Rules and Regulations Library

Title Description Category Document Type
2003-1 — Importation of Browning M1919 Type Receivers for Unrestricted Commercial Sale (217 KB)

An ATF-approved method of destruction for the Browning M1919 type machinegun will result in the severed portions of the receiver being importable for unrestricted commercial sale.

Firearms Ruling
1980-20 - Rifle Bore Tasers as Firearms (24 KB)

A hand-held device with a hand grip bent at an angle to the bore and having a rifled bore which is designed to expel, by means of an explosive, two electrical contacts (barbs) connected by two wires to a high voltage source within the device is classified as a firearm. ATF Rul. 76-6 is amplified.

Firearms Ruling
2003-2 — Importation of FN FAL Type Receivers for Unrestricted Commercial Sale (182 KB)

An ATF-approved method of destruction for the FN FAL type machinegun will result in the severed portions of the receiver being importable for unrestricted commercial sale.

Firearms Ruling
1980-21 - Identification of State of Residency for Out-of-State College Students (23 KB)

An out-of-State college student may establish residence in a State by residing and maintaining a home in a college dormitory or in a location off-campus during the school term.

Firearms Ruling
2003-3 — Importation of Heckler & Koch G3 Type Receivers for Unrestricted Commercial Sale (231 KB)

An ATF-approved method of destruction for the Heckler & Koch G3 type machinegun will result in the severed portions of the receiver being importable for unrestricted commercial sale.

Firearms Ruling
1980-8 - Importation of Surplus Military Firearms for Law Enforcement (25 KB)

Applications to import surplus military firearms or nonsporting firearms or ammunition for individual law enforcement officers for official use must be accompanied by the agency’s purchase order.

Firearms Ruling
2003-4 - Importation of Sten Type Receivers for Unrestricted Commercial Sale.pdf (188 KB)

An ATF-approved method of destruction for the Sten type machinegun will result in the severed portions of the receiver being importable for unrestricted commercial sale.

Firearms Ruling
1981-3 - Importation of Firearms Acquired Outside the U.S. by U.S. Citizens (30 KB)

Nonresident U.S. citizens returning to the United States and nonresident aliens lawfully immigrating to the United States may obtain a permit to import firearms acquired outside of the United States, provided such firearms may be lawfully imported.

Firearms Ruling
2003-5 - Distribution of Explosives to Limited Permittees (50 KB)
Distributors distributing explosive materials via common or contract carrier to limited permittees may verify receipt of the materials by telephone, facsimile, e-mail, or other means within three business days of shipment.  ATF Form 5400.4 notation requirements.
Explosives Ruling
1975-31 - Meaning of the Terms "Engaged in the Business" (13 KB)
Explosives manufacturer license required for certain companies that manufacture explosive materials for use in their own operations.
Explosives Ruling
1975-7 - Small Caliber Penguns (51 KB)

A small caliber weapon ostensibly designed to expel only tear gas, similar substances, or pyrotechnic signals, which may readily be converted to expel a projectile by means of an explosive, classified as a firearm.

Firearms Ruling
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
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