How Much Does Insurance Go Up After a Car Accident?

A single car accident can follow you financially for years, and not just through medical bills or vehicle repairs. For many drivers in Massachusetts, the biggest long-term cost is the increase in their car insurance premium. Depending on the severity of the crash and whether you are found at fault, your rates could climb by 60% or more, which can amount to well over $1,000 per year in additional costs. Whether you were hurt in the crash or you are simply trying to understand how a claim will affect your household budget, a car accident lawyer can help you protect both your injury claim and your driving record. If you need guidance after a collision, call Brooks Law Firm today at (617) 245-8090 for a free consultation.

The answer to how much does insurance go up after an accident depends on several factors, including your state’s rules, who was at fault, the size of the claim, and your insurer’s own policies. Massachusetts handles these questions differently from most states because of its no-fault insurance system and a unique merit rating plan that directly ties your driving record to your premium. And because Brooks Law Firm serves immigrant communities across Massachusetts as both a personal injury and immigration lawyer practice, we understand that navigating insurance rules after a crash can be especially stressful when English is not your first language or when concerns about your legal status add another layer of uncertainty.

Insurance Increase After Accident: What the Numbers Look Like

Nationally, drivers who cause an accident see their car insurance rates rise by roughly 49% to 61%, depending on the data source and the year of the analysis. In real dollars, that often translates to an extra $900 to $1,600 per year.

In Massachusetts specifically, the numbers tend to track close to the national average or slightly above it. Industry analyses have placed the state’s average rate increase after a single at-fault accident between 56% and 66%, depending on the severity of the crash and the insurer. After two at-fault accidents, those numbers can more than double.

Here is a general picture of what Massachusetts drivers may see:

• One minor at-fault accident: premium increase of roughly 45% to 55%
• One major at-fault accident: premium increase of roughly 60% or more
• Two at-fault accidents: premium increase of 130% to 140% or more
• Not-at-fault accident: a modest increase of approximately 5%, or none at all

These ranges are averages drawn from industry-wide data. Your actual increase will depend on your insurer, your prior driving record, and the specific facts of the crash.

Car Insurance Rates After Accident: How Massachusetts Calculates Your Surcharge

Massachusetts does not use a traditional license points system the way many other states do. Instead, the state uses the Safe Driver Insurance Plan (SDIP), a merit rating system that assigns surcharge points to at-fault accidents and traffic violations. Those points then translate directly into percentage increases on the surchargeable portion of your auto insurance premium.

An accident is considered surchargeable under the SDIP only when two conditions are met: the driver is found to be more than 50% at fault, and the claim payment exceeds $1,000 above any applicable deductible. If both conditions are met, your insurer assigns surcharge points based on the severity of the incident.

The SDIP works over a six-year window. Every at-fault accident or moving violation within that window adds surcharge points to your record, and those points determine how much more you will pay. The general breakdown looks like this:

• Minor at-fault accident: 3 surcharge points
• Major at-fault accident: 4 surcharge points
• Minor traffic violation (speeding, running a red light): 2 points
• Major traffic violation (DUI, reckless driving): 5 points

Each SDIP point raises the surchargeable portion of your premium by approximately 15%. That means a major at-fault accident carrying 4 points could increase the relevant portion of your premium by roughly 60%.

Related: At-Fault Accident in Massachusetts: Know Your Rights

A critical detail that many drivers miss is that these surcharge points stay on your record for six years from the date of the incident. However, under the SDIP’s “Clean in 3” provision, the value of each surcharge point is reduced by one if the most recent surcharge date is at least three years before your policy’s effective date and you have not accumulated new incidents in that window.

Does Insurance Go Up After a No-Fault Accident?

This is one of the most common questions Massachusetts drivers ask, and the answer is more nuanced than a simple yes or no.

Massachusetts is a no-fault insurance state, which means that after a car accident, each driver first turns to their own insurance policy for initial coverage through Personal Injury Protection (PIP). Under M.G.L. Chapter 90, Section 34M, every auto insurance policy in the state must include PIP coverage, which pays up to $8,000 per person in combined medical expenses and lost wages, regardless of who caused the accident.

Because PIP pays without a fault determination, many people assume that filing a claim will not affect their rates. That assumption is only partially correct. PIP claims on their own typically do not trigger an SDIP surcharge. But the term “no-fault” refers to how initial medical and wage-loss benefits are paid. It does not prevent your insurer from examining the circumstances of the crash and making a separate fault determination for surcharging purposes.

Here is what actually happens:

• You were not at fault: If you were 50% or less responsible for the accident, your insurer should not apply a surcharge. Your rates may see a small increase at renewal because you filed a claim, but a formal SDIP surcharge should not apply.
• You were more than 50% at fault: Your insurer will issue an at-fault accident determination and assign surcharge points, which will raise your premium.
• The other driver was entirely at fault: You should not see a surcharge. If one is applied in error, you have the right to appeal it.

The important takeaway is that “no-fault” does not mean “no consequences.” It means your own PIP coverage pays first, regardless of fault. Whether your premium actually increases depends on the fault determination that comes later.

Related: Do I Need a Lawyer for a Car Accident? A First-Timer’s Guide

No-Fault Insurance Massachusetts: How PIP Fits Into the Picture

Understanding Massachusetts no-fault insurance is essential for any driver dealing with a post-accident rate increase. The state’s system operates on two parallel tracks, and knowing the difference between them can determine whether you end up paying more than you should.

Track one is the no-fault PIP claim. After any car accident, your own auto insurance pays up to $8,000 in medical expenses and 75% of lost wages, regardless of who caused the crash. If you have private health insurance, PIP typically covers the first $2,000 of medical bills before your health plan takes over. If you have MassHealth, Medicare, or no health insurance, PIP generally pays the full $8,000 before other coverage kicks in.

Track two is the fault-based liability claim. If your injuries are serious enough to meet the tort threshold under M.G.L. Chapter 231, Section 6D, you can step outside the no-fault system entirely and pursue a claim against the at-fault driver for the full range of your damages, including pain and suffering.

A PIP claim by itself should not cause your rates to rise. But when your insurer conducts its separate fault analysis and determines you were more than 50% responsible, the surcharge that follows has nothing to do with PIP. It comes from the SDIP.

This distinction is especially important for immigrant families who may be navigating the Massachusetts insurance system for the first time. A firm that handles both personal injury and immigration cases under one roof can help coordinate both sides of your situation, particularly if concerns about immigration status are adding stress to an already difficult recovery.

How to Avoid Insurance Increase After Accident

Not every accident has to result in a permanent mark on your driving record. Massachusetts law provides several tools that drivers can use to reduce or eliminate a post-accident surcharge.

Appeal the at-fault determination. If you believe you were not more than 50% responsible for the accident, you have 30 days from the date you receive the Surcharge Notice to file an appeal with the Division of Insurance Board of Appeal. The appeal costs $50, payable to the Commonwealth of Massachusetts. If you win, the surcharge is removed and your insurer must rerate your policy, crediting or refunding any excess premium you already paid.

Use accident forgiveness. Many Massachusetts auto insurers offer an accident forgiveness endorsement that prevents your first at-fault accident from triggering a rate increase. There are important limitations to keep in mind:

• You typically must add accident forgiveness to your policy before an accident occurs
• It usually covers only one at-fault accident per policy or per driver
• The forgiveness applies only while you remain with your current carrier. If you switch insurers after an at-fault accident, the new company will see the incident on your record and price accordingly
• Accident forgiveness does not remove the at-fault determination from your driving record. It only prevents the surcharge from affecting your premium with that specific carrier

Wait for the points to age off. SDIP surcharge points remain on your record for six years. After that window closes, the points drop off and your premium should decrease at your next renewal. The “Clean in 3” provision can reduce the impact sooner if you avoid new incidents for three years.

Shop around for a new carrier. Every insurer calculates post-accident rates differently. If your current carrier’s increase is steep, obtaining quotes from other companies may reveal more affordable options. Just keep in mind that the at-fault accident will appear on your driving record regardless of which carrier you choose.

Talk to a personal injury attorney early. When someone else caused the accident, a lawyer can help establish fault through evidence gathering, police reports, and witness statements. A clear liability determination in your favor can directly prevent a surcharge from being applied to your record.

Related: Average Car Accident Settlement in Massachusetts 2026

How Long Does an Accident Affect Your Insurance in Massachusetts?

Under the SDIP, an at-fault accident affects your insurance premium for up to six years. This is longer than many other states, where the typical window ranges from three to five years.

Here is a general timeline of what to expect:

• Year 1 (first renewal after the accident): Your premium increase will be at its highest. This is when the full surcharge takes effect.
• Years 2 through 3: Your rates remain elevated, but the “Clean in 3” provision begins to work in your favor if you avoid additional incidents.
• Years 3 through 5: If you have maintained a clean record, the point value of the original surcharge is reduced, which may lower your premium gradually.
• Year 6: The surcharge points drop off your record entirely, and your rates should return to a baseline level.

Keep in mind that insurers are not required to use the SDIP. Some companies develop their own merit rating plans, though they must still provide appeal rights and cannot use incidents older than six years to increase your premium.

Related: Statute of Limitations for a Car Accident in Massachusetts

What to Do After a Car Accident to Protect Your Rates

The steps you take in the hours and days after a car accident can directly influence whether you end up with a surcharge on your record.

Document everything at the scene. Photographs of vehicle damage, road conditions, traffic signals, and skid marks can all support your version of events if you need to appeal a fault determination later.

File a police report. Massachusetts law requires drivers to file a crash report with the RMV within five days if the accident involves injury, death, or more than $1,000 in property damage. A police report that assigns fault to the other driver is valuable evidence in a surcharge appeal.

Do not admit fault at the scene. Anything you say to the other driver or to the responding officer can be used by your insurer when making a fault determination. Be cooperative, but avoid making statements about who caused the crash.

Seek medical attention promptly. Even if your injuries feel minor, prompt medical documentation helps ensure your PIP benefits are properly applied and that your personal injury claim, if you pursue one, reflects the full extent of your injuries.

Consult a lawyer early. An attorney can advise you on the surcharge process, help you gather evidence to challenge a fault determination, and pursue compensation from the at-fault driver’s insurance to cover your losses, including the financial impact of increased premiums.

Talk to Brooks Law Firm About Your Car Accident

Understanding how much insurance goes up after an accident is important, but it is only one piece of the puzzle. If someone else caused the crash, you may be entitled to compensation for your medical expenses, lost wages, pain and suffering, and property damage. A personal injury attorney at Brooks Law Firm can review the details of your case, help protect your driving record, and pursue the recovery you deserve.

Whether you are dealing with an insurance company that is trying to assign you fault, or you have questions about how a car accident affects your family’s broader legal situation, Brooks Law Firm is here to help. Call (617) 245-8090 today to schedule a free consultation, or visit our contact page to get started.