[Code of Federal Regulations] [Title 26, Volume 17] [Revised as of April 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 26CFR156.6001-1] [Page 459-460] TITLE 26--INTERNAL REVENUE CHAPTER I--INTERNAL REVENUE SERVICE, DEPARTMENT OF THE TREASURY (CONTINUED) PART 156_EXCISE TAX ON GREENMAIL--Table of Contents Subpart B_Procedure and Administration Sec. 156.6001-1 Notice or regulations requiring records, statements, and special returns. (a) In general. Any person subject to tax under chapter 54 (Greenmail) of the Code shall keep such complete and detailed records as are sufficient to enable the district director to determine accurately the amount of liability under chapter 54. (b) Notice by district director requiring returns, statements, or the keeping of records. The district director may require any person, by notice served upon him, to make such returns, render such statements, or keep such specific records as will enable the district director to determine whether or not the person is liable for tax under chapter 54 of the Code. (c) Retention of records. The records required by this section shall be kept [[Page 460]] at all times available for inspection by authorized internal revenue officers or employees, and shall be retained so long as the contents thereof may become material in the administration of any internal revenue law. [T.D. 8379, 56 FR 65685, Dec. 18, 1991; 57 FR 5931, Feb. 18, 1992]