D.C. Mun. Regs. tit. 5, r. 5-E1030
It is the policy of the Board of Education that no employee in the Educational Service shall suffer any loss in pay, benefits, tenure status, or otherwise, caused by an administrative error.
An administrative error, when detected, shall be corrected in accordance with established procedures, provided absence of fraud, misrepresentation, fault, or lack of good faith on the part of the employee concerned or any other party having an interest in the correction involved.
Corrective measures taken pursuant to § 1030.2 shall also apply to overpayment cases.
Waiver of claims for erroneous payments to employees processed in accordance with Title XXIX of the CMPA and Chapter 29 of the rules promulgated by the Director of Personnel.
An administrative error is an error which reflects a ministerial mistake or omission (e.g. a typographical error or a mistake in computation). It does not include a substantive misunderstanding or misapplication of the law, Board policy, administrative practice, or essential fact(s) in a particular case.
D.C. Mun. Regs. tit. 5, r. 5-E1030