The Federal Bureau of Alcohol, Tobacco, and Firearms (ATF) is the federal agency responsible for enforcing gun laws. The US laws regulating firearm sales are mostly contained in the Code of Federal Regulations, Part 478 - Commerce in Firearms and Ammunition. The ATF has the laws excepted into a series of Frequently Asked Questions. States and local governments have the ability to make laws affecting gun ownership. The ATF has compiled information on the various state laws; click here to view this information.

California residents: handguns must pass a 'drop test' to be legal to bring into or sell in the leftist state of California. Visit the CA DOJ Certification List page.