For other questions you may have, please contact the Office of the Tax Assessor-Collector at 210-335-2251 for personalized assistance. The Notice of Overpayment will tell you how much you were overpaid.It will tell you to send the money back in 30 days. We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. When an overaward situation arises, you may be required to adjust the Federal Student Aid (FSA) in the student's package in order to eliminate the overaward. You may fill out the change of address form or simply make the request in writing. To start payment under the schedule, submit the amount shown in the Minimum Payment Due section of the form. File Form SSA-632, Request for Waiver of Overpayment Recovery. Overpayments are Medicare funds that you or a beneficiary has received in excess of the amount allowed payable under the Medicare statute and regulations.