diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/__init__.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/__init__.py
index 14d60e8d2df2..883d9f88931a 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/__init__.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/__init__.py
@@ -18,6 +18,12 @@
     from .operation_display_py3 import OperationDisplay
     from .operation_py3 import Operation
     from .operation_list_result_py3 import OperationListResult
+    from .subscription_creation_result_py3 import SubscriptionCreationResult
+    from .ad_principal_py3 import AdPrincipal
+    from .modern_subscription_creation_parameters_py3 import ModernSubscriptionCreationParameters
+    from .subscription_operation_py3 import SubscriptionOperation
+    from .subscription_operation_list_result_py3 import SubscriptionOperationListResult
+    from .subscription_creation_parameters_py3 import SubscriptionCreationParameters
     from .location_py3 import Location
     from .subscription_policies_py3 import SubscriptionPolicies
     from .subscription_py3 import Subscription
@@ -31,6 +37,12 @@
     from .operation_display import OperationDisplay
     from .operation import Operation
     from .operation_list_result import OperationListResult
+    from .subscription_creation_result import SubscriptionCreationResult
+    from .ad_principal import AdPrincipal
+    from .modern_subscription_creation_parameters import ModernSubscriptionCreationParameters
+    from .subscription_operation import SubscriptionOperation
+    from .subscription_operation_list_result import SubscriptionOperationListResult
+    from .subscription_creation_parameters import SubscriptionCreationParameters
     from .location import Location
     from .subscription_policies import SubscriptionPolicies
     from .subscription import Subscription
@@ -39,6 +51,7 @@
 from .subscription_paged import SubscriptionPaged
 from .tenant_id_description_paged import TenantIdDescriptionPaged
 from .subscription_client_enums import (
+    OfferType,
     SubscriptionState,
     SpendingLimit,
 )
@@ -52,6 +65,12 @@
     'OperationDisplay',
     'Operation',
     'OperationListResult',
+    'SubscriptionCreationResult',
+    'AdPrincipal',
+    'ModernSubscriptionCreationParameters',
+    'SubscriptionOperation',
+    'SubscriptionOperationListResult',
+    'SubscriptionCreationParameters',
     'Location',
     'SubscriptionPolicies',
     'Subscription',
@@ -59,6 +78,7 @@
     'LocationPaged',
     'SubscriptionPaged',
     'TenantIdDescriptionPaged',
+    'OfferType',
     'SubscriptionState',
     'SpendingLimit',
 ]
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/ad_principal.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/ad_principal.py
new file mode 100644
index 000000000000..a40e9be229d8
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/ad_principal.py
@@ -0,0 +1,34 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class AdPrincipal(Model):
+    """Active Directory Principal who’ll get owner access on the new subscription.
+
+    All required parameters must be populated in order to send to Azure.
+
+    :param object_id: Required. Object id of the Principal
+    :type object_id: str
+    """
+
+    _validation = {
+        'object_id': {'required': True},
+    }
+
+    _attribute_map = {
+        'object_id': {'key': 'objectId', 'type': 'str'},
+    }
+
+    def __init__(self, **kwargs):
+        super(AdPrincipal, self).__init__(**kwargs)
+        self.object_id = kwargs.get('object_id', None)
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/ad_principal_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/ad_principal_py3.py
new file mode 100644
index 000000000000..d861606f4d0a
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/ad_principal_py3.py
@@ -0,0 +1,34 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class AdPrincipal(Model):
+    """Active Directory Principal who’ll get owner access on the new subscription.
+
+    All required parameters must be populated in order to send to Azure.
+
+    :param object_id: Required. Object id of the Principal
+    :type object_id: str
+    """
+
+    _validation = {
+        'object_id': {'required': True},
+    }
+
+    _attribute_map = {
+        'object_id': {'key': 'objectId', 'type': 'str'},
+    }
+
+    def __init__(self, *, object_id: str, **kwargs) -> None:
+        super(AdPrincipal, self).__init__(**kwargs)
+        self.object_id = object_id
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/canceled_subscription_id.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/canceled_subscription_id.py
index 2eb67562fc5f..e865153bd64c 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/canceled_subscription_id.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/canceled_subscription_id.py
@@ -13,12 +13,12 @@
 
 
 class CanceledSubscriptionId(Model):
-    """Canceled Subscription Id.
+    """The ID of the canceled subscription.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar value: Canceled Subscription Id
+    :ivar value: The ID of the canceled subscription
     :vartype value: str
     """
 
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/canceled_subscription_id_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/canceled_subscription_id_py3.py
index 59c22be16568..f6e3d8a79f14 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/canceled_subscription_id_py3.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/canceled_subscription_id_py3.py
@@ -13,12 +13,12 @@
 
 
 class CanceledSubscriptionId(Model):
-    """Canceled Subscription Id.
+    """The ID of the canceled subscription.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar value: Canceled Subscription Id
+    :ivar value: The ID of the canceled subscription
     :vartype value: str
     """
 
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/modern_subscription_creation_parameters.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/modern_subscription_creation_parameters.py
new file mode 100644
index 000000000000..3de67bbac19c
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/modern_subscription_creation_parameters.py
@@ -0,0 +1,69 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class ModernSubscriptionCreationParameters(Model):
+    """The parameters required to create a new subscription.
+
+    All required parameters must be populated in order to send to Azure.
+
+    :param display_name: Required. The friendly name of the subscription.
+    :type display_name: str
+    :param billing_profile_id: Required. The ARM ID of the billing profile for
+     which you want to create the subscription.
+    :type billing_profile_id: str
+    :param sku_id: Required. The SKU ID of the Azure plan. Azure plan
+     determines the pricing and service-level agreement of the subscription.
+     Use 001 for Microsoft Azure Plan and 002 for Microsoft Azure Plan for
+     DevTest.
+    :type sku_id: str
+    :param cost_center: If set, the cost center will show up on the Azure
+     usage and charges file.
+    :type cost_center: str
+    :param owner: If specified, the AD principal will get owner access to the
+     subscription, along with the user who is performing the create
+     subscription operation
+    :type owner: ~azure.mgmt.subscription.models.AdPrincipal
+    :param management_group_id: The identifier of the management group to
+     which this subscription will be associated.
+    :type management_group_id: str
+    :param additional_parameters: Additional, untyped parameters to support
+     custom subscription creation scenarios.
+    :type additional_parameters: dict[str, object]
+    """
+
+    _validation = {
+        'display_name': {'required': True},
+        'billing_profile_id': {'required': True},
+        'sku_id': {'required': True},
+    }
+
+    _attribute_map = {
+        'display_name': {'key': 'displayName', 'type': 'str'},
+        'billing_profile_id': {'key': 'billingProfileId', 'type': 'str'},
+        'sku_id': {'key': 'skuId', 'type': 'str'},
+        'cost_center': {'key': 'costCenter', 'type': 'str'},
+        'owner': {'key': 'owner', 'type': 'AdPrincipal'},
+        'management_group_id': {'key': 'managementGroupId', 'type': 'str'},
+        'additional_parameters': {'key': 'additionalParameters', 'type': '{object}'},
+    }
+
+    def __init__(self, **kwargs):
+        super(ModernSubscriptionCreationParameters, self).__init__(**kwargs)
+        self.display_name = kwargs.get('display_name', None)
+        self.billing_profile_id = kwargs.get('billing_profile_id', None)
+        self.sku_id = kwargs.get('sku_id', None)
+        self.cost_center = kwargs.get('cost_center', None)
+        self.owner = kwargs.get('owner', None)
+        self.management_group_id = kwargs.get('management_group_id', None)
+        self.additional_parameters = kwargs.get('additional_parameters', None)
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/modern_subscription_creation_parameters_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/modern_subscription_creation_parameters_py3.py
new file mode 100644
index 000000000000..e327f07c73cd
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/modern_subscription_creation_parameters_py3.py
@@ -0,0 +1,69 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class ModernSubscriptionCreationParameters(Model):
+    """The parameters required to create a new subscription.
+
+    All required parameters must be populated in order to send to Azure.
+
+    :param display_name: Required. The friendly name of the subscription.
+    :type display_name: str
+    :param billing_profile_id: Required. The ARM ID of the billing profile for
+     which you want to create the subscription.
+    :type billing_profile_id: str
+    :param sku_id: Required. The SKU ID of the Azure plan. Azure plan
+     determines the pricing and service-level agreement of the subscription.
+     Use 001 for Microsoft Azure Plan and 002 for Microsoft Azure Plan for
+     DevTest.
+    :type sku_id: str
+    :param cost_center: If set, the cost center will show up on the Azure
+     usage and charges file.
+    :type cost_center: str
+    :param owner: If specified, the AD principal will get owner access to the
+     subscription, along with the user who is performing the create
+     subscription operation
+    :type owner: ~azure.mgmt.subscription.models.AdPrincipal
+    :param management_group_id: The identifier of the management group to
+     which this subscription will be associated.
+    :type management_group_id: str
+    :param additional_parameters: Additional, untyped parameters to support
+     custom subscription creation scenarios.
+    :type additional_parameters: dict[str, object]
+    """
+
+    _validation = {
+        'display_name': {'required': True},
+        'billing_profile_id': {'required': True},
+        'sku_id': {'required': True},
+    }
+
+    _attribute_map = {
+        'display_name': {'key': 'displayName', 'type': 'str'},
+        'billing_profile_id': {'key': 'billingProfileId', 'type': 'str'},
+        'sku_id': {'key': 'skuId', 'type': 'str'},
+        'cost_center': {'key': 'costCenter', 'type': 'str'},
+        'owner': {'key': 'owner', 'type': 'AdPrincipal'},
+        'management_group_id': {'key': 'managementGroupId', 'type': 'str'},
+        'additional_parameters': {'key': 'additionalParameters', 'type': '{object}'},
+    }
+
+    def __init__(self, *, display_name: str, billing_profile_id: str, sku_id: str, cost_center: str=None, owner=None, management_group_id: str=None, additional_parameters=None, **kwargs) -> None:
+        super(ModernSubscriptionCreationParameters, self).__init__(**kwargs)
+        self.display_name = display_name
+        self.billing_profile_id = billing_profile_id
+        self.sku_id = sku_id
+        self.cost_center = cost_center
+        self.owner = owner
+        self.management_group_id = management_group_id
+        self.additional_parameters = additional_parameters
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/renamed_subscription_id.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/renamed_subscription_id.py
index fa6813ffc476..fdd8678b9f1b 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/renamed_subscription_id.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/renamed_subscription_id.py
@@ -13,12 +13,12 @@
 
 
 class RenamedSubscriptionId(Model):
-    """Renamed Subscription Id.
+    """The ID of the subscriptions that is being renamed.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar value: Renamed Subscription Id
+    :ivar value: The ID of the subscriptions that is being renamed
     :vartype value: str
     """
 
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/renamed_subscription_id_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/renamed_subscription_id_py3.py
index 61ec746346fa..8a21daf8aaa4 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/renamed_subscription_id_py3.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/renamed_subscription_id_py3.py
@@ -13,12 +13,12 @@
 
 
 class RenamedSubscriptionId(Model):
-    """Renamed Subscription Id.
+    """The ID of the subscriptions that is being renamed.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
 
-    :ivar value: Renamed Subscription Id
+    :ivar value: The ID of the subscriptions that is being renamed
     :vartype value: str
     """
 
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_client_enums.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_client_enums.py
index bc846c09187b..95601304f532 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_client_enums.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_client_enums.py
@@ -12,6 +12,12 @@
 from enum import Enum
 
 
+class OfferType(str, Enum):
+
+    ms_azr_0017_p = "MS-AZR-0017P"
+    ms_azr_0148_p = "MS-AZR-0148P"
+
+
 class SubscriptionState(str, Enum):
 
     enabled = "Enabled"
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_parameters.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_parameters.py
new file mode 100644
index 000000000000..da5f3a437e47
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_parameters.py
@@ -0,0 +1,48 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class SubscriptionCreationParameters(Model):
+    """Subscription Creation Parameters required to create a new Azure
+    subscription.
+
+    :param display_name: The display name of the subscription.
+    :type display_name: str
+    :param owners: The list of principals that should be granted Owner access
+     on the subscription. Principals should be of type User, Service Principal
+     or Security Group.
+    :type owners: list[~azure.mgmt.subscription.models.AdPrincipal]
+    :param offer_type: The offer type of the subscription. For example,
+     MS-AZR-0017P (EnterpriseAgreement) and MS-AZR-0148P (EnterpriseAgreement
+     devTest) are available. Only valid when creating a subscription in a
+     enrollment account scope. Possible values include: 'MS-AZR-0017P',
+     'MS-AZR-0148P'
+    :type offer_type: str or ~azure.mgmt.subscription.models.OfferType
+    :param additional_parameters: Additional, untyped parameters to support
+     custom subscription creation scenarios.
+    :type additional_parameters: dict[str, object]
+    """
+
+    _attribute_map = {
+        'display_name': {'key': 'displayName', 'type': 'str'},
+        'owners': {'key': 'owners', 'type': '[AdPrincipal]'},
+        'offer_type': {'key': 'offerType', 'type': 'str'},
+        'additional_parameters': {'key': 'additionalParameters', 'type': '{object}'},
+    }
+
+    def __init__(self, **kwargs):
+        super(SubscriptionCreationParameters, self).__init__(**kwargs)
+        self.display_name = kwargs.get('display_name', None)
+        self.owners = kwargs.get('owners', None)
+        self.offer_type = kwargs.get('offer_type', None)
+        self.additional_parameters = kwargs.get('additional_parameters', None)
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_parameters_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_parameters_py3.py
new file mode 100644
index 000000000000..3f9693014ab4
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_parameters_py3.py
@@ -0,0 +1,48 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class SubscriptionCreationParameters(Model):
+    """Subscription Creation Parameters required to create a new Azure
+    subscription.
+
+    :param display_name: The display name of the subscription.
+    :type display_name: str
+    :param owners: The list of principals that should be granted Owner access
+     on the subscription. Principals should be of type User, Service Principal
+     or Security Group.
+    :type owners: list[~azure.mgmt.subscription.models.AdPrincipal]
+    :param offer_type: The offer type of the subscription. For example,
+     MS-AZR-0017P (EnterpriseAgreement) and MS-AZR-0148P (EnterpriseAgreement
+     devTest) are available. Only valid when creating a subscription in a
+     enrollment account scope. Possible values include: 'MS-AZR-0017P',
+     'MS-AZR-0148P'
+    :type offer_type: str or ~azure.mgmt.subscription.models.OfferType
+    :param additional_parameters: Additional, untyped parameters to support
+     custom subscription creation scenarios.
+    :type additional_parameters: dict[str, object]
+    """
+
+    _attribute_map = {
+        'display_name': {'key': 'displayName', 'type': 'str'},
+        'owners': {'key': 'owners', 'type': '[AdPrincipal]'},
+        'offer_type': {'key': 'offerType', 'type': 'str'},
+        'additional_parameters': {'key': 'additionalParameters', 'type': '{object}'},
+    }
+
+    def __init__(self, *, display_name: str=None, owners=None, offer_type=None, additional_parameters=None, **kwargs) -> None:
+        super(SubscriptionCreationParameters, self).__init__(**kwargs)
+        self.display_name = display_name
+        self.owners = owners
+        self.offer_type = offer_type
+        self.additional_parameters = additional_parameters
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_result.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_result.py
new file mode 100644
index 000000000000..e28373d7f24d
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_result.py
@@ -0,0 +1,29 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class SubscriptionCreationResult(Model):
+    """The created subscription object.
+
+    :param subscription_link: The link to the new subscription. Use this link
+     to check the status of subscription creation operation.
+    :type subscription_link: str
+    """
+
+    _attribute_map = {
+        'subscription_link': {'key': 'subscriptionLink', 'type': 'str'},
+    }
+
+    def __init__(self, **kwargs):
+        super(SubscriptionCreationResult, self).__init__(**kwargs)
+        self.subscription_link = kwargs.get('subscription_link', None)
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_result_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_result_py3.py
new file mode 100644
index 000000000000..672be9752675
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_creation_result_py3.py
@@ -0,0 +1,29 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class SubscriptionCreationResult(Model):
+    """The created subscription object.
+
+    :param subscription_link: The link to the new subscription. Use this link
+     to check the status of subscription creation operation.
+    :type subscription_link: str
+    """
+
+    _attribute_map = {
+        'subscription_link': {'key': 'subscriptionLink', 'type': 'str'},
+    }
+
+    def __init__(self, *, subscription_link: str=None, **kwargs) -> None:
+        super(SubscriptionCreationResult, self).__init__(**kwargs)
+        self.subscription_link = subscription_link
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_name.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_name.py
index e2a4751b85c4..3ed61662b6fe 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_name.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_name.py
@@ -13,7 +13,7 @@
 
 
 class SubscriptionName(Model):
-    """New name of the subscription.
+    """The new name of the subscription.
 
     :param subscription_name: New subscription name
     :type subscription_name: str
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_name_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_name_py3.py
index de01e7797011..5c90be4cbbe6 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_name_py3.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_name_py3.py
@@ -13,7 +13,7 @@
 
 
 class SubscriptionName(Model):
-    """New name of the subscription.
+    """The new name of the subscription.
 
     :param subscription_name: New subscription name
     :type subscription_name: str
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation.py
new file mode 100644
index 000000000000..fe6c6ca2271d
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation.py
@@ -0,0 +1,43 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class SubscriptionOperation(Model):
+    """status of the subscription POST operation.
+
+    Variables are only populated by the server, and will be ignored when
+    sending a request.
+
+    :ivar id: The operation Id.
+    :vartype id: str
+    :param status: Status of the pending subscription
+    :type status: str
+    :param status_detail: Status Detail of the pending subscription
+    :type status_detail: str
+    """
+
+    _validation = {
+        'id': {'readonly': True},
+    }
+
+    _attribute_map = {
+        'id': {'key': 'id', 'type': 'str'},
+        'status': {'key': 'status', 'type': 'str'},
+        'status_detail': {'key': 'statusDetail', 'type': 'str'},
+    }
+
+    def __init__(self, **kwargs):
+        super(SubscriptionOperation, self).__init__(**kwargs)
+        self.id = None
+        self.status = kwargs.get('status', None)
+        self.status_detail = kwargs.get('status_detail', None)
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_list_result.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_list_result.py
new file mode 100644
index 000000000000..0badcdcba5a6
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_list_result.py
@@ -0,0 +1,28 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class SubscriptionOperationListResult(Model):
+    """A list of pending subscription operations.
+
+    :param value: A list of pending SubscriptionOperations
+    :type value: list[~azure.mgmt.subscription.models.SubscriptionOperation]
+    """
+
+    _attribute_map = {
+        'value': {'key': 'value', 'type': '[SubscriptionOperation]'},
+    }
+
+    def __init__(self, **kwargs):
+        super(SubscriptionOperationListResult, self).__init__(**kwargs)
+        self.value = kwargs.get('value', None)
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_list_result_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_list_result_py3.py
new file mode 100644
index 000000000000..19ed87ef03f5
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_list_result_py3.py
@@ -0,0 +1,28 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class SubscriptionOperationListResult(Model):
+    """A list of pending subscription operations.
+
+    :param value: A list of pending SubscriptionOperations
+    :type value: list[~azure.mgmt.subscription.models.SubscriptionOperation]
+    """
+
+    _attribute_map = {
+        'value': {'key': 'value', 'type': '[SubscriptionOperation]'},
+    }
+
+    def __init__(self, *, value=None, **kwargs) -> None:
+        super(SubscriptionOperationListResult, self).__init__(**kwargs)
+        self.value = value
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_py3.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_py3.py
new file mode 100644
index 000000000000..7f06c48b38e2
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/models/subscription_operation_py3.py
@@ -0,0 +1,43 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from msrest.serialization import Model
+
+
+class SubscriptionOperation(Model):
+    """status of the subscription POST operation.
+
+    Variables are only populated by the server, and will be ignored when
+    sending a request.
+
+    :ivar id: The operation Id.
+    :vartype id: str
+    :param status: Status of the pending subscription
+    :type status: str
+    :param status_detail: Status Detail of the pending subscription
+    :type status_detail: str
+    """
+
+    _validation = {
+        'id': {'readonly': True},
+    }
+
+    _attribute_map = {
+        'id': {'key': 'id', 'type': 'str'},
+        'status': {'key': 'status', 'type': 'str'},
+        'status_detail': {'key': 'statusDetail', 'type': 'str'},
+    }
+
+    def __init__(self, *, status: str=None, status_detail: str=None, **kwargs) -> None:
+        super(SubscriptionOperation, self).__init__(**kwargs)
+        self.id = None
+        self.status = status
+        self.status_detail = status_detail
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/__init__.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/__init__.py
index f6906611d0e7..e322801174c3 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/__init__.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/__init__.py
@@ -9,12 +9,18 @@
 # regenerated.
 # --------------------------------------------------------------------------
 
-from .operations import Operations
 from .subscriptions_operations import SubscriptionsOperations
+from .subscription_operation_operations import SubscriptionOperationOperations
+from .subscription_factory_operations import SubscriptionFactoryOperations
+from .subscription_operations import SubscriptionOperations
+from .operations import Operations
 from .tenants_operations import TenantsOperations
 
 __all__ = [
-    'Operations',
     'SubscriptionsOperations',
+    'SubscriptionOperationOperations',
+    'SubscriptionFactoryOperations',
+    'SubscriptionOperations',
+    'Operations',
     'TenantsOperations',
 ]
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/operations.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/operations.py
index 4ec01caf714c..b9efdbcf6876 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/operations.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/operations.py
@@ -22,7 +22,7 @@ class Operations(object):
     :param config: Configuration of service client.
     :param serializer: An object model serializer.
     :param deserializer: An object model deserializer.
-    :ivar api_version: Version of the API to be used with the client request. Current version is 2019-03-01-preview. Constant value: "2019-03-01-preview".
+    :ivar api_version: Version of the API to be used with the client request. Current version is 2015-06-01. Constant value: "2018-03-01-preview".
     """
 
     models = models
@@ -32,7 +32,7 @@ def __init__(self, client, config, serializer, deserializer):
         self._client = client
         self._serialize = serializer
         self._deserialize = deserializer
-        self.api_version = "2019-03-01-preview"
+        self.api_version = "2018-03-01-preview"
 
         self.config = config
 
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_factory_operations.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_factory_operations.py
new file mode 100644
index 000000000000..4bc5146dc93c
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_factory_operations.py
@@ -0,0 +1,263 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+import uuid
+from msrest.pipeline import ClientRawResponse
+from msrest.polling import LROPoller, NoPolling
+from msrestazure.polling.arm_polling import ARMPolling
+
+from .. import models
+
+
+class SubscriptionFactoryOperations(object):
+    """SubscriptionFactoryOperations operations.
+
+    :param client: Client for service requests.
+    :param config: Configuration of service client.
+    :param serializer: An object model serializer.
+    :param deserializer: An object model deserializer.
+    """
+
+    models = models
+
+    def __init__(self, client, config, serializer, deserializer):
+
+        self._client = client
+        self._serialize = serializer
+        self._deserialize = deserializer
+
+        self.config = config
+
+
+    def _create_subscription_initial(
+            self, billing_account_name, invoice_section_name, body, custom_headers=None, raw=False, **operation_config):
+        api_version = "2018-11-01-preview"
+
+        # Construct URL
+        url = self.create_subscription.metadata['url']
+        path_format_arguments = {
+            'billingAccountName': self._serialize.url("billing_account_name", billing_account_name, 'str'),
+            'invoiceSectionName': self._serialize.url("invoice_section_name", invoice_section_name, 'str')
+        }
+        url = self._client.format_url(url, **path_format_arguments)
+
+        # Construct parameters
+        query_parameters = {}
+        query_parameters['api-version'] = self._serialize.query("api_version", api_version, 'str')
+
+        # Construct headers
+        header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
+        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        if self.config.generate_client_request_id:
+            header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
+        if custom_headers:
+            header_parameters.update(custom_headers)
+        if self.config.accept_language is not None:
+            header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
+
+        # Construct body
+        body_content = self._serialize.body(body, 'ModernSubscriptionCreationParameters')
+
+        # Construct and send request
+        request = self._client.post(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
+
+        if response.status_code not in [200, 202]:
+            raise models.ErrorResponseException(self._deserialize, response)
+
+        deserialized = None
+        header_dict = {}
+
+        if response.status_code == 200:
+            deserialized = self._deserialize('SubscriptionCreationResult', response)
+            header_dict = {
+                'Location': 'str',
+                'Retry-After': 'int',
+            }
+
+        if raw:
+            client_raw_response = ClientRawResponse(deserialized, response)
+            client_raw_response.add_headers(header_dict)
+            return client_raw_response
+
+        return deserialized
+
+    def create_subscription(
+            self, billing_account_name, invoice_section_name, body, custom_headers=None, raw=False, polling=True, **operation_config):
+        """The operation to create a new Azure subscription.
+
+        :param billing_account_name: The name of the Microsoft Customer
+         Agreement billing account for which you want to create the
+         subscription.
+        :type billing_account_name: str
+        :param invoice_section_name: The name of the invoice section in the
+         billing account for which you want to create the subscription.
+        :type invoice_section_name: str
+        :param body: The subscription creation parameters.
+        :type body:
+         ~azure.mgmt.subscription.models.ModernSubscriptionCreationParameters
+        :param dict custom_headers: headers that will be added to the request
+        :param bool raw: The poller return type is ClientRawResponse, the
+         direct response alongside the deserialized response
+        :param polling: True for ARMPolling, False for no polling, or a
+         polling object for personal polling strategy
+        :return: An instance of LROPoller that returns
+         SubscriptionCreationResult or
+         ClientRawResponse<SubscriptionCreationResult> if raw==True
+        :rtype:
+         ~msrestazure.azure_operation.AzureOperationPoller[~azure.mgmt.subscription.models.SubscriptionCreationResult]
+         or
+         ~msrestazure.azure_operation.AzureOperationPoller[~msrest.pipeline.ClientRawResponse[~azure.mgmt.subscription.models.SubscriptionCreationResult]]
+        :raises:
+         :class:`ErrorResponseException<azure.mgmt.subscription.models.ErrorResponseException>`
+        """
+        raw_result = self._create_subscription_initial(
+            billing_account_name=billing_account_name,
+            invoice_section_name=invoice_section_name,
+            body=body,
+            custom_headers=custom_headers,
+            raw=True,
+            **operation_config
+        )
+
+        def get_long_running_output(response):
+            header_dict = {
+                'Location': 'str',
+                'Retry-After': 'int',
+            }
+            deserialized = self._deserialize('SubscriptionCreationResult', response)
+
+            if raw:
+                client_raw_response = ClientRawResponse(deserialized, response)
+                client_raw_response.add_headers(header_dict)
+                return client_raw_response
+
+            return deserialized
+
+        lro_delay = operation_config.get(
+            'long_running_operation_timeout',
+            self.config.long_running_operation_timeout)
+        if polling is True: polling_method = ARMPolling(lro_delay, **operation_config)
+        elif polling is False: polling_method = NoPolling()
+        else: polling_method = polling
+        return LROPoller(self._client, raw_result, get_long_running_output, polling_method)
+    create_subscription.metadata = {'url': '/providers/Microsoft.Billing/billingAccounts/{billingAccountName}/invoiceSections/{invoiceSectionName}/providers/Microsoft.Subscription/createSubscription'}
+
+
+    def _create_subscription_in_enrollment_account_initial(
+            self, enrollment_account_name, body, custom_headers=None, raw=False, **operation_config):
+        api_version = "2018-03-01-preview"
+
+        # Construct URL
+        url = self.create_subscription_in_enrollment_account.metadata['url']
+        path_format_arguments = {
+            'enrollmentAccountName': self._serialize.url("enrollment_account_name", enrollment_account_name, 'str')
+        }
+        url = self._client.format_url(url, **path_format_arguments)
+
+        # Construct parameters
+        query_parameters = {}
+        query_parameters['api-version'] = self._serialize.query("api_version", api_version, 'str')
+
+        # Construct headers
+        header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
+        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        if self.config.generate_client_request_id:
+            header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
+        if custom_headers:
+            header_parameters.update(custom_headers)
+        if self.config.accept_language is not None:
+            header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
+
+        # Construct body
+        body_content = self._serialize.body(body, 'SubscriptionCreationParameters')
+
+        # Construct and send request
+        request = self._client.post(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
+
+        if response.status_code not in [200, 202]:
+            raise models.ErrorResponseException(self._deserialize, response)
+
+        deserialized = None
+        header_dict = {}
+
+        if response.status_code == 200:
+            deserialized = self._deserialize('SubscriptionCreationResult', response)
+            header_dict = {
+                'Location': 'str',
+                'Retry-After': 'str',
+            }
+
+        if raw:
+            client_raw_response = ClientRawResponse(deserialized, response)
+            client_raw_response.add_headers(header_dict)
+            return client_raw_response
+
+        return deserialized
+
+    def create_subscription_in_enrollment_account(
+            self, enrollment_account_name, body, custom_headers=None, raw=False, polling=True, **operation_config):
+        """Creates an Azure subscription.
+
+        :param enrollment_account_name: The name of the enrollment account to
+         which the subscription will be billed.
+        :type enrollment_account_name: str
+        :param body: The subscription creation parameters.
+        :type body:
+         ~azure.mgmt.subscription.models.SubscriptionCreationParameters
+        :param dict custom_headers: headers that will be added to the request
+        :param bool raw: The poller return type is ClientRawResponse, the
+         direct response alongside the deserialized response
+        :param polling: True for ARMPolling, False for no polling, or a
+         polling object for personal polling strategy
+        :return: An instance of LROPoller that returns
+         SubscriptionCreationResult or
+         ClientRawResponse<SubscriptionCreationResult> if raw==True
+        :rtype:
+         ~msrestazure.azure_operation.AzureOperationPoller[~azure.mgmt.subscription.models.SubscriptionCreationResult]
+         or
+         ~msrestazure.azure_operation.AzureOperationPoller[~msrest.pipeline.ClientRawResponse[~azure.mgmt.subscription.models.SubscriptionCreationResult]]
+        :raises:
+         :class:`ErrorResponseException<azure.mgmt.subscription.models.ErrorResponseException>`
+        """
+        raw_result = self._create_subscription_in_enrollment_account_initial(
+            enrollment_account_name=enrollment_account_name,
+            body=body,
+            custom_headers=custom_headers,
+            raw=True,
+            **operation_config
+        )
+
+        def get_long_running_output(response):
+            header_dict = {
+                'Location': 'str',
+                'Retry-After': 'str',
+            }
+            deserialized = self._deserialize('SubscriptionCreationResult', response)
+
+            if raw:
+                client_raw_response = ClientRawResponse(deserialized, response)
+                client_raw_response.add_headers(header_dict)
+                return client_raw_response
+
+            return deserialized
+
+        lro_delay = operation_config.get(
+            'long_running_operation_timeout',
+            self.config.long_running_operation_timeout)
+        if polling is True: polling_method = ARMPolling(lro_delay, **operation_config)
+        elif polling is False: polling_method = NoPolling()
+        else: polling_method = polling
+        return LROPoller(self._client, raw_result, get_long_running_output, polling_method)
+    create_subscription_in_enrollment_account.metadata = {'url': '/providers/Microsoft.Billing/enrollmentAccounts/{enrollmentAccountName}/providers/Microsoft.Subscription/createSubscription'}
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_operation_operations.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_operation_operations.py
new file mode 100644
index 000000000000..b66fa6f546e9
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_operation_operations.py
@@ -0,0 +1,103 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+import uuid
+from msrest.pipeline import ClientRawResponse
+from msrestazure.azure_exceptions import CloudError
+
+from .. import models
+
+
+class SubscriptionOperationOperations(object):
+    """SubscriptionOperationOperations operations.
+
+    :param client: Client for service requests.
+    :param config: Configuration of service client.
+    :param serializer: An object model serializer.
+    :param deserializer: An object model deserializer.
+    :ivar api_version: Version of the API to be used with the client request. Current version is 2018-11-01-preview. Constant value: "2018-11-01-preview".
+    """
+
+    models = models
+
+    def __init__(self, client, config, serializer, deserializer):
+
+        self._client = client
+        self._serialize = serializer
+        self._deserialize = deserializer
+        self.api_version = "2018-11-01-preview"
+
+        self.config = config
+
+    def get(
+            self, operation_id, custom_headers=None, raw=False, **operation_config):
+        """Get the status of the pending Microsoft.Subscription API operations.
+
+        :param operation_id: The operation ID, which can be found from the
+         Location field in the generate recommendation response header.
+        :type operation_id: str
+        :param dict custom_headers: headers that will be added to the request
+        :param bool raw: returns the direct response alongside the
+         deserialized response
+        :param operation_config: :ref:`Operation configuration
+         overrides<msrest:optionsforoperations>`.
+        :return: SubscriptionCreationResult or ClientRawResponse if raw=true
+        :rtype: ~azure.mgmt.subscription.models.SubscriptionCreationResult or
+         ~msrest.pipeline.ClientRawResponse
+        :raises: :class:`CloudError<msrestazure.azure_exceptions.CloudError>`
+        """
+        # Construct URL
+        url = self.get.metadata['url']
+        path_format_arguments = {
+            'operationId': self._serialize.url("operation_id", operation_id, 'str')
+        }
+        url = self._client.format_url(url, **path_format_arguments)
+
+        # Construct parameters
+        query_parameters = {}
+        query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+
+        # Construct headers
+        header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
+        if self.config.generate_client_request_id:
+            header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
+        if custom_headers:
+            header_parameters.update(custom_headers)
+        if self.config.accept_language is not None:
+            header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
+
+        # Construct and send request
+        request = self._client.get(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
+
+        if response.status_code not in [200, 202]:
+            exp = CloudError(response)
+            exp.request_id = response.headers.get('x-ms-request-id')
+            raise exp
+
+        deserialized = None
+        header_dict = {}
+
+        if response.status_code == 200:
+            deserialized = self._deserialize('SubscriptionCreationResult', response)
+            header_dict = {
+                'Location': 'str',
+                'Retry-After': 'int',
+            }
+
+        if raw:
+            client_raw_response = ClientRawResponse(deserialized, response)
+            client_raw_response.add_headers(header_dict)
+            return client_raw_response
+
+        return deserialized
+    get.metadata = {'url': '/providers/Microsoft.Subscription/subscriptionOperations/{operationId}'}
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_operations.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_operations.py
new file mode 100644
index 000000000000..d9feb3bba81a
--- /dev/null
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscription_operations.py
@@ -0,0 +1,91 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+import uuid
+from msrest.pipeline import ClientRawResponse
+
+from .. import models
+
+
+class SubscriptionOperations(object):
+    """SubscriptionOperations operations.
+
+    :param client: Client for service requests.
+    :param config: Configuration of service client.
+    :param serializer: An object model serializer.
+    :param deserializer: An object model deserializer.
+    :ivar api_version: Version of the API to be used with the client request. Current version is 2015-06-01. Constant value: "2018-03-01-preview".
+    """
+
+    models = models
+
+    def __init__(self, client, config, serializer, deserializer):
+
+        self._client = client
+        self._serialize = serializer
+        self._deserialize = deserializer
+        self.api_version = "2018-03-01-preview"
+
+        self.config = config
+
+    def list(
+            self, custom_headers=None, raw=False, **operation_config):
+        """Lists all of the available pending Microsoft.Subscription API
+        operations.
+
+        :param dict custom_headers: headers that will be added to the request
+        :param bool raw: returns the direct response alongside the
+         deserialized response
+        :param operation_config: :ref:`Operation configuration
+         overrides<msrest:optionsforoperations>`.
+        :return: SubscriptionOperationListResult or ClientRawResponse if
+         raw=true
+        :rtype:
+         ~azure.mgmt.subscription.models.SubscriptionOperationListResult or
+         ~msrest.pipeline.ClientRawResponse
+        :raises:
+         :class:`ErrorResponseException<azure.mgmt.subscription.models.ErrorResponseException>`
+        """
+        # Construct URL
+        url = self.list.metadata['url']
+
+        # Construct parameters
+        query_parameters = {}
+        query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+
+        # Construct headers
+        header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
+        if self.config.generate_client_request_id:
+            header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
+        if custom_headers:
+            header_parameters.update(custom_headers)
+        if self.config.accept_language is not None:
+            header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
+
+        # Construct and send request
+        request = self._client.get(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
+
+        if response.status_code not in [200]:
+            raise models.ErrorResponseException(self._deserialize, response)
+
+        deserialized = None
+
+        if response.status_code == 200:
+            deserialized = self._deserialize('SubscriptionOperationListResult', response)
+
+        if raw:
+            client_raw_response = ClientRawResponse(deserialized, response)
+            return client_raw_response
+
+        return deserialized
+    list.metadata = {'url': '/providers/Microsoft.Subscription/subscriptionOperations'}
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscriptions_operations.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscriptions_operations.py
index 8394544eef8e..ee73c2a96d1c 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscriptions_operations.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/operations/subscriptions_operations.py
@@ -37,7 +37,7 @@ def __init__(self, client, config, serializer, deserializer):
 
     def cancel(
             self, subscription_id, custom_headers=None, raw=False, **operation_config):
-        """Cancels the subscription.
+        """The operation to cancel a subscription.
 
         :param subscription_id: Subscription Id.
         :type subscription_id: str
@@ -96,7 +96,7 @@ def cancel(
 
     def rename(
             self, subscription_id, subscription_name=None, custom_headers=None, raw=False, **operation_config):
-        """Renames the subscription.
+        """The operation to rename a subscription.
 
         :param subscription_id: Subscription Id.
         :type subscription_id: str
diff --git a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/subscription_client.py b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/subscription_client.py
index a5dfa5ea3c15..9c730fea3ef4 100644
--- a/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/subscription_client.py
+++ b/sdk/subscription/azure-mgmt-subscription/azure/mgmt/subscription/subscription_client.py
@@ -13,8 +13,11 @@
 from msrest import Serializer, Deserializer
 from msrestazure import AzureConfiguration
 from .version import VERSION
-from .operations.operations import Operations
 from .operations.subscriptions_operations import SubscriptionsOperations
+from .operations.subscription_operation_operations import SubscriptionOperationOperations
+from .operations.subscription_factory_operations import SubscriptionFactoryOperations
+from .operations.subscription_operations import SubscriptionOperations
+from .operations.operations import Operations
 from .operations.tenants_operations import TenantsOperations
 from . import models
 
@@ -52,10 +55,16 @@ class SubscriptionClient(SDKClient):
     :ivar config: Configuration for client.
     :vartype config: SubscriptionClientConfiguration
 
-    :ivar operations: Operations operations
-    :vartype operations: azure.mgmt.subscription.operations.Operations
     :ivar subscriptions: Subscriptions operations
     :vartype subscriptions: azure.mgmt.subscription.operations.SubscriptionsOperations
+    :ivar subscription_operation: SubscriptionOperation operations
+    :vartype subscription_operation: azure.mgmt.subscription.operations.SubscriptionOperationOperations
+    :ivar subscription_factory: SubscriptionFactory operations
+    :vartype subscription_factory: azure.mgmt.subscription.operations.SubscriptionFactoryOperations
+    :ivar subscription_operations: SubscriptionOperations operations
+    :vartype subscription_operations: azure.mgmt.subscription.operations.SubscriptionOperations
+    :ivar operations: Operations operations
+    :vartype operations: azure.mgmt.subscription.operations.Operations
     :ivar tenants: Tenants operations
     :vartype tenants: azure.mgmt.subscription.operations.TenantsOperations
 
@@ -75,9 +84,15 @@ def __init__(
         self._serialize = Serializer(client_models)
         self._deserialize = Deserializer(client_models)
 
-        self.operations = Operations(
-            self._client, self.config, self._serialize, self._deserialize)
         self.subscriptions = SubscriptionsOperations(
             self._client, self.config, self._serialize, self._deserialize)
+        self.subscription_operation = SubscriptionOperationOperations(
+            self._client, self.config, self._serialize, self._deserialize)
+        self.subscription_factory = SubscriptionFactoryOperations(
+            self._client, self.config, self._serialize, self._deserialize)
+        self.subscription_operations = SubscriptionOperations(
+            self._client, self.config, self._serialize, self._deserialize)
+        self.operations = Operations(
+            self._client, self.config, self._serialize, self._deserialize)
         self.tenants = TenantsOperations(
             self._client, self.config, self._serialize, self._deserialize)