(1) If a police officer or a customs officer has reasonable grounds to believe that a person has committed an offence against subsection 53(1), the officer may arrest the person without warrant.
(2) If a police officer or a customs officer has reasonable grounds to believe that a person has assaulted any police officer or customs officer in the execution of that officer's duties under this Division, the first - mentioned officer may arrest the person without warrant.
(3) A person commits an offence if:
(a) the person engages in conduct; and
(b) the conduct resists, obstructs or prevents the arrest of a person under this section.
(4) Subsection (3) does not apply if the person has a reasonable excuse.
Note: A defendant bears an evidential burden in relation to the matter in subsection (4) (see subsection 13.3(3) of the Criminal Code ).