diff --git a/releasenotes/notes/add-qos-apis-for-bandwidth-limit-rules-cc144660fcaa419a.yaml b/releasenotes/notes/add-qos-apis-for-bandwidth-limit-rules-cc144660fcaa419a.yaml
new file mode 100644
index 0000000..da58ba3
--- /dev/null
+++ b/releasenotes/notes/add-qos-apis-for-bandwidth-limit-rules-cc144660fcaa419a.yaml
@@ -0,0 +1,11 @@
+---
+features:
+  - |
+    Add "QoS bandwidth limit rules" APIs to:
+    "tempest/tests/lib/services/network/test_qos_limit_bandwidth_rules_client.py"  module.
+
+    * List bandwidth limit rules for QoS policy
+    * Create bandwidth limit rule
+    * Show bandwidth limit rule details
+    * Update bandwidth limit rule
+    * Delete bandwidth limit rule
\ No newline at end of file
diff --git a/releasenotes/notes/deprecate-and-enable-identity-project-tags-23b87518888e563a.yaml b/releasenotes/notes/deprecate-and-enable-identity-project-tags-23b87518888e563a.yaml
new file mode 100644
index 0000000..be2df6b
--- /dev/null
+++ b/releasenotes/notes/deprecate-and-enable-identity-project-tags-23b87518888e563a.yaml
@@ -0,0 +1,17 @@
+---
+upgrade:
+  - |
+    Project tags are supported by Keystone since Queens.
+    As Tempest currently supports only much newer OpenStack versions
+    (Ussuri or later), the configuration option which enables
+    project tags testing
+    (``CONF.identity-feature-enabled.project_tags``)
+    is now enabled by default.
+deprecations:
+  - |
+    Project tags are supported by Keystone since Queens.
+    As Tempest currently supports only much newer OpenStack versions
+    (Ussuri or later), the configuration option which enables
+    project tags testing
+    (``CONF.identity-feature-enabled.project_tags``)
+    is now deprecated.
diff --git a/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py b/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
index 6b2a278..70a62ff 100644
--- a/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
+++ b/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
@@ -77,6 +77,21 @@
             extra_spec)
 
     @decorators.attr(type=['negative'])
+    @decorators.idempotent_id('474090d2-0824-eb3b-9335-f506b4aa49d8')
+    def test_update_nonexistent_type_id(self):
+        """Test update volume type extra specs for non existent volume type
+
+        Update volume type extra specs for non existent volume type should
+        fail.
+        """
+        spec_key = "spec1"
+        extra_spec = {spec_key: "val5"}
+        self.assertRaises(
+            lib_exc.NotFound,
+            self.admin_volume_types_client.update_volume_type_extra_specs,
+            data_utils.rand_uuid(), spec_key, extra_spec)
+
+    @decorators.attr(type=['negative'])
     @decorators.idempotent_id('49d5472c-a53d-4eab-a4d3-450c4db1c545')
     def test_create_nonexistent_type_id(self):
         """Test creating volume type extra specs for non existent volume type
diff --git a/tempest/api/volume/admin/test_volume_types_negative.py b/tempest/api/volume/admin/test_volume_types_negative.py
index 174cf9e..42d3bdf 100644
--- a/tempest/api/volume/admin/test_volume_types_negative.py
+++ b/tempest/api/volume/admin/test_volume_types_negative.py
@@ -54,3 +54,18 @@
         volume_type = self.create_volume_type(**params)
         self.assertRaises(lib_exc.NotFound,
                           self.create_volume, volume_type=volume_type['id'])
+
+    @decorators.attr(type=['negative'])
+    @decorators.idempotent_id('a5924b5f-b6c1-49ba-994c-b4af55d26e52')
+    def test_create_volume_type_encryption_nonexistent_type_id(self):
+        """Test create encryption with nonexistent type id will fail"""
+        create_kwargs = {
+            'type_id': data_utils.rand_uuid(),
+            'provider': 'LuksEncryptor',
+            'key_size': 256,
+            'cipher': 'aes-xts-plain64',
+            'control_location': 'front-end'
+            }
+        self.assertRaises(
+            lib_exc.NotFound,
+            self.create_encryption_type, **create_kwargs)
diff --git a/tempest/config.py b/tempest/config.py
index fde52e4..662a249 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -259,8 +259,11 @@
                 help='Does the environment have the security compliance '
                      'settings enabled?'),
     cfg.BoolOpt('project_tags',
-                default=False,
-                help='Is the project tags identity v3 API available?'),
+                default=True,
+                help='Is the project tags identity v3 API available?',
+                deprecated_for_removal=True,
+                deprecated_reason='Project tags API is a default feature '
+                                  'since Queens'),
     cfg.BoolOpt('application_credentials',
                 default=True,
                 help='Does the environment have application credentials '
diff --git a/tempest/lib/services/network/qos_limit_bandwidth_rules_client.py b/tempest/lib/services/network/qos_limit_bandwidth_rules_client.py
new file mode 100644
index 0000000..8fd87fe
--- /dev/null
+++ b/tempest/lib/services/network/qos_limit_bandwidth_rules_client.py
@@ -0,0 +1,74 @@
+# Copyright 2021 Red Hat.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from tempest.lib.services.network import base
+
+
+class QosLimitBandwidthRulesClient(base.BaseNetworkClient):
+
+    def create_limit_bandwidth_rule(self, qos_policy_id, **kwargs):
+        """Creates a limit bandwidth rule for a QoS policy.
+
+        For full list of available parameters, please refer to the official
+        API reference:
+        https://docs.openstack.org/api-ref/network/v2/index.html#create-bandwidth-limit-rule
+        """
+        uri = '/qos/policies/{}/bandwidth_limit_rules'.format(
+            qos_policy_id)
+        post_data = {'bandwidth_limit_rule': kwargs}
+        return self.create_resource(uri, post_data)
+
+    def update_limit_bandwidth_rule(self, qos_policy_id, rule_id, **kwargs):
+        """Updates a limit bandwidth rule.
+
+        For full list of available parameters, please refer to the official
+        API reference:
+        https://docs.openstack.org/api-ref/network/v2/index.html#update-bandwidth-limit-rule
+        """
+        uri = '/qos/policies/{}/bandwidth_limit_rules/{}'.format(
+            qos_policy_id, rule_id)
+        post_data = {'bandwidth_limit_rule': kwargs}
+        return self.update_resource(uri, post_data)
+
+    def show_limit_bandwidth_rule(self, qos_policy_id, rule_id, **fields):
+        """Show details of a limit bandwidth rule.
+
+        For full list of available parameters, please refer to the official
+        API reference:
+        https://docs.openstack.org/api-ref/network/v2/index.html#show-bandwidth-limit-rule-details
+        """
+        uri = '/qos/policies/{}/bandwidth_limit_rules/{}'.format(
+            qos_policy_id, rule_id)
+        return self.show_resource(uri, **fields)
+
+    def delete_limit_bandwidth_rule(self, qos_policy_id, rule_id):
+        """Deletes a limit bandwidth rule for a QoS policy.
+
+        For full list of available parameters, please refer to the official
+        API reference:
+        https://docs.openstack.org/api-ref/network/v2/index.html#delete-bandwidth-limit-rule
+        """
+        uri = '/qos/policies/{}/bandwidth_limit_rules/{}'.format(
+            qos_policy_id, rule_id)
+        return self.delete_resource(uri)
+
+    def list_limit_bandwidth_rules(self, qos_policy_id, **filters):
+        """Lists all limit bandwidth rules for a QoS policy.
+
+        For full list of available parameters, please refer to the official
+        API reference:
+        https://docs.openstack.org/api-ref/network/v2/index.html#list-bandwidth-limit-rules-for-qos-policy
+        """
+        uri = '/qos/policies/{}/bandwidth_limit_rules'.format(qos_policy_id)
+        return self.list_resources(uri, **filters)
diff --git a/tempest/tests/lib/services/network/test_qos_limit_bandwidth_rules_client.py b/tempest/tests/lib/services/network/test_qos_limit_bandwidth_rules_client.py
new file mode 100644
index 0000000..e83792d
--- /dev/null
+++ b/tempest/tests/lib/services/network/test_qos_limit_bandwidth_rules_client.py
@@ -0,0 +1,124 @@
+# Copyright 2021 Red Hat.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+import copy
+
+from tempest.lib import decorators
+
+from tempest.lib.services.network import qos_limit_bandwidth_rules_client
+from tempest.tests.lib import fake_auth_provider
+from tempest.tests.lib.services import base
+
+from oslo_log import log as logging
+LOG = logging.getLogger('tempest')
+
+
+class TestQosLimitBandwidthRulesClient(base.BaseServiceTest):
+
+    FAKE_QOS_POLICY_ID = "f1011b08-1297-11e9-a1e7-c7e6825a2616"
+    FAKE_MAX_BW_RULE_ID = "e758c89e-1297-11e9-a6cf-cf46a71e6699"
+
+    FAKE_MAX_BW_RULE_REQUEST = {
+        'qos_policy_id': FAKE_QOS_POLICY_ID,
+        'max_kbps': 1000,
+        'max_burst_kbps': 0,
+        'direction': 'ingress'
+    }
+
+    FAKE_MAX_BW_RULE_RESPONSE = {
+        'bandwidth_limit_rule': {
+            'id': FAKE_MAX_BW_RULE_ID,
+            'max_kbps': 10000,
+            'max_burst_kbps': 0,
+            'direction': 'ingress'
+        }
+    }
+
+    FAKE_MAX_BW_RULES = {
+        'bandwidth_limit_rules': [
+            FAKE_MAX_BW_RULE_RESPONSE['bandwidth_limit_rule']
+        ]
+    }
+
+    def setUp(self):
+        super(TestQosLimitBandwidthRulesClient, self).setUp()
+        fake_auth = fake_auth_provider.FakeAuthProvider()
+        self.qos_limit_bw_client = qos_limit_bandwidth_rules_client.\
+            QosLimitBandwidthRulesClient(fake_auth, "network", "regionOne")
+
+    @decorators.idempotent_id('cde981fa-e93b-11eb-aacb-74e5f9e2a801')
+    def test_create_limit_bandwidth_rules(self, bytes_body=False):
+        self.check_service_client_function(
+            self.qos_limit_bw_client.create_limit_bandwidth_rule,
+            "tempest.lib.common.rest_client.RestClient.post",
+            self.FAKE_MAX_BW_RULE_RESPONSE,
+            bytes_body,
+            201,
+            **self.FAKE_MAX_BW_RULE_REQUEST
+        )
+
+    @decorators.idempotent_id('86e6803a-e974-11eb-aacb-74e5f9e2a801')
+    def test_update_limit_bandwidth_rules(self, bytes_body=False):
+        update_kwargs = {
+            "max_kbps": "20000"
+        }
+
+        resp_body = {
+            "bandwidth_limit_rule": copy.deepcopy(
+                self.FAKE_MAX_BW_RULE_RESPONSE['bandwidth_limit_rule']
+            )
+        }
+        resp_body["bandwidth_limit_rule"].update(update_kwargs)
+
+        self.check_service_client_function(
+            self.qos_limit_bw_client.update_limit_bandwidth_rule,
+            "tempest.lib.common.rest_client.RestClient.put",
+            resp_body,
+            bytes_body,
+            200,
+            qos_policy_id=self.FAKE_QOS_POLICY_ID,
+            rule_id=self.FAKE_MAX_BW_RULE_ID,
+            **update_kwargs)
+
+    @decorators.idempotent_id('be60ae6e-e979-11eb-aacb-74e5f9e2a801')
+    def test_show_limit_bandwidth_rules(self, bytes_body=False):
+        self.check_service_client_function(
+            self.qos_limit_bw_client.show_limit_bandwidth_rule,
+            "tempest.lib.common.rest_client.RestClient.get",
+            self.FAKE_MAX_BW_RULE_RESPONSE,
+            bytes_body,
+            200,
+            qos_policy_id=self.FAKE_QOS_POLICY_ID,
+            rule_id=self.FAKE_MAX_BW_RULE_ID
+        )
+
+    @decorators.idempotent_id('0a7c0964-e97b-11eb-aacb-74e5f9e2a801')
+    def test_delete_limit_bandwidth_rule(self):
+        self.check_service_client_function(
+            self.qos_limit_bw_client.delete_limit_bandwidth_rule,
+            "tempest.lib.common.rest_client.RestClient.delete",
+            {},
+            status=204,
+            qos_policy_id=self.FAKE_QOS_POLICY_ID,
+            rule_id=self.FAKE_MAX_BW_RULE_ID)
+
+    @decorators.idempotent_id('08df88ae-e97d-11eb-aacb-74e5f9e2a801')
+    def test_list_minimum_bandwidth_rules(self, bytes_body=False):
+        self.check_service_client_function(
+            self.qos_limit_bw_client.list_limit_bandwidth_rules,
+            "tempest.lib.common.rest_client.RestClient.get",
+            self.FAKE_MAX_BW_RULES,
+            bytes_body,
+            200,
+            qos_policy_id=self.FAKE_QOS_POLICY_ID
+        )
diff --git a/tools/generate-tempest-plugins-list.py b/tools/generate-tempest-plugins-list.py
index 74e806b..eef5886 100644
--- a/tools/generate-tempest-plugins-list.py
+++ b/tools/generate-tempest-plugins-list.py
@@ -62,6 +62,9 @@
     'x/mogan',
     # mogan is unmaintained now, remove from the list when this is merged:
     # https://review.opendev.org/c/x/mogan/+/767718
+    'x/vmware-nsx-tempest-plugin'
+    # Failing since 2021-08-27
+    # https://zuul.opendev.org/t/openstack/build/45f6c8d3c62d4387a70b7b471ec687c8
 ]
 
 url = 'https://review.opendev.org/projects/'