The salary overpayment resulted because . We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error.This model letter as a legally approved form for a client to use when informing an employee about correcting a wage overpayment. A guide on how to ask for a refund and get your money back, including sample request for refund letters. 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.