CHAPTER II—BUREAU OF ALCOHOL, TOBACCO, FIREARMS, AND EXPLOSIVES, DEPARTMENT OF JUSTICE
- SUBCHAPTER B—FIREARMS AND AMMUNITION (parts 400 to 479)
- SUBCHAPTER C—EXPLOSIVES (parts 555 to 555)
- SUBCHAPTER D—MISCELLANEOUS REGULATIONS RELATING TO ALCOHOL AND TOBACCO (parts 646 to 646)