File or Pay Online 

Pay your Water/Sewer Utility bill online
Online payment methods include Visa, MasterCard and electronic bank fund transfers.

File or Pay your City/County Business Tax

• Register a New Business
• File a Combined Tax Return
• File an Exemption Request
• Pay a Bill from the License & Tax Division
• Request an Extension to File
• Make a Quarterly Estimated Payment 

Payment is not required. We accept Visa, MasterCard and electronic funds transfer (eCheck).

OTHER ASSOCIATED BUSINESS SERVICES:  Update your business account information or use our Business lookup service

Apply for Permits Online
You can purchase simple Electrical, Plumbing or Mechanical Permits online.

Multnomah County Personal Income Tax for tax years 2003, 2004, 2005

Online filing is not available after June 22nd, 2009.