diff --git a/neutron/tests/tempest/api/admin/test_quotas.py b/neutron/tests/tempest/api/admin/test_quotas.py
index 4e00da2..3bf52c5 100644
--- a/neutron/tests/tempest/api/admin/test_quotas.py
+++ b/neutron/tests/tempest/api/admin/test_quotas.py
@@ -21,9 +21,44 @@
 from neutron.tests.tempest.api import base
 
 
-class QuotasTest(base.BaseAdminNetworkTest):
+class QuotasTestBase(base.BaseAdminNetworkTest):
 
-    """
+    @classmethod
+    @test.requires_ext(extension="quotas", service="network")
+    def resource_setup(cls):
+        super(QuotasTestBase, cls).resource_setup()
+
+    def _create_tenant(self):
+        # Add a tenant to conduct the test
+        test_tenant = data_utils.rand_name('test_tenant_')
+        test_description = data_utils.rand_name('desc_')
+        tenant = self.identity_admin_client.create_tenant(
+            name=test_tenant,
+            description=test_description)['tenant']
+        self.addCleanup(
+            self.identity_admin_client.create_tenant, tenant['id'])
+        return tenant
+
+    def _setup_quotas(self, project_id, **new_quotas):
+        # Change quotas for tenant
+        quota_set = self.admin_client.update_quotas(project_id,
+                                                    **new_quotas)
+        self.addCleanup(self._cleanup_quotas, project_id)
+        return quota_set
+
+    def _cleanup_quotas(self, project_id):
+        # Try to clean up the resources. If it fails, then
+        # assume that everything was already deleted, so
+        # it is OK to continue.
+        try:
+            self.admin_client.reset_quotas(project_id)
+        except lib_exc.NotFound:
+            pass
+
+
+class QuotasTest(QuotasTestBase):
+    """Test the Neutron API of Quotas.
+
     Tests the following operations in the Neutron API using the REST client for
     Neutron:
 
@@ -39,29 +74,14 @@
         quota_driver = neutron.db.driver.DbQuotaDriver
     """
 
-    @classmethod
-    @test.requires_ext(extension="quotas", service="network")
-    def resource_setup(cls):
-        super(QuotasTest, cls).resource_setup()
-
     @test.attr(type='gate')
     @test.idempotent_id('2390f766-836d-40ef-9aeb-e810d78207fb')
     def test_quotas(self):
-        # Add a tenant to conduct the test
-        test_tenant = data_utils.rand_name('test_tenant_')
-        test_description = data_utils.rand_name('desc_')
-        tenant = self.identity_admin_client.create_tenant(
-            name=test_tenant,
-            description=test_description)['tenant']
-        tenant_id = tenant['id']
-        self.addCleanup(self.identity_admin_client.delete_tenant, tenant_id)
-
+        tenant_id = self._create_tenant()['id']
         new_quotas = {'network': 0, 'security_group': 0}
 
         # Change quotas for tenant
-        quota_set = self.admin_client.update_quotas(tenant_id,
-                                                    **new_quotas)
-        self.addCleanup(self._cleanup_quotas, tenant_id)
+        quota_set = self._setup_quotas(tenant_id, **new_quotas)
         for key, value in six.iteritems(new_quotas):
             self.assertEqual(value, quota_set[key])
 
@@ -84,12 +104,3 @@
         non_default_quotas = self.admin_client.list_quotas()
         for q in non_default_quotas['quotas']:
             self.assertNotEqual(tenant_id, q['tenant_id'])
-
-    def _cleanup_quotas(self, project_id):
-        # Try to clean up the resources. If it fails, then
-        # assume that everything was already deleted, so
-        # it is OK to continue.
-        try:
-            self.admin_client.reset_quotas(project_id)
-        except lib_exc.NotFound:
-            pass
diff --git a/neutron/tests/tempest/api/admin/test_quotas_negative.py b/neutron/tests/tempest/api/admin/test_quotas_negative.py
new file mode 100644
index 0000000..12ae0be
--- /dev/null
+++ b/neutron/tests/tempest/api/admin/test_quotas_negative.py
@@ -0,0 +1,173 @@
+#    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.common.utils import data_utils
+from tempest.lib import exceptions as lib_exc
+from tempest import test
+
+from neutron.tests.tempest.api.admin import test_quotas
+from neutron.tests.tempest import config
+
+CONF = config.CONF
+
+
+class QuotasAdminNegativeTestJSON(test_quotas.QuotasTestBase):
+
+    @test.attr(type='negative')
+    @test.idempotent_id('952f9b24-9156-4bdc-90f3-682a3d4302f0')
+    def test_create_network_when_quotas_is_full(self):
+        tenant_id = self._create_tenant()['id']
+        new_quotas = {'network': 1}
+        self._setup_quotas(tenant_id, **new_quotas)
+
+        net_args = {'tenant_id': tenant_id}
+        net = self.admin_client.create_network(**net_args)['network']
+        self.addCleanup(self.admin_client.delete_network, net['id'])
+
+        self.assertRaises(lib_exc.Conflict,
+                          self.admin_client.create_network, **net_args)
+
+    @test.attr(type='negative')
+    @test.idempotent_id('0b7f99e3-9f77-45ce-9a89-b39a184de618')
+    def test_create_subnet_when_quotas_is_full(self):
+        tenant_id = self._create_tenant()['id']
+        new_quotas = {'subnet': 1}
+        self._setup_quotas(tenant_id, **new_quotas)
+
+        net_args = {'tenant_id': tenant_id}
+        net = self.admin_client.create_network(**net_args)['network']
+        self.addCleanup(self.admin_client.delete_network, net['id'])
+
+        subnet_args = {'tenant_id': tenant_id,
+                       'network_id': net['id'],
+                       'cidr': '10.0.0.0/24',
+                       'ip_version': '4'}
+        subnet = self.admin_client.create_subnet(**subnet_args)['subnet']
+        self.addCleanup(self.admin_client.delete_subnet, subnet['id'])
+
+        subnet_args['cidr'] = '10.1.0.0/24'
+        self.assertRaises(lib_exc.Conflict,
+                          self.admin_client.create_subnet, **subnet_args)
+
+    @test.attr(type='negative')
+    @test.idempotent_id('fe20d9f9-346c-4a20-bbfa-d9ca390f4dc6')
+    def test_create_port_when_quotas_is_full(self):
+        tenant_id = self._create_tenant()['id']
+        new_quotas = {'port': 1}
+        self._setup_quotas(tenant_id, **new_quotas)
+
+        net_args = {'tenant_id': tenant_id}
+        net = self.admin_client.create_network(**net_args)['network']
+        self.addCleanup(self.admin_client.delete_network, net['id'])
+
+        subnet_args = {'tenant_id': tenant_id,
+                       'network_id': net['id'],
+                       'cidr': '10.0.0.0/24',
+                       'ip_version': '4'}
+        subnet = self.admin_client.create_subnet(**subnet_args)['subnet']
+        self.addCleanup(self.admin_client.delete_subnet, subnet['id'])
+
+        port_args = {'tenant_id': tenant_id,
+                     'network_id': net['id']}
+        port = self.admin_client.create_port(**port_args)['port']
+        self.addCleanup(self.admin_client.delete_port, port['id'])
+
+        self.assertRaises(lib_exc.Conflict,
+                          self.admin_client.create_port, **port_args)
+
+    @test.attr(type='negative')
+    @test.idempotent_id('bb1e9c3c-7e6f-41f1-b579-63dbc655ecb7')
+    @test.requires_ext(extension="router", service="network")
+    def test_create_router_when_quotas_is_full(self):
+        tenant_id = self._create_tenant()['id']
+        new_quotas = {'router': 1}
+        self._setup_quotas(tenant_id, **new_quotas)
+
+        name = data_utils.rand_name('test_router_')
+        router_args = {'tenant_id': tenant_id}
+        router = self.admin_client.create_router(
+            name, True, **router_args)['router']
+        self.addCleanup(self.admin_client.delete_router, router['id'])
+
+        self.assertRaises(lib_exc.Conflict,
+                          self.admin_client.create_router,
+                          name, True, **router_args)
+
+    @test.attr(type='negative')
+    @test.idempotent_id('5c924ff7-b7a9-474f-92a3-dbe0f976ec13')
+    @test.requires_ext(extension="security-group", service="network")
+    def test_create_security_group_when_quotas_is_full(self):
+        tenant_id = self._create_tenant()['id']
+        sg_args = {'tenant_id': tenant_id}
+        # avoid a number that is made by default
+        sg_list = self.admin_client.list_security_groups(
+            tenant_id=tenant_id)['security_groups']
+        num = len(sg_list) + 1
+
+        new_quotas = {'security_group': num}
+        self._setup_quotas(tenant_id, **new_quotas)
+
+        sg = self.admin_client.create_security_group(
+            **sg_args)['security_group']
+        self.addCleanup(self.admin_client.delete_security_group, sg['id'])
+
+        self.assertRaises(lib_exc.Conflict,
+                          self.admin_client.create_security_group, **sg_args)
+
+    @test.attr(type='negative')
+    @test.idempotent_id('b7143480-6118-4ed4-be38-1b6f15f30d05')
+    @test.requires_ext(extension="security-group", service="network")
+    def test_create_security_group_rule_when_quotas_is_full(self):
+        tenant_id = self._create_tenant()['id']
+        sg_args = {'tenant_id': tenant_id}
+
+        sg = self.admin_client.create_security_group(
+            **sg_args)['security_group']
+        self.addCleanup(self.admin_client.delete_security_group, sg['id'])
+
+        # avoid a number that is made by default
+        sg_rule_list = self.admin_client.list_security_group_rules(
+            tenant_id=tenant_id)['security_group_rules']
+        num = len(sg_rule_list) + 1
+
+        new_quotas = {'security_group_rule': num}
+        self._setup_quotas(tenant_id, **new_quotas)
+
+        sg_rule_args = {'tenant_id': tenant_id,
+                        'security_group_id': sg['id'],
+                        'direction': 'ingress'}
+        sg_rule = self.admin_client.create_security_group_rule(
+            **sg_rule_args)['security_group_rule']
+        self.addCleanup(
+            self.admin_client.delete_security_group_rule, sg_rule['id'])
+
+        sg_rule_args['direction'] = 'egress'
+        self.assertRaises(lib_exc.Conflict,
+                          self.admin_client.create_security_group_rule,
+                          **sg_rule_args)
+
+    @test.attr(type='negative')
+    @test.idempotent_id('d00fe5bb-9db8-4e1a-9c31-490f52897e6f')
+    @test.requires_ext(extension="router", service="network")
+    def test_create_floatingip_when_quotas_is_full(self):
+        tenant_id = self._create_tenant()['id']
+        new_quotas = {'floatingip': 1}
+        self._setup_quotas(tenant_id, **new_quotas)
+
+        ext_net_id = CONF.network.public_network_id
+        fip_args = {'tenant_id': tenant_id,
+                    'floating_network_id': ext_net_id}
+        fip = self.admin_client.create_floatingip(**fip_args)['floatingip']
+        self.addCleanup(self.admin_client.delete_floatingip, fip['id'])
+
+        self.assertRaises(lib_exc.Conflict,
+                          self.admin_client.create_floatingip, **fip_args)