What kind of information should I include with the payment?

  • If you are paying by Electronic Funds Transfer (EFT) or using the Child Support Internet Payment System (CSIPS), follow the directions for that program.
  • If you are sending in a check, please give us the following information for each employee covered by your payment:
  • Employee name
  • Employee SSN or account number (listed on the OWI)
  • Payroll date
  • Total amount withheld from this employee's check
  • The OWI packet includes a form called "Employer Payment Identification Instructions." You can photocopy that and use it for future Payments, or you can download the form here
  • US Mail Payment Address
    • Washington State Support Registry
      PO Box 45868
      Olympia, WA 98504-5868