To amend title 18, United States Code, to provide that certain muzzle loading firearms are to be treated as antique firearms for purposes of the Federal firearms laws.

Amends the Federal criminal code to treat the following as an antique firearm for purposes of the Federal firearms laws: any firearm in which black powder and a projectile are loaded through the muzzle, and such powder is ignited by a percussion-activated ignition system to expel the projectile, and which does not use fully assembled or fixed, rimfire, or conventional centerfire ammunition.