Skip to main content

Oregon State Flag An official website of the State of Oregon »

Plumbing labels

Plumbing minor labels

Contractor licenses that can use plumbing minor labels:

  • Plumbing Business (PB)
  • Plumbing Business and Limited Maintenance Specialty Contractor (PM)
  • Plumbing and Boiler Business (BP)
  • Plumbing and Boiler Business and Maintenance Specialty Contractor HVAC/R (PBH)

* If you do not have one of these licenses you will not be able to purchase plumbing minor labels. Contact the Licensing Department to obtain a license.

* Contractors installing electric water heaters must have a Limited Maintenance Specialty Contractor (LMS) license.

Exclusions

Contractors cannot use plumbing minor labels for the following:

  • Plumbing apprentices cannot work under a minor label.
  • Cross-connection control devices.
  • New construction.
  • ADA accessibility retrofit.
  • Underground installations.
  • Installations requiring a cover inspection, or plan review.
  • Work on fire-extinguishing or smoke evacuation systems.
  • Chemical or industrial liquid waste and vent piping.
  • Combination waste and vent systems.

Residential installations

Individual license required:

  • Water Heater Installers (WHI) *Must also have LMS contractors license.
  • Journeyman Plumber (JP)

Scope of work:

  • OAR 918-780-0140(2)
  • Repair, replacement, or maintenance of water heaters, including water heater conversions. Must specify if the water heater is GAS or ELECTRIC.
  • Alteration of parts of an existing plumbing system not exceeding three fixtures. Provided the work is accessible to an inspector; or
  • Repair or replacement of concealed freeze-damaged or leaking parts of an existing plumbing system not exceeding three fixtures; or
  • Replacement of up to 20 feet of plumbing piping. Provided the work is accessible to an inspector.

Commercial installations

Individual license required:

  • Journeyman Plumber (JP)

Scope of work:

  • OAR 918-780-0140(1)
  • Plumbing repair and maintenance, provided the work is accessible to an inspector; or
  • Replacement of up to three (3) plumbing fixtures, provided the work is accessible to an inspector; or
  • Replacement of up to 20 feet of plumbing piping.
Minor Label Login

Resources