(1) A police officer may arrest a person for an offence of domestic violence with a warrant issued under this Act or without a warrant.

(2) A police officer may arrest a person for an offence of domestic violence without a warrant where

(a) an act of domestic violence is committed in the presence of the police officer,

(b) the police officer is obstructed by the person in the execution of police duties, or

(c) the person has escaped or attempts to escape from lawful custody.

(3) A police officer may arrest a person without a warrant on reasonable suspicion that that person

(a) has committed an offence of domestic violence, or

(b) is about to commit an offence of domestic violence and there is no other way to prevent the commission of the offence.

(4) A police officer may arrest a person without warrant if the officer has reasonable cause to believe that the person has contravened or is contravening a protection order issued under section 13 or 14.