[Code of Federal Regulations] [Title 27, Volume 1] [Revised as of April 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 27CFR179.41] [Page 1210] TITLE 27--ALCOHOL, TOBACCO PRODUCTS AND FIREARMS CHAPTER I--BUREAU OF ALCOHOL, TOBACCO AND FIREARMS, DEPARTMENT OF THE TREASURY PART 179--MACHINE GUNS, DESTRUCTIVE DEVICES, AND CERTAIN OTHER FIREARMS--Table of Contents Subpart D--Special (Occupational) Taxes Sec. 179.41 Single sale. A single sale, unattended by circumstances showing the one making the sale to be engaged in business, does not create special (occupational) tax liability. Change of Ownership