(1) The Authority shall elect a chairman, and may elect a vice-chairman, from among the members of the Authority.
(2) If a vice-chairman is elected, that vice-chairman must not be from the same constituent authority as the chairman.
(3) The chairman, and vice-chairman if elected, shall, subject to paragraphs 8 to 11, hold office for such period not exceeding one year as the Authority shall determine and shall remain in office until a successor becomes entitled to act as chairman or vice-chairman, as the case may be.
(4) Sub-paragraph (3) shall not prevent a person who holds or has held office as chairman or vice-chairman, as the case may be, from being elected or re-elected to either of those offices.
(5) On a casual vacancy occurring in the office of chairman or vice-chairman, the Authority shall elect from its members a person to replace the chairman, and may elect a person to replace the vice-chairman.
(6) The election of a chairman under sub-paragraph (5) shall take place not later than the next ordinary meeting of the Authority following the occurrence of the casual vacancy.