(d) performing other functions assigned to the CE by the Board.
(4) The Minister may, while the CE is absent from the duties of office or while the position of CE is temporarily vacant, appoint a person to act in the office of CE (on conditions determined by the Minister).
(5) A person appointed under subsection (4) will not act as a deputy member of the Board unless specifically appointed as a deputy of the CE under section 11(3).