The salary overpayment resulted because . Use our template letter below to stop any deductions and to ask for a full breakdown of the overpayment.A sample form for an employee to agree to repayment of a wage overpayment error. Our Overpayment Notification Letter Template addresses overpayment errors promptly, ensuring clear communication and resolution for all parties involved. This file contains a sample letter for notifying terminated employees about overpayment issues. The overpayment on your tax return is not enough to cover all contributions you requested.