(1) If the provisional holder makes a request under section 280 or 281, the provisional holder may ask the Designated Authority to extend the primary payment period.
(2) The request must be made within 30 days after the day on which the provisional holder is given notice under section 279.
(3) If the Designated Authority agrees to the request, the Designated Authority must:
(a) determine the period of the extension; and
(b) give the provisional holder a written notice informing the holder of the period of the extension.