South Australian Consolidated Acts79—Arrest without warrant where warrant has been issued
(1) A police officer
may, without a warrant, take into custody a person whom the officer has
reasonable cause for believing or suspecting to be a person for whose
apprehension or commitment a warrant has been issued by a justice.
(2) If a police
officer, without a warrant, takes into custody a person whom the officer has
reasonable cause for believing or suspecting to be a person for whose
committal a warrant has been issued by a justice, the officer must forthwith
deliver that person into the custody of the police officer in charge of the
nearest police station and must, as soon as conveniently may be, produce or
cause to be produced to the person taken into custody the warrant of
commitment (if any), and the person must then be dealt with as required by the
warrant.