diff --git a/manila/db/sqlalchemy/api.py b/manila/db/sqlalchemy/api.py
index 57b2db376a..e169d9819d 100644
--- a/manila/db/sqlalchemy/api.py
+++ b/manila/db/sqlalchemy/api.py
@@ -3995,10 +3995,22 @@ def share_type_destroy(context, id):
                         'gtypes': share_group_types_count}
             LOG.error(msg, msg_args)
             raise exception.ShareTypeInUse(share_type_id=id)
-        (model_query(context, models.ShareTypeExtraSpecs, session=session).
-            filter_by(share_type_id=id).soft_delete())
-        (model_query(context, models.ShareTypes, session=session).
-            filter_by(id=id).soft_delete())
+
+        model_query(
+            context, models.ShareTypeExtraSpecs, session=session
+        ).filter_by(
+            share_type_id=id
+        ).soft_delete()
+        model_query(
+            context, models.ShareTypeProjects, session=session
+        ).filter_by(
+            share_type_id=id,
+        ).soft_delete()
+        model_query(
+            context, models.ShareTypes, session=session
+        ).filter_by(
+            id=id
+        ).soft_delete()
 
     # Destroy any quotas, usages and reservations for the share type:
     quota_destroy_all_by_share_type(context, id)
@@ -4859,6 +4871,11 @@ def share_group_type_destroy(context, type_id):
         ).filter_by(
             share_group_type_id=type_id,
         ).soft_delete()
+        model_query(
+            context, models.ShareGroupTypeProjects, session=session
+        ).filter_by(
+            share_group_type_id=type_id,
+        ).soft_delete()
         model_query(
             context, models.ShareGroupTypes, session=session
         ).filter_by(
diff --git a/manila/tests/db/sqlalchemy/test_api.py b/manila/tests/db/sqlalchemy/test_api.py
index e90a487b7e..fe7dcfb262 100644
--- a/manila/tests/db/sqlalchemy/test_api.py
+++ b/manila/tests/db/sqlalchemy/test_api.py
@@ -1210,6 +1210,12 @@ class ShareGroupTypeAPITestCase(test.TestCase):
             name='orange', is_public=False, share_types=[share_type_1['id']],
             group_specs={'dabo': 'allin', 'cadence': 'count'},
             override_defaults=True)
+        db_api.share_group_type_access_add(self.ctxt,
+                                           share_group_type_1['id'],
+                                           "2018ndaetfigovnsaslcahfavmrpions")
+        db_api.share_group_type_access_add(self.ctxt,
+                                           share_group_type_1['id'],
+                                           "2016ndaetfigovnsaslcahfavmrpions")
         share_group_type_2 = db_utils.create_share_group_type(
             name='regalia', share_types=[share_type_2['id']])
         if used_by_groups:
@@ -1235,6 +1241,9 @@ class ShareGroupTypeAPITestCase(test.TestCase):
         self.assertDictMatch(
             {}, db_api.share_group_type_specs_get(
                 self.ctxt, share_group_type_1['id']))
+        self.assertRaises(exception.ShareGroupTypeNotFound,
+                          db_api.share_group_type_access_get_all,
+                          self.ctxt, share_group_type_1['id'])
         self.assertRaises(exception.ShareGroupTypeNotFound,
                           db_api.share_group_type_get,
                           self.ctxt, share_group_type_1['id'])
@@ -3052,8 +3061,16 @@ class ShareTypeAPITestCase(test.TestCase):
     def test_share_type_destroy_in_use(self, used_by_shares,
                                        used_by_group_types):
         share_type_1 = db_utils.create_share_type(
-            name='orange', extra_specs={'somekey': 'someval'})
-        share_type_2 = db_utils.create_share_type(name='regalia')
+            name='orange', extra_specs={'somekey': 'someval'},
+            is_public=False, override_defaults=True)
+        share_type_2 = db_utils.create_share_type(
+            name='regalia', override_defaults=True)
+        db_api.share_type_access_add(self.ctxt,
+                                     share_type_1['id'],
+                                     "2018ndaetfigovnsaslcahfavmrpions")
+        db_api.share_type_access_add(self.ctxt,
+                                     share_type_1['id'],
+                                     "2016ndaetfigovnsaslcahfavmrpions")
         if used_by_shares:
             share_1 = db_utils.create_share(share_type_id=share_type_1['id'])
             db_utils.create_share(share_type_id=share_type_2['id'])
@@ -3086,6 +3103,9 @@ class ShareTypeAPITestCase(test.TestCase):
         self.assertDictMatch(
             {}, db_api.share_type_extra_specs_get(
                 self.ctxt, share_type_1['id']))
+        self.assertRaises(exception.ShareTypeNotFound,
+                          db_api.share_type_access_get_all,
+                          self.ctxt, share_type_1['id'])
         self.assertRaises(exception.ShareTypeNotFound,
                           db_api.share_type_get,
                           self.ctxt, share_type_1['id'])
diff --git a/releasenotes/notes/bug-1870751-cleanup-share-type-and-group-type-project-access-when-deleted-4fcd49ba6e6c40bd.yaml b/releasenotes/notes/bug-1870751-cleanup-share-type-and-group-type-project-access-when-deleted-4fcd49ba6e6c40bd.yaml
new file mode 100644
index 0000000000..a4933a5892
--- /dev/null
+++ b/releasenotes/notes/bug-1870751-cleanup-share-type-and-group-type-project-access-when-deleted-4fcd49ba6e6c40bd.yaml
@@ -0,0 +1,8 @@
+---
+fixes:
+  - |
+    Fixed the cleanup for private share types and share group types to include
+    clearing out the database entries recording project specific access
+    rules to these types. See
+    `Launchpad bug 1870751 <https://launchpad.net/bugs/1870751>`_ for more
+    details.