diff --git a/neutron/db/l3_attrs_db.py b/neutron/db/l3_attrs_db.py
index e6d4e298b19..1e71f745bb6 100644
--- a/neutron/db/l3_attrs_db.py
+++ b/neutron/db/l3_attrs_db.py
@@ -54,10 +54,6 @@ class ExtraAttributesMixin(object):
             router_db['extra_attributes'] = new
 
     def set_extra_attr_value(self, context, router_db, key, value):
-        if not context.session.is_active:
-            raise RuntimeError(_("set_extra_attr_value cannot be called "
-                                 "out of a transaction."))
-
         # set a single value explicitly
         if key in get_attr_info():
             info = get_attr_info()[key]
diff --git a/neutron/tests/unit/extensions/test_l3.py b/neutron/tests/unit/extensions/test_l3.py
index 58c2ef8599b..28761c14d4b 100644
--- a/neutron/tests/unit/extensions/test_l3.py
+++ b/neutron/tests/unit/extensions/test_l3.py
@@ -628,11 +628,6 @@ class ExtraAttributesMixinTestCase(testlib_api.SqlTestCase):
                 self.mixin.set_extra_attr_value(self.ctx, self.router,
                                                 'bad', 'value')
 
-    def test_set_attrs_and_extend_no_transaction(self):
-        with testtools.ExpectedException(RuntimeError):
-            self.mixin.set_extra_attr_value(self.ctx, self.router,
-                                            'ha_vr_id', 99)
-
     def test__extend_extra_router_dict_defaults(self):
         rdict = {}
         self.mixin._extend_extra_router_dict(rdict, self.router)