(1) The Board shall, with the approval of the Minister, appoint the Chief Executive Officer to manage the day-to-day affairs of the Agency.
(2) In the absence of the Chief Executive Officer, the Board may, with the approval of the Minister, appoint a person to act as the Chief Executive Officer during the period of absence on terms and conditions as the Board determines.
(3) A person appointed to act as the Chief Executive Officer under subsection (2) shall exercise all the functions entrusted to him or her under this Act and be present at all meetings of the Board unless he or she —
(a) is directed by the Chairperson to withdraw from a meeting;
(b) has obtained a leave of absence from the Chairperson; or
(c) is incapacitated by illness or other cause from attending a meeting.