The Statute of Limitations for Dog Bite Lawsuits in Wisconsin

Current as of: October 7, 2026 Dog Bites & Animal Attacks Wisconsin
Under Wisconsin law, adult victims of a dog bite generally have exactly three years from the date of the attack to file a personal injury lawsuit. However, this deadline changes dramatically if the victim is a minor child or if the dog belongs to a government entity, such as a police K9 unit.

A dog attack is a terrifying and traumatic event that often leaves victims with permanent physical scars, severe nerve damage, and lingering emotional distress. In the aftermath of a bite, dealing with medical treatments and hospital bills can easily overwhelm your daily life. However, waiting too long to pursue justice can permanently destroy your right to recover financial compensation. In Wisconsin, the legal clock starts ticking the moment the bite occurs.

Understanding the strict deadlines, known as the statute of limitations, is critical to protecting your legal rights. If you miss your specific deadline, the court will dismiss your case, leaving you to pay the medical bills entirely out of pocket. To ensure your claim is filed correctly and on time, we highly recommend using our directory to hire a local personal injury lawyer experienced in Wisconsin dog bite litigation.

Standard Three-Year Deadline for Personal Injury

In Wisconsin, dog bite claims fall under general personal injury law. According to Wis. Stat. § 893.54, any action brought to recover damages for an injury to the person must be commenced within three years. If an aggressive dog attacks you in Milwaukee, Green Bay, or anywhere else in the state, you must formally file your lawsuit before the third anniversary of the attack.

Wisconsin is also a strict liability state when it comes to canine attacks. Under Wis. Stat. § 174.02, the owner of a dog is legally liable for the full amount of damages caused by the dog injuring a person, regardless of whether the dog had a prior history of aggression. State appellate courts reaffirmed the power of this strict liability statute in Meunier v. Ogurek, 140 Wis. 2d 782 (WI Court of Appeals 1987), establishing that victims do not need to prove specific acts of negligence or vicious tendencies, only that the dog caused the injury.

Tolling for Minors

Because children are the most frequent victims of dog attacks, the law provides them with extra protection. Under Wis. Stat. § 893.16, if the victim is under the age of 18 at the time of the bite, the standard three-year clock is paused, or 'tolled'. The minor has until exactly two years after their 18th birthday (until they turn 20) to file a lawsuit. In the landmark case Korth v. American Family Insurance Co., 115 Wis. 2d 326 (WI Supreme Court 1983), the court also ruled that the parents' claim for medical expenses related to the minor's dog bite is tolled right alongside the child's claim, giving families time to fully assess the child's future medical needs.

Exceptions for Governmental K9 Units

If you are wrongfully bitten by a police dog or a canine owned by a government agency, the rules change drastically. You do not have three years. Under Wis. Stat. § 893.80, anyone suing a municipality or government entity must file a formal written Notice of Claim within just 120 days of the incident. For example, if you are injured by a dog operated by the Milwaukee Police Department, Milwaukee or the Madison Police Department, Madison, failing to file this exact notice within four months will almost certainly bar you from recovering any damages.

Step-by-Step Process for Filing a Claim in Wisconsin

Pursuing a dog bite claim involves gathering evidence and negotiating with insurance companies before stepping foot in a courtroom.

  • Step 1: Seek Immediate Medical Care. Your health is the priority. Medical records are also the foundation of your injury claim.
  • Step 2: Report the Bite. You must report the attack to local animal control or the police so they can officially document the incident and initiate a rabies quarantine.
  • Step 3: Identify the Owner and Insurance. Locate the dog's owner. In most cases, compensation comes directly from the owner's homeowner or renter insurance policy, not from their personal bank account.
  • Step 4: File the Lawsuit. If a fair settlement cannot be reached, your attorney will file Form SC-500, Wisconsin, Circuit Court, Summons and Complaint Small Claims for damages under $10,000, or prepare an individualized summons and complaint under Wis. Stat. § 801.02 and Wis. Stat. § 801.09 for larger claims at the local county courthouse, such as the Milwaukee County Circuit Court, Milwaukee or the Dane County Circuit Court, Madison.

How Much Does it Cost in Wisconsin?

Hiring a lawyer for a dog bite claim is highly accessible because of how these legal fees are structured.

  • Attorney Fees: Personal injury lawyers in Wisconsin work on a contingency fee basis. This means you pay $0 upfront. The attorney takes a percentage (typically 33% to 40%) of the final settlement or court award. If you lose, you owe the attorney nothing for their labor.
  • Court Filing Fees: If the case proceeds to litigation, filing a civil action for damages exceeding $10,000 in a Wisconsin Circuit Court costs $265.50 (or $300.50 including the mandatory $35 electronic filing surcharge).
  • Expert Witnesses: Proving long-term damages, like permanent nerve damage or the need for future plastic surgery, may require hiring medical experts, which can cost $1,500 to $5,000. Your lawyer will usually front these costs and deduct them from the settlement.
Attorney Retainer$0 (Contingency)
Circuit Court Filing Fee$265.50 ($300.50 with e-filing)
Medical Expert Reports$1,500 - $5,000

How Long Does the Process Take?

The timeline of a dog bite claim varies widely depending on the severity of the injury. Most attorneys will advise you not to settle until you reach 'Maximum Medical Improvement' (MMI)-the point where your doctors confirm you have healed as much as you ever will. Reaching MMI can take 6 to 12 months. Once a demand letter is sent, a settlement can sometimes be reached in 30 to 90 days. If the insurance company refuses to pay and a lawsuit is filed, the litigation process can take 12 to 24 months to reach a jury trial.

What happens if the dog owner does not have insurance?

If the owner lacks homeowner's or renter's insurance, you can still sue them personally. However, collecting the judgment may be difficult if they do not have significant personal assets, savings, or property.

Can I sue if the dog was on a leash?

Yes. Wisconsin's strict liability statute holds the owner responsible for the dog's actions regardless of whether the dog was leashed, fenced, or running loose, as long as you did not illegally trespass or provoke the dog.

What is double damages in Wisconsin?

Under state law, if the dog owner knew their dog had previously bitten a person with enough force to break the skin, and the dog bites someone again, the victim may be legally entitled to double the total assessed damages.

Do I have to file a lawsuit if the owner offers to pay my medical bills?

You are not required to file a lawsuit, but accepting cash directly from the owner often means signing away your rights to future compensation. Injuries can worsen over time. Always consult an attorney before accepting a private payout.


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