diff --git a/app/billing/rest.py b/app/billing/rest.py
index 614842d3f..1bdeaf6a9 100644
--- a/app/billing/rest.py
+++ b/app/billing/rest.py
@@ -135,14 +135,16 @@ def create_or_update_free_sms_fragment_limit(service_id):
 
     form = validate(req_args, create_or_update_free_sms_fragment_limit_schema)
 
-    financial_year_start = form.get('financial_year_start')
-    free_sms_fragment_limit = form.get('free_sms_fragment_limit')
+    update_free_sms_fragment_limit_data(service_id,
+                                        free_sms_fragment_limit=form.get('free_sms_fragment_limit'),
+                                        financial_year_start=form.get('financial_year_start'))
+    return jsonify(form), 201
 
+
+def update_free_sms_fragment_limit_data(service_id, free_sms_fragment_limit, financial_year_start=None):
     current_year = get_current_financial_year_start_year()
     if financial_year_start is None or financial_year_start >= current_year:
         dao_update_annual_billing_for_current_and_future_years(service_id, free_sms_fragment_limit)
     else:
         dao_create_or_update_annual_billing_for_year(service_id,
                                                      free_sms_fragment_limit, financial_year_start)
-
-    return jsonify(form), 201
diff --git a/app/service/rest.py b/app/service/rest.py
index c6e8c4201..a17920d36 100644
--- a/app/service/rest.py
+++ b/app/service/rest.py
@@ -98,6 +98,7 @@ from app.schemas import (
     detailed_service_schema
 )
 from app.utils import pagination_links
+from app.billing.rest import update_free_sms_fragment_limit_data
 
 service_blueprint = Blueprint('service', __name__)
 
@@ -202,6 +203,10 @@ def update_service(service_id):
     if 'letter_contact_block' in req_json:
         create_or_update_letter_contact(fetched_service.id, req_json['letter_contact_block'])
 
+    # bridging code between frontend is deployed and data has not been migrated yet. Can only update current year
+    if 'free_sms_fragment_limit' in req_json:
+        update_free_sms_fragment_limit_data(fetched_service.id, req_json['free_sms_fragment_limit'])
+
     if service_going_live:
         send_notification_to_service_users(
             service_id=service_id,
diff --git a/tests/app/billing/test_billing.py b/tests/app/billing/test_billing.py
index 7895bd8a9..6a440aaa7 100644
--- a/tests/app/billing/test_billing.py
+++ b/tests/app/billing/test_billing.py
@@ -18,6 +18,7 @@ from tests import create_authorization_header
 from app.dao.date_util import get_current_financial_year_start_year
 from app.dao.annual_billing_dao import dao_get_free_sms_fragment_limit_for_year
 from tests.app.db import create_annual_billing
+from app.billing.rest import update_free_sms_fragment_limit_data
 
 
 APR_2016_MONTH_START = datetime(2016, 3, 31, 23, 00, 00)
@@ -380,3 +381,14 @@ def test_get_free_sms_fragment_limit_future_year_not_exist(client, sample_servic
     assert res_get.status_code == 200
     assert json_resp['financial_year_start'] == current_year + 2
     assert json_resp['free_sms_fragment_limit'] == 10000
+
+
+def test_update_free_sms_fragment_limit_data(client, sample_service):
+    current_year = get_current_financial_year_start_year()
+    annual_billing = dao_get_free_sms_fragment_limit_for_year(sample_service.id, current_year)
+    assert annual_billing.free_sms_fragment_limit == 250000
+
+    update_free_sms_fragment_limit_data(sample_service.id, 9999)
+
+    annual_billing = dao_get_free_sms_fragment_limit_for_year(sample_service.id, current_year)
+    assert annual_billing.free_sms_fragment_limit == 9999