§ 4082. Definitions
As used in this subchapter:
(1) “Federal firearms licensee” means a federally licensed firearm dealer, federally licensed
firearm importer, and federally licensed firearm manufacturer.
(2) “Federally licensed firearm dealer” means a licensed dealer as defined in 18 U.S.C. § 921(a)(11).
(3) “Federally licensed firearm importer” means a licensed importer as defined in 18 U.S.C. § 921(a)(9).
(4) “Federally licensed firearm manufacturer” means a licensed manufacturer as defined
in 18 U.S.C. § 921(a)(10).
(5) “Fire control component” means a component necessary for the firearm to initiate,
complete, or continue the firing sequence, including any of the following: hammer,
bolt, bolt carrier, breechblock, cylinder, trigger mechanism, firing pin, striker,
or slide rails.
(6) “Frame or receiver of a firearm” means a part of a firearm that, when the complete
firearm is assembled, is visible from the exterior and provides housing or a structure
designed to hold or integrate one or more fire control components, even if pins or
other attachments are required to connect the fire control components. Any part of
a firearm imprinted with a serial number is presumed to be a frame or receiver of
a firearm unless the Federal Bureau of Alcohol, Tobacco, Firearms and Explosives makes
an official determination otherwise or there is other reliable evidence to the contrary.
(7) “Three-dimensional printer” means a computer-aided manufacturing device capable of
producing a three-dimensional object from a three- dimensional digital model through
an additive manufacturing process that involves the layering of two-dimensional cross
sections formed of a resin or similar material that are fused together to form a three-dimensional
object.
(8) “Unfinished frame or receiver” means any forging, casting, printing, extrusion, machined
body, or similar article that has reached a stage in manufacture when it may readily
be completed, assembled, or converted to be used as the frame or receiver of a functional
firearm or that is marketed or sold to the public to become or be used as the frame
or receiver of a functional firearm once completed, assembled, or converted.
(9) “Violent crime” has the same meaning as in section 4017 of this title. (Added 2023, No. 120 (Adj. Sess.), § 1, eff. February 28, 2025.)