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(Penal Code area 17235 & 21510.) In Hawaii, it is illegal to have, produce, offer, transfer, or transport any balisong/Butterfly-type knife. In Kansas, there were as soon as legal restrictions on butterfly knives, nevertheless, since July 2013, the Kansas Comprehensive Knife Rights Act decriminalized the carrying of all types of bladed weapons.

In Chicago it is unlawful to bring a hidden knife with a blade longer than 2. 5 inches. Hidden bring of a double-edged knife is prohibited. Automatic (switchblade) and gravity knives are forbidden. In Indiana it is legal to own and carry a butterfly knife both open or hidden. In butterfly knife tricks , the balisong is legal for concealed and open carrying anywhere one is not otherwise prohibited from carrying a hidden lethal weapon.
In Maine, it is legal to own sell and carry. In Massachusetts, the balisong is legal for concealed and open bring so long as it does not" [present] an objective threat of threat to an individual of sensible and typical perceptiveness." Restrictions likewise apply depending on the area of the individual carrying the knife (such as within a public school).


In New Jersey the criminal law, NJSA 2C:39 -1, recommends balisongs are prohibited but the question of legality or illegality is an open concern. In New Mexico, possession of a butterfly knife is unlawful, due to the fact that the butterfly knife is a "switchblade" within the significance of the statute making ownership of switchblades illegal.
Zuniga, 303 A.D. 2d 773 (second Dept. 2003)] However, the law prohibiting gravity knives was found to be unconstitutional and their possession was decriminalized in 2019. In North Carolina, people are allowed to carry most pocketknives the majority of the time. Statute S.14-269, which forbids the hidden carrying of any "bowie knife, dirk, dagger", or "other fatal weapon of like kind" does not apply to an "common swiss army knife carried in a closed position".
In Ohio, it is legal to own a balisong and carry it honestly, and illegal to bring hidden, as it is considered a fatal weapon. in Oklahoma, the balisong is legal for open carry but is illegal to bring hidden. In Oregon, it is unlawful to bring a hidden balisong.