(1) A Tribunal is to give, to the extent (if any) required by the Attorney - General, an undertaking, in relation to any prisoner who is to give evidence in a foreign country pursuant to a request by the Tribunal, that the prisoner will be returned to Australia in accordance with arrangements agreed to by the Attorney - General.
(2) If the prisoner is being held in custody in Australia and the Attorney - General requests the Tribunal to make arrangements for keeping the prisoner in custody while he or she is in the foreign country, the Tribunal is also to give, to the extent (if any) required by the Attorney - General, the following undertakings:
(a) that appropriate arrangements will be made for that purpose;
(b) that the prisoner will not be released from custody in the foreign country unless the Attorney - General notifies the Tribunal that the prisoner is entitled to be released from custody under Australian law;
(c) if the prisoner is so released - that his or her accommodation and expenses will be paid for by the Tribunal until the Tribunal decides that the person is no longer required to give evidence in the proceeding, or to assist the investigation, to which the request relates.