If you think you have overpaid your Property Tax bill, you can contact the Finance. Department at (912)729‐5613 to see if you are entitled to a refund.How to fill out the Overpayment Refund Notification Form? 1. Download the Overpayment Refund Notification Form. 2. We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. 1. Read the letter thoroughly to understand the context. Overpayment Refund Form. Providers who have identified an overpayment or wish to refund an overpayment on any Aetna Better Health of Kansas member of the. 100 Fairway Drive, North Kingstown, RI 02852.