Tax Account Registration (New Business)
Register a new business for Portland taxes with the Revenue Division. All businesses operating within the City of Portland must register and obtain a Revenue Division account number. This registration covers the Portland Business License Tax, Multnomah County Business Income Tax (MCBIT), Metro Supportive Housing Services (SHS) Business Income Tax, and the Clean Energy Surcharge (CES) if applicable. Registration is required within 60 days of commencing business in Portland.