Multnomah County, OR Payroll Tax Registration

Jul 11, 2025

If you are an employer in Multnomah County, Oregon, it is important to be aware of the local payroll tax requirements for businesses operating in the city. These requirements may include registering your business with the city and withholding a certain percentage of your employees' wages for local taxes.

How to Register for Payroll Tax in Multnomah County

Multnomah County, Oregon Local Personal Income Tax Setup for LLP, LLC, Corporation

Employers must withhold the Preschool For All (PFA) Personal Income Tax through payroll deductions for all employees that work in Multnomah County and earn $150,000 or more annually. The tax also applies to joint filers who earn $200,000 or more annually. Employers should automatically withhold for employees making over $200,000 per year.

  1. Register Your Business

    Visit Portland Revenue Online (PRO), and click "Register My Business" to register your business for the PFA tax.

Documents and Resources

Accounts Logins

Multnomah County, OR Payroll Registration Agencies

Use Mosey to register for payroll accounts in Multnomah County.

Register for payroll taxes with the state of Oregon

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