5 C.F.R. § 845.203
In this subpart-
Additional charges means interest, penalties, and/or administrative costs owed on a debt.
Annuitant means a retired employee or Member of Congress, former spouse, spouse, widow(er), or child receiving recurring benefits under the provisions of chapter 84 of title 5, United States Code.
Compromise is an adjustment of the total amount of the debt to be collected based upon the considerations established by the FCCS ( 4 CFR part 103 ).
Consumer reporting agency has the same meaning provided in 31 U.S.C. 3701(a)(3) .
Debt means a payment of benefits to an individual in the absence of entitlement or in excess of the amount to which an individual is properly entitled.
Delinquent has the same meaning provided in 4 CFR 101.2(b) .
FCCS means the Federal Claims Collection Standards (Chapter II of title 4, Code of Federal Regulations).
Offset means to withhold the amount of a debt, or a portion of that amount, from one or more payments due the debtor. Offset also means the amount withheld in this manner.
Reconsideration means the process of reexamining an individual's liability for a debt based on-
(a) Proper application of law and regulation; and
(b) Correctness of the mathematical computation.
Repayment schedule means the amount of each payment and the number of payments to be made to liquidate the debt as determined by OPM.
Retirement fund means the Civil Service Retirement Fund.
Voluntary repayment agreement means an alternative to offset that is agreed to by OPM and includes a repayment schedule.
Waiver is a decision not to recover a debt under authority of 5 U.S.C. 8470(b) .
5 C.F.R. §845.203