57F.—(1) The President may, on the advice of the Government, appoint as an acting Chairperson or acting Deputy Chairperson a person qualified for appointment as Chairperson or Deputy Chairperson if satisfied that the appointment is necessary to enable the Appeals Tribunal to exercise its functions effectively during the period of the appointment.

(2) The President may, on the advice of the Government, appoint as an acting lay member a person qualified for appointment as a lay member if satisfied that the appointment is necessary to enable the Appeals Tribunal to exercise its functions effectively during the period of the appointment.

(3) The appointment of a person under this section is for such period (not exceeding 12 months) as is specified in the document of appointment.

(4) An acting Chairperson, Deputy Chairperson or acting lay member has the functions of the Chairperson or Deputy Chairperson or lay member (as the case requires) subject to any conditions or limitations specified in the document of appointment.]