This Advisory addresses when an employer may or may not recover such inadvertent wage overpayments from employees through wage deductions. This model letter as a legally approved form for a client to use when informing an employee about correcting a wage overpayment.An overpayment claimed on a return may be applied as a credit for your next year's estimated tax or you may request that it be refunded to you. A sample form for an employee to agree to repayment of a wage overpayment error. I suggest you put in a written letter and make the request for the overpayment. Spouse's social security number Current gross income (monthly before taxes): b. If unemployed, last date of employment: Last employer: Gross monthly salary: c. The salary overpayment resulted because . File Form SSA-632, Request for Waiver of Overpayment Recovery.