[Code of Federal Regulations] [Title 5, Volume 2] [Revised as of January 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR847.401] [Page 385] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER I--OFFICE OF PERSONNEL MANAGEMENT (CONTINUED) PART 847_ELECTIONS OF RETIREMENT COVERAGE BY CURRENT AND FORMER EMPLOYEES OF Subpart D_Elections of Coverage Under the Retroactive Provisions Sec. 847.401 Purpose and scope. General Provisions This subpart contains OPM's regulations concerning the types of elections available, the eligibility requirements for each type of election, the effects of an election on CSRS and FERS coverage during future employment, and the effective dates of CSRS and FERS coverage applicable to retroactive retirement coverage and credit elections under section 1043(c)(2) of the National Defense Authorization Act for Fiscal Year 1996.