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Massachusetts · Free Case Value Calculator

Massachusetts Workers' Compensation Calculator

Calculate your workers' compensation benefits including temporary disability pay, permanent disability rating, and medical cost recovery. Our calculator applies your state's specific benefit rates, waiting periods, and settlement rules under Massachusetts's specific laws.

What's My Massachusetts Case Worth?

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Quick answer

In Massachusetts, you generally have 4 years to file a workers' compensation claim. What your case is worth depends on your specific damages and Massachusetts's laws. Use the calculator below for a free estimate of your low-to-high range.

Key Massachusetts Laws

Filing Deadline4 years
longer than the national average of 1.8 years
Negligence SystemModified Comparative Fault (51% Bar)
Max Weekly Benefit$1,796
Above avg ($1,243)
TTD Rate60% of wages
Limited to 156 weeks
Waiting Period5 days
Retroactive after 21 days
Employer Notice Deadline30 days
Must report injury to employer within this period
Vocational RehabAvailable
State provides job retraining benefits

How Massachusetts Law Affects Your Workers' Compensation Case

Massachusetts's workers' compensation benefits are available regardless of who caused the workplace injury. Massachusetts's negligence rules become relevant only if you pursue a separate third-party claim — for example, suing a equipment manufacturer or a negligent contractor alongside your workers' comp claim.

You have 4 years to file suit in Massachusetts, a deadline that is longer than the national average of 1.8 years. While you have more time than most states, delaying still weakens your case as evidence degrades and witnesses become harder to locate.

Massachusetts pays temporary total disability (TTD) benefits at 60% of your average weekly wage, up to a maximum of $1,796 per week. This maximum is above the national average of $1,243. TTD benefits in Massachusetts are limited to 156 weeks (approximately 3.0 years).

Massachusetts relies on the AMA Guides, 5th Edition to assess permanent impairment. Your treating physician or an independent medical examiner assigns a whole-person impairment rating, which is then converted into a disability benefit amount. The specific guide version used in Massachusetts can produce ratings that differ meaningfully from those in states using different editions.

Massachusetts allows injured workers to choose their own treating physician for workers' compensation claims. In states without this right, the employer or insurer selects the doctor, which can affect both the quality of care and the impairment rating you receive.

Your first obligation after a workplace injury in Massachusetts is to notify your employer within 30 days. This is not the same as filing a workers’ compensation claim — it’s a prerequisite. Even if you are unsure whether your injury is serious enough to require workers’ comp benefits, it is safer to report it within the 30-day window. Late notification is a common reason claims are disputed or denied.

Massachusetts’s workers’ compensation system includes vocational rehabilitation benefits for workers whose injuries prevent them from returning to their former positions. This can include career counseling, job retraining programs, tuition assistance, and transitional work placement. These benefits are separate from your disability payments and represent an important resource for long-term recovery and financial stability.

Massachusetts Workers’ Comp Settlement Chart

These are the inputs the settlement formula (rate x weeks x rating) uses in Massachusetts: the weekly compensation rate and its cap, the weeks and waiting rules the state applies, and the guide that sets the impairment rating.

Wage-replacement (TTD) rate60% of average weekly wageTemporary total disability, paid while you cannot work
Maximum weekly benefit$1,796The weekly ceiling, whatever your wage
Minimum weekly benefit$359The weekly floor for low earners
Waiting period5 daysPaid back if disability lasts past 21 days
Maximum TTD weeks156 weeksCap on temporary total disability payments
Maximum PPD weeks260 weeksCap on permanent partial disability payments
Impairment rating guideAMA Guides, 5th EditionSets the impairment percentage in the formula
Illustrative example only, not Massachusetts's schedule

The formula is rate x weeks x rating. On a $1,200 average weekly wage, Massachusetts's 60% rate gives a $720 rate, below the $1,796 maximum. One hundred scheduled weeks at a 10% rating turns that into $7,200. Your own wage, your body part's scheduled weeks and your rating replace every placeholder here; the figure is an illustration, not a prediction for any claim.

Average weekly wage (placeholder)
$1,200
Compensation rate (60% of wages)
$720, below the $1,796 maximum
Scheduled weeks (placeholder)
100 weeks
Impairment rating (placeholder)
10%
Permanent partial award in this example
$7,200

Read more: Workers' Comp Settlement Chart · How Much Does Workers' Comp Pay

How Does Massachusetts Compare?

4 yrs
Filing Deadline
Avg: 1.8 yrs
Modified
Fault System
Modified Comparative Fault (51% Bar)
$1,796
Max Weekly Benefit
Avg: $1,243

Massachusetts Workers' Compensation FAQs

Related Massachusetts Calculators

Had Your Accident in a Different State?

Which state's law applies depends on where the incident occurred, not where you live. Compare neighboring states:

Related Guides

Deeper reading on how workers' compensation claims like yours are valued.

Workers' Comp Settlement Chart by Body Part
How weekly rates, impairment ratings, and scheduled losses actually combine, body part by body part, with your state’s real numbers.
How Much Does Workers' Comp Pay? Rates by State
The two-thirds wage rule, every state’s maximum and minimum weekly benefit, waiting periods, and what comp never pays.
Impairment Rating Payout Chart: 5% to 25% Ratings
How an impairment rating is assigned, the rate-times-weeks-times-rating formula, scheduled versus whole-person ratings, and disputing a low one.
Workers’ Comp Lump Sum Settlement: How to Calculate
How a lump-sum offer is built from remaining benefits, future medical and disputed liability, whether it is taxable, and how long benefits can run by state.
Workers' Comp Claim Denied: What to Do Next
Why claims are denied, how to read the notice, the appeal path from review to hearing, and the evidence that wins.
Whiplash Settlement Amounts
Why insurers discount neck injuries, the WAD severity grades, and what moves an uncomplicated claim into a bigger one.
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Bulge vs. herniation, the treatment-escalation ladder from PT to fusion, and how disc level (L4-L5, C5-C6) shapes a claim.
Concussion Settlement Amounts
Normal scans do not end the claim: symptom duration, post-concussion syndrome, and documenting an invisible injury.
Broken Bone Settlement Amounts
A bone-by-bone guide: wrist to femur, why surgical hardware changes the claim class, and the fractures that settle highest.
Spinal Cord Injury Settlements
For families facing paralysis: lifetime care costs, why catastrophic claims are valued differently, and protecting the claim early.
Shoulder Injury Settlement Amounts
Rotator cuff tears, labrum injuries and dislocations by severity, the surgery and dominant-arm factors, and comp versus fault claims.
Knee Injury Settlement Amounts
Meniscus and ACL tears, fractures and knee replacements by severity, what moves the value, and the scheduled-member logic in comp.

Legal Disclaimer

This calculator uses Massachusetts's statutes as of 2026-09-22. Laws change frequently. This tool provides estimates for informational purposes only and does not constitute legal advice. Verify current rules with a Massachusetts-licensed attorney before making decisions about your case. Learn about our methodology.

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What's My Massachusetts Case Worth?