[Code of Federal Regulations] [Title 27, Volume 3] [Revised as of April 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 27CFR555.51] [Page 135] TITLE 27--ALCOHOL, TOBACCO PRODUCTS, AND FIREARMS CHAPTER II--BUREAU OF ALCOHOL, TOBACCO, FIREARMS, AND EXPLOSIVES, DEPARTMENT OF JUSTICE PART 555_COMMERCE IN EXPLOSIVES--Table of Contents Subpart D_Licenses and Permits Sec. 555.51 Duration of license or permit. (a) Prior to May 24, 2003. An original license or permit is issued for a period of three years. A renewal license or permit is issued for a period of three years. However, a user-limited permit is valid only for a single purchase transaction. (b) On and after May 24, 2003. (1) An original license or user permit is issued for a period of three years. A renewal license or user permit is also issued for a period of three years. However, a user- limited permit is valid only for a single purchase transaction. (2) A limited permit is issued for a period of one year. A renewal limited permit is also issued for a period of one year. [ATF No. 1, 68 FR 13786, Mar. 20, 2003]