California State Disbursement Unit (SDU) / California Department of Child Support Services (DCSS) fax number

Fax destination details

Department

CA State Disbursement Unit (SDU), California Department of Child Support Services

Purpose

Enrollment for Electronic Funds Transfer (EFT) payments and submission of income withholding orders for child support (IWO) to the SDU; processing and receiving notifications related to child support withholdings.

Form

EFT enrollment form — Employer EFT enrollment form

Address

CA State Disbursement Unit (SDU), PO Box 981326, West Sacramento, CA 95798-1326

Voice phone

1-866-901-3212

Website

Visit organization website

Before you send

• Confirm that this exact department handles your document or request.
• Check the organization website or call its main line for the current fax number.
• Include a cover sheet and any case, member, claim, or form reference required.
• Keep the delivery confirmation with your submission records.

Follow the SDU EFT enrollment instructions provided by DCSS; submit the enrollment form and any required documentation via fax to the number below or by mail as directed on the official SDU site.