CRIMES ACT 1914 SECT 84

(1)

Where a Commonwealth officer has reasonable grounds for suspecting that a person who is in, or in the neighbourhood of, a prohibited place has committed, is committing, has attempted to commit, is attempting to commit or is about to commit an offence against this Part, the Commonwealth officer may, without warrant, arrest that person.

(2)

A person who is arrested in pursuance of subsection (1) shall forthwith be brought before the officer or other person in charge of the prohibited place.

(3)

The officer or other person in charge of the prohibited place may order the person brought before him to be detained pending further investigation, and the person shall thereupon be detained.

(4)

If a person is arrested under this section, a report of the facts and circumstances shall forthwith be made by the officer or other person in charge of the prohibited place to the Attorney-General and:

(a)

if no charge is laid against the suspected person within 24 hours after his arrest—he shall be released from detention; or

(b)

if a charge is laid against the suspected person—he shall be dealt with according to law.

(5)

No action lies against the Commonwealth or a Commonwealth officer or any other person in respect of any arrest or detention in pursuance of this section, but if the Governor-General is satisfied that an arrest or detention was made without reasonable cause he may award reasonable compensation in respect of the arrest or detention.