12.—(1) A Chairman of the Commissioners who has held the office of Chairman for three consecutive terms before vacating that office shall not be eligible for reappointment as the Chairman of the Commissioners until a period of three years has elapsed from the date on which that person vacated the office of Chairman of the Commissioners.
(2) For the purposes of sub-paragraph (1), “term” does not include—
(a)a term served by the Commissioner as Chairman under paragraph 2 where that term is less than 3 years;
(b)the remainder of a term during which the Commissioner was appointed to fill a casual vacancy in the office of Chairman under paragraph 8; or
(c)any term served by the Commissioner as Chairman prior to the new constitution date.