Plumbing Contractor Permit Requirements in Portland, OR

Complete permit and license guide for starting a plumbing contractor in Portland, Multnomah County, Oregon.

Updated 2026-02-15 6 stops $1,000–$3,000 est. 6–10 weeks to obtain all licenses and permits
Get my personalized route — $14.99

Not legal advice. Requirements may change — always verify with your local government authority before applying. This guide was compiled from public and official sources (last updated ) and has not yet been independently source-verified — confirm each requirement before acting on it.

Federal — start here

1 stop

  1. EIN (Employer Identification Number)

    Required if you have employees or operate as an LLC/corporation. Free from the IRS.

    Official government source

    FreeImmediate (online application)

State of Oregon

3 stops

  1. Oregon Construction Contractors Board (CCB) Registration

    All contractors in Oregon, including plumbing contractors, must register with the Oregon Construction Contractors Board (CCB). The CCB registration requires proof of general liability insurance ($500,000 minimum) and a surety bond ($20,000). Additionally, plumbing work in Oregon requires licensure through the Oregon Building Codes Division.

    Official government source

    $325 biennial registration fee + $20,000 bond (~$200–$500/year premium)2–4 weeks

  2. Oregon Plumbing Contractor License (Building Codes Division)

    In addition to CCB registration, plumbing contractors must obtain a Plumbing Contractor License from the Oregon Department of Consumer and Business Services, Building Codes Division. The qualifier must hold an Oregon Journeyman or Master Plumber license.

    Official government source

    $300 biennial license fee2–4 weeks

  3. Oregon Business Entity Registration (if applicable)

    LLCs and corporations must register with the Oregon Secretary of State.

    Official government source

    $100 (LLC filing fee)1–3 business days (online filing)

City of Portland / Multnomah County

2 stops

  1. City of Portland — Business License Tax Registration

    All businesses operating in Portland must register with the City of Portland Revenue Division and obtain a Business License Tax registration. Plumbing contractors must register and pay the annual Business License Tax based on net business income.

    Official government source

    $100 minimum annual tax (based on net income)1–5 days (online registration)

  2. City of Portland — Contractor Registration

    Plumbing contractors must register with the City of Portland Bureau of Development Services (BDS) before pulling permits. The Oregon state CCB (Construction Contractors Board) registration number must be verified. No separate city plumbing contractor exam is required.

    Official government source

    No additional fee (state CCB registration covers Portland)1–3 days

Terminus

Open for business — est. $1,000–$3,000 · 6–10 weeks to obtain all licenses and permits

Want this mapped to your exact business and structure, in filing order?

Get my personalized route — $14.99

Official Sources

Related Guides