CHAPTER ONE
General Provisions
PART II
JUSTIFICATIONS AND EXCUSES
Use of force and self-defence
Arrest with or without process for crime
30.— (1) Any person may —
(a) with or without warrant or other legal process, arrest and detain another person whom he or she knows to have committed an indictable offence;
(b) if the other person, having notice or knowing that he or she is accused of an indictable offence, avoids arrest by resistance or flight or escapes or endeavours to escape from custody,
use any force which is necessary for the arrest, detention or recapture, and may kill that other person if that other person cannot otherwise be arrested, detained, or retaken by any other means.
(2) Any person duly authorised by warrant or other legal process to arrest or detain a person for committing an indictable offence may, if that other person has notice or believes that such warrant or other legal process is in force against him or her, may use such force as is reasonable for his or her arrest, detention, or recapture, and may kill that other person if that other person cannot otherwise be arrested, detained, or retaken by any other means even though the offence was not committed by the other person, or no such offence has in fact been committed.
Arrest, etc., other than for indictable offence
31. Any person who has authority, by warrant or other legal process, or under the provisions of any enactment, to arrest, detain or search another person otherwise than for an indictable offence, may use such reasonable force as is necessary in the circumstance, if the other person has notice or believes that the force is used by virtue of any such authority.
Arrest
Arrest for national proceedings
EDIT.