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Neighbour's Dog Barking or Biting: Your Rights in Ontario

Find out how Ontario by-laws, the Dog Owners' Liability Act and civil claims apply when a neighbour's dog barks constantly or bites or attacks.

Real Estate4 min readTSLBy the Treadstone Law Team · OntarioUpdated November 1, 2026
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Key takeaways
  • Barking is mainly dealt with through municipal by-laws, which differ from place to place.
  • A dog owner is liable for damages from a bite or attack on a person or domestic animal, whether or not the owner was at fault.
  • A court can order a dog destroyed or order control measures if that is necessary to protect the public.

A dog that barks all day is frustrating. A dog that bites or lunges at you or your pet is frightening. Ontario law treats these as different problems and gives different tools for each.

This article explains where to start with barking, what the Dog Owners' Liability Act says when a dog bites or attacks, and what civil claims can look like. It is general information, so talk to a lawyer about your own facts.

Barking: start with your municipality

There is no single provincewide rule on barking. A local municipality may prohibit and regulate noise by by-law, and may require permits for these matters. Whether barking falls under a noise by-law, an animal control by-law, or both depends on how your municipality has written its rules.

Quiet hours, the number of warnings, fines and the way to complain all vary. Check your municipality's website or call by-law enforcement to learn what applies where you live.

Municipal animal rules can go further. Where a municipality regulates or prohibits animals being at large or trespassing, the Municipal Act, 2001 provides for impounding and sale of the animals. If a municipality requires a dog to be muzzled, council must hold a hearing when the owner asks to be exempted.

When a dog bites or attacks

Under the Dog Owners' Liability Act, the owner of a dog is liable for damages resulting from a bite or attack by the dog on another person or domestic animal. The liability is strict. It does not depend on the owner knowing the dog's tendencies, or on any fault or negligence of the owner.

If the attack happens on the owner's own premises, the owner's liability is decided under the Dog Owners' Liability Act and not under the Occupiers' Liability Act.

There are limits and exceptions:

Court orders to control a dangerous dog

Beyond damages, a proceeding may be started in the Ontario Court of Justice against a dog owner if it is alleged that the dog has bitten or attacked a person or domestic animal, that it has behaved in a way that poses a menace to their safety, or that the owner did not take reasonable precautions to prevent this.

If the court is satisfied that an order is necessary to protect the public, it may order the dog destroyed or order the owner to take control measures. Examples include confining the dog to the owner's property, a leash, a muzzle and warning signs. Interim control orders are also available.

Offences under the Act carry real penalties. An individual faces a fine of up to $10,000, up to six months' imprisonment, or both, and a corporation faces a fine of up to $60,000. The court may also order compensation or restitution.

Civil claims for injury or ongoing disruption

If you have been hurt, or your pet has, you can claim damages from the owner under the Act. The Small Claims Court hears money claims up to $50,000, not counting interest and costs. Larger or more complex claims may belong in a different court, so ask a lawyer before you file.

Time matters. The basic limitation period is two years from the day the claim was discovered. Claimants are presumed to have known on the day the act happened, unless the contrary is proved.

What to do next

Frequently asked questions

Is the owner responsible if the dog never bit anyone before?

Yes, in most cases. Liability for a bite or attack does not depend on the owner knowing about the dog's tendencies, or on any fault of the owner. Your own fault can still reduce the damages.

Can I sue over barking alone?

The Dog Owners' Liability Act liability applies to bites and attacks. For barking, the usual first step is a complaint under municipal noise or animal by-laws. Whether a civil claim is realistic depends on the facts, so ask a lawyer.

What happens if a dog is found to be dangerous?

The Ontario Court of Justice may order the dog destroyed or order the owner to take control measures if necessary to protect the public. Examples include confinement, a leash, a muzzle and warning signs.

How long do I have to claim for a dog bite?

The basic limitation period is two years from the day the claim was discovered. Do not wait to get advice, because the exact start date can be argued.

Sources

Links go to official government, court and regulator pages. The law changes — confirm you are reading the current version.

This article is general information, not legal advice. Reading it does not create a lawyer-client relationship. Ontario laws, tax rates, and government programs change, and how the law applies depends on your specific facts. For advice about your situation, speak with a licensed Ontario lawyer. Treadstone Law is licensed by the Law Society of Ontario — reach us at 1-844-900-1070 or start a file online.

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