Requests for hearings
21.—(1) Subject to paragraphs (2), (3) and (4), a Commissioner may determine any proceedings without a hearing.
(2) Where a request for a hearing is made by any party, a Commissioner shall grant the request unless he is satisfied that the proceedings can properly be determined without a hearing.
(3) Where a Commissioner refuses a request for a hearing, he shall send written notice to the person making the request, either before or at the same time as making his determination or decision.
(4) A Commissioner may, without an application and at any stage, direct a hearing.