We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. 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.Refund Letter Format: Requesting someone for the refund of your amount paid? The salary overpayment resulted because . If you've overpaid child support in Texas, you may have questions about reimbursement. Whether you get a refund depends on the circumstances. 1. Read the letter thoroughly to understand the context. If you cannot repay the entire overpayment amount at once, contact Benefit Overpayment Collections to request a repayment plan.