Time restrictions in law are the deadlines that decide whether you still have a right or have lost it. They cap how long you can sue over an injury, how many days you have to dispute a bank charge, how quickly you must elect continued health coverage, and when a contractor can still collect on unpaid work. Miss one of these windows and the usual result is permanent: the claim is gone, the money is forfeited, the dispute is closed. Most of these deadlines will not be extended because you didn’t know they existed.
The deadlines come from different sources (statutes, regulations, private contracts, court rules) and they vary enormously in length. What they share is strictness. Courts enforce them even when the result feels harsh, because predictability is the whole point of having a deadline in the first place.
Statutes of Limitations and Statutes of Repose
The most consequential deadline most people encounter is the statute of limitations, which caps how long you have to file a lawsuit after something goes wrong. Personal injury claims generally run between two and three years from the date of the injury, though a handful of states allow as few as one year or as many as six. Written contract disputes carry longer windows, from three years in some states to ten or more in others. Federal civil actions that don’t carry their own specific deadline default to a four-year statute of limitations from the date the cause of action accrues.1Office of the Law Revision Counsel. 28 USC 1658 – Time Limitations on the Commencement of Civil Actions Arising Under Acts of Congress
A statute of repose works differently. A statute of limitations usually starts when you discover the injury or when it happens; a statute of repose starts from a fixed event like the date a product was sold or a building was completed. Once a repose period expires, your right to sue is gone even if you haven’t been hurt yet. If a state has a ten-year repose period for construction defects and your roof fails in year eleven because of faulty materials, you have no claim regardless of when you discovered the problem.
Contract Deadlines
Private contracts create their own time restrictions, and they can be as rigid as anything imposed by statute. When an agreement includes “time is of the essence” language, every deadline becomes a hard wall. A delay of a few hours can count as a material breach, giving the other party grounds to walk away entirely. Real estate deals rely on this heavily. A buyer with a ten-day inspection contingency who sends notice on day eleven has likely waived the right to cancel over anything found during that inspection.
Many agreements also include a cure period, a short window to fix a default before the other side can terminate or sue. These windows commonly run between ten and thirty days and cover situations like a missed payment or lapsed insurance coverage.2Acquisition.GOV. 49.607 Delinquency Notices If you don’t correct the problem within that window, the non-breaching party can treat the contract as over and pursue damages.
When a contract doesn’t specify any deadline, courts fill the gap by requiring performance within a “reasonable time.” What counts as reasonable depends on the circumstances surrounding the agreement, including what both parties appeared to expect when they signed. Under the Uniform Commercial Code, reasonableness is judged by the nature, purpose, and circumstances of the action in question. That’s a fact-intensive inquiry, which often comes down to a jury weighing the evidence. The uncertainty alone is a good reason to put explicit deadlines in every contract you sign.
Consumer Protection Windows
Several federal laws give consumers specific windows to dispute charges, report fraud, and correct errors. The protections are real, but they evaporate quickly if you don’t act.
Disputing a Debt
When a debt collector contacts you for the first time, they must send a written notice identifying the debt and the amount owed. You then have 30 days from receiving that notice to dispute the debt in writing. If you do, the collector must stop all collection activity until they provide verification.3Office of the Law Revision Counsel. 15 USC 1692g – Validation of Debts If you don’t dispute within 30 days, the collector is legally allowed to treat the debt as valid. That doesn’t mean you actually owe it, but you’ve lost a powerful tool for forcing the collector to prove their case.
Reporting Unauthorized Bank Transfers
Federal regulations tie your financial liability for unauthorized electronic transfers directly to how fast you report them. Notify your bank within two business days of learning about a stolen debit card or compromised account and your maximum loss is $50. Wait longer than two days but report within 60 days of your statement being sent, and your exposure jumps to $500. Let more than 60 days pass and you could be on the hook for every unauthorized transfer that occurs after that 60-day window.4eCFR. 12 CFR 1005.6 – Liability of Consumer for Unauthorized Transfers The difference between acting on day two and acting on day sixty-one can be the difference between losing $50 and losing your entire account balance.
Correcting Credit Report Errors
This one runs against the institution rather than the consumer. When you dispute inaccurate information on your credit report, the credit reporting agency must investigate and resolve the dispute within 30 days of receiving your notice.5Office of the Law Revision Counsel. 15 USC 1681i – Procedure in Case of Disputed Accuracy That deadline stretches to 45 days if you filed the dispute after receiving your free annual credit report, or if you submit additional supporting documentation during the investigation.6Consumer Financial Protection Bureau. How Long Does It Take to Repair an Error on a Credit Report The agency must notify you of the results within five business days after finishing its investigation.
Employment Deadlines
COBRA Election
If you lose employer-sponsored health insurance due to a job change, layoff, or other qualifying event, federal law gives you 60 days to elect COBRA continuation coverage. That 60-day window starts from whichever is later: the date your coverage ended or the date you received notice of your COBRA rights.7eCFR. 26 CFR 54.4980B-6 – Electing COBRA Continuation Coverage Enroll before the deadline and coverage is retroactive to the day your prior insurance ended, so there’s no gap. Miss it and you lose the option entirely.
Workplace Discrimination
If you experience discrimination at work, you generally have 180 days from the discriminatory act to file a charge with the Equal Employment Opportunity Commission. That window extends to 300 days if your state has its own anti-discrimination agency.8Office of the Law Revision Counsel. 42 USC 2000e-5 – Enforcement Provisions Federal employees face a much tighter deadline: just 45 days to contact their agency’s EEO counselor.9U.S. Equal Employment Opportunity Commission. Time Limits For Filing A Charge Weekends and holidays count. Each discriminatory event starts its own clock, so a demotion in January and a termination in June each have separate filing deadlines running from the dates they occurred. For ongoing harassment, the deadline runs from the last incident.
Unpaid Wages
Federal wage claims under the Fair Labor Standards Act carry a two-year statute of limitations, extended to three years if the employer’s violation was willful.10Office of the Law Revision Counsel. 29 USC 255 – Statute of Limitations The clock runs backward from the date you file. A two-year limitation means you can recover only the unpaid wages from the two years immediately before filing, even if the underpayment stretched further back. State wage laws sometimes offer longer windows, but the federal baseline catches many workers off guard.
Vesting and Noncompetes
Employer benefits are often tied to continued employment through a vesting schedule. Federal rules for employer-sponsored retirement plans like 401(k)s allow cliff vesting where you receive nothing until you complete three years of service and then become 100% vested, or a graded schedule that increases your vested percentage each year over a two-to-six-year period.11Internal Revenue Service. Retirement Topics – Vesting Leaving before you’re fully vested means walking away from money that was allocated to you but never became yours.
Noncompete agreements limit where you can work after leaving a job, typically for twelve to twenty-four months. Courts scrutinize the duration to make sure it’s reasonable relative to the employer’s legitimate interests. There is no federal ban: the FTC attempted to prohibit noncompetes in 2024, but that rule was blocked by the courts and later withdrawn.12Federal Trade Commission. FTC Announces Rule Banning Noncompetes Enforceability is governed entirely by state law, and some states are far more hostile to these agreements than others.
Government Claims
IRS Notice of Deficiency
When the IRS believes you owe additional taxes, it sends a notice of deficiency, sometimes called a 90-day letter. You have exactly 90 days from the date on the notice to file a petition with the U.S. Tax Court challenging the proposed amount. If you live outside the country, you get 150 days. This deadline is set by statute and cannot be extended by the IRS, even if you’re actively trying to resolve the issue through other channels.13Taxpayer Advocate Service. 90-Day Notice of Deficiency If the 90th day falls on a weekend or federal holiday, you have until the next business day.
Missing this deadline doesn’t leave you with zero options, but it dramatically weakens your position. Without a Tax Court petition, the IRS can assess the deficiency and begin collection, including wage garnishments, bank levies, and liens on your property. You may still request an audit reconsideration, but that’s a far more limited process.14Internal Revenue Service. Understanding Your CP3219N Notice
Suing the Federal Government
If you’re injured by a federal employee or agency acting in an official capacity, the Federal Tort Claims Act requires you to submit a written administrative claim to the responsible agency within two years of the date the claim accrued.15Office of the Law Revision Counsel. 28 USC 2401 – Time for Commencing Action Against United States If the agency denies your claim, you then have six months from the denial to file a lawsuit. Missing either deadline bars your claim permanently. Courts enforce these windows strictly.
Property Deadlines
Real estate ownership involves time rules that can either expand your rights or quietly erase them.
Adverse possession allows someone who openly occupies land they don’t own to eventually claim legal title if the true owner fails to act. The required period varies significantly by state, typically five to twenty years of continuous, open, and hostile possession. It is one of the few time restrictions where inaction by one party creates rights for another.
Contractors and subcontractors who don’t get paid can file a mechanic’s lien against the property, but only within a state-specific filing window. Once that deadline passes, the right to foreclose on the lien is gone, even if the work was completed and the debt is clear. A lien that technically remains in public records after the enforcement deadline has expired is no longer enforceable in court, and the property owner can petition to have it removed.
Restrictive covenants imposed by homeowners associations or subdivision developers often include sunset clauses that cause the rules to expire after a set number of years unless property owners vote to renew them. Periods of twenty to twenty-five years are common. Temporary easements work on a similar principle: a six-month right of access terminates automatically when the period ends, without any additional legal filings.
When the Clock Pauses
Not every deadline is as rigid as it first appears. Two doctrines can delay or pause the running of a time restriction.
The discovery rule shifts the start of a limitations period from when the harmful event occurred to when you knew (or reasonably should have known) about it. It matters most in cases involving fraud or hidden injuries. If a financial advisor was secretly skimming from your account for years, the statute of limitations wouldn’t necessarily start when the theft began. It could start when you discovered it or when a reasonably attentive person would have noticed the discrepancies. The Supreme Court has recognized that when a plaintiff is injured by fraud, the clock doesn’t start until the fraud is discovered.
Equitable tolling is a broader safety valve. It can pause a deadline when you’ve been diligently pursuing your rights but some extraordinary circumstance prevented you from filing on time. The standard requires both elements: diligent pursuit and an obstacle beyond your control. A court filing system crashing on the last day of your deadline might qualify. Not knowing the law existed almost certainly won’t. Federal courts apply a presumption that non-jurisdictional filing deadlines are subject to equitable tolling, but the bar for actually qualifying remains high.
Relying on either doctrine as a backup plan is a losing strategy. The safe approach is to treat every deadline as absolute, mark it on a calendar the day you learn about it, and act well before the final day.