[Code of Federal Regulations] [Title 5, Volume 3] [Revised as of January 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR1620.21] [Page 210] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER VI--FEDERAL RETIREMENT THRIFT INVESTMENT BOARD PART 1620--EXPANDED AND CONTINUING ELIGIBILITY--Table of Contents Subpart C--Article III Justices and Judges; Bankruptcy Judges and U.S. Magistrates; and Judges of the Courts of Federal Claims and Veterans Appeals Sec. 1620.21 Contributions. (a) An individual covered under this subpart can contribute up to 5 percent of basic pay per pay period to the TSP, and, unless stated otherwise in this subpart, he or she is covered by the same rules and regulations that apply to a CSRS participant in the TSP. (b) The following amounts are not basic pay and no TSP contributions can be made from them: (1) An annuity or salary received by a justice or judge of the United States (as defined in 28 U.S.C. 451) who is retired under 28 U.S.C. 371(a) or (b), or 372(a); (2) Amounts received by a bankruptcy judge or a United States magistrate under a judges' annuity described at 28 U.S.C. 377; (3) An annuity or salary received by a judge of the United States Court of Federal Claims under 28 U.S.C. 178; and (4) Retired pay received by a judge of the United States Court of Veterans Appeals under 38 U.S.C. 7296.