The functions of the Executive Director are:
(aa) if the Minister has agreed to a request under subsection 19(3A) or 20CA(2) in relation to a lease, and the Commonwealth intends to enter into the lease--to enter into, on behalf of the Commonwealth, the lease; and
(ab) to administer leases covered by paragraph (aa), including administering subleases and other rights and interests derived from such leases, in accordance with their terms and conditions; and
(ac) if the Minister has agreed to a request under subsection 20CA(2) in relation to a sublease, and the Commonwealth intends to enter into the sublease--to enter into, on behalf of the Commonwealth, the sublease; and
(ad) to administer subleases covered by paragraph (ac), including administering other rights and interests derived from such subleases, in accordance with their terms and conditions; and
(ae) to administer subleases acquired by the Commonwealth under subsection 20CB(2), including administering other rights and interests derived from such subleases, in accordance with their terms and conditions; and
(a) to enter into, on behalf of the Commonwealth, leases under section 19A; and
(b) to administer leases granted to the Commonwealth under section 19A, including administering subleases and other rights and interests derived from such leases, in accordance with their terms and conditions; and
(c) any other functions that are prescribed by the regulations, being functions relating to the matters referred to in this section.