The following tutorial will show you around the part 479 landing page.
27 CFR Part 447
Importation of Arms, Ammunition and Implements of War
27 CFR Part 478
Commerce in Firearms and Ammunition
27 CFR Part 479
Machine Guns, Destructive Devices, and Certain Other Firearms
27 CFR Part 555
Commerce in Explosives
27 CFR Part 646
Contraband Cigarettes
27 CFR Part 771
Rules of Practice in Explosive License and Permit Proceedings
Effective date is the date this part was last amended
Additional special (occupational) tax is not required by reason of a mere change of name or increase in the capital stock of a corporation if the laws of the State of incorporation provide for such change or increase without the formation of a new corporation. A stockholder in a corporation who after its dissolution continues the business, incurs new special (occupational) tax liability.