Crimes Act 1958

A police officer executing a warrant issued under section 465 in relation to warrant premises may do any of the following—

seek the assistance of a person (an assistant) who possesses specialised skills or technical knowledge necessary for exercising a power authorised by the warrant and bring the assistant onto the warrant premises;

bring onto the warrant premises any equipment, vehicle, animal or material that the police officer reasonably requires for exercising a power authorised by the warrant.

The police officer may direct an assistant—

to take stated action at the premises; and

to exercise stated powers that the police officer is authorised by the warrant to exercise.

For the purposes of subsection (2), the police officer—

is only permitted to direct an assistant to take stated action or exercise stated powers that are consistent with the specialist skills or technical knowledge of the assistant; and

cannot direct the assistant to arrest a person.

The police officer must inform the assistant of—

the action that the assistant is directed to take; and

the assistant's powers under this section.

The police officer may seek the assistance of as many assistants as are reasonably necessary to exercise the powers authorised by the warrant.