(1)  The Minister may make an arrangement with a Minister of the Commonwealth for –

(a) the performance or exercise on a joint basis of any function or power of the Commissioner; or

(b) the performance or exercise by the Commonwealth or by an instrumentality of the Commonwealth of any function or power of the Commissioner.

(2)  An arrangement may contain any incidental or supplementary provision that the Minister and the Minister of the Commonwealth with whom the arrangement is made may think necessary.

(3)  An act done under the arrangement has the same effect as if it were an act of the Commissioner.

(4)  The Minister may arrange with the Minister of the Commonwealth with whom an arrangement is in force under this section to vary or revoke the arrangement.

(5)  The Minister is to publish a notice of any arrangement, variation or revocation under this section in the Gazette.