(1) A person ceases to be an appointed person if:
(a) the person resigns by giving written notice to the Minister; or
(b) the person's term of office comes to an end and the person is not reappointed; or
(c) the person's appointment is terminated under section 21(1) or (2).
(2) The exercise of a power or performance of a function by the Board is not affected only by a vacancy on the Board.