NOTICE OF FOOD STAMP OVERPAYMENT (DEMAND LETTER) (Timely and Adequate). NOTICE. The notice will provide any credit amount remaining after applying the previous overpayment to the taxpayer's outstanding liabilities.There has been an error in your favor! The salary overpayment resulted because . We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. Complete this form to request recovery of an overpayment in any amount from a closed case. First, you need to issue a check to your customer using the Accounts Receivable account for the overpayment amount.