20 CFR § 422.825 - Centralized administrative offset.
(a) Mandatory referral. After we provide and meet the notice and review opportunity requirements of § 422.822, we will refer debts that are over 120 calendar days delinquent to the Department of the Treasury (Treasury) for collection through centralized Administrative Offset 61 days after the date of the notice provided in accordance with § 422.822. If the debtor seeks review, referral of the debt must occur within 30 days of the final decision upholding our decision to offset the debt if the debt is more than 120 calendar days delinquent.
(b) Discretionary referral. After we provide and meet the notice and review opportunity requirements of § 422.822, and the debtor does not request administrative review or the result of the review is unsuccessful for the debtor, we may refer a debt that is less than 120 calendar days delinquent.
(c) Procedures for referral. We will refer debts to Treasury for collection in accordance with Treasury procedures set forth in 31 CFR 285.5 and 31 CFR 901.3(b).