What agency regulates all gun trade between the US and foreign nations and collects taxes on all firearms importers manufacturers and dealers?

The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) regulates all gun trade between the United States and foreign nations. It oversees the import and export of firearms and ammunition, ensuring compliance with Federal Laws. Additionally, the ATF collects taxes from firearms importers, manufacturers, and dealers under the National Firearms Act and the Gun Control Act.