Electronic Funds Transfer (EFT)
Pursuant to California Family Code §17309.5, if an employer pays taxes electronically to the Franchise Tax Board (FTB) or the Employment Development Department (EDD), then child support payments are required to be sent to the SDU using Electronic Funds Transfer (EFT).
Log in at www.casdu.com
- Use your debit/credit card bank account information.
California SDU Electronic Funds Transfer
"How-to" Guide on electronic fund transfers.
Payments by Phone
Call 1-866-901-3212 and use your debit/credit card or bank account information.
Payments by Mail
If you cannot send electronic payments, all of your California withholdings can be included in a single check. The following information must be included for each employee in order to process the payment quickly and accurately:
- Employees' full names
- Employees' SSNs
- Court order numbers / case numbers
- Amount withheld from each employee
- Date withheld
Child support payments, made payable to "CA State Disbursement Unit," should be mailed to:
CA State Disbursement Unit (SDU)
PO Box 989067
West Sacramento, CA 95798-9067
Employer General FAQs
For more information, visit the California Department of Child Support Services, Employer Resource Center
and Employer General FAQs