[Code of Federal Regulations] [Title 5, Volume 3] [Revised as of January 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR1640.1] [Page 259] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER VI--FEDERAL RETIREMENT THRIFT INVESTMENT BOARD PART 1640_PERIODIC PARTICIPANT STATEMENTS--Table of Contents Sec. 1640.1 Definitions. Definitions generally applicable to the Thrift Savings Plan are set forth at 5 CFR 1690.1.