Filing your business tax return(s) should take 30-45 minutes to complete. This time can be reduced if you have all your federal and state tax information available.
File your business tax return(s) or request for extension online
To file your business tax return(s), including requesting an exemption from the business tax, or request an extension to file, you must first register for a Revenue Division tax account.
To file your business tax return(s) online, you will need:
- Your Portland Revenue Online account information.
- Your Federal/Oregon tax pages to attach to your return.
File your business tax return(s)
You will need a Portland Revenue Online account to file your business tax return(s) online. You will be asked to log in or create an account.
If you need additional time to file your business tax return(s), you must submit a Request for an Extension of Time to File by the original due date of your return, unless you have filed a timely extension to file with the IRS. This is only an extension of time to file your return.
All taxes must still be paid by the original due date of the return.
File your business tax return(s) or request for extension by mail, fax, or in person
To file your business tax return(s), including requesting an exemption from the business tax, or request an extension to file by mail, fax, or in person, you must first register for a Revenue Division tax account.
1. Download and fill out your business tax return(s)
Individuals
If your business income is reported on a Schedule C, E, and/or F with your federal Form 1040, you should file Form SP-2020.
Partnerships
If your business income is reported on federal Form 1065, you should file Form P-2020.
S corporations
If your business income is reported on federal Form 1120-S, you should file Form SC-2020.
C corporations
If your business income is reported on federal Form 1120, you should file Form C-2020.
Trusts and Estates
If your business income is reported on a Schedule C, E, and/or F with your federal Form 1041, you should file Form E-2020.
Other Taxes, Fees, and Surtaxes
If you are subject to the Heavy Vehicle Use Tax (HVT Schedule), Residential Rental Registration Fee (Schedule R), or the Pay Ratio Surtax (PRS Schedule), you can download these from our Forms page and attach them to your Combined Tax Return.
Clean Energy Surcharge
If you are subject to the Clean Energy Surcharge, you should file Form CES-2020.
Request for Extension of Time to File
If you need additional time to file your business tax return(s), you should file a Request for Extension (Form EXT) by the original due date of your return, unless you have filed a timely extension to file with the IRS. This grants an additional six months to file your Combined Tax Return and/or Form CES. You must still pay all tax due by the original due date.
2. Submit the completed business tax return(s) with supporting tax pages and payment or extension request to us
Write only one check for any amount due and make it payable to 'City of Portland.'
Returned checks will incur a $35 charge (Returned Check Charge Policy)
By mail
Mail your completed business tax return(s), supporting tax pages, and payment (if due) or extension request to:
Revenue Division
111 SW Columbia St., Suite 600
Portland, OR97201-5840
United States
By fax
Fax your completed business tax return(s) and supporting tax pages or extension request to:
503-823-5192
If you fax your business tax return to us but need to make a tax return payment:
For the City of Portland Business License Tax and/or Multnomah County Business Income Tax, use Form BZT-V:
For the Clean Energy Surcharge, use Form CES-V:
In person
Bring your completed business tax return(s), supporting tax pages, and payment (if due) or extension request to:
Revenue Division
111 SW Columbia St., Suite 600
Portland, OR97201-5840