President
(1) The Commonwealth Minister may, by written instrument, appoint a person to act as the President:
(a) during a vacancy in the office of President (whether or not an appointment has previously been made to the office); or
(b) during any period, or during all periods, when the President:
(i) is absent from duty or from Australia; or
(ii) is, for any 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 .
Deputy President
(2) The Commonwealth Minister may, by written instrument, appoint a person to act as a Deputy President:
(a) during a vacancy in the office of a Deputy President (whether or not an appointment has previously been made to the office); or
(b) during any period, or during all periods, when a Deputy President:
(i) is absent from duty or from Australia; or
(ii) is, for any 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 .
Non - presidential members
(3) The Commonwealth Minister may, by written instrument, appoint a person to act as a member other than the President or a Deputy President:
(a) during a vacancy in the office of a member other than the President or a Deputy President (whether or not an appointment has previously been made to the office); or
(b) during any period, or during all periods, when a member other than the President or a Deputy President:
(i) is absent from duty or from Australia; or
(ii) is, for any 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 .
Qualifications
(4) A person must not be appointed to act in an office under this section unless the person may be appointed to that office under section 110.
Terms and conditions
(5) A person (other than a Judge or an assessor) appointed to act in an office under this section is to act on such terms and conditions as the Minister determines in writing.