(1) The Chairman may from time to time appoint any one of the ordinary Commissioners to act as Deputy Chairman during any temporary absence or any temporary incapacity through ill-health of the Chairman, and during such absence or inability the Deputy Chairman so appointed shall have, exercise, and perform such of the rights, powers, and duties of the Chairman under this Act as shall be delegated to him by the Chairman.
(2) An ordinary Commissioner acting as Deputy Chairman under this section shall while so acting be paid such remuneration and allowances as the Chairman and the ordinary Commissioners (other than the Deputy Chairman) shall determine.
(3) An ordinary Commissioner acting as Deputy Chairman under this section shall, notwithstanding his so acting, continue to hold his office as ordinary Commissioner.