Existing Businesses

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.

Smartfile Portal is currently closed. E-filing is available January 2 through August 2 of each year.

Create an account:

1. Access Smartfile here: www.multco.us/smartfile
2. Create an account
3. Watch for an email with a link to activate your e-file account (You only need to create an account once!)

File your Return:

Refer to the instruction letter you received from Multnomah County for your account and PIN.

1. Click Personal Property Return to begin filing.
2. Search for your Account # (must include the P): Pxxxxxx
3. Enter your PIN (case sensitive): 205DC554 (example PIN)
4. Review and update by scrolling through the tabs.

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.