(1) The membership of the Authority shall consist of -
(a) a chairperson and such number of other whole-time members, not being less than 2 nor more than 4, as the Minister determines and appoints (but that limitation on numbers does not affect an appointment under paragraph (b)),
(b) in any case where it appears to the Minister that a member referred to in paragraph (a) is temporarily unable to discharge his or her duties, a whole-time member appointed by the Minister, for all or part of that period of inability, to act in that member's place, and
(c) such number of part-time members as the Minister may determine and appoint.
(2) Without prejudice to subsection (1)(b), where it appears to the Minister that the chairperson of the Authority is temporarily unable to discharge his or her duties, the Minister may authorise another whole-time member to act, for all or part of that period of inability, in the chairperson's place and for so long as such a member is so authorised referenc