Rules and Regulations Library

Title Description Category Document Type
1976-15 - Acquisition and Disposition of Pawned Firearms (52 KB)

Certain reporting and recordkeeping requirements of pawnbrokers are explained.

Firearms Ruling
1976-18 - Alternate Bullet-Resistant Construction Standards for Explosives Magazines (21 KB)
ATF prescribes alternate bullet resistance construction standards for explosives storage facilities.
Explosives Ruling
1976-22 - Qualifying Tax Free Transfers (85 KB)

Mere possession of a license and a special tax stamp as a dealer in firearms does not qualify a person to receive firearms transfer-tax-free. Rev. Rul. 58-432 superseded.

Firearms Ruling
1982-2 - KG-9 Pistol as NFA Weapon (26 KB)

The KG-9 pistol is a machinegun as defined in the National Firearms Act.

Firearms Ruling
2005-4 - A Ported Device Attached to the Barrel of a Paintball Gun (14 KB)
Certain integral devices intended to diminish the report of paintball guns are not “firearm silencers” or “firearm mufflers” under the Gun Control Act of 1968 or the National Firearms Act.
Firearms Ruling
1982-8 - SM10, SM11A Pistols and SAC Carbines as NFA Weapons (28 KB)

The SM10 and SM11A1 pistols and SAC carbines are machineguns as defined in the National Firearms Act.

Firearms Ruling
1983-5 - STEN MK II as NFA Weapon (24 KB)
The YAC STEN MK II carbine is a machinegun as defined in the National Firearms Act.
Firearms Ruling
2006-2 - Classification of Devices Exclusively Designed to Increase the Rate of Fire of a Semiautomatic Firearm (68 KB)
The NFA and GCA definition of machinegun includes a part or parts designed and intended for use in converting a weapon into a machinegun. This language includes a device that, when activated by a single pull of the trigger, initiates an automatic firing cycle that continues until the finger is released or the ammunition supply is exhausted.
Firearms Ruling
1985-10 - Surplus Military Frames or Receivers, Alone, Denied Importation (32 KB)

Surplus military firearms frames or receivers alone not specifically classified as curios or relics by ATF will be denied importation.

Firearms Ruling
2007-1 - Maintaining Required Explosives Records in Computerized Form (17 KB)
Under specified conditions, approval is granted to utilize computerized records as required records under 27 CFR 555, Subpart G.
Explosives Ruling
1985-2 - Importation of NFA Firearms as Sales Samples (29 KB)

A National Firearms Act (NFA) firearm may not be imported for use as a sample for sales to law enforcement agencies if the firearm is a curio or relic unless it is established that the firearm is particularly suitable for use as a law enforcement weapon.

Firearms Ruling
2007-2 - Temporary Storage of Display Fireworks (70 KB)
Under specified conditions, display fireworks may be temporarily stored in locked, attended motor vehicles at explosives magazine site(s) and fireworks display site(s) without meeting 27 CFR 555.210 locking requirements provided certain security measures are in place.
Explosives Ruling
1994-1 - USAS-12 Shotgun as NFA Weapon (34 KB)

The USAS-12 shotgun has a bore of more than one-half inch in diameter and is not generally recognized as particularly suitable for sporting purposes. Therefore, it is classified as a destructive device for purposes of the National Firearms Act, 26 U.S.C. Chapter 53.

Firearms Ruling
2007-3 - Preloading and Temporary Storage of Blasting Agents on Bulk Delivery Vehicles (14 KB)
Under specified conditions, blasting agents may be stored in mobile type 5 magazines (bulk trucks) without meeting 27 CFR 555.211 immobilization requirements.
Explosives Ruling
1994-2 - Striker 12 Shotgun Defined as NFA Weapon (35 KB)

The Striker-12/Streetsweeper shotgun has a bore of more than one-half inch in diameter and is not generally recognized as particularly suitable for sporting purposes. Therefore, it is classified as a destructive device for purposes of the National Firearms Act, 26 U.S.C. Chapter 53.

Firearms Ruling
2008-1 - Fabrique Nationale Herstal SA (FN) FNC Rifle (12 KB)
The upper assembly of the Fabrique Nationale Herstal SA (FN) FNC rifle is classified as the receiver of the firearm for purposes of the Gun Control Act, 18 U.S.C. Chapter 44, and the National Firearms Act, 26 U.S.C. Chapter 53.
Firearms Ruling
1995-3 - 37/38mm Gas/Flare Guns with Anti-Personnel Ammunition are Defined as NFA Weapons (31 KB)

37/38 mm gas/flare guns possessed with cartridges containing wood pellets, rubber pellets or balls, or bean bags are classified as destructive devices for purposes of the Gun Control Act, 18 U.S.C. Chapter 44, and the National Firearms Act, 26 U.S.C. Chapter 53.

Document Number:

Firearms Ruling
1996-2 - Estate Sale Auctioneers and FFL Requirements (32 KB)

Auctioneers who regularly conduct consignment-type auctions of firearms, e.g., held every 1-2 months, on behalf of firearms owners where the auctioneer takes possession pursuant to a consignment contract with the owner of the firearms, giving the auctioneer authority to sell the firearms and providing for a commission to be paid upon such sale, are required to obtain a license as a dealer in firearms.

Firearms Ruling
2009-1 - Firearms Manufacturing Activities-Camouflaging or Engraving Firearms (339 KB)
Licensing requirements under the GCA for persons engaging in the business, activity or process that primarily adds to or changes a firearm's appearance, by camouflaging a firearm by painting, dipping, or applying tape, or by engraving the external surface of a firearm.
Firearms Ruling
2009-2 - Installation of Drop In Replacement Parts (12 KB)
Licensing requirements under the GCA for any person who installs “drop in” replacement parts in or on existing, fully assembled firearms. A “drop in” replacement part is one that can be installed in or on an existing, fully assembled firearm without drilling, cutting, or machining. A replacement part, whether factory original or otherwise, has the same design, function, substantially the same dimensions, and does not otherwise affect the manner in which the weapon expels a projectile by the action of an explosive.
Firearms Ruling
2009-3 - Storage of Explosives in Law Enforcement Explosives Response Vehicles (24 KB)
Under specific conditions, State and local bomb technicians and explosives response teams may store a limited amount of explosive materials within official response vehicles.
Explosives Ruling
2009-5 - Firearms Manufacturing Activities Identification Markings of Firearms (16 KB)
Exception to marking requirements for licensed manufacturers who perform a manufacturing process on firearms for, or on behalf of, another licensed manufacturer, provided such firearms already have been properly marked with a serial number and other identifying markings required by 27 CFR 478.92(a) and 479.102(a), provided all other requirements stated in this ruling have been met.
Firearms Ruling
2010-1 - Temporary Assignment of a Firearm by an FFL to an Unlicensed Employee (20 KB)
Requirements for temporary assignment of a firearm by an FFL to its unlicensed employees for bona fide business purposes, where the actual custody of the firearm is transferred for a limited period of time, and where title and control of the firearm remain with the FFL; and by an FFL to its unlicensed agents, contractors, volunteers, or any other person who is not an employee of the FFL, even for bona fide business purposes. Supersedes Revenue Ruling 69-248 and modifies ATF Ruling 73-19. Industry Circular 72-23 is no longer in effect.
Firearms Ruling
2010-2 - Visibility of Marks on Explosives Containers Stored in Magazines (24 KB)
ATF authorizes alternate storage of containers of explosive materials in magazines so that marks are not visible, provided all of the requirements stated in this ruling are met.
Explosives Ruling
1976-25 - Recordkeeping Requirements Salvaged Firearms (69 KB)

Recordkeeping requirements for Title I firearms from which parts are salvaged for use in repairing firearms are clarified.

Firearms Ruling
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