45 CFR §2506.20

1. (a)The Chief Executive Officer may compromise, suspend, or terminate collection action on those debts owed to the Corporation that do not exceed $100,000 excluding interest, in conformity with the Federal Claims Collection Act of 1966, as amended. The Corporation will follow the policies in § 902.2 of the FCCS.
2. (b)The uncollected portion of a debt owed to the Corporation that is not recovered as the result of a compromise will be reported to the Internal Revenue Service (IRS) as income to the debtor in accordance with IRS procedures if this uncollected amount is at least $600.00.