Oklahoma Weapons & Self-Defense Laws (2026)

Body armor is legal with restrictions to purchase and wear in Oklahoma for civilians without felony convictions. No significant legislative changes to the controlling statute, 21 O.S.

Oklahoma Statutes Title 21 § 1289.1 prohibits possession of brass knuckles unless used for lawful purposes such as by law enforcement. Sale and manufacture are also prohibited.

Butterfly knives are legal to own and carry in Oklahoma with no specific restrictions beyond general knife laws. No significant legislative changes in recent years.

Oklahoma allows permitless concealed carry for residents 21 and older under 21 O.S. § 1290.10, effective November 1, 2019. Non-residents must have a valid permit.

Flamethrowers are legal to own and use in Oklahoma with no state-level restrictions. No significant legislative changes regarding flamethrowers in recent years.

Nunchucks are legal to own and possess in Oklahoma with no specific restrictions. No significant changes in recent years.

Open carry of firearms is legal with restrictions in Oklahoma without a permit for adults who are legally allowed to possess firearms. Oklahoma became a constitutional carry state in 2019, which was the last major change to its carry laws.

Pepper Spray Restrictions are legal with restrictions in Oklahoma. There is no minimum age for possession, but misuse can lead to criminal charges under assault laws.

Suppressors / Silencers are legal with restrictions in Oklahoma. Oklahoma does not have state laws restricting suppressors beyond federal law.

Oklahoma law permits the possession, sale, and carry of switchblades and automatic knives. There are no state statutes restricting these knives, and they are treated like other knives under Oklahoma law.

Tasors and stun guns are legal to purchase and possess without a permit in Oklahoma. It is a felony to discharge one at a law enforcement officer or other first responder.