If you are trying to figure out how long you have to file a personal injury lawsuit, the operative framework is the state statute of limitations. There is no federal statute of limitations for ordinary personal injury claims. Every state writes its own. The window ranges from one year on the short end to six years on the long end, and within a single state the window can differ depending on who the defendant is and what kind of injury is involved.
This post is for someone who has been hurt in a car accident, a slip and fall, a defective product incident, or any other tort, and who needs to understand how much time remains to act. It covers the basic state windows, the discovery rule, special rules for minors and incapacitated plaintiffs, government tort claim notice requirements, medical malpractice variations, and how to confirm the deadline that actually applies to your case. It is a fifty state overview, and for any specific case the state statute should be confirmed directly.
What the statute of limitations actually does
The statute of limitations is a hard deadline. If a lawsuit is filed after the deadline, the defendant raises the statute as a defense and the case is dismissed. The dismissal is usually with prejudice, meaning the claim cannot be refiled. Settlement leverage also disappears once the deadline passes, because the insurance carrier knows the case can no longer go to trial.
The statute is procedural, not factual. It does not matter how strong the underlying claim is, how seriously the plaintiff was injured, or how clearly the defendant was at fault. A missed deadline ends the case. Courts apply the statute strictly. The few exceptions are narrow and have to be argued and proved by the plaintiff.
The basic state windows
State personal injury statutes of limitations cluster in three groups. The short group is one year, which applies in Kentucky, Louisiana, and Tennessee. The middle group is two years, which is the most common figure and applies in roughly half of the states, including California, Texas, Illinois, Pennsylvania, Georgia, and Ohio. The longer group is three years, which applies in New York, Massachusetts, New Jersey, Washington, and several others. A few states use four, five, or six years for certain claims.
The clock starts on the date of the injury in most states. For an auto accident, that is the date of the collision. For a slip and fall, that is the date of the fall. For a defective product injury, that is the date of the injury caused by the product, not the date the product was purchased.
The discovery rule for hidden injuries
Some injuries do not appear immediately. A retained surgical sponge causes pain months later. Asbestos exposure causes disease decades later. A drug side effect emerges after years of use. For these cases most states apply a discovery rule. The statute runs from the date the plaintiff knew or reasonably should have known of the injury and its connection to the defendant's conduct, not from the date of the underlying exposure.
The discovery rule is narrow. Courts require the plaintiff to show that the injury was not reasonably discoverable earlier. Ordinary injuries from car accidents and slip and falls do not qualify because the injury is apparent immediately. The discovery rule is most often invoked in medical malpractice, toxic exposure, and certain product liability cases.
Minors and incapacitated plaintiffs
Most states pause the statute of limitations for plaintiffs who are minors at the time of injury. The clock starts on the eighteenth birthday and the standard period runs from there. A few states put a cap on the total time, often ten years from the date of injury, regardless of when the minor reaches majority.
For adults who are mentally incapacitated at the time of injury, most states pause the statute during the period of incapacity. The clock starts when capacity is restored. Proof of incapacity is required and the standard is strict. Ordinary stress, depression, or grief does not pause the statute.
Claims against government defendants
Claims against a city, county, state, or federal government follow a separate and shorter timeline. Most states require a notice of claim filed with the government entity within thirty, sixty, ninety, or one hundred eighty days of the injury, well before the underlying statute of limitations expires. The notice must be in a specific form, delivered to a specific office, and contain specific information about the injury and the damages.
A missed notice of claim deadline usually bars the lawsuit entirely, even if the underlying statute of limitations has not yet expired. The Federal Tort Claims Act, which governs claims against the federal government, requires an administrative claim filed within two years of the injury, and the lawsuit must follow within six months of the agency's denial.
Medical malpractice and the certificate of merit
Medical malpractice claims are subject to special rules in most states. The basic statute of limitations is often two years from the date of the injury or from the date of discovery, but states layer additional requirements on top. Many states require a notice of intent to sue filed with the defendant ninety days before the lawsuit. Many states require a certificate of merit from a qualified expert filed with the complaint. Some states cap the discovery rule at a fixed period, often four to ten years from the date of the medical care.
Missing any of these requirements can result in dismissal even when the basic statute has not run. Medical malpractice cases require state specific procedural compliance from the first step.
Wrongful death and survival actions
When an injury results in death, two separate claims can arise. A wrongful death claim is brought by the family for the loss of the decedent. A survival action is brought by the estate for the decedent's own pre death injuries. The statutes of limitations differ. In most states wrongful death runs from the date of death, which may be much later than the date of the injury. Survival actions usually run from the date of the injury, like an ordinary personal injury claim.
Common misreads we see plaintiffs make
Misread one: Counting from the wrong date. The clock runs from the date of the injury, not from the date the insurance claim was denied, not from the date settlement talks broke off, and not from the date the lawyer was retained. Plaintiffs who count from the wrong event routinely miss the deadline by months.
Misread two: Assuming a single statute of limitations applies to the whole case. A car accident case involving a city bus has both a private statute against the other driver and a much shorter notice of claim against the city. A medical malpractice case involves the basic statute, a notice of intent, and a certificate of merit. Treating one deadline as the whole picture can forfeit part of the case.
Misread three: Relying on settlement talks to pause the clock. Discussions with an insurance carrier do not pause the statute. Carriers know this and sometimes drag negotiations past the deadline. Only a written tolling agreement signed by the defendant or an actual filing of the lawsuit stops the clock.
Practical next steps
Step one: Identify every potential defendant. The driver who hit you. The driver's employer if the driver was on the job. The owner of the property where the fall occurred. The manufacturer of the product that failed. Each defendant may have a different statute and different procedural requirements.
Step two: Confirm the applicable statute on the state's official judicial branch or legislative website. Do not rely on a summary. The actual statute language and the case law interpreting it are what control. If a government defendant is involved, confirm the notice of claim deadline separately.
Step three: Build a deadline calendar with the earliest date first. If the earliest deadline is a sixty day notice of claim, that is the date that matters. If a medical malpractice notice of intent is required ninety days before filing, calendar the notice deadline and the filing deadline. Build in at least sixty days of cushion before each deadline to allow for last minute issues.
How LawSensai supports personal injury timing
LawSensai helps you identify the deadlines that apply to your case based on the state, the defendant, and the injury type, and matches you with a personal injury attorney before the statute runs. The personal injury guidance is at lawsens.ai/personal-injury.
LawSensai provides legal information, document organization, and attorney matching. It is not a law firm and it does not replace advice from a personal injury attorney. This post is informational. It is not legal advice, an opinion on the merits, or a prediction of outcome.
Authoritative sources
- U.S. Courts overview of state court structure: uscourts.gov
- Federal Tort Claims Act overview: justice.gov
- National Center for State Courts civil case resources: ncsc.org
- Centers for Disease Control injury data: cdc.gov
- Federal Trade Commission consumer rights: consumer.ftc.gov
Last verified: 2026-04-09.