(1) The board must appoint a member, other than the chairperson, to be the deputy chairperson of the board.
(2) The deputy chairperson holds office for the term decided by the board.
(3) A vacancy occurs in the office of deputy chairperson if the person holding office--
(a) resigns it by giving notice of the resignation to the Minister; or
(b) ceases to be a member of the board.
(4) However, a person resigning the office of deputy chairperson may continue to be a member of the board.
(5) The deputy chairperson is to act as chairperson--
(a) during a vacancy in the office of chairperson; and
(b) during all periods when the chairperson is absent from duty or, for another reason, can not perform the functions of the office.