No-fault insurance pays your own medical bills and lost wages after a car accident, regardless of who caused it

No-fault insurance is a system where your own insurance company pays your medical expenses and a portion of your lost income after a car accident — whether you caused the crash or not. You cannot sue the other driver for these costs; instead, you file a claim with your own insurer. This system exists in 12 U.S. states and Puerto Rico. The goal is to get injured people paid faster and reduce the number of lawsuits clogging courts.

In no-fault states, you are required by law to carry Personal Injury Protection (PIP) coverage as part of your auto policy. The amount of coverage varies by state — some states set a minimum, others let you choose. When you are injured in an accident, you submit medical bills, wage loss documentation, and other expenses to your own insurer, not to the other driver's company. Your insurer then reimburses you up to your policy limit, usually within 30 days.

The trade-off is that you give up the right to sue the other driver for pain and suffering in most cases. You can still sue if your injuries are severe enough to meet your state's threshold — a legal bar that varies by state and can be based on medical bills, days of disability, or permanent scarring. If you meet the threshold, you can pursue a lawsuit against the other driver's liability insurance for damages beyond what PIP covers.

Key Takeaways

  • No-fault insurance pays your medical bills and lost wages through your own policy, regardless of fault, and is required in 12 states plus Puerto Rico.
  • Personal Injury Protection (PIP) is the coverage that handles these payments, with limits that vary by state and sometimes by your choice.
  • You cannot sue the other driver for medical expenses or wage loss unless your injuries meet your state's threshold for severity.
  • Medical providers can bill your PIP coverage directly, but you may need to submit receipts and wage loss proof yourself for some expenses.
  • If you live in a no-fault state and cause an accident, your PIP still covers your own injuries, but the other driver's injuries are covered by their own PIP.

Which states use no-fault insurance

No-fault auto insurance is the law in Florida, Hawaii, Kansas, Kentucky, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, New Jersey, New York, Pennsylvania, and Puerto Rico. Each state's rules differ slightly — some allow you to choose between no-fault and traditional fault-based coverage, while others require no-fault. A few states have moved toward choice no-fault systems, where drivers can opt out of no-fault protections if they wish.

If you move to a no-fault state or buy a car there, you must add PIP coverage to your policy. If you move from a no-fault state to a fault-based state, you can drop PIP and rely on liability coverage instead. Your insurance company will update your policy when you change your address or register your vehicle in a new state.

What Personal Injury Protection (PIP) actually covers

PIP covers medical treatment related to the accident — hospital bills, emergency room visits, surgery, physical therapy, prescription medications, and mental health counseling. It also covers a percentage of your lost wages if the injury prevents you from working. Some states cover up to 80 percent of lost income; others cap it at 60 percent. The coverage also typically includes replacement services — payment for household help, childcare, or yard work you cannot do while recovering.

PIP does not cover vehicle damage. That is handled by collision coverage (which pays for damage you cause) or comprehensive coverage (which covers theft, weather, and vandalism). PIP also does not cover pain and suffering, lost earning capacity beyond the when ready wage loss period, or punitive damages — those are only available if you sue and meet your state's threshold.

The amount of PIP coverage you carry depends on your state's minimum and your choice. Florida requires a minimum of $10,000 in PIP; Michigan requires unlimited medical coverage. New York allows you to choose between $2,000 and $50,000. Check your policy declarations page to see what limit you currently have.

How to file a PIP claim after an accident

After an accident, report it to your insurance company as soon as possible — most insurers have a 30-day window for reporting, though sooner is better. You will need the police report number (if police responded), the other driver's information, and photos of the damage. Your insurer will assign a claims adjuster.

For medical expenses, many providers bill your PIP coverage directly once you give them your policy number. You do not need to pay out of pocket and wait for reimbursement. However, some smaller providers or out-of-network facilities may ask you to pay first and submit receipts later. Keep all medical bills, receipts, and explanation-of-benefits documents from your insurer.

For lost wages, you will need to submit a form from your employer stating the dates you missed work and your hourly rate or salary. Your insurer calculates the reimbursement based on your state's percentage (usually 60 to 80 percent) and pays you directly. Some states also require you to exhaust PIP benefits before you can claim lost wages through other means, such as disability insurance.

The threshold: when you can sue despite no-fault coverage

No-fault insurance does not mean you can never sue. It means you cannot sue for medical bills and wage loss — those are covered by PIP. But if your injuries are serious enough, you can sue the other driver for pain and suffering, emotional distress, and other damages beyond what PIP covers.

Each no-fault state sets its own threshold for when a lawsuit becomes possible. Monetary thresholds allow a suit if medical bills exceed a certain amount — for example, $4,000 in New Jersey or $5,000 in Florida. Verbal thresholds require that you suffer a specific type of injury, such as permanent scarring, disfigurement, or loss of a body function. Some states use both. Michigan uses a verbal threshold and does not allow pain-and-suffering lawsuits at all unless you meet it.

Your insurance company or attorney can tell you whether your injuries meet your state's threshold. If they do, you can file a lawsuit against the other driver's liability insurance. If they do not, you are limited to PIP benefits, even if you believe you deserve more.

How no-fault insurance differs from fault-based systems

In a traditional fault-based state, you file a claim with the other driver's liability insurance if they caused the accident. That insurer investigates, determines fault, and either pays or denies your claim. If they deny it or offer too little, you can sue. The process is slower because fault must be established first.

In a no-fault state, you skip that step. You file with your own insurer when ready, and PIP pays your bills while the question of fault is still being investigated. This means injured people get money faster. It also means fewer lawsuits over medical bills — the insurer cannot deny a PIP claim based on fault, only based on whether the expense is related to the accident and within your policy limit.

The downside is that you cannot recover pain and suffering unless you meet the threshold. In a fault-based state, you can sue for pain and suffering regardless of how minor your injuries are. In a no-fault state, minor injuries are capped at PIP benefits alone.

What happens if you cause the accident in a no-fault state

If you cause an accident in a no-fault state, your PIP still covers your own injuries. The other driver's injuries are covered by their own PIP, not by your liability insurance. Your liability insurance covers only the other driver's vehicle damage and, if they meet the threshold, any pain-and-suffering lawsuit they file against you.

This is one reason no-fault systems reduce litigation — neither driver is fighting over who pays the other's medical bills. Both are covered by their own policies. Liability insurance only comes into play if someone sues for damages beyond PIP, and that requires meeting the threshold.

If you do not have PIP coverage (which is illegal in no-fault states, but can happen if your policy lapsed), you are responsible for your own medical bills. You cannot recover them from the other driver unless you sue and win, which is slow and uncertain.

Frequently Asked Questions

Can I choose not to carry PIP in a no-fault state?

In most no-fault states, PIP is mandatory and you cannot opt out. However, a few states like New Jersey and Pennsylvania allow you to reject no-fault coverage in writing and switch to a traditional fault-based system. If you do, you lose PIP benefits but gain the right to sue for pain and suffering without meeting a threshold. Check your state's rules before making this choice.

What if my medical bills exceed my PIP limit?

Once you reach your policy limit, PIP stops paying. You can then sue the other driver for the remaining bills if you meet your state's threshold. If you do not meet the threshold, the unpaid bills are your responsibility. This is why some people carry higher PIP limits — to avoid gaps in coverage.

Do I have to use in-network doctors for PIP coverage?

No. PIP covers treatment from any licensed provider, in-network or out-of-network. However, some states allow insurers to negotiate rates with providers, so out-of-network care may result in higher out-of-pocket costs for you if the provider charges more than the insurer's allowed amount.

How long do I have to file a PIP claim?

Most states require you to report the accident within 30 days and file medical bills within one to three years, depending on the state. However, it is best to report when ready and submit bills as you receive them. Delays can complicate the claims process and may result in denial if the insurer cannot verify the connection between the accident and the treatment.

Can I receive PIP benefits if I was not wearing a seatbelt?

Yes. No-fault states do not deny PIP based on seatbelt use or other comparative negligence factors. PIP is a no-fault benefit, meaning your own actions do not disqualify you. However, if you sue for pain and suffering, a jury may reduce your award if you were not wearing a seatbelt, depending on your state's comparative negligence rules.