[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: 5CFR1600.16] [Page 179] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER VI--FEDERAL RETIREMENT THRIFT INVESTMENT BOARD PART 1600--EMPLOYEE ELECTIONS TO CONTRIBUTE TO THE THRIFT SAVINGS PLAN--Table of Contents Subpart E--Elections by Certain Senior Officials Who Were Brought Under Social Security Coverage on January 1, 1984, Pursuant to the Social Security Act Amendments of 1983 Sec. 1600.16 Officials who elected interim CSRS and Social Security coverage. Officials who elected interim CSRS and Social Security coverage have the option pursuant to 5 CFR 846.201 to transfer to FERS. Alternatively, such officials may elect CSRS offset coverage. If such officials transfer to FERS, they may make an election to participate in the Thrift Savings Plan under the rules and conditions described in Sec. 1600.12. If such officials elect coverage under the CSRS offset provisions, they may not make any special election to participate in the Thrift Savings Plan as a result of such election and they will continue to be treated as CSRS employees under this part. [[Page 180]]