226.73—Collection of amounts due.
(a)
Any funds paid to a recipient in excess of the amount to which the recipient is finally determined to be entitled under the terms and conditions of the award constitute a debt to the Federal Government. USAID reserves the right to require refund by the recipient of any amount which USAID determines to have been expended for purposes not in accordance with the terms and condition of the award, including but not limited to costs which are not allowable in accordance with the applicable Federal cost principles or other terms and conditions of the award. If not paid within a reasonable period after the demand for payment, USAID may reduce the debt by:
(b)
Except as otherwise provided by law, USAID will charge interest on an overdue debt in accordance with 4 CFR Chapter II, “Federal Claims Collection Standards.”