Surplus line policy data must be submitted to the Surplus Line Association of Washington (www.surpluslines.org). You can call them at 206-682-3409.

Your tax return and payment for the previous calendar year are due March 1. You will need to file online.

• First, you'll need a user i.d. and password. We'll send this to the tax contact person we have on file. If you're not sure who your contact person is, email us at taxes@oic.wa.gov.
• Second, you file online.

You'll need to establish a user i.d. and password. Send us your:

• WAOIC number,
• Tax contact name,
• Mailing address,
• Phone number, and
• Email address.

Email this information to taxes@oic.wa.gov.