Is given in a manner reasonably calculated to give actual notice to the employee or successor. If you pay an employee more than they should have received in a pay period, you need to know how to correct a payroll overpayment.Some states require written notice (email is generally fine) to the employee and the employee must agree in writing to the terms of repayment. The salary overpayment resulted because . Edit, sign, and share employee letter overpayment template online. No need to install software, just go to DocHub, and sign up instantly and for free. For other questions you may have, please contact the Office of the Tax Assessor-Collector at 210-335-2251 for personalized assistance.