Print out of the billing history, or an EOB from another insurance carrier. The billing history must show the name and address of where the claim was submitted.We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. Please download the form, complete each field and print. Include the form with your refund so we can properly apply the refund and record the receipt. If the refund request is 365 days after the non-governmental insurance payment, the refund will not be processed. Send a letter to the insurance company making them aware an erroneous overpayment was made. A guide and tips for Ohio Unemployment Appeal Letters, including a sample template, from experienced unemployment attorneys.