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Publications

ATF occasionally issues publications to inform the industries it regulates and the general public about the laws and regulations administered and enforced by ATF. These include guidebooks, newsletters, brochures, studies, and reports.

Document type Description Category
Regulatory 1975-31 - Meaning of the Terms "Engaged in the Business" [PDF - 12.37 KB]

Explosives manufacturer license required for certain companies that manufacture explosive materials for use in their own operations.

Published/Revised:

Explosives
Regulatory 1975-21 - Construction of Storage Facilities by the Department of Defense - Concrete Floors [PDF - 13.74 KB]

Certain explosives storage facilities meeting standards of construction prescribed by the Department of Defense Explosives Safety Board are approved.

Published/Revised:

Explosives
Regulatory 1975-20 - Meaning of Terms "Inhabited Building" [PDF - 14.65 KB]

An office or repair shop used in connection with the manufacture, etc., of explosive materials are not "inhabited buildings."

Published/Revised:

Explosives
Regulatory 1975-7 - Small Caliber Penguns [PDF - 50.38 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.

Published/Revised:

Firearms
Regulatory 1975-27 - Renewed Federal Firearms License Conduct of Business [PDF - 66.63 KB]

A firearms licensee may continue operations until his renewal application for a license is finally acted upon.

Published/Revised:

Firearms
Regulatory 1974-8 - NFA Firearms for Official Use Only [PDF - 67.45 KB]

When NFA firearms are registered on Form 10 by governmental entities, subsequent transfers of such firearms shall be made only to other governmental entities.

Published/Revised:

Firearms
Regulatory 1974-13 - Importation of Firearms by Members of the U.S. Armed Forces [PDF - 25.42 KB]

A member of the U.S. Armed Forces who is a resident of any state or territory which requires that a permit or other authorization be issued prior to possessing or owning a handgun shall submit evidence of compliance with state law when applying to import a handgun.

Published/Revised:

Firearms
Regulatory 1974-20 - Disposition of Replacement Firearms [PDF - 107.08 KB]

Form 4473 shall not be required to record disposition of a like replacement firearm when such firearm is delivered by a licensee to the person from whom the malfunctioning or damaged firearm was received, provided such disposition is recorded in the licensee's permanent records.

Published/Revised:

Firearms
Regulatory 1973-19 - Bonafide Firearms Consultants and Business Premises [PDF - 72.96 KB]

Because of the nature of operations conducted by a consultant or expert, he shall not be required to have business premises open to the general public or to have regular business hours.

Published/Revised:

Firearms
Regulatory 1973-13 - Gunsmithing Premises and Regular Business Hours [PDF - 27.32 KB]

Because of the nature of operations conducted by a gunsmith, he shall not be required to have business premises open to the general public or to have regular business hours.

Published/Revised:

Firearms
Regulatory 1973-9 - Federal Firearms Licensees at Multiple Locations and Common Expiration Dates [PDF - 27.14 KB]

Licensed firearms or ammunition dealers operating at multiple locations may establish a common expiration date for all licenses.

Published/Revised:

Firearms
Regulatory ATF Industry Circular: 1958-109-Licensing Requirements Under Federal Firearms Act [PDF - 327.03 KB]

Any person engaged in the business of selling firearms or pistol or revolver ammunition which are received in interstate commerce, either directly or indirectly, must obtain a Federal Firearms license.

Published/Revised:

Firearms
Regulatory 1957-34 - Classification of 4-inch Diameter Barrel Extension [PDF - 230.15 KB]

Classification of a 4-inch diameter barrel extension

Published/Revised:

Firearms
Last Updated: January 15, 2026

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