(a) A question falling to be determined by the Board under section 38, 53, 58, 59A, 64A or 81G shall be determined by it either, in its absolute discretion, without or after an oral hearing by the Board (or such member or members of the Board or other person or persons as the Board may authorise for that purpose).
(b) Any person concerned may make representations to the Board in relation to such a question as aforesaid and in reaching its determination the Board shall take account of any such representations.
(2) Representations under subsection (1) shall be made in writing or, if an oral hearing is being held under subsection (1) in relation to the question concerned, at the hearing:
Provided that representations at an oral hearing shall be made in accordance with any procedure prescribed under subsection (6).
(3) The person or persons holding an oral hearing under this section shall have power to take evidence on oath and for that purpose any of the persons aforesaid may adminis
…