(1) The person to whom a production order is issued must give a report in writing to the magistrate or judge who made the order—
(a) stating whether or not the order was executed; and
(b) if the order was executed—setting out briefly the result of the execution of the order (including a brief description of any document inspected, copied or retained or from which an extract was taken); and
(c) if the order was not executed—setting out briefly the reasons why the order was not executed.
(2) A report must be made within 10 days after the expiry of the production order.