[Code of Federal Regulations] [Title 5, Volume 2] [Revised as of January 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR847.433] [Page 378] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER I--OFFICE OF PERSONNEL MANAGEMENT (CONTINUED) PART 847_ELECTIONS OF RETIREMENT COVERAGE BY CURRENT AND FORMER EMPLOYEES OF NONAPPROPRIATED FUND INSTRUMENTALITIES--Table of Contents Subpart D_Elections of Coverage Under the Retroactive Provisions Sec. 847.433 Exclusion from FERS for future service. (a) An employee who elects NAFI retirement system coverage with credit for FERS service under Sec. 847.431(a) is excluded from coverage under FERS during that and all subsequent periods of employment, including any periods of service as a reemployed annuitant. (b) FERS service which becomes creditable in a NAFI retirement benefit based on an election under Sec. 847.431 is not creditable for any purpose under FERS. Elections of NAFI Coverage Based on a Move From NAFI to FERS