diff --git a/course/views.py b/course/views.py
index 859869bbb9b4cdb1812b04fdbc314600fb02bd00..5e470b2e89405b92641fd3e44628407013e5d652 100644
--- a/course/views.py
+++ b/course/views.py
@@ -1233,7 +1233,6 @@ def grant_exception_stage_3(pctx, participation_id, flow_id, session_id):
 
                 if due_local_naive is not None:
                     new_grading_rule["due"] = due_local_naive
-                    new_grading_rule["if_completed_before"] = due_local_naive
 
                 for attr_name in ["credit_percent", "bonus_points",
                         "max_points", "max_points_enforced_cap", "generates_grade"]:
diff --git a/tests/test_views.py b/tests/test_views.py
index eca683983dae814336f67de70389e96f755d53b5..d52db7cd633c9b937a45f58caf29f2d0c0a74d98 100644
--- a/tests/test_views.py
+++ b/tests/test_views.py
@@ -1968,10 +1968,7 @@ class GrantExceptionStage3Test(GrantExceptionTestMixin, TestCase):
             excs.filter(
                 kind=constants.flow_rule_kind.grading).count(), 1)
         if_completed_before = excs[0].rule.get("if_completed_before")
-        due_naive = due.replace(tzinfo=None)
-        self.assertEqual(if_completed_before.date(), due_naive.date())
-        self.assertEqual(if_completed_before.hour, due_naive.hour)
-        self.assertEqual(if_completed_before.minute, due_naive.minute)
+        self.assertIsNone(if_completed_before)
 
         self.assertAddMessageCallCount(1)
         self.assertAddMessageCalledWith("'Grading' exception granted to ")
@@ -2000,12 +1997,7 @@ class GrantExceptionStage3Test(GrantExceptionTestMixin, TestCase):
             excs.filter(
                 kind=constants.flow_rule_kind.grading).count(), 1)
         if_completed_before = excs[0].rule.get("if_completed_before")
-
-        # access expiration time will be used
-        expiration_time_naive = expiration_time.replace(tzinfo=None)
-        self.assertEqual(if_completed_before.date(), expiration_time_naive.date())
-        self.assertEqual(if_completed_before.hour, expiration_time_naive.hour)
-        self.assertEqual(if_completed_before.minute, expiration_time_naive.minute)
+        self.assertIsNone(if_completed_before)
 
         self.assertAddMessageCallCount(1)
         self.assertAddMessageCalledWith("'Grading' exception granted to ")