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The City of Portland, Oregon

Office of Management & Finance

Trusted partner, creating smart solutions for the City and our community.

main: 503-823-5288

Revenue: 503-823-5157

1120 SW 5th Ave, Room 901, Portland, OR 97204

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.