5.—(1) The appointing authority shall appoint—
(a)one of the members of each ethics committee to be chairman of the committee;
(b)another member to be vice-chairman; and
(c)another member to be alternate vice-chairman.
(2) The members appointed as chairman, vice-chairman and alternate vice-chairman shall each be appointed for such period, not exceeding the remainder of his term as a member, as the appointing authority may specify on appointing him.
(3) Any member so appointed may at any time resign from the office of chairman, vice-chairman or alternate vice-chairman.
(4) Where the chairman has died or has ceased to hold office, or where he is unable to perform his duties as chairman owing to illness, absence or any other cause, references to the chairman in this Schedule shall, so long as there is no chairman available to perform his duties, be taken to include references to—
(a)the vice-chairman;
(b)if the vice-chairman is also is unable to perform his duties, the alternate vice-chairman; or
(c)if all three individuals are unavailable, a member appointed by the appointing authority for the purposes of acting as chairman until one of those individuals is available to perform his duties.