15.—(1) Where the traffic commissioner considers it to be necessary in order for a particular case to be dealt with fairly and justly the traffic commissioner may, in accordance with paragraph (2), extend any of the periods described in paragraph (3).
(2) A period described in paragraph (3) may only be extended for such period as the traffic commissioner considers appropriate in the circumstances of the case.
(3) The periods are those specified in—
(a)regulation 11(1);
(b)regulation 12(1);
(c)regulation 12(4);
(d)regulation 12(5);
(e)regulation 14(1); and
(f)regulation 14(8).