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Michigan Plumbing License

License Requirements

Requirements to Obtaining your License

Master Plumber License

  • Must be at least 18 years of age.
  • Two years experience as a journey plumber.
  • Must pay the examination fee and pass the examination.
  • Must pay the license fee.

Journey Plumber License

  • Must be at least 18 years of age.
  • Has not less than 3 years experience as an apprentice in the practical installation of plumbing under the supervision of a licensed authorized master plumber. (Up to one year of credit may be provided for graduation from a recognized trade school.)
  • Must pay the examination fee and pass the examination.
  • Must pay the license fee.
Work Under this License

Work that can be Done Under this License

A licensed plumber in Michigan 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.

Applications for a License

Applying to get your License

Applications and fees must be submitted to the State of Michigan/Plumbing Division.

Michigan Department of Labor & Economic Growth
Bureau of Construction Codes / Plumbing Division
P.O. Box 30255, Lansing, MI 48909


Reciprocity Agreements

There are no reciprocal agreements for this license as of this time.

Continuing Education

Continuing Education

None at this time.


Exam Details

  • 50 questions given in 2 hours (Contractor)
  • 100 questions given in 2.5 hours (Master)
  • 150 2.5 hours (Journeyman)
  • The examination fee is $50.00.
  • Covers oral, written, and practical tests and will cover the theory and practice of plumbing and knowledge of the state plumbing code, rules, and regulations.

Books and References for the Exam

The following references are permitted to be taken into the examination. They are available for purchase from our online contractor’s bookstore or by calling our office at 1-800-952-0910.

  • Current Michigan Plumbing Code book, which shall be unmarked.
  • State Plumbing Act, 2002 PA 733
  • Stille-DeRossett-Hale Single State Construction Code Act, 1972 PA 230
Exam Review and Education

Exam Review, Training, Education

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

Buy Now, Reference Books

Reference Books

Our online store offers hundreds of books at the best pricing possible.

To find books for your exam, click here and then click "State Exam".