Is Butterfly Knife Legal in New York? (2026)

Key facts

Status

Prohibited

Permit required

No

Jurisdiction

New York

Last reviewed

2026-04-09

Butterfly Knife laws in New York

In New York, butterfly knives, also known as balisongs, are classified as prohibited weapons under **New York Penal Law § 265.01(1)**. This statute defines criminal possession of a weapon in the fourth degree to include possession of any switchblade knife, which encompasses butterfly knives. The possession, manufacture, sale, and importation of such weapons are generally illegal within the state. Violations of New York Penal Law § 265.01(1) are typically classified as a Class A misdemeanor. Penalties for a Class A misdemeanor can include up to one year in jail, a fine of up to $1,000, or both. More serious charges, such as those involving intent to use the weapon unlawfully, could potentially escalate to felony offenses. New York law does not provide explicit exceptions for collectors or for the display of butterfly knives. While some states may have provisions allowing for antique weapons or specific defense purposes, New York's prohibition is broad. Travelers within New York should be aware that possessing a butterfly knife is illegal, and law enforcement may not distinguish between open and concealed carry. Furthermore, the Transportation Security Administration (TSA) prohibits butterfly knives in carry-on luggage on commercial aircraft. Residents should also be mindful that local municipal ordinances may impose additional restrictions beyond state law.

Frequently asked questions

Is butterfly knife legal in New York for travelers?

For travelers visiting New York, butterfly knife is currently prohibited. In New York, butterfly knives, also known as balisongs, are classified as prohibited weapons under **New York Penal Law § 265.01(1)**. This statute defines criminal possession of a weapon in the fourth degree to include possession of any switchblade knife, which encompasses butterfly knives. The possession, manufacture, sale, and importation of such weapons are generally illegal within the state. Violations of New York Penal Law § 265.01(1) are typically classified as a Class A misdemeanor. Penalties for a Class A misdemeanor can include up to one year in jail, a fine of up to $1,000, or both. More serious charges, such as those involving intent to use the weapon unlawfully, could potentially escalate to felony offenses. New York law does not provide explicit exceptions for collectors or for the display of butterfly knives. While some states may have provisions allowing for antique weapons or specific defense purposes, New York's prohibition is broad. Travelers within New York should be aware that possessing a butterfly knife is illegal, and law enforcement may not distinguish between open and concealed carry. Furthermore, the Transportation Security Administration (TSA) prohibits butterfly knives in carry-on luggage on commercial aircraft. Residents should also be mindful that local municipal ordinances may impose additional restrictions beyond state law.

Do I need a permit for butterfly knife in New York?

New York does not specifically require a permit for butterfly knife, though general regulations apply.

Can I transport butterfly knife through New York?

Transport laws for butterfly knife in New York depend on the specific item and your route. Since this is prohibited in New York, transporting through the state carries legal risk. Always check states you pass through.

What are the penalties for butterfly knife violations in New York?

Penalties for butterfly knife violations in New York vary based on the specific offense. Always verify current laws before traveling.