How to Become a Licensed Plumber in Michigan

Table of Contents

All plumbers working in the state of Michigan must be licensed. The state has one uniform code that streamlines licensing, however some cities still require plumbers to register with local governing agencies. Learn more about becoming a licensed plumber and working on plumbing jobs in Michigan.

Types of Plumbing Licenses in Michigan

Plumbers apprentices do not need licenses but are required to register within 30 days of obtaining employment and pay a $15 fee.

They can only work under the supervision of licensed and authorized master plumbers and must obtain 4,000 hours of practical experience before being able to obtain any kind of state plumbing license.

Journey plumbers can get licensed by the state and must carry this license for at least two years before applying for a master plumber license.

Finally, master plumbers and journey plumbers who employ a master plumber as a representative can obtain plumbing contractor licenses.

These licenses are only given to plumbers who can provide complete employment and business information for the previous five years and want to start businesses that take the form of sole proprietorships, partnerships, or limited liability companies.

Cost to Get a Plumbing License in Michigan

The journey plumber license application fee is only $40, while the master plumber and plumbing contractor license application fees are $300 each.

Exam fees are always the same at $100 per attempt.

Licensing Exams

To get permission to take a licensing exam, aspiring plumbers must prove that they meet the experience requirements.

From there, they can submit applications to the state’s Plumbing Board.

The exams themselves are administered through PSI testing services, and the details of each level of exam are laid out in the organization’s Candidate Information Bulletin.

The Journey Plumber Examination consists of 125 questions that must be completed within 180 minutes.

The Master Plumber Examination has 130 questions but the same 180 minute time limit.

The Plumbing Contractor Exam has only 50 questions but must be completed within 120 minutes. Exam-takers must receive scores of at least 70% to pass.

Unlike some states, Michigan uses open book plumbing license exams.

Applicants can check the Candidate Information Bulletin to find out what materials they are allowed to bring to the testing center.

These centers are located in:

  • Dearborn
  • Holt
  • Southfield
  • Grand Rapids
  • Gaylord
  • Marquette

Who Issues Plumbing Licenses in Michigan?

Plumbing licenses in Michigan are issued through the Bureau of Construction Codes Plumbing Division of the state’s Department of Licensing and Regulatory Affairs.

There are, however, several cities that have local governing agencies for plumbing licenses.

Aspiring plumbers in Dearborn, Detroit, Grand Rapids, and Saginaw should check with their local government officials regarding additional licensing and permitting requirements.

Additional Plumbing Certifications

Plumbers working in certain jurisdictions may be subject to additional certification requirements in Michigan.

All licensed plumbers can also pursue optional national certifications.

Getting certified by an organization such as the NITC or the ASSE can help plumbers advance in their careers by showcasing theirs kills to clients or employers.

Can I Transfer a Plumbing License to Michigan?

Michigan does not have plumbing license reciprocity. This means out of state plumbers cannot transfer their licenses into Michigan.