Appointment and powers of Controller and immigration officers
3.—(1)  The Minister may appoint a Controller of Immigration and such number of immigration officers as the Minister may consider necessary for the proper carrying out of the provisions of this Act.
(2)  The powers and discretions vested in the Controller under this Act, and the duties required to be discharged by the Controller may, subject to section 4 and to such limitations as the Controller may impose, be exercised and discharged by immigration officers duly authorised by the Controller to act on the Controller’s behalf.