Your letter must include your name, address, Social Security number, and why you disagree with the determination. Ask SSA to give you a letter that shows that they agreed to the repayment plan. 2.If the overpayment is a result of a out-of-home placement in a facility: Complete the SCD 13 and document in a CalSAWS journal entry. Select Benefit Overpayment Services. IMPORTANT: If we told you in the overpayment notice that you are responsible for a family member's overpayment, complete Section 3. Otherwise, go to Section 4. 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. The standard approval process is 30 days. The CPUC approved Advice Letter 545 on April 10, 2020.