Montana Pet Laws

This page summarizes the main state laws that affect dog and cat owners in Montana, with links to the full guide for each topic. State law sets the baseline; your city or county can add stricter rules, so check local ordinances too.

Montana Dog License Requirements

Montana has no statewide dog license, but where a county or city requires one, dogs over 5 months must wear a collar with the license tag (MCA 7-23-101). Counties may require tags by ordinance (7-23-2108) and cities license dogs (7-23-4102). Unlicensed dogs found at large may be impounded (7-23-102).

Read the full dog license requirements guide →

Montana Leash Laws

Montana has no statewide leash law. Counties may regulate, restrain or prohibit dogs running at large (MCA 7-23-2108), and cities and towns do the same within city limits (7-23-4101). Leash rules therefore depend on your county or city.

Read the full leash laws guide →

Montana Dog Bite Laws

Montana's dog bite statute (MCA 27-1-715) makes the owner liable when a dog bites a person without provocation in a public place or lawfully on private property within an incorporated city or town, regardless of the dog's past behavior. Outside cities, the common law applies. The deadline is 3 years.

Read the full dog bite laws guide →

Montana Rabies Vaccination Laws for Dogs and Cats

Montana has no state law requiring pet owners to vaccinate against rabies. Counties and cities require it by ordinance, usually as a condition of the dog license, and boarding and grooming businesses ask for proof.

Read the full rabies vaccination laws guide →

Montana Pet Limit Laws: How Many Pets Can You Own?

Montana has no statewide limit on household pets and no commercial breeder licensing law. Counties and cities set any limits through animal control and zoning ordinances, and leases or HOA rules can be stricter still, so check your local code before adding another dog.

Read the full pet limit laws guide →

Find help near you in Montana

This page summarizes state statutes for general information and is not legal advice. Laws change and cities and counties often add their own rules; check the current statute and your local ordinance, or ask a licensed attorney about your situation.

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