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Office of Management & Finance

Revenue Division

Arts Tax: 503-865-4278

Business Taxes: 503-823-5157

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

More Contact Info

Updated Quarterly Coupons, Instructions, Worksheets, and Underpayment Calculations Posted

2013 Quarterly Coupons:

Quarterly Coupon Instructions: Q-2013 Instr

Quarterly Coupon Worksheet: Q-2013 Wksht

2012 Quarterly Underpayment Calculation: