How long do you really have to file a car accident claim in Illinois?
"Two years" is the answer most people have heard. It is also the answer that gets people's claims thrown out, because for a large category of Chicago crashes the real deadline is half that long. Here is what actually applies to your case.
The deadline to sue after an Illinois car accident is called the statute of limitations. Miss it and the court loses the power to hear your case, period. No amount of injury, evidence, or sympathy brings it back. The problem is that there is not just one deadline, and the shorter ones tend to apply exactly when people least expect them.
The general rule: two years
For most Illinois car accident injury claims, the deadline is two years from the date of the crash under 735 ILCS 5/13-202. The clock starts the day of the accident, not the day you finish treatment, not the day symptoms appear, and not the day settlement talks fall apart. Negotiating with an insurer does not pause it. Only a properly filed lawsuit stops the clock.
The trap: one year for government claims
If your crash involved a government vehicle or a government-maintained road, a completely different and much shorter deadline applies under the Local Governmental and Governmental Employees Tort Immunity Act (745 ILCS 10). That means a one-year filing deadline, with notice requirements that can come due even sooner.
This catches people because the situations are common in Chicago:
- A crash with a CTA bus or Metra vehicle
- A collision involving a City of Chicago or Cook County vehicle
- A police, fire, or EMS vehicle
- A crash caused by a dangerous road condition — a pothole, a missing sign, a malfunctioning signal — on a public road
Someone in this situation who assumes they have the standard two years can quietly lose the claim while still in physical therapy.
The deadlines side by side
| Situation | Deadline | Statute |
|---|---|---|
| Standard injury claim | 2 years from crash | 735 ILCS 5/13-202 |
| Claim against a government entity | 1 year (notice sooner) | 745 ILCS 10 |
| Wrongful death | 1 year from death, or the injury period, whichever is later | 740 ILCS 180/2 |
| Injured minor | Until age 20 (tolled to 18, then 2 years) | 735 ILCS 5/13-211 |
| Property damage only | 5 years | 735 ILCS 5/13-205 |
| SR-1 crash report filing | 10 days | 625 ILCS 5/11-406 |
The one-year government deadline is the one that surprises people, because it runs while you are still treating and still assume you have plenty of time. If a bus, a city vehicle, or a bad road condition had anything to do with your crash, do not wait two years — the clock may already be running short.
What this means for you
Do not anchor to "two years" and relax. The safe move is to figure out, early, which deadline actually governs your specific crash, because that determination depends on who and what was involved. A claim filed even a day late is gone regardless of its merits.
You can check your own filing deadline with our Illinois statute of limitations checker, and read the full deadline rules in the Illinois Law reference.
Not sure which deadline applies to your crash?
Government claims can expire in a year. Don't guess. Talk to a Chicago car accident lawyer who can tell you the real deadline for your case. The first call is free.
☎ Call (312) 278-3625