A waiver of the overpayment. And complete form SSA 632 (Request for Waiver of Overpayment Recovery).Report an overpayment. Complete an overpayment refund form to notify First Coast of an overpayment prior to receiving a demand letter. Reporting Error (an original or supplemental Pollutants Tax. Return, Form DR-904, reported an overpayment of tax). Have you recently received a notice of overpayment from social security?