CFR Title 27 Parts 1 to 39|Code of Federal Regulations Title 27 Alcohol, Tobacco Products and Firearms Revised as of April 1, 2016 Title 27-ALCOHOL, TOBACCO PRODUCTS AND FIREARMS is composed of three volumes: Parts 1-39, parts 40-399, and part 400 to end. The contents of these volumes represent all current regulations issued by the Alcohol and Tobacco Tax and Trade Bureau, Department of the Treasury, and the Bureau of Alcohol, Tobacco, Firearms, and Explosives, Department of Justice, as of April 1, 2016. Title 27-Alcohol, Tobacco Products and Firearms (This book contains parts 1 to 39) Part CHAPTER I-Alcohol and Tobacco Tax and Trade Bureau, Department of the Treasury...... 1 ABBREVIATIONS USED IN THIS CHAPTER: ATF = Alcohol, Tobacco and Firearms. T.D. = Treasury Decision. TTB = Alcohol and Tobacco Tax and Trade Bureau.