Washington Dog Bite Laws: Liability and Victim Rights

Washington holds dog owners strictly liable for bite injuries under RCW 16.08.040. An owner is responsible whenever a dog bites someone in a public place or lawfully on private property, regardless of whether the dog had bitten before or the owner knew of any aggressive tendency.

Estimate your claim: Use our free Washington Dog Bite Settlement Calculator to see a rough settlement range based on the medical bills, the bite location, the victim's age, and Washington's liability rule.

Overview of Washington Dog Bite Laws

Washington state holds dog owners strictly liable when their dog bites someone. Under RCW 16.08.040, the owner of any dog that bites a person while that person is in a public place, or lawfully on private property (including the dog owner's property), is liable for damages. This liability applies regardless of the dog's prior behavior or whether the owner had any knowledge of viciousness.

This strict liability framework means a bite victim does not need to prove the owner was negligent or that the dog had bitten before. Washington's approach differs from states that follow the so-called "one-bite rule," where owners only become liable after the first known aggressive incident.

The statute covers bites specifically. For non-bite injuries caused by dogs (such as a dog knocking someone down), victims may pursue claims under general negligence principles rather than the strict liability statute.

Who Qualifies as an "Owner" Under Washington Law

Washington's dog bite statute applies to the "owner" of the dog, but RCW 16.08.040 does not define that term. The only definition of "owner" in the chapter sits in RCW 16.08.070(7), which covers "any person, firm, corporation, organization, or department possessing, harboring, keeping, having an interest in, or having control or custody of an animal." By its own opening sentence, that definition applies only throughout RCW 16.08.070 through 16.08.100, the dangerous dog provisions. It does not, on the face of the statute, control who counts as an owner under the strict liability section.

That leaves the reach of "owner" in RCW 16.08.040 to be worked out case by case. If a friend is dog-sitting and the dog bites a mail carrier, a victim may argue the friend was harboring or keeping the dog, but whether the strict liability statute extends that far is a question for the court rather than something the text answers. Victims in that situation commonly plead ordinary negligence against the person who was controlling the dog alongside a strict liability claim against the titled owner.

What Victims Need to Prove

To recover damages under Washington's strict liability statute, a dog bite victim needs to establish three elements:

1. The defendant was the owner of the dog
2. The dog bit the victim
3. The victim was in a public place or lawfully on private property at the time of the bite

The victim does not need to show that the owner knew the dog was dangerous, that the owner failed to take precautions, or that the dog had a history of aggression. The strict liability standard removes those burdens from the victim's case.

Lawful Presence on Private Property

A victim is considered "lawfully" on private property when they have express or implied permission to be there. Examples include:

• Mail carriers, delivery drivers, and utility workers performing their jobs
• Guests, neighbors, and social visitors
• Contractors, repair workers, and service providers
• Children who enter an unfenced yard (courts often treat young children differently than adult trespassers)

Damages Available to Dog Bite Victims

Washington law does not place a cap on compensatory damages for dog bite injuries. Victims may recover both economic and non-economic damages.

Economic Damages

Non-Economic Damages

Because Washington imposes strict liability, victims can recover these damages without proving the owner acted carelessly or knew the dog posed a risk.

Defenses Available to Dog Owners

Even under strict liability, Washington law provides several defenses that can reduce or eliminate a dog owner's responsibility.

Provocation (RCW 16.08.060)

RCW 16.08.060 states that proof of provocation of the attack by the injured person is a "complete defense" to a damages action. This means if the owner can show the victim provoked the dog, the owner owes nothing.

Provocation typically involves intentional actions such as hitting, kicking, teasing, or tormenting the dog. Accidental actions (like stepping on a dog's tail) generally do not qualify as provocation.

Trespassing

The strict liability statute requires the victim to be in a public place or "lawfully" on private property. If the victim was trespassing at the time of the bite, the owner may not be strictly liable. However, trespassing victims could still bring a negligence claim in some circumstances.

Courts often apply different standards to children, particularly young children who may not understand property boundaries.

Comparative Fault (RCW 4.22.005)

Washington follows a pure comparative negligence system under RCW 4.22.005. If the victim's own actions contributed to the bite, a jury may assign a percentage of fault to the victim, and the damages award is reduced by that percentage.

For example, if a jury finds the victim 25% at fault and total damages equal $100,000, the victim recovers $75,000. Under Washington's "pure" system, a victim can recover some compensation even if found more than 50% at fault, though the award is reduced accordingly.

Important note: Washington law holds that children under six years old cannot be found negligent.

Police Dog Exception

RCW 16.08.040 does not apply to the lawful application of a police dog as defined in RCW 4.24.410. If a police dog bites someone during the course of official duties, the strict liability statute does not apply.

Dangerous Dog Laws in Washington (RCW 16.08.070 - 16.08.100)

Washington has a detailed statutory framework for classifying and regulating dangerous dogs. These provisions exist alongside the strict liability statute and impose additional requirements on owners of dogs that have demonstrated aggressive behavior.

Potentially Dangerous Dog (RCW 16.08.070)

Under RCW 16.08.070, a "potentially dangerous dog" is any dog that, without provocation:

• Bites a human or domestic animal on public or private property
• Chases or approaches a person on public grounds in a menacing fashion or apparent attitude of attack
• Has a known propensity or tendency to attack unprovoked, cause injury, or threaten the safety of humans or domestic animals

Potentially dangerous dogs are regulated by local, municipal, and county ordinances under RCW 16.08.090.

Dangerous Dog (RCW 16.08.070)

A "dangerous dog" under the same statute is any dog that:

• Inflicts severe injury on a human without provocation on public or private property
• Kills a domestic animal without provocation while off the owner's property
• Has been previously found to be potentially dangerous (because of injury inflicted on a human), and the owner received notice, yet the dog again aggressively bites, attacks, or endangers human safety

"Severe injury" means any physical injury resulting in broken bones or disfiguring lacerations requiring multiple sutures or cosmetic surgery.

Registration and Insurance Requirements (RCW 16.08.080)

Owners of dogs declared dangerous must comply with strict requirements under RCW 16.08.080:

It is unlawful to have a dangerous dog in Washington without a valid certificate of registration.

Restraint Requirements (RCW 16.08.090)

Under RCW 16.08.090, owners of dangerous dogs cannot permit the dog outside its proper enclosure unless the dog is:

• Muzzled with a muzzle that prevents biting but does not injure the dog or interfere with its vision or breathing
• Restrained by a substantial chain or leash
• Under the physical control of a responsible person

Penalties for Dangerous Dog Attacks (RCW 16.08.100)

RCW 16.08.100 establishes serious criminal penalties for owners of dangerous dogs:

• Class C felony: If a dangerous dog attacks or bites a person or domestic animal and the owner has a prior conviction under Chapter 16.08, the owner faces a class C felony. The dog is confiscated, quarantined, and destroyed.
• Class C felony for severe injury or death: The owner of any dog (whether or not previously declared dangerous) that aggressively attacks and causes severe injury or death to a human faces a class C felony upon conviction.
• Confiscation for non-compliance: A dangerous dog is immediately confiscated if not validly registered or if the owner lacks required insurance. The owner has 20 days to correct deficiencies before the dog is destroyed.

Affirmative Defenses Under RCW 16.08.100

Owners charged under the dangerous dog statute may assert an affirmative defense if they can prove by a preponderance of the evidence that they complied with all ownership requirements and that the victim trespassed or provoked the dog without justification.

Statute of Limitations for Dog Bite Claims

Under RCW 4.16.080, Washington provides a three-year statute of limitations for personal injury claims, including dog bite cases. The clock starts running on the date of the bite.

Key considerations for the filing deadline:

• Minors: Under RCW 4.16.190, if the victim was under 18 at the time of the bite, the statute of limitations may be tolled (paused) until the victim turns 18, at which point the three-year period begins
• Government claims: Claims against government entities (such as bites by government-owned dogs that are not police dogs) add a procedural step rather than a shorter deadline. Under RCW 4.96.020, a tort claim against a local government must be presented on the standard claim form within the same limitations period that applies to the lawsuit, and no suit may be filed until 60 calendar days after presentment. The limitations period is tolled during those 60 days
• Discovery rule: In rare cases where an injury is not immediately apparent, the statute may begin running from the date the victim discovered or reasonably should have discovered the injury

Filing after the three-year deadline typically results in the court dismissing the case permanently.

Landlord Liability for Dog Bites in Washington

Washington courts have generally protected landlords from liability for bites by a tenant's dog. The Washington Supreme Court held in Frobig v. Gordon that landlords have no duty to protect third parties from a tenant's lawfully owned but dangerous animals, even when the landlord knows the animal is present.

However, a landlord may face liability in limited circumstances:

• Harboring or keeping: If a landlord feeds, walks, or otherwise cares for a tenant's dog, a court may consider the landlord a "harborer" or "keeper" of the animal. In that case, the landlord could be strictly liable for bites, just as the owner would be.
• Control over common areas: If a landlord has the ability to exclude the dog from common areas (hallways, courtyards, parking lots) and fails to act after learning the dog is dangerous, a negligence claim may be possible.

Landlords who allow pets on rental properties should consider requiring tenants to carry renter's insurance with adequate liability coverage and including specific pet behavior clauses in lease agreements.

Breed-Specific Legislation in Washington

RCW 16.08.110, enacted in 2019 and effective January 1, 2020, restricts breed-based dog regulation. A city or county may not prohibit possessing a dog based on its breed, impose breed-specific requirements, or declare a dog dangerous or potentially dangerous based on its breed, unless the jurisdiction sets up a behavioral-test exemption process. To keep a breed restriction in place, the city or county must let any dog pass out of it by passing the AKC Canine Good Citizen test or an equivalent behavioral test, grant that exemption for at least two years, and allow retesting both to maintain the exemption and to pass after an initial failure. The statute still allows a city or county to document a dog's breed or appearance for identification purposes when declaring a dog dangerous or potentially dangerous.

Some local jurisdictions in Washington have historically enacted breed-specific ordinances targeting breeds such as pit bulls. Under RCW 16.08.110, those ordinances stay lawful only if the jurisdiction has adopted the behavioral-test exemption process described above.

If you live in a Washington city or county with breed restrictions, check with your local animal control office to confirm the exemption process is in place and how to request testing for your dog.

How to File a Dog Bite Claim in Washington

Taking the right steps after a dog bite strengthens a potential legal claim. Here is a recommended process:

1. Get medical treatment immediately. Prompt medical attention creates documentation of injuries and reduces infection risk. Keep all medical records and bills.
2. Report the bite to animal control. Contact your local animal control agency or law enforcement. An official report creates a record of the incident and may trigger an investigation into the dog's history.
3. Document the scene and injuries. Photograph bite wounds, torn clothing, the location of the attack, and the dog (if it is safe to do so). Take photos at multiple stages of healing.
4. Gather witness information. Collect names, phone numbers, and addresses of anyone who saw the bite.
5. Identify the dog and owner. Get the owner's name, address, phone number, and homeowner's or renter's insurance information. Ask whether the dog's vaccinations are current.
6. Preserve physical evidence. Keep torn clothing, bloodstained items, and any objects involved in the incident.
7. Consult a personal injury attorney. An attorney experienced in Washington dog bite cases can evaluate the claim, identify all potentially liable parties, and handle negotiations with insurance companies. Many personal injury attorneys offer free consultations and work on a contingency fee basis.

Dog Owner Responsibilities in Washington

Beyond the strict liability and dangerous dog statutes, Washington dog owners should be aware of general responsibilities:

• Leash laws: Many Washington cities and counties require dogs to be leashed in public places. While there is no single statewide leash law, local ordinances in Seattle, Tacoma, Spokane, and most other municipalities impose leash requirements.
• Rabies vaccination: Washington Administrative Code (WAC) and local regulations require dogs to be vaccinated against rabies.
• Licensing: Most Washington counties and cities require annual dog licensing and registration.
• Confinement: Owners must keep dogs securely confined on their property or under control in public.

Violating these local ordinances can serve as evidence of negligence in a dog bite case, potentially strengthening a victim's claim beyond the strict liability statute.

Criminal Penalties for Dog Owners

Washington law imposes criminal penalties on dog owners in serious cases:

A class C felony in Washington carries a maximum penalty of five years in prison and a $10,000 fine under RCW 9A.20.021. Criminal penalties are separate from and in addition to any civil liability for damages.

Washington Dog Bite Laws at a Glance

More Washington Laws

• Washington Slip and Fall Laws
• Washington Statute of Limitations