Oregon Plumbing Exams

The Oregon Plumbing License Exam covers many topics including: Vents & Venting; Administrative Procedures; Fixtures; Drainage Systems and more.  Whether you live in Portland, Eugene, Salem or another city or county, the resources below will help you get started:

Need of a License:  Journeyman plumbers need a license to work in Oregon. 

Who Grants a License: Plumbing licenses are issued by the Oregon Building Codes Division.  

Procedures for Getting a License:    Candidates for the journeyman plumber license must take an exam to qualify to obtain a license.  For licensing information go to License Info.Oregon.gov.

Qualifications to take the Exam and receive a License: A candidate for journeyman plumber must have a high school diploma or equivalent and complete an approved 4 year plumbing apprenticeship program.

Test Content:   The journeyman plumbing exam has 64 multiple-choice or true/false questions.  The exam is open book and candidates are given 4 hours to complete the test.  Candidates need a 75% score to pass.

How to Apply for the Test:  You can access the journeyman plumber application online at Licenses Online.   Application documents can be sent to:

     DCBS Fiscal Services
     PO Box 14610
     Salem, OR  97039-0445

If your application is approved, you will be sent a letter authorizing examination.

Who Administers the Exam: Oregon Building Codes Division

Fees:  There are fees to take the test.

License renewal:  Licenses must be renewed every three years.  Plumbers must complete at least 24 hours of approved continuing education to renew a license, 8 hours of which must be code change related.

Applicable Code:   Oregon follows the Oregon Specialty Plumbing Code based on the Uniform Plumbing Code of the International Association of Plumbing and Mechanical Officials.


For more information on licensing and exam preparation, go to Tests.com's

Journeyman Plumbing Test Guide

Master Plumbing Test Guide

And take Tests.com's Plumbing Practice Test.

For plumbing exam preparation products and services, such as study guides, practice tests, flashcards and courses, go to Tests.com's Journeyman Plumber Exam and Master Plumber Exam listings.