(1) The Authority may, if the Authority considers that special circumstances apply—
(a) waive or reduce, in whole or in part, fees that would otherwise be payable under this Part; or
(b) refund, in whole or in part, any fee (other than an application fee payable under section 17(6) or 28(2)(b)) paid under this Part.
(2) If a person is granted for any reason a refund of the whole or any part of a fee paid under this Part, the Authority may apply the refund—
(a) towards a liability of the person arising under this Act; or
(b) with the written consent of the person, towards any future liability of the person arising under this Act.