diff --git a/docs/sql/order-groups-driver-update-policy.sql b/docs/sql/order-groups-driver-update-policy.sql
new file mode 100644
index 0000000..d968328
--- /dev/null
+++ b/docs/sql/order-groups-driver-update-policy.sql
@@ -0,0 +1,8 @@
+-- Allow drivers to update order_groups where they are assigned
+-- This enables saving shipment data and updating delivery status
+CREATE POLICY "order groups driver update shipment data"
+ON public.order_groups
+FOR UPDATE
+TO public
+USING (current_role_name() = 'driver' AND assigned_driver_id = auth.uid())
+WITH CHECK (current_role_name() = 'driver' AND assigned_driver_id = auth.uid());
\ No newline at end of file