Contact Us

If you are an employer and are unsure who to contact, Employer Support Services (ESS) will route your question to the correct team member. Emails are answered within 24 hours. Phone calls are accepted between 8 am and 5 pm weekdays.

Contact ESS About:

  • Transmittals, both regular and correction reporting
  • DCP reporting
  • EPayment reporting
  • Converting to new reporting formats
  • Begin and separation dates
  • Edit messages
  • Employer training
  • Any reporting question not listed above

* Required

Contact Us

Accounts Receivable Unit

Mailing Address

  • Payment Mailing Address:
  • Department of Retirement Systems
  • PO Box 9018
  • Olympia, WA 98507-9018
  • General Correspondence:
  • Employer Support Services
  • Department of Retirement Systems
  • PO Box 48380
  • Olympia, WA 98504-8380
  • Transmittal Mailing Address:
  • Transmittal Unit
  • Department of Retirement Systems
  • PO Box 48380
  • Olympia, WA 98504-8380

Business Hours

  • Monday - Friday: 8 am - 5 pm
  • State Holidays: Closed