Is Brass Knuckles Legal in Massachusetts? (2026)
No — Brass Knuckles are illegal in Massachusetts as of 2026.
Law changed in 2023: There have been no significant changes to Massachusetts law regarding brass knuckles in the 2023-2026 period. The state maintains a strict prohibition.
Quick Answer
In Massachusetts, brass knuckles are classified as a dangerous weapon and are illegal to possess, carry, or sell. Under Massachusetts General Laws Chapter 269, Section 10, possession of such weapons is prohibited except for law enforcement or other authorized persons.
What the Law Says
Massachusetts law prohibits the possession of brass knuckles.
— Massachusetts General Laws Chapter 269, Section 10
| Category | Details |
|---|---|
| Possession | Illegal to possess without proper authorization. |
| Sale & Purchase | Illegal to sell or transfer. |
| Penalties | Possession is a misdemeanor punishable by up to 2.5 years in prison and/or fines. |
| Age Restriction | None (possession is prohibited regardless of age). |
| Pending Legislation | None known |
There have been no significant changes to Massachusetts law regarding brass knuckles in the 2023-2026 period. The state maintains a strict prohibition.
Enforcement Reality
Massachusetts law strictly prohibits the possession, sale, and manufacture of brass knuckles. They are considered a dangerous weapon, and possession is a criminal offense.
A common mistake is believing that a license to carry a firearm allows for the possession of other dangerous weapons like brass knuckles. This is incorrect, as the law specifically bans them.
Local Exceptions
None identified. State law applies uniformly across Massachusetts. Local ordinances may still vary — check with your city or county government for any additional rules.
Real-World Scenarios: Brass Knuckles in Massachusetts
Can You Fly With Brass Knuckles Out of Massachusetts?
Since brass knuckles is illegal in Massachusetts, bringing it to the airport compounds your legal exposure. You're now dealing with both state law and federal jurisdiction. Don't do it.
Can You Cross State Lines With Brass Knuckles From Massachusetts?
This is where people get burned. Massachusetts treats brass knuckles as illegal, but neighboring Vermont treats it as legal. The law changes at the state line — not gradually, not with a warning sign, instantly. "I bought it legally" is not a defense in the new state. Interstate highways near the Massachusetts/Vermont border are known enforcement corridors. If you're driving with out-of-state plates in a state where brass knuckles is illegal, you're a target.
Bottom Line
Brass Knuckles are illegal in Massachusetts. Possession or use can result in criminal charges. Do not assume enforcement is lax — penalties are real. Consult a licensed attorney if you have specific questions.
Massachusetts vs. the Rest of the US
Across the US, carrying brass knuckles is fully legal in 2 states, restricted in 8, and illegal in 40. Massachusetts falls in the ILLEGAL category.
View the full 50-state map →Body Armor Laws Guide
This topic is closely related to body armor and self-defense laws.
Reviewed by cross-referencing the cited state statute against current legislative databases and regulatory publications.
Sources & Verification
This page was reviewed by Ethan Harper by comparing the legal status against the cited state statute. AllowedHere is an informational resource and does not provide legal advice. Consult a licensed attorney for guidance specific to your situation.
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