(1) An employing authority may in accordance with approved procedures engage a person under a contract for services on such terms and conditions, including the rate of remuneration, as the employing authority determines.

(2) An employing authority may in accordance with approved procedures appoint a person on a casual employment basis on such terms and conditions as the employing authority, subject to any relevant written law or any binding award, order or industrial agreement under the Industrial Relations Act 1979, determines.

(3) If the chief executive officer or chief employee of a department or organization is not its employing authority, the employing authority of the department or organization may, in writing and either generally or as otherwise provided by the instrument of delegation, delegate to that chief executive officer or chief employee any of its powers or duties under this Act.

(4) Section 33 applies to and in relation to a chief executive officer or chief employee to whom a power or duty is delegated under subsection (3) as if the power or duty were one of his or her own powers or duties under this Act.

(5) The powers conferred on an employing authority by this section are in addition to, and not in derogation from, any powers conferred on the employing authority by any other written law.