Important!

If you haven’t filed the August 2020 return yet, the due date has automatically been extended to October 2; there is no need to request the extension. If you have already filed, you do not need to do anything else. We will waive late filing penalties for businesses unable to file their return by September 25.

Our offices remain closed to the public due to the COVID-19 pandemic, but we can fully support you remotely. Visit our Contact page for options.

Business Relief: Revenue is doing everything it can to help business during this pandemic. Learn more. Español

Reduced B&O tax rate for aluminum smelting

Available to:

Aluminum smelters and processors for hire who manufacture aluminum in this state.

Qualifying activity:

Manufacturing aluminum and selling the same at wholesale by aluminum smelters and processors for hire.

Reporting/documentation:

No application
Annual Tax Performance Report must be filed by May 31st of the following year.
Electronic filing of all documents required.

For questions about the program, call Taxpayer Account Administration at 360-705-6214.

RCW

82.04.2909

WAC

458-20-267