Arts Tax: 503-865-4278
111 SW Columbia St, Suite 600, Portland, OR 97201
111 SW Columbia St., Suite 600, Portland, OR 97201
Thursday, March 15 2018, 8:00 AM to 5:00 PM
Portland and Multnomah County business taxes due date of Combined Tax Return (or six-month extension request) for filers with a November fiscal year end
Event Types > Business Events
Note: If a due date falls on a weekend or holiday, the next business day becomes the due date.
Mailing Address: City of Portland Revenue Bureau, PO Box 8038, Portland, OR 97207-8038