CAR42ZD, maintenance on australian aircraft outside australian territory.
(2)A person may carry out maintenance on an Australian aircraft outside Australian territory if:
(a) the person would be permitted by regulation 42ZC to carry out the maintenance if the aircraft were in Australian territory; or
(b) if the aircraft is in a Contracting State — the person would be permitted under the law of the Contracting State to carry out the maintenance if the aircraft were registered in the Contracting State; or
(c) the person is authorised by CASA under subregulation (3) to carry out the maintenance and the maintenance is carried out in accordance with any conditions subject to which the authorisation is given.