Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Firearms 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 Title and Description
Regulatory 2010-1 - Temporary Assignment of a Firearm by an FFL to an Unlicensed Employee [PDF - 19.5 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 Industry Circular 72-23 is no longer in effect.

Published/Revised:

Regulatory 2009 - July - Tennessee - Passage of the Tennessee Firearms Freedom Act [PDF - 73.33 KB]

The purpose of this open letter is to provide guidance on your obligations as a federal firearms licensee (FFL) with respect to the passage of the Tennessee Firearms Freedom Act that took effect on June 19, 2009. 

Published/Revised:

Regulatory 2009 - July - Montana - Guidance Regarding Montana Firearms Freedom Act [PDF - 72.71 KB]

The purpose of this letter is to provide guidance on your obligations as a federal firearms licensee (FFL) and the passage of the Montana Firearms Freedom Act.

Published/Revised:

Regulatory 2009 - July - All FFLs - Selling or Delivering Firearms Frames or Receivers [PDF - 103.66 KB]

The purpose of the this open letter is to provide guidance on certain regulatory requirements and definitions under the Gun Control Act of 1968 (GCA) about selling or delivering firearm frames or receivers.

Published/Revised:

Publication Federal Firearms Prohibitions Under 18 U.S.C. § 922(g)(4) – Persons Adjudicated as a Mental Defective or Committed to a Mental Institution - ATF I 3310.4 [PDF - 99.72 KB]

Any person who has been "adjudicated as a mental defective" or "committed to a mental institution" is prohibited under Federal law from shipping, transporting, receiving, or possessing any firearm or ammunition. Violation of this Federal offense is punishable by a fine of $250,000 and/or imprisonment of up to ten years.

Published/Revised:

Regulatory 2009 - January - All FFLs - Use and Acceptance of Electronically Transmitted PCS Military Orders [PDF - 180.3 KB]

The purpose of this open letter is to provide guidance on the use and acceptance of electronically transmitted permanent change of station (PCS) military order to establish a transferee's state of residence.

Published/Revised:

Regulatory 2009-2 - Installation of Drop In Replacement Parts [PDF - 14.71 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.

Published/Revised:

Regulatory 2008 - August - All FFLs - Clarification for FFLs on Obtaining a Marking Variance [PDF - 121.73 KB]

The purpose of this letter is to advise you of an important clarification to the manner in which a Federal Firearms License holder can obtain a marking variance from the provisions of 27 CFR 478.92. 

Published/Revised:

Regulatory 2008 - August - South Carolina - All FFLs - Amendment to South Carolina Law Prohibiting Handgun Sales to Persons Under 18 Years of Age [PDF - 103.51 KB]

The purpose of this letter is to advise you that the recent amendment to Section 16-23-30, Code of Laws of South Carolina, 1976, relating to the unlawful sale of handguns to certain person, so as to prohibit the sale of a handgun to persons under eighteen years of age rather than under twenty-one years of age has no effect on federal firearms laws and regulations.

Published/Revised:

Regulatory 2008 - June - All FFLs - Clarification for Firearms Importers on the Importability of Firearms Barrels [PDF - 178.41 KB]

The purpose of this open letter is to provide guidance to federally licensed firearms importers and registered importers of U.S. Munitions Import List Articles and clarification on the importability of firearms barrels.

Published/Revised:

Regulatory 2008 - May - All FFLs - Security Firms Temporarily Assigning Firearms to Unlicensed Employees [PDF - 95.91 KB]

The purpose of this open letter is to inform security firms and other persons who have federal firearms licenses (FFLs), and who may temporarily assign firearms to their unlicensed employees in furtherance of legitimate business purposes, of the statutory and regulatory requirements that affect them.

Published/Revised:

Regulatory 2008 - May - Nevada- All FFLs - Nevada's Carry Concealed Weapon Permits No Longer Qualify as NICS Check Alternative [PDF - 92.51 KB]

The purpose of this letter is to advise you that beginning July 1, 2008, Nevada's Carry Concealed Weapon (CCW) permits will no longer qualify as an alternative to a National Instant Criminal Background Check System (NICS) check.

Published/Revised:

Last Updated: December 2, 2025

ATF.gov

An official website of the U.S. Department of Justice

Looking for U.S. government information and services?
Visit USA.gov