[Code of Federal Regulations] [Title 27, Volume 1] [Revised as of April 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 27CFR17.41] [Page 320] TITLE 27--ALCOHOL, TOBACCO PRODUCTS AND FIREARMS CHAPTER I--ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY PART 17_DRAWBACK ON TAXPAID DISTILLED SPIRITS USED IN MANUFACTURING Subpart C_Special Tax Sec. 17.41 Requirement for employer identification number. The employer identification number (defined in 26 CFR 301.7701-12) of the taxpayer who has been assigned such a number shall be shown on each special tax return (TTB Form 5630.5), including amended returns filed under this subpart. Failure of the taxpayer to include the employer identification number on Form 5630.5 may result in assertion and collection of the penalty specified in Sec. 70.113 of this chapter. (Secs. 1(a), (b), Pub. L. 87-397, 75 Stat. 828 (26 U.S.C. 6109, 6723))