diff --git a/cinderclient/shell_utils.py b/cinderclient/shell_utils.py
index 0bfecae8c..35802f85b 100644
--- a/cinderclient/shell_utils.py
+++ b/cinderclient/shell_utils.py
@@ -21,8 +21,7 @@ from cinderclient import utils
 
 _quota_resources = ['volumes', 'snapshots', 'gigabytes',
                     'backups', 'backup_gigabytes',
-                    'consistencygroups', 'per_volume_gigabytes',
-                    'groups', ]
+                    'per_volume_gigabytes', 'groups', ]
 _quota_infos = ['Type', 'In_use', 'Reserved', 'Limit']
 
 
diff --git a/cinderclient/tests/unit/v2/fakes.py b/cinderclient/tests/unit/v2/fakes.py
index 900a4f2cc..04c179d92 100644
--- a/cinderclient/tests/unit/v2/fakes.py
+++ b/cinderclient/tests/unit/v2/fakes.py
@@ -627,7 +627,6 @@ class FakeHTTPClient(base_client.HTTPClient):
                           'gigabytes': 1,
                           'backups': 1,
                           'backup_gigabytes': 1,
-                          'consistencygroups': 1,
                           'per_volume_gigabytes': 1, }})
 
     def get_os_quota_sets_test_defaults(self):
@@ -639,7 +638,6 @@ class FakeHTTPClient(base_client.HTTPClient):
                           'gigabytes': 1,
                           'backups': 1,
                           'backup_gigabytes': 1,
-                          'consistencygroups': 1,
                           'per_volume_gigabytes': 1, }})
 
     def put_os_quota_sets_test(self, body, **kw):
@@ -654,7 +652,6 @@ class FakeHTTPClient(base_client.HTTPClient):
                           'gigabytes': 1,
                           'backups': 1,
                           'backup_gigabytes': 1,
-                          'consistencygroups': 2,
                           'per_volume_gigabytes': 1, }})
 
     def delete_os_quota_sets_1234(self, **kw):
diff --git a/cinderclient/tests/unit/v2/test_quotas.py b/cinderclient/tests/unit/v2/test_quotas.py
index 6dd20b01d..bb29e4d8e 100644
--- a/cinderclient/tests/unit/v2/test_quotas.py
+++ b/cinderclient/tests/unit/v2/test_quotas.py
@@ -41,7 +41,6 @@ class QuotaSetsTest(utils.TestCase):
         q.update(gigabytes=2000)
         q.update(backups=2)
         q.update(backup_gigabytes=2000)
-        q.update(consistencygroups=2)
         q.update(per_volume_gigabytes=100)
         cs.assert_called('PUT', '/os-quota-sets/test')
         self._assert_request_id(q)
@@ -54,7 +53,6 @@ class QuotaSetsTest(utils.TestCase):
         self.assertEqual(q.gigabytes, q2.gigabytes)
         self.assertEqual(q.backups, q2.backups)
         self.assertEqual(q.backup_gigabytes, q2.backup_gigabytes)
-        self.assertEqual(q.consistencygroups, q2.consistencygroups)
         self.assertEqual(q.per_volume_gigabytes, q2.per_volume_gigabytes)
         q2.volumes = 0
         self.assertNotEqual(q.volumes, q2.volumes)
@@ -66,8 +64,6 @@ class QuotaSetsTest(utils.TestCase):
         self.assertNotEqual(q.backups, q2.backups)
         q2.backup_gigabytes = 0
         self.assertNotEqual(q.backup_gigabytes, q2.backup_gigabytes)
-        q2.consistencygroups = 0
-        self.assertNotEqual(q.consistencygroups, q2.consistencygroups)
         q2.per_volume_gigabytes = 0
         self.assertNotEqual(q.per_volume_gigabytes, q2.per_volume_gigabytes)
         q2.get()
@@ -76,7 +72,6 @@ class QuotaSetsTest(utils.TestCase):
         self.assertEqual(q.gigabytes, q2.gigabytes)
         self.assertEqual(q.backups, q2.backups)
         self.assertEqual(q.backup_gigabytes, q2.backup_gigabytes)
-        self.assertEqual(q.consistencygroups, q2.consistencygroups)
         self.assertEqual(q.per_volume_gigabytes, q2.per_volume_gigabytes)
         self._assert_request_id(q)
         self._assert_request_id(q2)
diff --git a/cinderclient/v2/shell.py b/cinderclient/v2/shell.py
index c22116eda..2e1e46a12 100644
--- a/cinderclient/v2/shell.py
+++ b/cinderclient/v2/shell.py
@@ -978,10 +978,6 @@ def do_quota_defaults(cs, args):
            metavar='<backup_gigabytes>',
            type=int, default=None,
            help='The new "backup_gigabytes" quota value. Default=None.')
-@utils.arg('--consistencygroups',
-           metavar='<consistencygroups>',
-           type=int, default=None,
-           help='The new "consistencygroups" quota value. Default=None.')
 @utils.arg('--volume-type',
            metavar='<volume_type_name>',
            default=None,
diff --git a/cinderclient/v3/shell.py b/cinderclient/v3/shell.py
index a389f0959..94aecb1a9 100644
--- a/cinderclient/v3/shell.py
+++ b/cinderclient/v3/shell.py
@@ -743,10 +743,6 @@ def do_group_type_key(cs, args):
            metavar='<backup_gigabytes>',
            type=int, default=None,
            help='The new "backup_gigabytes" quota value. Default=None.')
-@utils.arg('--consistencygroups',
-           metavar='<consistencygroups>',
-           type=int, default=None,
-           help='The new "consistencygroups" quota value. Default=None.')
 @utils.arg('--groups',
            metavar='<groups>',
            type=int, default=None,
diff --git a/releasenotes/notes/remove-cg-quota-9d4120b62f09cc5c.yaml b/releasenotes/notes/remove-cg-quota-9d4120b62f09cc5c.yaml
new file mode 100644
index 000000000..6f4d4d429
--- /dev/null
+++ b/releasenotes/notes/remove-cg-quota-9d4120b62f09cc5c.yaml
@@ -0,0 +1,3 @@
+---
+other:
+  - The useless consistencygroup quota operation has been removed.