27 CFR 478.151 and 18 USC 922 Unlawful Acts

18 U.S.C. 922. - Unlawful acts

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(r)

It shall be unlawful for any person to assemble from imported parts any semiautomatic rifle or any shotgun which is identical to any rifle or shotgun prohibited from importation under section 925(d)(3) of this chapter as not being particularly suitable for or readily adaptable to sporting purposes except that this subsection shall not apply to -

(1)

the assembly of any such rifle or shotgun for sale or distribution by a licensed manufacturer to the United States or any department or agency thereof or to any State or any department, agency, or political subdivision thereof; or

(2)

the assembly of any such rifle or shotgun for the purposes of testing or experimentation authorized by the Secretary.

TITLE 27--ALCOHOL, TOBACCO PRODUCTS AND FIREARMS

PART 478--COMMERCE IN FIREARMS AND AMMUNITION--Table of Contents

Sec. 478.39 Assembly of semiautomatic rifles or shotguns.

(a) No person shall assemble a semiautomatic rifle or any shotgun

using more than 10 of the imported parts listed in paragraph (c) of this

section if the assembled firearm is prohibited from importation under

section 925(d)(3) as not being particularly suitable for or readily

adaptable to sporting purposes.

(b) The provisions of this section shall not apply to:

(1) The assembly of such rifle or shotgun for sale or distribution

by a licensed manufacturer to the United States or any department or

agency thereof or to any State or any department, agency, or political

subdivision thereof; or

(2) The assembly of such rifle or shotgun for the purposes of

testing or experimentation authorized by the Director under the

provisions of Sec. 478.151; or

(3) The repair of any rifle or shotgun which had been imported into

or assembled in the United States prior to November 30, 1990, or the

replacement of any part of such firearm.

(c) For purposes of this section, the term imported parts are:

(1) Frames, receivers, receiver castings, forgings or stampings

(2) Barrels

(3) Barrel extensions

(4) Mounting blocks (trunions)

(5) Muzzle attachments

(6) Bolts

(7) Bolt carriers

(8) Operating rods

(9) Gas pistons

(10) Trigger housings

(11) Triggers

(12) Hammers

(13) Sears

(14) Disconnectors

(15) Buttstocks

(16) Pistol grips

(17) Forearms, handguards

(18) Magazine bodies

(19) Followers

(20) Floorplates

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Sec. 478.151 Semiautomatic rifles or shotguns for testing or experimentation.

(a) The provisions of Sec. 478.39 shall not apply to the assembly of

semiautomatic rifles or shotguns for the purpose

of testing or experimentation as authorized by the Director.

(b) A person desiring authorization to assemble nonsporting

semiautomatic rifles or shotguns shall submit a written request, in

duplicate, to the Director. Each such request shall be executed under

the penalties of perjury and shall contain a complete and accurate

description of the firearm to be assembled, and such diagrams or

drawings as may be necessary to enable the Director to make a

determination. The Director may require the submission of the firearm

parts for examination and evaluation. If the submission of the firearm

parts is impractical, the person requesting the authorization shall so

advise the Director and designate the place where the firearm parts will

be available for examination and evaluation.