The replacement plan governing retirement and disability for service and benefits accrued after June 30, 1997, for covered District employees shall be the retirement program in effect for covered District employees as of June 30, 1997.
D.C. Code § 1-905.01 — under Establishment of Replacement Retirement and Disability Benefits Plans..
D.C. Code § 1-905.01
The replacement plan governing retirement and disability for service and benefits accrued after June 30, 1997, for covered District employees shall be the retirement program in effect for covered District employees as of June 30, 1997.