Police Powers and Responsibilities Act 2000

It is lawful for a police officer to arrest, without warrant, a person the police officer reasonably suspects is escaping or has escaped from lawful custody.

Also, it is lawful for a police officer to arrest, without warrant, a prisoner who is unlawfully at large or unlawfully absent within the meaning of the Corrective Services Act 2006, section 112.

Also, a police officer has the same powers as a corrective services officer has under a warrant under the Corrective Services Act 2006, section 112.