CFR > Title 27 - Alcohol, Tobacco Products and Firearms > CHAPTER II—BUREAU OF ALCOHOL, TOBACCO, FIREARMS, AND EXPLOSIVES, DEPARTMENT OF JUSTICE > SUBCHAPTER B—FIREARMS AND AMMUNITION (parts 400 to 479) > PART 479—MACHINE GUNS, DESTRUCTIVE DEVICES, AND CERTAIN OTHER FIREARMS > SUBPART O—Other Laws Applicable (§479.191 to §479.193)