Is Butterfly Knife Legal in Maine? (2026)
Yes. In Maine, butterfly knife is legal. Butterfly knives (balisongs) are legal to own, carry, and sell in this state. Some municipalities may have local restrictions. Age requirements for purchase typically apply. Carry method (open vs concealed) may be regulated separately..
Key facts
- Status
- Legal
- Permit required
- No
- Jurisdiction
- Maine
- Last reviewed
- 2026-02-15
Butterfly Knife laws in Maine
In Maine, butterfly knives, also known as balisongs, are generally permitted for ownership, possession, and sale for individuals who are legally allowed to own firearms. Maine law does not explicitly prohibit the possession or open carry of butterfly knives. However, the concealed carrying of any knife with a blade exceeding three inches in length is regulated under Maine Revised Statutes Title 17-A, Section 1057, which addresses carrying concealed weapons. While this statute specifically mentions knives over three inches, the general principle of concealed weapon regulations can extend to butterfly knives, making concealed carry potentially subject to restrictions based on blade length and intent. While Maine state law does not impose blanket prohibitions on butterfly knives, it is crucial for residents and visitors to be aware of potential local ordinances. Some municipalities within Maine may have their own regulations that could restrict the possession or brandishing of such knives. Furthermore, federal regulations, particularly those enforced by the Transportation Security Administration (TSA), prohibit butterfly knives from being carried in carry-on luggage on aircraft. Travelers should always verify TSA regulations and airline-specific policies before attempting to transport any bladed instrument. Violations of concealed carry laws in Maine, if applicable to a butterfly knife under specific circumstances, could result in misdemeanor charges, potentially leading to fines and/or imprisonment. The exact penalties would depend on the specific statute violated and the discretion of the prosecuting authorities. Due to the potential for local restrictions and the nuanced nature of concealed carry laws, it is advisable to consult with local law enforcement or legal counsel to ensure full compliance with all applicable state and municipal regulations regarding butterfly knives.
Frequently asked questions
Is butterfly knife legal in Maine for travelers?
For travelers visiting Maine, butterfly knife is currently legal. In Maine, butterfly knives, also known as balisongs, are generally permitted for ownership, possession, and sale for individuals who are legally allowed to own firearms. Maine law does not explicitly prohibit the possession or open carry of butterfly knives. However, the concealed carrying of any knife with a blade exceeding three inches in length is regulated under Maine Revised Statutes Title 17-A, Section 1057, which addresses carrying concealed weapons. While this statute specifically mentions knives over three inches, the general principle of concealed weapon regulations can extend to butterfly knives, making concealed carry potentially subject to restrictions based on blade length and intent. While Maine state law does not impose blanket prohibitions on butterfly knives, it is crucial for residents and visitors to be aware of potential local ordinances. Some municipalities within Maine may have their own regulations that could restrict the possession or brandishing of such knives. Furthermore, federal regulations, particularly those enforced by the Transportation Security Administration (TSA), prohibit butterfly knives from being carried in carry-on luggage on aircraft. Travelers should always verify TSA regulations and airline-specific policies before attempting to transport any bladed instrument. Violations of concealed carry laws in Maine, if applicable to a butterfly knife under specific circumstances, could result in misdemeanor charges, potentially leading to fines and/or imprisonment. The exact penalties would depend on the specific statute violated and the discretion of the prosecuting authorities. Due to the potential for local restrictions and the nuanced nature of concealed carry laws, it is advisable to consult with local law enforcement or legal counsel to ensure full compliance with all applicable state and municipal regulations regarding butterfly knives.
Do I need a permit for butterfly knife in Maine?
Maine does not specifically require a permit for butterfly knife, though general regulations apply.
Can I transport butterfly knife through Maine?
Transport laws for butterfly knife in Maine depend on the specific item and your route. Generally, transport is allowed if you comply with state regulations. Always check states you pass through.
What are the penalties for butterfly knife violations in Maine?
Penalties for butterfly knife violations in Maine vary based on the specific offense. Always verify current laws before traveling.