Filing Information

Everything you need to complete surplus line filings in Washington, including step-by-step guidance for required e-filing through the Washington Filing Portal, tax and fee information, training, and support resources.

How to Submit a Policy in Washington

Surplus line coverage placed on Washington risks is required to be submitted to the Association for review as part of the state filing process (RCW 48.15.120).

Step – 1

Step – 1

Access the Washington Filing Portal

Membership is required to access the filing portal where all policies and transactions are filed in Washington.

About Washington Filing Portal 

Step – 2

Step – 2

Submit Policy Filing Online

All surplus line policies must be submitted electronically through the portal, including the certification form and required policy documents.

Filing Requirements 

Step – 3

Step – 3

Confirm Policy Registration

After submission, monitor filings in the portal and promptly address any corrections so the policy can be reviewed and registered.

Washington Filing Portal 

WA Taxes & Stamping Fees

Surplus line filings in Washington are subject to state premium tax and Association stamping fees. Before submitting a policy, review the applicable rates and fee requirements so you can accurately calculate totals and avoid delays in processing.

Annual Tax Statements

Each year, surplus line brokers must file an annual premium tax return with the Washington Office of the Insurance Commissioner (OIC). Ensure all your transactions for the year are filed and review the annual tax statement prior to March 1!

Helpful Tools & Support

Explore key tools and resources designed to support filing in WA.

Filing Resources

Find resources to guide surplus line filing requirements and portal submissions.

Tax Calculator

Estimate Washington surplus line taxes and stamping fees to support accurate policy filing totals.

Registry Wording

Access approved sample registry and stamping language for use in surplus line policy documentation.

Training Session

Request training to help you navigate the Washington Filing Portal and key filing processes.

Compliance shouldn’t feel complicated.

We’re here to guide you through surplus line filing with clarity, confidence, and support.