Please call 1-800-772-1772 or your local field office and we may be able to process your waiver request quickly over the phone. If you were overpaid, you will receive a written notice in the mail.How to File for Waiver. Step 1: To file a Request for Waiver, fill out form SSA-632-BK, called a. The final determination with regard to the overpayment in your claim is that you do not meet the criteria for a waiver to be granted.