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Office of Management & Finance

Revenue Bureau

Phone: 503-823-5157

Arts Tax: 503-865-4278

111 SW Columbia St, Suite 600, Portland, OR 97201

More Contact Info

Tax Entity Changes

Existing businesses changing their tax entity (for example incorporating your sole proprietor business) need to re-register and provide their current business tax account number. You will generally be issued a new tax account number for your new tax entity.

Heartbleed Security Notice

A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server.

PortlandOregon.gov is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.