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MICHIGAN PLUMBING CONTRACTOR EXAM — COMPREHENSIVE —EXAM QUESTIONS
LATEST EDITION 2026 – 2027 VERSION SOLVED QUESTIONS & ANSWERS
Q1. Which Michigan state agency is primarily responsible for administering
plumbing contractor licensing and examination requirements through the Bureau
of Construction Codes?
A. Michigan Department of Treasury
B. Michigan Department of Licensing and Regulatory Affairs (LARA)
C. Michigan Department of Health and Human Services
D. Michigan Department of Labor
Correct Answer: B
Rationale: LARA, through the State Plumbing Board and the Bureau of Construction
Codes, administers licensing for plumbing contractors.
Q2. Under Michigan law, what is the primary qualification required for an individual
or business to obtain a plumbing contractor license?
A. A minimum of 10 years of plumbing experience
B. Holding a Master Plumber license or employing a licensed Master Plumber as a
representative
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C. A degree in mechanical engineering
D. A residential builder's license
Correct Answer: B
Rationale: Under MCL 339.6111, to qualify for a plumbing contractor license, the
applicant must either hold a master plumber license or employ the holder of a master
plumber license as his or her representative.
Q3. Under the Skilled Trades Regulation Act (PA 407), a plumbing contractor may
operate as which of the following business structures?
A. Sole proprietorship only
B. Partnership, corporation, LLC, or sole proprietorship
C. Non-profit organization only
D. Joint venture with a licensed electrician
Correct Answer: B
Rationale: The Act permits any of those legal entities provided the contractor holds a
valid plumbing license.
Q4. How often must a Michigan plumbing contractor renew its license?
A. Every year
B. Every 2 years
C. Every 3 years
D. Every 5 years
Correct Answer: C
Rationale: Licenses are renewed on a three-year cycle.
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Q5. When a Master Plumber ceases to represent a contractor, the contractor must:
A. Wait 30 days before notifying anyone
B. Immediately notify the Department of Licensing and Regulatory Affairs (LARA) in
writing
C. File a complaint with the Michigan Supreme Court
D. Replace the Master Plumber without any notification
Correct Answer: B
Rationale: Michigan law requires prompt written notification to LARA of any change in
representation.
Q6. Which of the following is a required element for displaying a Michigan plumbing
contractor license on a job site?
A. Only the license number printed on a vehicle
B. A permanent, legible plaque at the main entrance and a photo ID carried by the
Master Plumber
C. A digital QR code on the contractor’s website
D. A verbal announcement to workers
Correct Answer: B
Rationale: Contractors must display their license prominently and ensure the Master
Plumber carries proper identification.
Q7. What is the application fee for a Plumbing Contractor license in Michigan?
A. $100
B. $200
C. $300
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D. $500
Correct Answer: C
Rationale: The Plumbing Contractor license fee is $300.00.
Q8. What is the examination fee for the Plumbing Contractor exam?
A. $50
B. $100
C. $150
D. $200
Correct Answer: B
Rationale: The plumbing contractor's exam fee is $100.00.
Q9. How many members serve on the State Plumbing Board?
A. 2
B. 5
C. 7
D. 17
Correct Answer: C
Rationale: The state plumbing board shall consist of 7 members.
Q10. To qualify for the contractor examination, a person must be of:
A. Good moral character
B. Financial stability
C. Legal age (21)
D. All of the above
Correct Answer: A
MICHIGAN PLUMBING CONTRACTOR EXAM — COMPREHENSIVE —EXAM QUESTIONS
LATEST EDITION 2026 – 2027 VERSION SOLVED QUESTIONS & ANSWERS
Q1. Which Michigan state agency is primarily responsible for administering
plumbing contractor licensing and examination requirements through the Bureau
of Construction Codes?
A. Michigan Department of Treasury
B. Michigan Department of Licensing and Regulatory Affairs (LARA)
C. Michigan Department of Health and Human Services
D. Michigan Department of Labor
Correct Answer: B
Rationale: LARA, through the State Plumbing Board and the Bureau of Construction
Codes, administers licensing for plumbing contractors.
Q2. Under Michigan law, what is the primary qualification required for an individual
or business to obtain a plumbing contractor license?
A. A minimum of 10 years of plumbing experience
B. Holding a Master Plumber license or employing a licensed Master Plumber as a
representative
, Page 2 of 63
C. A degree in mechanical engineering
D. A residential builder's license
Correct Answer: B
Rationale: Under MCL 339.6111, to qualify for a plumbing contractor license, the
applicant must either hold a master plumber license or employ the holder of a master
plumber license as his or her representative.
Q3. Under the Skilled Trades Regulation Act (PA 407), a plumbing contractor may
operate as which of the following business structures?
A. Sole proprietorship only
B. Partnership, corporation, LLC, or sole proprietorship
C. Non-profit organization only
D. Joint venture with a licensed electrician
Correct Answer: B
Rationale: The Act permits any of those legal entities provided the contractor holds a
valid plumbing license.
Q4. How often must a Michigan plumbing contractor renew its license?
A. Every year
B. Every 2 years
C. Every 3 years
D. Every 5 years
Correct Answer: C
Rationale: Licenses are renewed on a three-year cycle.
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Q5. When a Master Plumber ceases to represent a contractor, the contractor must:
A. Wait 30 days before notifying anyone
B. Immediately notify the Department of Licensing and Regulatory Affairs (LARA) in
writing
C. File a complaint with the Michigan Supreme Court
D. Replace the Master Plumber without any notification
Correct Answer: B
Rationale: Michigan law requires prompt written notification to LARA of any change in
representation.
Q6. Which of the following is a required element for displaying a Michigan plumbing
contractor license on a job site?
A. Only the license number printed on a vehicle
B. A permanent, legible plaque at the main entrance and a photo ID carried by the
Master Plumber
C. A digital QR code on the contractor’s website
D. A verbal announcement to workers
Correct Answer: B
Rationale: Contractors must display their license prominently and ensure the Master
Plumber carries proper identification.
Q7. What is the application fee for a Plumbing Contractor license in Michigan?
A. $100
B. $200
C. $300
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D. $500
Correct Answer: C
Rationale: The Plumbing Contractor license fee is $300.00.
Q8. What is the examination fee for the Plumbing Contractor exam?
A. $50
B. $100
C. $150
D. $200
Correct Answer: B
Rationale: The plumbing contractor's exam fee is $100.00.
Q9. How many members serve on the State Plumbing Board?
A. 2
B. 5
C. 7
D. 17
Correct Answer: C
Rationale: The state plumbing board shall consist of 7 members.
Q10. To qualify for the contractor examination, a person must be of:
A. Good moral character
B. Financial stability
C. Legal age (21)
D. All of the above
Correct Answer: A
