12.—(1) A chairman of the Authority shall not be eligible for re appointment as the chairman where, immediately before the date in question, that chairman has served as a chairman for three consecutive terms.
(2) For the purposes of this paragraph, “term” does not include:–
(a)the remainder of a term during which the Member was appointed to fill a casual vacancy in the office of chairman under paragraph 8 above, or
(b)any term served by the Member as a chairman prior to the new constitution date.