Citizen's Arrest in Canada: Criminal Code Section 494

Under Criminal Code section 494, a private person may arrest someone without a warrant only in narrow, specific circumstances, and getting any part of it wrong can turn the person making the arrest into the one facing criminal charges.

What Section 494 Actually Allows

Criminal Code section 494 is the source of what people call a "citizen's arrest." It gives a private person, meaning anyone who is not a peace officer, a narrow power to arrest someone without a warrant in two distinct situations. It is not a general right to detain people who look suspicious or who are merely accused of something.

The first situation, under section 494(1)(a), applies to anyone who finds a person committing an indictable offence. Indictable offences are the more serious category of crime under Canadian law, such as break and enter, robbery, or serious assault. A summary conviction offence, the less serious category, does not qualify under this branch. Mistaking a summary offence for an indictable one is one of the most common ways an attempted citizen's arrest goes wrong.

The second situation, under section 494(1)(b), applies to anyone who, on reasonable grounds, believes a person has committed a criminal offence and is escaping from and being freshly pursued by people who have lawful authority to arrest that person. This branch is meant to let a bystander help stop someone fleeing a lawful pursuit, not to authorize an independent chase based on rumour or suspicion.

The Property Owner's Power, and the 2012 "Lucky Moose" Changes

Section 494(2) creates a separate, additional power for the owner or person in lawful possession of property, or anyone they authorize, to arrest a person found committing a criminal offence on or in relation to that property. This is what a shopkeeper or property owner would rely on to detain someone caught, for example, shoplifting or vandalizing their premises.

Before 2012, this power existed only at the moment the offence was found being committed, meaning a store owner who saw a shoplifter leave and returned later could not lawfully arrest them under this section. That changed with the Citizen's Arrest and Self-defence Act, which came into force on March 11, 2013, and is commonly known as the "Lucky Moose" amendments after a Toronto grocer's case that prompted the reform.

Since that amendment, a property owner or authorized person may also arrest within a reasonable time after finding the person committing the offence, not only at the exact moment. That extension comes with a condition attached directly in the statute: it applies only if it is not feasible in the circumstances for a peace officer to make the arrest instead. If calling police and waiting for them to respond was a realistic option, the delayed arrest is not protected by this section.

"Reasonable time" and "not feasible for police to act instead" are not fixed rules with a clock attached; they depend entirely on the specific facts, and a court examining them after the fact may see the situation very differently than the person who acted on it in the moment.

The Mandatory Duty Once an Arrest Is Made

Section 494(3) imposes an obligation on anyone, other than a peace officer, who arrests a person under this section: they must deliver that person to a peace officer forthwith. "Forthwith" means without unreasonable delay. There is no lawful basis under this section for a private person to hold someone for an extended period, question them at length, or resolve the matter privately instead of involving police.

Only as much force as is reasonably necessary to make the arrest and keep the person in custody until police arrive is permitted. Using more force than necessary, or continuing to restrain someone after the justification for the arrest has ended, can itself become a criminal act by the person who made the arrest, independent of whether the original arrest was otherwise lawful.

Why This Goes Wrong So Often

A lawful citizen's arrest depends on every element lining up correctly, and in the moment, a private person rarely has the training or the full picture to be sure they do. Common ways an attempted citizen's arrest fails legally include:

• The offence turns out to be summary conviction only, not indictable, so section 494(1)(a) never applied
• The belief that a criminal offence occurred was not, in hindsight, based on reasonable grounds
• Too much time passed, or calling police was in fact feasible, so the section 494(2) delayed-arrest exception does not apply
• More force was used than was necessary to make and maintain the arrest
• The person arrested was actually innocent, or was committing a different, non-criminal act (such as a civil dispute or a misunderstanding)

Any one of these failures can expose the person who attempted the arrest to their own criminal charges, most commonly assault, forcible confinement, or in serious cases kidnapping, along with civil liability for false imprisonment. A well-publicized real-world pattern in Canada is that people who attempt a citizen's arrest, even with good intentions, sometimes end up the ones facing charges once police and prosecutors examine exactly what happened.

What To Do Instead

Because the legal risk sits so heavily on the person making the arrest, section 494 should be understood as a narrow legal power that exists for rare situations, not as a course of action to plan around or rely on. This article does not recommend attempting a citizen's arrest.

In almost every real situation, the safer and more sensible response is to observe from a safe distance, note identifying details, and call police rather than physically intervene. Recording what is happening on a phone or camera is generally lawful in Canada (see our overview of Canada's recording laws) and preserves evidence for police without the physical and legal risk of a hands-on arrest. If you believe you are in immediate danger, Criminal Code sections 34 and 35 on self-defence and defence of property may apply instead, which is a related but legally distinct question from making an arrest.

For more on how Canadian criminal law handles these situations, see our Canada criminal law hub, or browse Canadian law by province for other legal topics.

Disclaimer

Disclaimer: This article provides general information about citizen's arrest law in Canada under Criminal Code section 494. It is not legal advice and does not recommend attempting a citizen's arrest. Every situation depends on specific facts, and acting on an incorrect assessment of those facts can result in criminal charges or civil liability for the person making the arrest. Anyone facing this kind of situation, or facing charges arising from one, should consult a criminal defence lawyer licensed in their province.