Existing Businesses

Our Smartfile portal is currently closed. We expect to be back online on January 13, 2026. If you need to Correct your filing? Other Questions?

Contact us either by email ppreturns@multco.us or by phone 503.988.6332.

Smartfile is Multnomah County's newest and fastest method for filing your business Personal Property Return - no more filling out and mailing your paper return. Note: The Filing deadline is March 15th.

E-filing is available January 13 through August 15 of each year.

Industrial Property Returns - If you are an Industrial Manufacturing business, please visit the Industrial Property Returns page. 
 

Lost your Smartfile Instruction Letter?

Request a replacement instruction letter from ppreturns@multco.us. Note: We will not give your PIN over the phone.

Include your account number and the full name of the business

If you are requesting information on behalf of a client, include a Letter of Authorization

Need to Correct your filing? Other Questions?

Contact us either by email ppreturns@multco.us or by phone 503.988.6332.

Avoid Late Filing Penalty

The Assessment Date is January 1 and the Filing deadline is March 15.

If you have difficulty logging into SmartFile after 4:00 p.m March 15th, and wish to avoid a late filing penalty, please submit your return and asset list via email here: ppreturns@multco.us.

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