6.—(1) An appeal board must consist of not less than 3 medical practitioners—
(a)who are appointed by the police pension authority in accordance with arrangements approved by the Secretary of State; and
(b)of whom one must be appointed chair.
(2) At least one member of the appeal board must be a specialist in a medical condition relevant to the appeal.
(3) Where there is an equality of voting among members of the appeal board, the chair has a casting vote.
(4) There must be paid to the members of the appeal board—
(a)such fees as are determined in accordance with arrangements made by the Secretary of State; or
(b)where no such arrangements have been made, such fees and allowances as the Secretary of State may from time to time determine.
(5) Any fees or allowances so payable must, subject to paragraph 10 (costs payable if hearing is cancelled, adjourned or postponed)—
(a)be paid by the police pension authority; and
(b)be treated as part of the expenses of the police pension authority for the purposes of this paragraph.