Obtain Your License

Pursuing a career in the Plumbing field? Study at home for your Montana Plumbing license exam with our fully online, user-friendly, and self-paced course.

  • Montana Plumbers License (Journeyman/Master) – Books Only Package


    As of this time we do not offer any courses for this exam. We do offer all the required books for this exam here in one complete package. Individual books can be found in our bookstore. Please be sure to check back in the future for possible course material, as we are always adding to our course catalog.

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Requirements To Complete

About This License

A licensed plumber in Montana can perform all aspects of plumbing, utility connections, irrigation systems, as well as gas piping to water heaters, laundry equipment, kitchen equipment, gas grills, and swimming pool heaters.

Requirements to Obtaining Your License

Journeyman applicants must provide a specific record of 5 years’ experience, legally obtained, in the field of plumbing, or completion of an apprenticeship program meeting the standards set by the Department of Labor and Industry, or the United States Department of Labor, Bureau of Apprenticeship.

Master applicants must provide evidence of 4 years’ experience as a licensed journeyman plumber in the field of plumbing, with 3 years’ experience working with a licensed master plumber or in a supervisory capacity in the field of plumbing, which may run concurrently with the 4 years’ experience as a licensed journeyman plumber.

Applying For Your License

Master Plumber: The application fee is $100 and the license fee is $280.

Journeymen Plumber: The application fee is $100 and the license fee is $170.

To apply for a plumbing license, contact:
Montana State Plumbing Board
PO Box 200513
301 South Park Ave, 4th Floor
Helena MT 59620 - 0513
Phone: (406) 841-2351
Fax: (406) 841-2309

Exam Details

Master Exam

  • Open Book
  • Time limit of 2 1/2 hours
  • Exam requires a 70% to pass.

Journeyman Exam

  • 2 Portions: Written and Practical
  • Both are Closed Book
  • Written Time limit is 2 1/2 hours
  • Practical Time limit is 4 hours
  • Exam requires a 70% to pass.

Books and References for the Exam

These books are available for purchase from our online contractor’s bookstore or by calling our office at 1-800-952-0910.

The following references are allowed in the testing center:

Exam Review Education

Please check back later, as we are always adding new training material.

Continuing Education

4 hours annually code-related. Course must have prior approval of Board.

Reciprocity Agreement

Has agreements with OR, ID, ND, and SD for journeyman licensure only. The reciprocity fee, in addition to the application fee, is $300.

How It Works


Obtain pre-approval from the state (if applicable).


Purchase Exam Prep materials.


Schedule and pass your state exams.


Submit to the state your application, licensing fee, and proof of insurance.