diff --git a/lms/djangoapps/open_ended_grading/controller_query_service.py b/lms/djangoapps/open_ended_grading/controller_query_service.py
index 7ab8712c71..220bc276db 100644
--- a/lms/djangoapps/open_ended_grading/controller_query_service.py
+++ b/lms/djangoapps/open_ended_grading/controller_query_service.py
@@ -20,6 +20,7 @@ class ControllerQueryService(GradingService):
         self.check_eta_url = self.url + '/get_submission_eta/'
         self.is_unique_url = self.url + '/is_name_unique/'
         self.combined_notifications_url = self.url + '/combined_notifications/'
+        self.grading_status_list_url = self.url + '/get_grading_status_list/'
 
     def check_if_name_is_unique(self, location, problem_id, course_id):
         params = {
@@ -37,11 +38,20 @@ class ControllerQueryService(GradingService):
         response = self.get(self.check_eta_url, params)
         return response
 
-    def check_combined_notifications(self, course_id, student_id):
+    def check_combined_notifications(self, course_id, student_id, user_is_staff, last_time_viewed):
         params= {
             'student_id' : student_id,
             'course_id' : course_id,
+            'user_is_staff' : user_is_staff,
+            'last_time_viewed' : last_time_viewed,
         }
         response = self.get(self.combined_notifications_url,params)
         return response
 
+    def get_grading_status_list(self, course_id, student_id):
+        params = {
+            'student_id' : student_id,
+            'course_id' : course_id,
+        }
+
+        response = self.get(self.grading_status_list_url, params)