Car insurance claim deadlines — four clocks, and the different days they start

There is no single deadline. A duty to notify your own insurer, a legal period to bring a claim, the response times the insurer owes you and a complaint window all run at once, start on different events, and fail in different ways.

Updated September 13, 2026 Beginner

The crash has one date. Almost nothing else in the claim runs from it.

That is the part people get wrong when they ask the plain question — “how long do I have to make a claim?” — and expect a single number back. There is no single number. There is a duty you owe your own insurer under your contract, a period the law gives you to bring a claim against whoever is responsible, a set of response times the insurer owes you, and a window for complaining about the insurer to whoever supervises it. Four clocks, owed to different people, starting on different events, failing in different ways.

The terms come first, because the subject is unreadable without them. What follows is how these words are generally used, not a quotation from any instrument, and none of the actual values are here: the periods that apply to you are in the rules for your jurisdiction below.

Notice is the duty in your policy to tell your own insurer that something has happened. It is contractual rather than legal, which is why it is usually written as a standard rather than a count — promptly, as soon as reasonably possible, without undue delay. That wording is doing real work. It means the question is not whether you were inside a number but whether the delay was reasonable in your circumstances, and it also means you cannot look the deadline up in a statute, because it is in the document you were sent when you bought the policy.

Limitation, called prescription in many systems, is the period the law allows for bringing a claim through the courts. It is a rule of law, it applies whatever your policy says, and its effect at the end is severe: when it expires the right is generally gone, whatever the merits were. It is also the clock claimants are least aware of, because it is the one nobody in the routine part of the process has any reason to mention.

The starting point is where most of the argument actually lives. A limitation period runs from an event, and which event differs: in some systems it runs from the accident itself, and in others from the moment the claimant knew, or should reasonably have known, that they had suffered a loss and who caused it. The second of those is why an injury that surfaced months afterwards, or damage found when a car came apart in a workshop, may sit inside a period that looked long expired — and why nobody can give you your own date without knowing the rule that applies where you are.

Suspension and interruption — tolling, in some vocabularies — describe the circumstances in which a running period stops or restarts: a claimant who is a minor, a formal demand, certain proceedings, sometimes a complaint to a supervisor. They exist in most systems in some form, and they are the most dangerous thing in this subject for a claimant to assume. An assumed suspension that turns out not to apply is indistinguishable, at the end, from having done nothing.

The insurer’s own deadlines run in the other direction. They are typically regulatory: a period to acknowledge a claim, a period to accept or decline it once the insurer holds everything it asked for, a period to pay after it has said it will. They are owed to the claimant and someone enforces them, which makes them the part of this subject a reader can actually use. They also explain a common frustration — an insurer whose clock does not start until it has the last document it requested has an obvious interest in requesting documents.

The complaint window is separate again: the period within which a supervisor or an ombudsman will take a complaint about the insurer’s handling. It is a different route with a different timetable, and it extends nothing else. Its length and its trigger are set by whoever supervises your insurer and are not among the periods listed below, so the practical step is to ask for the insurer’s final answer in writing and then ask that body what window it works to.

The same claim, read in those terms

A reader with a damaged car and a sore neck is inside all four of these at once, from the first day, without being told.

The notice clock starts immediately and is broken most often by people who were being reasonable: someone who thought the damage was too small to claim, who was waiting to see whether the other driver would pay privately, who did not want to affect their premium, or who felt fine for a fortnight. None of those are unreasonable positions. They are simply not the test, and the test is in a document almost nobody reads before they need it.

The limitation clock is the slowest and the most final. It runs during every one of those weeks, and it continues through the insurer’s investigation, through a rejection, through an internal review and through a complaint. Nothing in the ordinary rhythm of a claim tells you where you are inside it. A claim can be handled attentively, argued in good faith on both sides, and then be worth nothing because the period ended while the file was open.

The insurer’s clocks are the ones a claimant can push on. Knowing that a response is owed within a defined period, and that the period starts when the insurer has what it asked for, changes how you send documents: everything at once, listed, dated, with a record of what went and when. It also changes what a silence means. An insurer that has not answered inside its regulated period has not merely been slow; it has failed a duty a supervisor will recognise, and saying so in writing is a different act from chasing.

The complaint window sits at the end, gated by a final answer you may have to ask for explicitly, because a claim that has gone quiet has not produced the document that route needs.

What is contested

The live disagreement here is about what late notice should cost, and both sides of it are serious.

The insurer’s case is that prompt notice is part of the bargain rather than a formality. An insurer told about a collision the same week can photograph the vehicle before repairs, interview witnesses while they remember, ask for footage before it is overwritten and have an injury examined before other explanations for it accumulate. Told six months later it can do none of that, and it is being asked to pay a claim it can no longer test. Insurers add, with some justification, that a rule forgiving every delay invites the worst files to arrive last.

The claimant’s case is that strict forfeiture punishes ignorance rather than misconduct. The duty lives in a document written by the insurer, in language that names no date; most people meet it by accident rather than by understanding; and the claimants it catches are disproportionately those whose loss appeared late — the injury that took weeks to declare itself, the corrosion behind a panel, the child whose symptoms were noticed by a teacher. Losing a good claim for a delay that cost the insurer nothing is, on this view, a penalty without a harm.

Which of those positions the law takes is the jurisdictional question, and it is exactly what this piece does not assert. It is not in your policy either: the wording can tell you what notice you owe, but not what follows from giving it late. That answer is worth getting from someone who can give it where you are, and worth getting before you assume the claim is gone.

What we cannot tell you

We cannot tell you when your own period started, because that depends on a rule that varies and on facts only you hold — when you knew, and what you knew. We cannot tell you what your policy requires by way of notice, because that sentence is in your wording and its phrasing differs between products. And we cannot tell you whether anything you are doing right now has suspended a period that is still running, which is the place in this subject where guessing wrong is unrecoverable.

So the thing to establish on day one is small and specific: the date the period runs from, the event it runs from, and the name of the person who told you so. Written down, on the day, in the file you keep. The insurer’s system has been doing exactly that since the moment you called.

Rules in your jurisdiction

Deadlines, fault rules and minimum coverage differ by state and country. Pick yours to see the rules that apply to this topic.

Select a jurisdiction to see its rules.

Frequently asked questions

I reported the accident weeks after it happened. Have I lost the claim?

Not necessarily, and it depends which duty you missed. Late notice to your own insurer is a breach of the policy, and what follows from that breach is a question of local law rather than something the wording settles — which is why the honest answer here is that it depends, and why it is worth asking someone who can answer it where you are. Missing the legal period to bring a claim is a different and harder failure. Report now rather than later, say plainly why the notice is late, and hand over everything at once.

Does negotiating with the insurer stop the legal clock?

Assume it does not. Settlement discussions, a complaint, an internal review and a regulator's involvement are all capable of running for months while the period to bring proceedings continues underneath them, and a claimant who treats an active negotiation as proof of time in hand can find the right has expired in the middle of it. Some systems do suspend or interrupt the period in defined circumstances, but that is a rule to have confirmed in writing, not one to infer from the fact that everyone is still talking.

The insurer has gone quiet. Is there a deadline on their side?

In many places, yes. Insurers commonly owe regulated periods to acknowledge a claim, to accept or decline it once they hold what they asked for, and to pay after they have said they will, and those are duties owed to you rather than internal service targets. The periods that apply where you are are in the rules for your jurisdiction below.