Section 2602 of the District of Columbia Government Comprehensive Merit Personnel Act of 1978 (CMPA), effective March 3, 1979 (D.C. Law 2-139; D.C. Official Code § 1-626.02) (2001) provides that the existing retirement systems, which include the Civil Service Retirement System (CSRS) (Chapter 83 of 5 U.S.C.), Teachers' Retirement System, Police and Fire Retirement System, Teachers Insurance and Annuity Association programs, and the Judges' Retirement System, continue to apply to all employees of the District government, except that the CSRS shall not be applicable to individuals first employed by the District government after September 30, 1987.
The federal regulations in 5 CFR Part 831 and applicable District of Columbia regulations continue to apply to District government employees covered under the CSRS.
D.C. Mun. Regs. tit. 6, r. 6-B2600