D.C. Mun. Regs. tit. 7, r. 7-2521
Uniform enforcement for noncompliance with § 2520 shall be applicable to all retirees, with respect to submission of notarized income statements. Any annuitant who is retired on disability under § 4 -615 or § 4 -616, D.C. Code 1981 ed., who willfully furnishes materially false information with respect to his or her income in any statement required to be submitted to the Board under § 2520 shall forfeit all rights to continued disability annuity.
For any annuitant who refuses or otherwise willfully fails to timely submit a statement required by § 2520, payment of the annuity to the annuitant shall cease and the annuitant shall not be eligible to receive the annuity or any part thereof for the period beginning on the date after the final day for timely filing of the statement and ending on the date on which the Board receives the statement.
For any annuitant who is retired on disability under § 4 -615 or § 4 -616, D.C. Code 1981 ed., who refuses or otherwise fails to undergo the medical examination required by § 2520, payment of annuity shall cease and the annuitant shall not be eligible to receive annuity or any part thereof for any period commencing on the day following the day on which the annuitant was required to undergo examination, and ending on the date on which the annuitant undergoes examination.
D.C. Mun. Regs. tit. 7, r. 7-2521