An overpayment may occur when a claimant is paid unemployment insurance benefits and is later found to not be eligible for those benefits. Is there some waiver form I fill out?Do I just type out my own letter to appeal the overpayment with the reasons they mentioned? A sample form for an employee to agree to repayment of a wage overpayment error. The salary overpayment resulted because . File Form SSA-632, Request for Waiver of Overpayment Recovery. To do this, fill out the Request for Change in Overpayment Recovery Rate form. The cause of overpayment (decrease of stipend, late termination, incorrect pay rate used, etc.). Explain which payrolls were affected and total overpaid amount.