15 U.S.C. § 1245 — Ballistic knives

(a) A person who knowingly possesses, makes, sells, or imports a ballistic knife in or affecting interstate commerce^*, in a United States territory or possession, in Indian country (as defined in section 1151 of title 18), or in the special maritime and territorial jurisdiction of the United States (as defined in section 7 of title 18), may be fined as provided in title 18, imprisoned for up to ten years, or both.

(b) A person who possesses or uses a ballistic knife while committing a Federal crime of violence may be fined as provided in title 18, imprisoned for at least five and at most ten years, or both.

(c) The exceptions in section 1244(1), (2), and (3) for switchblade knives also apply to ballistic knives under subsection (a).

(d) This section uses “ballistic knife” to mean a knife with a detachable blade propelled by a spring-operated mechanism. This section does not otherwise define “Federal crime of violence,” “Indian country,” “special maritime and territorial jurisdiction,” or the other quoted terms.