The Chief Justice may, by written instrument, appoint a person to act as the Chief Executive Officer:
(a) during a vacancy in the office of Chief Executive Officer (whether or not an appointment has previously been made to that office); or
(b) during any period, or during all periods, when the Chief Executive Officer:
(i) is absent from duty or from Australia; or
(ii) is, for any other reason, unable to perform the duties of the office.
Note: For rules that apply to acting appointments, see sections 33AB and 33A of the Acts Interpretation Act 1901 .