We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. Choose the reason(s) for the refund request and provide a brief explanation in the space provided below.The law requires that all refunds will be made without interest. For refund inquiries please contact the Employer Account Service Unit at (775) 684-6322. Instructions: This form is to be used to request refunds of over remittance of funds related to holder reports. Thank you for completing this Overpayment Refund Notification Form. In this article, we'll show you how to write a refund request letter template that not only grabs attention but also persuades companies to act in your favor. How do I request a refund of an overpayment? A voluntary refund is when an overpayment has been selfidentified. A check is required to be submitted along with the appropriate form.