Tolling Explained: How the Clock Can Be Paused
Tolling is the legal term for pausing the statute of limitations. Under the right circumstances, it can give you significantly more time to file — sometimes years. Here is how each tolling rule works.
Updated April 2026 · 7 min read · Reviewed for accuracy against published statutes
Most people assume the statute of limitations is a fixed, unmovable deadline. Often it is — but not always. The law recognizes that in certain situations, strictly enforcing the clock would be unfair. In those cases, the clock can be tolled: paused, delayed, or in some cases reset. Understanding tolling can mean the difference between a claim that is alive and one that is time-barred.
Try the interactive tolling analysis. Answer a few quick questions to see which tolling factors might apply to your situation.
The Main Tolling Rules
While the specifics vary by state, these are the most common circumstances that can toll the clock:
1. Minor plaintiff
If you were a minor when you were harmed, most states pause ("toll") the statute of limitations until you turn 18. The clock then typically begins running on your 18th birthday.
Effect: Pauses the clock until the plaintiff reaches the age of majority (usually 18). Medical malpractice and some claim types impose a separate cap (e.g., must sue before a certain age regardless).
Caution: Medical malpractice frequently has special, shorter rules for minors. Government claims often have short notice deadlines that are NOT tolled for minors.
2. Active military service
The federal Servicemembers Civil Relief Act (SCRA) can pause the limitations clock during your period of active-duty military service.
Effect: Under the SCRA (50 U.S.C. § 3936), the period of active-duty service is excluded from the computation of any limitations period. The clock resumes after service ends.
Caution: The SCRA tolls the clock during service; it does not extend it indefinitely. Document your service dates.
3. Defendant absent from state
Many states pause the clock for any period the defendant was absent from the state, on the theory that you could not easily serve them with a lawsuit.
Effect: In states with an 'absence tolling' statute, the time the defendant was out of state is not counted against you. The clock resumes when they return.
Caution: Not all states have this rule, and some limit it (e.g., it doesn't apply if the defendant could still be served via the state's long-arm statute).
4. Legal incapacity
If you were under a legal disability — such as being mentally incompetent — many states pause the clock until the disability is removed.
Effect: Tolls the limitations period during the period of legal incapacity. The clock begins (or resumes) once capacity is restored.
Caution: The definition of 'incapacity' is strict and state-specific. This usually requires medical or legal documentation.
5. Discovery rule
Under the 'discovery rule,' the clock starts when you knew — or reasonably should have known — about your injury and its cause, rather than on the date of the underlying event. This matters most for latent injuries (e.g., asbestos disease, surgical errors found years later).
Effect: Shifts the start date of the limitations period from the date of injury to the date of discovery.
Caution: Whether the discovery rule applies — and how 'should have known' is judged — varies significantly by state and claim type.
6. Fraudulent concealment
If the defendant took active steps to conceal their wrongdoing, many states pause the clock until you discovered (or should have discovered) the concealed facts.
Effect: Tolls the period during the concealment. Often requires proof of an affirmative act of concealment, not mere silence.
Caution: This is a fact-intensive exception that usually requires strong evidence and an attorney's evaluation.
How Much Extra Time Does Tolling Give You?
There is no single answer — it depends on the rule and the facts. Minor tolling might add years (the clock waiting until an 8-year-old turns 18). Military tolling adds exactly the length of qualifying service. Defendant-absence tolling adds however long the defendant was out of state. Because these calculations are fact-intensive and state-specific, the safest approach is to treat your standard deadline as the real one and let an attorney confirm whether any tolling extends it.
Tolling vs. the Discovery Rule
People often lump these together, but they work differently. Tolling pauses a clock that has already started. The discovery rule changes when the clock starts in the first place — moving the start date from when the harm occurred to when you discovered (or should have discovered) it. Both can extend your effective deadline, and some claims involve both.
A Word of Caution
Tolling is one of the most heavily litigated areas of limitations law. Courts interpret these rules narrowly, and the burden is usually on you to prove that a tolling rule applies. Never assume you have extra time based on a tolling theory without confirming it with a licensed attorney. If your calculated deadline is near or has passed, that is exactly when professional advice matters most.
Tolling FAQ
What does "tolling" mean?
Who decides whether tolling applies?
Does tolling apply automatically?
Use the deadline calculator to estimate your standard deadline, then run the tolling analysis to see which exceptions might apply.