4. Officers of the Authority
(1) The Commissioner shall determine the duties to be performed by the respective officers of the Authority and shall assign such duties to those officers.
(2) An officer of the Authority, in the exercise of his powers and duties, may enter at any time into or upon any land or premises where persons of Aboriginal descent are in any circumstance or where he has reasonable cause to suspect that they may be found.
(3) For the purposes of these regulations a certificate under the hand of the Commissioner in the Form No. 1 in the Schedule is evidence of the appointment of the person named therein as an officer of the Authority.