Surveillance Devices Act 2004

A computer access warrant may, by instrument in writing, be revoked by an eligible Judge or nominated ART member on the initiative of the eligible Judge or nominated ART member at any time before the expiration of the period of validity specified in the warrant.

If the circumstances set out in subsection 27H(2), (3) or (4) apply in relation to a computer access warrant, the chief officer of the law enforcement agency to which the law enforcement officer to whom the warrant was issued belongs or is seconded must, by instrument in writing, revoke the warrant.

The instrument revoking a warrant must be signed by the eligible Judge, the nominated ART member or the chief officer of the law enforcement agency, as the case requires.

If an eligible Judge or nominated ART member revokes a warrant, the eligible Judge or nominated ART member must give a copy of the instrument of revocation to the chief officer of the law enforcement agency to which the law enforcement officer to whom the warrant was issued belongs or is seconded.

If:

an eligible Judge or nominated ART member revokes a warrant; and

at the time of the revocation, a law enforcement officer is executing the warrant;