diff --git a/cloudkittyclient/tests/functional/v1/test_hashmap.py b/cloudkittyclient/tests/functional/v1/test_hashmap.py
index 7e9058b..206e58b 100644
--- a/cloudkittyclient/tests/functional/v1/test_hashmap.py
+++ b/cloudkittyclient/tests/functional/v1/test_hashmap.py
@@ -13,6 +13,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 #
+from datetime import datetime
+from datetime import timedelta
+
 from cloudkittyclient.tests.functional import base
 
 
@@ -136,13 +139,15 @@ class CkHashmapTest(base.BaseFunctionalTest):
         self.assertEqual(len(resp), 0)
 
     def test_create_get_update_delete_mapping_service(self):
+        future_date = datetime.now() + timedelta(days=1)
+        date_iso = future_date.isoformat()
         resp = self.runner('hashmap service create', params='testservice')[0]
         service_id = resp['Service ID']
         self._services.append(service_id)
 
         # Create mapping
         resp = self.runner('hashmap mapping create',
-                           params='-s {} 12'.format(service_id))[0]
+                           params=f'-s {service_id} 12 --start {date_iso}')[0]
         mapping_id = resp['Mapping ID']
         self._mappings.append(mapping_id)
         self.assertEqual(resp['Service ID'], service_id)
@@ -173,6 +178,8 @@ class CkHashmapTest(base.BaseFunctionalTest):
             'hashmap service delete', params=service_id, has_output=False)
 
     def test_create_get_update_delete_mapping_field(self):
+        future_date = datetime.now() + timedelta(days=1)
+        date_iso = future_date.isoformat()
         resp = self.runner('hashmap service create', params='testservice')[0]
         service_id = resp['Service ID']
         self._services.append(service_id)
@@ -185,7 +192,8 @@ class CkHashmapTest(base.BaseFunctionalTest):
         # Create mapping
         resp = self.runner(
             'hashmap mapping create',
-            params='--field-id {} 12 --value testvalue'.format(field_id))[0]
+            params=f'--field-id {field_id} 12 --value '
+                   f'testvalue --start {date_iso}')[0]
         mapping_id = resp['Mapping ID']
         self._mappings.append(service_id)
         self.assertEqual(resp['Field ID'], field_id)
@@ -203,6 +211,45 @@ class CkHashmapTest(base.BaseFunctionalTest):
                            params='--cost 10 {}'.format(mapping_id))[0]
         self.assertEqual(float(resp['Cost']), float(10))
 
+    def test_create_get_update_delete_mapping_field_started(self):
+        resp = self.runner('hashmap service create',
+                           params='testservice_date_started')[0]
+        service_id = resp['Service ID']
+        self._services.append(service_id)
+
+        resp = self.runner(
+            'hashmap field create',
+            params='{} testfield_date_started'.format(service_id))[0]
+        field_id = resp['Field ID']
+        self._fields.append(field_id)
+
+        # Create mapping
+        resp = self.runner(
+            'hashmap mapping create',
+            params=f'--field-id {field_id} 12 --value '
+                   f'testvalue')[0]
+        mapping_id = resp['Mapping ID']
+        self._mappings.append(service_id)
+        self.assertEqual(resp['Field ID'], field_id)
+        self.assertEqual(float(resp['Cost']), float(12))
+        self.assertEqual(resp['Value'], 'testvalue')
+
+        # Get mapping
+        resp = self.runner(
+            'hashmap mapping get', params=mapping_id)[0]
+        self.assertEqual(resp['Mapping ID'], mapping_id)
+        self.assertEqual(float(resp['Cost']), float(12))
+
+        # Should not be able to update a rule that is running (start < now)
+        try:
+            self.runner('hashmap mapping update',
+                        params='--cost 10 {}'.format(mapping_id))[0]
+        except RuntimeError as e:
+            expected_error = ("You are allowed to update only the attribute "
+                              "[end] as this rule is already running as it "
+                              "started on ")
+            self.assertIn(expected_error, str(e))
+
     def test_group_mappings_get(self):
         # Service and group
         resp = self.runner('hashmap service create', params='testservice')[0]
diff --git a/cloudkittyclient/tests/functional/v1/test_pyscripts.py b/cloudkittyclient/tests/functional/v1/test_pyscripts.py
index 0f05427..203a8ab 100644
--- a/cloudkittyclient/tests/functional/v1/test_pyscripts.py
+++ b/cloudkittyclient/tests/functional/v1/test_pyscripts.py
@@ -13,6 +13,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 #
+from datetime import datetime
+from datetime import timedelta
+
 from cloudkittyclient.tests.functional import base
 
 
@@ -23,9 +26,12 @@ class CkPyscriptTest(base.BaseFunctionalTest):
         self.runner = self.cloudkitty
 
     def test_create_get_update_list_delete(self):
+        future_date = datetime.now() + timedelta(days=1)
+        date_iso = future_date.isoformat()
         # Create
         resp = self.runner(
-            'pyscript create', params="testscript 'return 0'")[0]
+            'pyscript create', params=f"testscript "
+                                      f"'return 0' --start {date_iso}")[0]
         script_id = resp['Script ID']
         self.assertEqual(resp['Name'], 'testscript')
 
@@ -37,8 +43,9 @@ class CkPyscriptTest(base.BaseFunctionalTest):
         # Update
         resp = self.runner(
             'pyscript update',
-            params="-n newname -d 'return 1' {}".format(script_id))[0]
-        self.assertEqual(resp['Name'], 'newname')
+            params="-d 'return 1' {} --description "
+                   "desc".format(script_id))[0]
+        self.assertEqual(resp['Script Description'], 'desc')
         self.assertEqual(resp['Script ID'], script_id)
         self.assertEqual(resp['Data'], 'return 1')
 
@@ -46,13 +53,49 @@ class CkPyscriptTest(base.BaseFunctionalTest):
         resp = self.runner('pyscript list')
         self.assertEqual(len(resp), 1)
         resp = resp[0]
-        self.assertEqual(resp['Name'], 'newname')
+        self.assertEqual(resp['Script Description'], 'desc')
         self.assertEqual(resp['Script ID'], script_id)
         self.assertEqual(resp['Data'], 'return 1')
 
         # Delete
         self.runner('pyscript delete', params=script_id, has_output=False)
 
+    def test_create_get_update_list_delete_started(self):
+        # Create
+        resp = self.runner(
+            'pyscript create', params="testscript_started "
+                                      "'return 0'")[0]
+        script_id = resp['Script ID']
+        self.assertEqual(resp['Name'], 'testscript_started')
+
+        # Get
+        resp = self.runner('pyscript get', params=script_id)[0]
+        self.assertEqual(resp['Name'], 'testscript_started')
+        self.assertEqual(resp['Script ID'], script_id)
+
+        # Should not be able to update a rule that is running (start < now)
+        try:
+            self.runner(
+                'pyscript update',
+                params="-d 'return 1' {} --description "
+                       "desc".format(script_id))[0]
+        except RuntimeError as e:
+            expected_error = ("You are allowed to update only the attribute "
+                              "[end] as this rule is already running as it "
+                              "started on ")
+            self.assertIn(expected_error, str(e))
+
+        # List
+        resp = self.runner('pyscript list')
+        self.assertEqual(len(resp), 1)
+        resp = resp[0]
+        self.assertEqual(resp['Script Description'], None)
+        self.assertEqual(resp['Script ID'], script_id)
+        self.assertEqual(resp['Data'], 'return 0')
+
+        # Delete
+        self.runner('pyscript delete', params=script_id, has_output=False)
+
 
 class OSCPyscriptTest(CkPyscriptTest):
 
diff --git a/cloudkittyclient/tests/unit/v1/test_hashmap.py b/cloudkittyclient/tests/unit/v1/test_hashmap.py
index e5e509f..78e6e8d 100644
--- a/cloudkittyclient/tests/unit/v1/test_hashmap.py
+++ b/cloudkittyclient/tests/unit/v1/test_hashmap.py
@@ -110,7 +110,10 @@ class TestHashmap(base.BaseAPIEndpointTestCase):
         self.assertRaises(exc.ArgumentRequired, self.hashmap.get_mapping)
 
     def test_create_mapping(self):
-        kwargs = dict(cost=2, value='value', field_id='field_id')
+        kwargs = dict(cost=2, value='value', field_id='field_id',
+                      name='name', start="2024-01-01",
+                      end="2024-01-01",
+                      description="description")
         body = dict(
             cost=kwargs.get('cost'),
             value=kwargs.get('value'),
@@ -119,6 +122,10 @@ class TestHashmap(base.BaseAPIEndpointTestCase):
             group_id=kwargs.get('group_id'),
             tenant_id=kwargs.get('tenant_id'),
             type=kwargs.get('type') or 'flat',
+            start="2024-01-01",
+            end="2024-01-01",
+            description="description",
+            name='name'
         )
         self.hashmap.create_mapping(**kwargs)
         self.api_client.post.assert_called_once_with(
diff --git a/cloudkittyclient/tests/unit/v1/test_pyscripts.py b/cloudkittyclient/tests/unit/v1/test_pyscripts.py
index be38488..acac7b7 100644
--- a/cloudkittyclient/tests/unit/v1/test_pyscripts.py
+++ b/cloudkittyclient/tests/unit/v1/test_pyscripts.py
@@ -38,7 +38,8 @@ class TestPyscripts(base.BaseAPIEndpointTestCase):
         self.assertRaises(exc.ArgumentRequired, self.pyscripts.get_script)
 
     def test_create_script(self):
-        kwargs = dict(name='name', data='data')
+        kwargs = dict(name='name', data='data', start=None,
+                      end=None, description=None)
         self.pyscripts.create_script(**kwargs)
         self.api_client.post.assert_called_once_with(
             '/v1/rating/module_config/pyscripts/scripts/', json=kwargs)
diff --git a/cloudkittyclient/v1/rating/hashmap.py b/cloudkittyclient/v1/rating/hashmap.py
index ba56dc2..674f9c1 100644
--- a/cloudkittyclient/v1/rating/hashmap.py
+++ b/cloudkittyclient/v1/rating/hashmap.py
@@ -13,6 +13,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 #
+import uuid
+
 from cloudkittyclient.common import base
 from cloudkittyclient import exc
 
@@ -171,6 +173,14 @@ class HashmapManager(base.BaseManager):
         :type type: str
         :param value: Value of the mapping
         :type value: str
+        :param name: Name of the mapping
+        :type name: str
+        :param start: Date the mapping starts being valid
+        :type start: str
+        :param end: Date the mapping stops being valid
+        :type end: str
+        :param description: Description of the mapping
+        :type description: str
         """
         if kwargs.get('cost') is None:
             raise exc.ArgumentRequired("'cost' argument is required")
@@ -196,6 +206,16 @@ class HashmapManager(base.BaseManager):
             tenant_id=kwargs.get('tenant_id'),
             type=kwargs.get('type') or 'flat',
         )
+        if kwargs.get('description'):
+            body['description'] = kwargs.get('description')
+        if kwargs.get('start'):
+            body['start'] = kwargs.get('start')
+        if kwargs.get('end'):
+            body['end'] = kwargs.get('end')
+        if kwargs.get('name'):
+            body['name'] = kwargs.get('name')
+        else:
+            body['name'] = uuid.uuid4().hex[:24]
         url = self.get_url('mappings', kwargs)
         return self.api_client.post(url, json=body).json()
 
diff --git a/cloudkittyclient/v1/rating/hashmap_cli.py b/cloudkittyclient/v1/rating/hashmap_cli.py
index 0cbfeac..de94a14 100644
--- a/cloudkittyclient/v1/rating/hashmap_cli.py
+++ b/cloudkittyclient/v1/rating/hashmap_cli.py
@@ -257,6 +257,10 @@ class CliCreateMapping(lister.Lister):
         ('service_id', 'Service ID'),
         ('group_id', 'Group ID'),
         ('tenant_id', 'Project ID'),
+        ('name', 'Mapping Name'),
+        ('start', 'Mapping Start Date'),
+        ('end', 'Mapping End Date'),
+        ('Description', 'Mapping Description')
     ]
 
     def take_action(self, parsed_args):
@@ -275,6 +279,11 @@ class CliCreateMapping(lister.Lister):
         parser.add_argument('-t', '--type', type=str, help='Mapping type')
         parser.add_argument('--value', type=str, help='Value')
         parser.add_argument('cost', type=float, help='Cost')
+        parser.add_argument('--name', type=str, help='Mapping Name')
+        parser.add_argument('--start', type=str, help='Mapping Start')
+        parser.add_argument('--end', type=str, help='Mapping End')
+        parser.add_argument('--description', type=str,
+                            help='Mapping Description')
         return parser
 
 
@@ -321,6 +330,11 @@ class CliUpdateMapping(lister.Lister):
         parser.add_argument('--value', type=str, help='Value')
         parser.add_argument('--cost', type=str, help='Cost')
         parser.add_argument('mapping_id', type=str, help='Mapping ID')
+        parser.add_argument('--name', type=str, help='Mapping Name')
+        parser.add_argument('--start', type=str, help='Mapping Start')
+        parser.add_argument('--end', type=str, help='Mapping End')
+        parser.add_argument('--description', type=str,
+                            help='Mapping Description')
         return parser
 
 
diff --git a/cloudkittyclient/v1/rating/pyscripts.py b/cloudkittyclient/v1/rating/pyscripts.py
index 0fcb8a2..cb1e20c 100644
--- a/cloudkittyclient/v1/rating/pyscripts.py
+++ b/cloudkittyclient/v1/rating/pyscripts.py
@@ -50,13 +50,22 @@ class PyscriptManager(base.BaseManager):
         :type name: str
         :param data: Content of the script
         :type data: str
+        :param start: Date the script starts being valid
+        :type start: str
+        :param end: Date the script stops being valid
+        :type end: str
+        :param description: Description of the script
+        :type description: str
         """
         for arg in ('name', 'data'):
             if not kwargs.get(arg):
                 raise exc.ArgumentRequired(
                     "'Argument {} is required.'".format(arg))
         url = self.get_url('scripts', kwargs)
-        body = dict(name=kwargs['name'], data=kwargs['data'])
+        body = dict(name=kwargs['name'], data=kwargs['data'],
+                    start=kwargs.get('start'),
+                    end=kwargs.get('end'),
+                    description=kwargs.get('description'))
         return self.api_client.post(url, json=body).json()
 
     def update_script(self, **kwargs):
@@ -68,11 +77,17 @@ class PyscriptManager(base.BaseManager):
         :type name: str
         :param data: Content of the script
         :type data: str
+        :param start: Date the script starts being valid
+        :type start: str
+        :param end: Date the script stops being valid
+        :type end: str
+        :param description: Description of the script
+        :type description: str
         """
         if not kwargs.get('script_id'):
             raise exc.ArgumentRequired("Argument 'script_id' is required.")
         script = self.get_script(script_id=kwargs['script_id'])
-        for key in ('name', 'data'):
+        for key in ('name', 'data', 'start', 'end', 'description'):
             if kwargs.get(key):
                 script[key] = kwargs[key]
         script.pop('checksum', None)
diff --git a/cloudkittyclient/v1/rating/pyscripts_cli.py b/cloudkittyclient/v1/rating/pyscripts_cli.py
index 8ede8de..176ad41 100644
--- a/cloudkittyclient/v1/rating/pyscripts_cli.py
+++ b/cloudkittyclient/v1/rating/pyscripts_cli.py
@@ -26,6 +26,9 @@ class BaseScriptCli(lister.Lister):
         ('script_id', 'Script ID'),
         ('checksum', 'Checksum'),
         ('data', 'Data'),
+        ('start', 'Script Start Date'),
+        ('end', 'Script End Date'),
+        ('description', 'Script Description')
     ]
 
 
@@ -82,6 +85,10 @@ class CliCreateScript(BaseScriptCli):
         parser = super(CliCreateScript, self).get_parser(prog_name)
         parser.add_argument('name', type=str, help='Script Name')
         parser.add_argument('data', type=str, help='Script Data or data file')
+        parser.add_argument('--start', type=str, help='Script Start')
+        parser.add_argument('--end', type=str, help='Script End')
+        parser.add_argument('--description', type=str,
+                            help='Script Description')
         return parser
 
 
@@ -107,6 +114,10 @@ class CliUpdateScript(BaseScriptCli):
         parser.add_argument('-n', '--name', type=str, help='Script Name')
         parser.add_argument('-d', '--data', type=str,
                             help='Script Data or data file')
+        parser.add_argument('--start', type=str, help='Script Start')
+        parser.add_argument('--end', type=str, help='Script End')
+        parser.add_argument('--description', type=str,
+                            help='Script Description')
         return parser