Arizona Car Accident Statute of Limitations

August 19, 2026 | By Law Bear Injury Lawyers
Arizona Car Accident Statute of Limitations

How Long Do You Have to File a Car Accident Lawsuit in Arizona?

Under Arizona's general personal injury statute of limitations, most lawsuits seeking compensation for injuries caused by an Arizona car accident must be filed within two years after the cause of action accrues. Shorter deadlines and special rules can apply in some cases, particularly claims involving public entities or employees, so talk to an experienced injury lawyer to confirm your deadline.

Arizona law generally establishes a two-year limitations period for personal injury lawsuits after an Arizona car accident. However, it can be dangerous to count on having two years to file your civil lawsuit because other deadlines connected with an auto accident may be shorter, and waiting until the end of that period can impact your legal rights. 

Evidence can disappear quickly. Insurance policies may contain reporting requirements. Claims involving government entities can trigger much shorter deadlines. And before a strong lawsuit can be filed intelligently, your legal team still needs time to investigate what happened, identify the responsible parties, and understand the injuries involved.

The two-year filing rule is important. Knowing what that rule does—and does not—control is even more useful.

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Key Takeaways About the Arizona Car Accident Statute of Limitations

  • Arizona generally imposes a two-year statute of limitations on lawsuits seeking compensation for personal injuries under A.R.S. § 12-542.
  • The statute of limitations establishes a deadline for filing a lawsuit. It should not be confused with insurance reporting requirements or other deadlines associated with an injury claim.
  • Claims against Arizona public entities or public employees may be subject to a much shorter 180-day Notice of Claim requirement and a different deadline for filing suit.
  • Waiting until the limitations period is nearly over can make a claim harder to investigate because video, witnesses, vehicle evidence, and other information may be unavailable.
  • An experienced Arizona car accident lawyer can determine which deadlines apply to your particular accident rather than relying on a general two-year rule.

What Is Arizona's Statute of Limitations for Car Accidents?

Arizona Revised Statutes § 12-542 states that actions for injuries to another person generally must be commenced and prosecuted within two years after the cause of action accrues. For many ordinary Arizona car accident claims, the date of the collision is extremely important when determining the filing deadline.

A statute of limitations establishes how long someone has to file a civil lawsuit. Under the Arizona statute of limitations, if the applicable limitations period expires before a lawsuit is properly filed, courts typically dismiss the case. In other words, once the Arizona statute runs out, missing the deadline results in case dismissal and can prevent further legal action.

If you lose the right to have a trial to determine who was at fault and how much compensation you deserve, most insurance companies will not offer a meaningful settlement even if their policyholder was at fault. That is why, in many cases, it is better to think of two years as an outside legal deadline rather than a recommended waiting period.

There can also be circumstances that change how a deadline is calculated. The identity of the defendant can be particularly important, as can rules that apply when the injured person is a minor.

Is Filing an Insurance Claim the Same as Filing a Lawsuit?

No. This distinction is one of the most important things to understand about the Arizona car accident statute of limitations.

An insurance claim generally involves seeking compensation through an applicable insurance policy. Depending on the crash, you might direct a personal injury claim to your driver's insurance company or the other driver's insurance company, report the collision, provide all requested information, communicate with an adjuster, and negotiate over compensation without ever filing a lawsuit.

A lawsuit is an official civil action filed in court. The fact that an insurer has opened a claim does not mean the statute of limitations stops running. Likewise, exchanging settlement offers or regularly communicating with an insurance adjuster is not the same as filing a lawsuit in the Arizona court system.

That distinction can create a serious problem as negotiations continue and the filing deadline approaches.

An injured person might think, “The insurance company is still talking to me, so my claim must still be open.” But an insurer's willingness to continue communicating does not change the basic requirement to comply with the applicable legal deadline, and even if you send medical records, the lawsuit deadline does not stop running. 

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What If a Government Vehicle or Public Employee Caused the Accident?

This is one of the clearest examples of why you should never assume that every Arizona car accident has a two-year filing timeline. Claims involving government vehicles or public employees can follow different rules.

Under Arizona's laws related to claims against public entities, a person with a qualifying claim against a public entity, public school, or public employee generally must file a Notice of Claim within 180 days after the cause of action accrues. The notice must also satisfy statutory content and service requirements.

There is also a separate filing deadline in these cases. A.R.S. § 12-821 generally requires actions against public entities or public employees to be filed within one year after the cause of action accrues.

So, depending on the circumstances, an accident involving a qualifying government defendant can potentially involve:

  • A 180-day Notice of Claim requirement, and
  • A one-year deadline for filing the action.

That is substantially different from simply applying the ordinary two-year personal injury rule.

Whether these statutes apply depends on who is legally responsible for the accident and the circumstances of the claim. A collision involving a city vehicle, a state employee, a public agency, or another government connection should therefore be evaluated quickly by an experienced Arizona car accident lawyer or Arizona car accident attorney, rather than assuming the standard deadline applies.

Does the Same Statute of Limitations Apply When a Child Is Injured?

No. Arizona also has special provisions that can affect limitations periods when the injured person is a minor.

Under Arizona law § 12-502, if a person entitled to bring a lawsuit is under 18 when the cause of action accrues, the filing limitations period does not start to run until they reach 18 years old, so unlike most car accident cases, minors generally have until age 20 to file car accident claims. That does not mean parents should wait until their child turns 18 before addressing a car accident claim.

Legal filing time and evidence availability are two different issues. Surveillance footage can disappear within days or weeks; damaged vehicles can be repaired or disposed of; witnesses become harder to locate while their memories fade; and important records may become more difficult to obtain over time.

Claims involving public entities also have their own rules concerning minors. Arizona's Notice of Claim statute expressly addresses minority and other specified disabilities, further illustrating why your actual deadline should be calculated from the laws applicable to your particular claim rather than a general rule.

Why Can You Have Less Time Than You Think?

The phrase “car accident deadline” can refer to several very different things. After a vehicle accident, there may be several separate deadlines beyond the lawsuit deadline.

Type of DeadlineWhat It Controls
Statute of limitationsHow long you generally have to file a lawsuit
Government-claim requirementsSpecial notice and filing obligations for qualifying claims involving public entities or employees
Insurance requirementsReporting, notice, or cooperation obligations that may arise under applicable policy terms
Evidence availabilityHow long video, vehicle information, witness evidence, an accident report, and other proof may remain obtainable

For drivers involved, only some of these are statutes of limitations. But the distinction matters because having time left to file a lawsuit does not guarantee that all other deadlines have been met or that the evidence needed to prove the case will still exist.

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If You Have Two Years, Why Start a Car Accident Claim Earlier?

Starting earlier does not mean settling earlier. Those are two very different decisions. Beginning an investigation while evidence is still available can help establish how the accident occurred, identify the correct defendants and insurance coverage, and preserve information that could otherwise disappear.

At the same time, an injured person may need additional medical information to understand the full extent of car accident injuries before making a decision about a permanent settlement, since some conditions, including internal injuries, may not be immediately apparent and can affect future medical expenses. If an injury is latent, the two-year deadline may begin on the date the injury is discovered. The goal is not to rush the case. It is to avoid reaching the applicable filing deadline with unresolved liability questions, missing evidence, or insufficient time to prepare a lawsuit if negotiations do not yield a fair resolution.

Starting early can preserve your options. It does not require you to resolve the claim before you are ready.

What If the Insurance Company Is Still Negotiating When the Deadline Approaches?

Do not assume ongoing settlement negotiations extend the time to file a lawsuit. An adjuster may continue to request records, evaluate damages, make offers, or discuss a possible settlement while the applicable statute of limitations continues to run. 

In most cases, ongoing ordinary insurance negotiations should not be treated as an automatic extension of the statute of limitations. Most courts strictly enforce this deadline, so you want to file your lawsuit before the deadline or face serious consequences, including losing the right to recover compensation and becoming personally responsible for your medical bills, with lost wages potentially going uncompensated as well.

If a filing deadline is approaching and the case remains unresolved, contact a dedicated personal injury lawyer to determine what must be done to preserve your right to pursue the claim in court.

Can the Two-Year Statute of Limitations Ever Change?

Yes. Arizona law recognizes circumstances that can affect when a cause of action accrues or how a two-year deadline is calculated, including claims involving minors, public entities, and doctrines such as the discovery rule. As discussed above, those are important examples, and the deadline does not always run from the accident date in every case.

Other fact-specific legal issues can also affect the analysis. Because an incorrect calculation can result in losing the right to sue, do not assume an exception applies simply because your case seems unusual. Talk to a lawyer to know for sure.

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Frequently Asked Questions About Arizona Car Accident Deadlines

What If I Did Not Realize I Was Seriously Injured Until Later?

The answer depends on the circumstances. Arizona courts recognize a discovery rule in appropriate cases involving injuries or their causes that are difficult to detect, but its application is fact-specific. Do not assume that discovering the severity of an injury later automatically restarts or extends the filing period.

What If I Live in Another State but Was Injured in Arizona?

Living elsewhere does not mean you can automatically apply your home state's filing deadline to an Arizona collision. Determining which state's limitations law applies can involve legal questions about the accident, parties, claims, and where a lawsuit is filed. 

Have a knowledgeable attorney evaluate your deadlines based on the specific facts rather than relying on either state's general rule.

Can an Insurance Company Extend the Statute of Limitations?

Do not rely on an informal conversation with an adjuster as an extension of a statutory filing deadline. If an insurer or defendant proposes an agreement concerning the limitations period, its terms and legal effect should be carefully evaluated and documented by a skilled legal team before you rely on it.

Contact Law Bear to Understand Your Arizona Car Accident Filing Deadline Before It Becomes Urgent

Arizona's two-year personal injury statute of limitations is an important starting point, but it does not answer every deadline question after a collision. The defendant's identity, the injured person's age, government involvement, and other circumstances can change the analysis. The same is generally true for wrongful death claims, which also usually have a two-year filing deadline measured from the date of death rather than the crash date.

At Law Bear Injury Lawyers, our Arizona car accident attorneys can identify the deadlines that apply to your case, investigate the collision, preserve relevant evidence, and protect your ability to pursue compensation while your claim is being evaluated. Arizona follows a fault based system and comparative negligence in car accident cases, so liability may be shared between you and the at fault driver based on the at fault party's role in causing the wreck through driver's negligence. Under A.R.S. § 12-2505, your recovery is reduced by your share of fault, and you may still recover damages even if you are up to 99% at fault.

If you were injured in a motor vehicle accidents case, contact Law Bear Injury Lawyers for a free consultation with a car accident attorney by calling (602) 314-2553 now to seek compensation. We are available 24/7, and you pay no attorney's fee unless we win.

Past results do not guarantee future outcomes. Every case is unique and results vary.

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