8.1",
+    "@autorest/modelerfour@4.19.2"
   ],
-  "commit": "6816683ce2d163a8ba62f426202fdcfbe7b68e35",
+  "commit": "91ac14531f0d05b3d6fcf4a817ea0defde59fe63",
   "repository_url": "https://github.com/Azure/azure-rest-api-specs",
-  "autorest_command": "autorest specification/resources/resource-manager/readme.md --multiapi --python --python-mode=update --python-sdks-folder=/home/vsts/work/1/s/azure-sdk-for-python/sdk --track2 --use=@autorest/python@5.8.0 --use=@autorest/modelerfour@4.19.1 --version=3.4.2",
+  "autorest_command": "autorest specification/resources/resource-manager/readme.md --multiapi --python --python-mode=update --python-sdks-folder=/home/vsts/work/1/s/azure-sdk-for-python/sdk --track2 --use=@autorest/python@5.8.1 --use=@autorest/modelerfour@4.19.2 --version=3.4.2",
   "readme": "specification/resources/resource-manager/readme.md"
 }
\ No newline at end of file
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/deploymentscripts/v2019_10_01_preview/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/deploymentscripts/v2019_10_01_preview/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/deploymentscripts/v2019_10_01_preview/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/deploymentscripts/v2019_10_01_preview/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/deploymentscripts/v2020_10_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/deploymentscripts/v2020_10_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/deploymentscripts/v2020_10_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/deploymentscripts/v2020_10_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/features/v2015_12_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/features/v2015_12_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/features/v2015_12_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/features/v2015_12_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/links/v2016_09_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/links/v2016_09_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/links/v2016_09_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/links/v2016_09_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/locks/v2015_01_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/locks/v2015_01_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/locks/v2015_01_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/locks/v2015_01_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/locks/v2016_09_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/locks/v2016_09_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/locks/v2016_09_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/locks/v2016_09_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/models/_models.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/models/_models.py
index 61565808b77b..ff5a88fc6638 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/models/_models.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/models/_models.py
@@ -510,14 +510,14 @@ class Identity(msrest.serialization.Model):
     :vartype principal_id: str
     :ivar tenant_id: The tenant ID of resource.
     :vartype tenant_id: str
-    :ivar type: The identity type. Default value: "SystemAssigned".
-    :vartype type: str
+    :param type: The identity type. The only acceptable values to pass in are None and
+     "SystemAssigned". The default value is None.
+    :type type: str
     """
 
     _validation = {
         'principal_id': {'readonly': True},
         'tenant_id': {'readonly': True},
-        'type': {'constant': True},
     }
 
     _attribute_map = {
@@ -526,8 +526,6 @@ class Identity(msrest.serialization.Model):
         'type': {'key': 'type', 'type': 'str'},
     }
 
-    type = "SystemAssigned"
-
     def __init__(
         self,
         **kwargs
@@ -535,6 +533,7 @@ def __init__(
         super(Identity, self).__init__(**kwargs)
         self.principal_id = None
         self.tenant_id = None
+        self.type = kwargs.get('type', None)
 
 
 class Operation(msrest.serialization.Model):
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/models/_models_py3.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/models/_models_py3.py
index 0cc531b3c60f..a4cada4db25e 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/models/_models_py3.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/managedapplications/models/_models_py3.py
@@ -577,14 +577,14 @@ class Identity(msrest.serialization.Model):
     :vartype principal_id: str
     :ivar tenant_id: The tenant ID of resource.
     :vartype tenant_id: str
-    :ivar type: The identity type. Default value: "SystemAssigned".
-    :vartype type: str
+    :param type: The identity type. The only acceptable values to pass in are None and
+     "SystemAssigned". The default value is None.
+    :type type: str
     """
 
     _validation = {
         'principal_id': {'readonly': True},
         'tenant_id': {'readonly': True},
-        'type': {'constant': True},
     }
 
     _attribute_map = {
@@ -593,15 +593,16 @@ class Identity(msrest.serialization.Model):
         'type': {'key': 'type', 'type': 'str'},
     }
 
-    type = "SystemAssigned"
-
     def __init__(
         self,
+        *,
+        type: Optional[str] = None,
         **kwargs
     ):
         super(Identity, self).__init__(**kwargs)
         self.principal_id = None
         self.tenant_id = None
+        self.type = type
 
 
 class Operation(msrest.serialization.Model):
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2015_10_01_preview/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2015_10_01_preview/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2015_10_01_preview/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2015_10_01_preview/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2016_04_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2016_04_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2016_04_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2016_04_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2016_12_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2016_12_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2016_12_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2016_12_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2017_06_01_preview/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2017_06_01_preview/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2017_06_01_preview/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2017_06_01_preview/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2018_03_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2018_03_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2018_03_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2018_03_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2018_05_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2018_05_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2018_05_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2018_05_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_01_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_01_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_01_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_01_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_06_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_06_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_06_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_06_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_09_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_09_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_09_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2019_09_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2020_09_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2020_09_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2020_09_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/policy/v2020_09_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/_configuration.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/_configuration.py
index de04546907b7..ae0bb66eaafa 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/_configuration.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/_configuration.py
@@ -30,7 +30,7 @@ class ResourceManagementClientConfiguration(Configuration):
 
     :param credential: Credential needed for the client to connect to Azure.
     :type credential: ~azure.core.credentials.TokenCredential
-    :param subscription_id: The ID of the target subscription.
+    :param subscription_id: The Microsoft Azure subscription ID.
     :type subscription_id: str
     """
 
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/_resource_management_client.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/_resource_management_client.py
index 03eeb4fd2668..1aec78a9b461 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/_resource_management_client.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/_resource_management_client.py
@@ -45,7 +45,7 @@ class ResourceManagementClient(MultiApiClientMixin, _SDKClient):
 
     :param credential: Credential needed for the client to connect to Azure.
     :type credential: ~azure.core.credentials.TokenCredential
-    :param subscription_id: The ID of the target subscription.
+    :param subscription_id: The Microsoft Azure subscription ID.
     :type subscription_id: str
     :param api_version: API version to use if no profile is provided, or if missing in profile.
     :type api_version: str
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/aio/_configuration.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/aio/_configuration.py
index 7755777c6cda..def81772fce9 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/aio/_configuration.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/aio/_configuration.py
@@ -28,7 +28,7 @@ class ResourceManagementClientConfiguration(Configuration):
 
     :param credential: Credential needed for the client to connect to Azure.
     :type credential: ~azure.core.credentials_async.AsyncTokenCredential
-    :param subscription_id: The ID of the target subscription.
+    :param subscription_id: The Microsoft Azure subscription ID.
     :type subscription_id: str
     """
 
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/aio/_resource_management_client.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/aio/_resource_management_client.py
index b878da5a16d3..c062a71eab45 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/aio/_resource_management_client.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/aio/_resource_management_client.py
@@ -43,7 +43,7 @@ class ResourceManagementClient(MultiApiClientMixin, _SDKClient):
 
     :param credential: Credential needed for the client to connect to Azure.
     :type credential: ~azure.core.credentials_async.AsyncTokenCredential
-    :param subscription_id: The ID of the target subscription.
+    :param subscription_id: The Microsoft Azure subscription ID.
     :type subscription_id: str
     :param api_version: API version to use if no profile is provided, or if missing in profile.
     :type api_version: str
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/models/_models.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/models/_models.py
index f8c61f2a7959..8ecf916ddc0b 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/models/_models.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/models/_models.py
@@ -820,14 +820,14 @@ class Identity(msrest.serialization.Model):
     :vartype principal_id: str
     :ivar tenant_id: The tenant id of resource.
     :vartype tenant_id: str
-    :ivar type: The identity type. Default value: "SystemAssigned".
-    :vartype type: str
+    :param type: The identity type. The only acceptable values to pass in are None and
+     "SystemAssigned". The default value is None.
+    :type type: str
     """
 
     _validation = {
         'principal_id': {'readonly': True},
         'tenant_id': {'readonly': True},
-        'type': {'constant': True},
     }
 
     _attribute_map = {
@@ -836,8 +836,6 @@ class Identity(msrest.serialization.Model):
         'type': {'key': 'type', 'type': 'str'},
     }
 
-    type = "SystemAssigned"
-
     def __init__(
         self,
         **kwargs
@@ -845,6 +843,7 @@ def __init__(
         super(Identity, self).__init__(**kwargs)
         self.principal_id = None
         self.tenant_id = None
+        self.type = kwargs.get('type', None)
 
 
 class ParametersLink(msrest.serialization.Model):
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/models/_models_py3.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/models/_models_py3.py
index d5ccb3914a9e..66277b47ac42 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/models/_models_py3.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_02_01/models/_models_py3.py
@@ -923,14 +923,14 @@ class Identity(msrest.serialization.Model):
     :vartype principal_id: str
     :ivar tenant_id: The tenant id of resource.
     :vartype tenant_id: str
-    :ivar type: The identity type. Default value: "SystemAssigned".
-    :vartype type: str
+    :param type: The identity type. The only acceptable values to pass in are None and
+     "SystemAssigned". The default value is None.
+    :type type: str
     """
 
     _validation = {
         'principal_id': {'readonly': True},
         'tenant_id': {'readonly': True},
-        'type': {'constant': True},
     }
 
     _attribute_map = {
@@ -939,15 +939,16 @@ class Identity(msrest.serialization.Model):
         'type': {'key': 'type', 'type': 'str'},
     }
 
-    type = "SystemAssigned"
-
     def __init__(
         self,
+        *,
+        type: Optional[str] = None,
         **kwargs
     ):
         super(Identity, self).__init__(**kwargs)
         self.principal_id = None
         self.tenant_id = None
+        self.type = type
 
 
 class ParametersLink(msrest.serialization.Model):
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/models/_models.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/models/_models.py
index 7686f397cb30..808139a78787 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/models/_models.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/models/_models.py
@@ -886,14 +886,14 @@ class Identity(msrest.serialization.Model):
     :vartype principal_id: str
     :ivar tenant_id: The tenant ID of resource.
     :vartype tenant_id: str
-    :ivar type: The identity type. Default value: "SystemAssigned".
-    :vartype type: str
+    :param type: The identity type. The only acceptable values to pass in are None and
+     "SystemAssigned". The default value is None.
+    :type type: str
     """
 
     _validation = {
         'principal_id': {'readonly': True},
         'tenant_id': {'readonly': True},
-        'type': {'constant': True},
     }
 
     _attribute_map = {
@@ -902,8 +902,6 @@ class Identity(msrest.serialization.Model):
         'type': {'key': 'type', 'type': 'str'},
     }
 
-    type = "SystemAssigned"
-
     def __init__(
         self,
         **kwargs
@@ -911,6 +909,7 @@ def __init__(
         super(Identity, self).__init__(**kwargs)
         self.principal_id = None
         self.tenant_id = None
+        self.type = kwargs.get('type', None)
 
 
 class ParametersLink(msrest.serialization.Model):
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/models/_models_py3.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/models/_models_py3.py
index 9b4e2a0edbbe..2c9ce0563858 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/models/_models_py3.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2016_09_01/models/_models_py3.py
@@ -972,14 +972,14 @@ class Identity(msrest.serialization.Model):
     :vartype principal_id: str
     :ivar tenant_id: The tenant ID of resource.
     :vartype tenant_id: str
-    :ivar type: The identity type. Default value: "SystemAssigned".
-    :vartype type: str
+    :param type: The identity type. The only acceptable values to pass in are None and
+     "SystemAssigned". The default value is None.
+    :type type: str
     """
 
     _validation = {
         'principal_id': {'readonly': True},
         'tenant_id': {'readonly': True},
-        'type': {'constant': True},
     }
 
     _attribute_map = {
@@ -988,15 +988,16 @@ class Identity(msrest.serialization.Model):
         'type': {'key': 'type', 'type': 'str'},
     }
 
-    type = "SystemAssigned"
-
     def __init__(
         self,
+        *,
+        type: Optional[str] = None,
         **kwargs
     ):
         super(Identity, self).__init__(**kwargs)
         self.principal_id = None
         self.tenant_id = None
+        self.type = type
 
 
 class ParametersLink(msrest.serialization.Model):
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/models/_models.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/models/_models.py
index 5d63c76f44c9..00ac3ea98f57 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/models/_models.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/models/_models.py
@@ -886,14 +886,14 @@ class Identity(msrest.serialization.Model):
     :vartype principal_id: str
     :ivar tenant_id: The tenant ID of resource.
     :vartype tenant_id: str
-    :ivar type: The identity type. Default value: "SystemAssigned".
-    :vartype type: str
+    :param type: The identity type. The only acceptable values to pass in are None and
+     "SystemAssigned". The default value is None.
+    :type type: str
     """
 
     _validation = {
         'principal_id': {'readonly': True},
         'tenant_id': {'readonly': True},
-        'type': {'constant': True},
     }
 
     _attribute_map = {
@@ -902,8 +902,6 @@ class Identity(msrest.serialization.Model):
         'type': {'key': 'type', 'type': 'str'},
     }
 
-    type = "SystemAssigned"
-
     def __init__(
         self,
         **kwargs
@@ -911,6 +909,7 @@ def __init__(
         super(Identity, self).__init__(**kwargs)
         self.principal_id = None
         self.tenant_id = None
+        self.type = kwargs.get('type', None)
 
 
 class ParametersLink(msrest.serialization.Model):
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/models/_models_py3.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/models/_models_py3.py
index 9fa29556c33e..8de4b306bb1c 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/models/_models_py3.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2017_05_10/models/_models_py3.py
@@ -972,14 +972,14 @@ class Identity(msrest.serialization.Model):
     :vartype principal_id: str
     :ivar tenant_id: The tenant ID of resource.
     :vartype tenant_id: str
-    :ivar type: The identity type. Default value: "SystemAssigned".
-    :vartype type: str
+    :param type: The identity type. The only acceptable values to pass in are None and
+     "SystemAssigned". The default value is None.
+    :type type: str
     """
 
     _validation = {
         'principal_id': {'readonly': True},
         'tenant_id': {'readonly': True},
-        'type': {'constant': True},
     }
 
     _attribute_map = {
@@ -988,15 +988,16 @@ class Identity(msrest.serialization.Model):
         'type': {'key': 'type', 'type': 'str'},
     }
 
-    type = "SystemAssigned"
-
     def __init__(
         self,
+        *,
+        type: Optional[str] = None,
         **kwargs
     ):
         super(Identity, self).__init__(**kwargs)
         self.principal_id = None
         self.tenant_id = None
+        self.type = type
 
 
 class ParametersLink(msrest.serialization.Model):
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2018_02_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2018_02_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2018_02_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2018_02_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2018_05_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2018_05_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2018_05_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2018_05_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_03_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_03_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_03_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_03_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_05_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_05_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_05_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_05_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_05_10/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_05_10/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_05_10/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_05_10/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_07_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_07_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_07_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_07_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/aio/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/aio/operations/_resource_groups_operations.py
index aa7496cc9689..48ba48eec475 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/aio/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/aio/operations/_resource_groups_operations.py
@@ -410,7 +410,7 @@ async def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -493,7 +493,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = AsyncARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/operations/_resource_groups_operations.py
index 46bdf859f80b..e3e6937658e5 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_08_01/operations/_resource_groups_operations.py
@@ -421,7 +421,7 @@ def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -505,7 +505,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = ARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/aio/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/aio/operations/_resource_groups_operations.py
index 3864239625f0..7a86de6afe6e 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/aio/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/aio/operations/_resource_groups_operations.py
@@ -410,7 +410,7 @@ async def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -493,7 +493,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = AsyncARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/operations/_resource_groups_operations.py
index 3fe7898e0aeb..1765feca2f74 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2019_10_01/operations/_resource_groups_operations.py
@@ -421,7 +421,7 @@ def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -505,7 +505,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = ARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/aio/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/aio/operations/_resource_groups_operations.py
index af25efd19915..5ee18fa1b33f 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/aio/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/aio/operations/_resource_groups_operations.py
@@ -419,7 +419,7 @@ async def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -502,7 +502,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = AsyncARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/operations/_resource_groups_operations.py
index 3eca4b6f41c6..04df5be8f102 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_06_01/operations/_resource_groups_operations.py
@@ -430,7 +430,7 @@ def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -514,7 +514,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = ARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/aio/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/aio/operations/_resource_groups_operations.py
index 817110fcdc38..722f1e7c821e 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/aio/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/aio/operations/_resource_groups_operations.py
@@ -410,7 +410,7 @@ async def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -493,7 +493,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = AsyncARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/operations/_resource_groups_operations.py
index a52d9e377c64..aace9f36d2d3 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2020_10_01/operations/_resource_groups_operations.py
@@ -421,7 +421,7 @@ def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -505,7 +505,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = ARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/aio/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/aio/operations/_resource_groups_operations.py
index be2f4123b778..b896d3d57367 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/aio/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/aio/operations/_resource_groups_operations.py
@@ -419,7 +419,7 @@ async def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -502,7 +502,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = AsyncARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/operations/_resource_groups_operations.py
index dfa0b226ff29..5f63bba78680 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_01_01/operations/_resource_groups_operations.py
@@ -430,7 +430,7 @@ def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -514,7 +514,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = ARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_configuration.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_configuration.py
index 6d4a24b843d5..b3747e471376 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_configuration.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_configuration.py
@@ -29,7 +29,7 @@ class ResourceManagementClientConfiguration(Configuration):
 
     :param credential: Credential needed for the client to connect to Azure.
     :type credential: ~azure.core.credentials.TokenCredential
-    :param subscription_id: The ID of the target subscription.
+    :param subscription_id: The Microsoft Azure subscription ID.
     :type subscription_id: str
     """
 
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_metadata.json b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_metadata.json
index 4e83d29025de..f192689c5d40 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_metadata.json
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_metadata.json
@@ -23,7 +23,7 @@
             },
             "subscription_id": {
                 "signature": "subscription_id,  # type: str",
-                "description": "The ID of the target subscription.",
+                "description": "The Microsoft Azure subscription ID.",
                 "docstring_type": "str",
                 "required": true
             }
@@ -37,7 +37,7 @@
             },
             "subscription_id": {
                 "signature": "subscription_id: str,",
-                "description": "The ID of the target subscription.",
+                "description": "The Microsoft Azure subscription ID.",
                 "docstring_type": "str",
                 "required": true
             }
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_resource_management_client.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_resource_management_client.py
index f8c5d6648373..10fa738df74a 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_resource_management_client.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_resource_management_client.py
@@ -51,7 +51,7 @@ class ResourceManagementClient(object):
     :vartype deployment_operations: azure.mgmt.resource.resources.v2021_04_01.operations.DeploymentOperationsOperations
     :param credential: Credential needed for the client to connect to Azure.
     :type credential: ~azure.core.credentials.TokenCredential
-    :param subscription_id: The ID of the target subscription.
+    :param subscription_id: The Microsoft Azure subscription ID.
     :type subscription_id: str
     :param str base_url: Service URL
     :keyword int polling_interval: Default waiting time between two polls for LRO operations if no Retry-After header is present.
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/_configuration.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/_configuration.py
index 564d4abcb8a8..495f5a469f46 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/_configuration.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/_configuration.py
@@ -27,7 +27,7 @@ class ResourceManagementClientConfiguration(Configuration):
 
     :param credential: Credential needed for the client to connect to Azure.
     :type credential: ~azure.core.credentials_async.AsyncTokenCredential
-    :param subscription_id: The ID of the target subscription.
+    :param subscription_id: The Microsoft Azure subscription ID.
     :type subscription_id: str
     """
 
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/_resource_management_client.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/_resource_management_client.py
index 3c87d28f0a48..dbf12e75e7f6 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/_resource_management_client.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/_resource_management_client.py
@@ -49,7 +49,7 @@ class ResourceManagementClient(object):
     :vartype deployment_operations: azure.mgmt.resource.resources.v2021_04_01.aio.operations.DeploymentOperationsOperations
     :param credential: Credential needed for the client to connect to Azure.
     :type credential: ~azure.core.credentials_async.AsyncTokenCredential
-    :param subscription_id: The ID of the target subscription.
+    :param subscription_id: The Microsoft Azure subscription ID.
     :type subscription_id: str
     :param str base_url: Service URL
     :keyword int polling_interval: Default waiting time between two polls for LRO operations if no Retry-After header is present.
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/operations/_resource_groups_operations.py
index cff4525e67cf..ea1745a33a55 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/operations/_resource_groups_operations.py
@@ -419,7 +419,7 @@ async def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -502,7 +502,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = AsyncARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/operations/_resources_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/operations/_resources_operations.py
index 4451948f8c36..023da22c9f85 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/operations/_resources_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/aio/operations/_resources_operations.py
@@ -199,13 +199,13 @@ async def begin_move_resources(
     ) -> AsyncLROPoller[None]:
         """Moves resources from one resource group to another resource group.
 
-        The resources to move must be in the same source resource group. The target resource group may
-        be in a different subscription. When moving resources, both the source group and the target
-        group are locked for the duration of the operation. Write and delete operations are blocked on
-        the groups until the move completes.
+        The resources to be moved must be in the same source resource group in the source subscription
+        being used. The target resource group may be in a different subscription. When moving
+        resources, both the source group and the target group are locked for the duration of the
+        operation. Write and delete operations are blocked on the groups until the move completes.
 
-        :param source_resource_group_name: The name of the resource group containing the resources to
-         move.
+        :param source_resource_group_name: The name of the resource group from the source subscription
+         containing the resources to be moved.
         :type source_resource_group_name: str
         :param parameters: Parameters for moving resources.
         :type parameters: ~azure.mgmt.resource.resources.v2021_04_01.models.ResourcesMoveInfo
@@ -317,14 +317,14 @@ async def begin_validate_move_resources(
         """Validates whether resources can be moved from one resource group to another resource group.
 
         This operation checks whether the specified resources can be moved to the target. The resources
-        to move must be in the same source resource group. The target resource group may be in a
-        different subscription. If validation succeeds, it returns HTTP response code 204 (no content).
-        If validation fails, it returns HTTP response code 409 (Conflict) with an error message.
-        Retrieve the URL in the Location header value to check the result of the long-running
-        operation.
-
-        :param source_resource_group_name: The name of the resource group containing the resources to
-         validate for move.
+        to be moved must be in the same source resource group in the source subscription being used.
+        The target resource group may be in a different subscription. If validation succeeds, it
+        returns HTTP response code 204 (no content). If validation fails, it returns HTTP response code
+        409 (Conflict) with an error message. Retrieve the URL in the Location header value to check
+        the result of the long-running operation.
+
+        :param source_resource_group_name: The name of the resource group from the source subscription
+         containing the resources to be validated for move.
         :type source_resource_group_name: str
         :param parameters: Parameters for moving resources.
         :type parameters: ~azure.mgmt.resource.resources.v2021_04_01.models.ResourcesMoveInfo
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/operations/_resource_groups_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/operations/_resource_groups_operations.py
index eeea0d7398ab..b4b20ab04273 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/operations/_resource_groups_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/operations/_resource_groups_operations.py
@@ -430,7 +430,7 @@ def _export_template_initial(
         url = self._export_template_initial.metadata['url']  # type: ignore
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
         url = self._client.format_url(url, **path_format_arguments)
 
@@ -514,7 +514,7 @@ def get_long_running_output(pipeline_response):
 
         path_format_arguments = {
             'subscriptionId': self._serialize.url("self._config.subscription_id", self._config.subscription_id, 'str'),
-            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1, pattern=r'^[-\w\._\(\)]+$'),
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str', max_length=90, min_length=1),
         }
 
         if polling is True: polling_method = ARMPolling(lro_delay, lro_options={'final-state-via': 'location'}, path_format_arguments=path_format_arguments,  **kwargs)
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/operations/_resources_operations.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/operations/_resources_operations.py
index 8ca4aed124b3..05557c6524e2 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/operations/_resources_operations.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/resources/v2021_04_01/operations/_resources_operations.py
@@ -206,13 +206,13 @@ def begin_move_resources(
         # type: (...) -> LROPoller[None]
         """Moves resources from one resource group to another resource group.
 
-        The resources to move must be in the same source resource group. The target resource group may
-        be in a different subscription. When moving resources, both the source group and the target
-        group are locked for the duration of the operation. Write and delete operations are blocked on
-        the groups until the move completes.
+        The resources to be moved must be in the same source resource group in the source subscription
+        being used. The target resource group may be in a different subscription. When moving
+        resources, both the source group and the target group are locked for the duration of the
+        operation. Write and delete operations are blocked on the groups until the move completes.
 
-        :param source_resource_group_name: The name of the resource group containing the resources to
-         move.
+        :param source_resource_group_name: The name of the resource group from the source subscription
+         containing the resources to be moved.
         :type source_resource_group_name: str
         :param parameters: Parameters for moving resources.
         :type parameters: ~azure.mgmt.resource.resources.v2021_04_01.models.ResourcesMoveInfo
@@ -326,14 +326,14 @@ def begin_validate_move_resources(
         """Validates whether resources can be moved from one resource group to another resource group.
 
         This operation checks whether the specified resources can be moved to the target. The resources
-        to move must be in the same source resource group. The target resource group may be in a
-        different subscription. If validation succeeds, it returns HTTP response code 204 (no content).
-        If validation fails, it returns HTTP response code 409 (Conflict) with an error message.
-        Retrieve the URL in the Location header value to check the result of the long-running
-        operation.
-
-        :param source_resource_group_name: The name of the resource group containing the resources to
-         validate for move.
+        to be moved must be in the same source resource group in the source subscription being used.
+        The target resource group may be in a different subscription. If validation succeeds, it
+        returns HTTP response code 204 (no content). If validation fails, it returns HTTP response code
+        409 (Conflict) with an error message. Retrieve the URL in the Location header value to check
+        the result of the long-running operation.
+
+        :param source_resource_group_name: The name of the resource group from the source subscription
+         containing the resources to be validated for move.
         :type source_resource_group_name: str
         :param parameters: Parameters for moving resources.
         :type parameters: ~azure.mgmt.resource.resources.v2021_04_01.models.ResourcesMoveInfo
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2016_06_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2016_06_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2016_06_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2016_06_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2018_06_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2018_06_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2018_06_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2018_06_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2019_06_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2019_06_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2019_06_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2019_06_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2019_11_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2019_11_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2019_11_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/subscriptions/v2019_11_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2019_06_01_preview/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2019_06_01_preview/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2019_06_01_preview/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2019_06_01_preview/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2021_03_01_preview/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2021_03_01_preview/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2021_03_01_preview/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2021_03_01_preview/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"
diff --git a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2021_05_01/_version.py b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2021_05_01/_version.py
index 8dae91701610..e5754a47ce68 100644
--- a/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2021_05_01/_version.py
+++ b/sdk/resources/azure-mgmt-resource/azure/mgmt/resource/templatespecs/v2021_05_01/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "18.0.0"
+VERSION = "1.0.0b1"