Crimes (Aviation) Act 1991

If, in relation to a Division 2 aircraft or a Division 3 aircraft, the person in command of the aircraft, or an authorised person, reasonably suspects that an offence against Division 2 or 3 of Part 2 has been, is being or may be committed on board, or in relation to, the aircraft, he or she may, with such assistance as is reasonably necessary, search or cause to be searched:

the aircraft and any person, luggage or freight on board; and

in the case of a Division 3 aircraft that is not engaged in a flight—any person who is about to board the aircraft and any luggage or freight that is about to be placed on board.

If an authorised person reasonably suspects that an offence against Division 5 of Part 2 has been, is being or may be committed in respect of a Commonwealth aerodrome, or Commonwealth air navigation facilities, he or she may, with such assistance as is reasonably necessary, search or cause to be searched:

any person, luggage, freight or vehicle found within the limits, or in the vicinity, of the aerodrome or facilities; or

any area in the vicinity of the aerodrome or facilities.

A person may only be searched under this section by someone who is of the same sex.