[Code of Federal Regulations]
[Title 22, Volume 1]
[Revised as of April 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 22CFR121.9]

[Page 435-436]
 
                       TITLE 22--FOREIGN RELATIONS
 
                     CHAPTER I--DEPARTMENT OF STATE
 
PART 121--THE UNITED STATES MUNITIONS LIST--Table of Contents
 
Sec. 121.9  Firearms.

    (a) Category I includes revolvers, pistols, rifles, carbines, fully 
automatic rifles, submachine guns, machine pistols and machine guns to 
.50 inclusive. It includes combat shotguns. It excludes other shotguns 
with barrels 18 or longer, BB, pellet, and muzzle loading 
(black powder) firearms. It also excludes accessories and attachments 
for firearms that do not enhance the usefulness, effectiveness, or 
capabilities of the firearm, its components and parts (e.g. belts, 
slings, after market rubber grips, cleaning kits).

[[Page 436]]

    (b) A firearm is a weapon not over .50 caliber which is designed to 
expel a projectile by the action of an explosive or which may be readily 
converted to do so.
    (c) A rifle is a shoulder firearm which can discharge a bullet 
through a rifled barrel 16 inches or longer.
    (d) A carbine is a lightweight shoulder firearm with a barrel under 
16 inches in length.
    (e) A pistol is a hand-operated firearm having a chamber integral 
with or permanently aligned with the bore.
    (f) A revolver is a hand-operated firearm with a revolving cylinder 
containing chambers for individual cartridges.
    (g) A submachine gun, ``machine pistol'' or ``machine gun'' is a 
firearm originally designed to fire, or capable of being fired, fully 
automatically by a single pull of the trigger.

[58 FR 39287, July 22, 1993, as amended at 64 FR 17533, Apr. 12, 1999]