(1) The Minister may, either generally or otherwise as provided in the instrument of delegation, in writing, delegate to:
(a) the holder of an office established by an Act;
(b) the holder of an office established by a law of a State or of a Territory;
(c) a person appointed or engaged under the Public Service Act 1999 ; or
(d) an officer or employee of the Public Service of a State or Territory; or
(e) a person, other than a person referred to in paragraph (c) or (d), who is employed by an authority or body established by a law of the Commonwealth, a State or a Territory;
all or any of the functions or powers of the Minister under this Act, other than this power of delegation.