D.C. Mun. Regs. tit. 6, r. 6-B2609
Any payment of, or right to, benefits shall be non-assignable and non-alienable, except as provided in the401(a) Plan Document or in § 2609.2.
The payment of, or right to, benefits under the 401(a) Plan may be assigned to a non-participant pursuant to a legally enforceable qualified domestic relations order.
The liability of the 401(a) Plan to any employee, former employee, or beneficiary with respect to the distribution of benefits shall be limited to his or her active or inactive account balance on the date of separation from service, disability, or death, and including any interest earned on the account balance.
The District may amend or terminate the401(a) Plan, provided that any amendment or termination shall not impair the rights of a vested employee or former employee, or his or her beneficiary, to receive any contributions, orinterest earned on the account balance, allocated to his or her active or inactive account prior to the date of the termination or amendment of the 401(a) Plan.
No vested benefits of participants, former participants, or beneficiaries shall be forfeited upon the termination of the 401(a) Plan.
Direct transfer of eligible rollover distributions shall be made in accordance with 26 USC § 401(a)(31).
D.C. Mun. Regs. tit. 6, r. 6-B2609