ATF stands for The Bureau of Alcohol, Tobacco and Firearms they are basically a law enforcement organization within the United States Department of Treasury with unique responsibilities dedicated to reducing violent crimes , collecting revenue, and protecting the public. ATF enforces the Federal laws and regulations relating to alcohol, tobacco, firearms, explosives and arson by working directly and in cooperation with others to: Suppress and prevent crime and violence through enforcement, regulation, and community outreach, Ensure fair and proper revenue collection, Provide fair and effective industry regulation, Support and assist Federal, State,