Michigan Hydronic and Process
Piping Test Questions and Correct
Answers – Complete Exam Study
Guide
Mechanical Contractor Classification 1 Exam Review – Based on
Michigan Mechanical Code, ASME B31.3 & LARA Requirements
SECTION 1: CODES, STANDARDS & REGULATORY REQUIREMENTS
(Questions 1-15)
Question 1
Which Michigan statute establishes licensing requirements for
mechanical contractors performing hydronic heating and cooling work?
A) Michigan Building Code (MBC)
B) Skilled Trades Regulation Act (PA 237 of 2016)
C) Michigan Environmental Protection Act
D) Occupational Safety and Health Act
Correct ,,,answer,,,: B
Rationale: The Skilled Trades Regulation Act (PA 237 of 2016) specifically
,defines licensing requirements, scope of practice, and disciplinary
procedures for mechanical contractors in Michigan. This is the
foundational statute for mechanical contractor licensing in the state .
Question 2
In the Michigan Mechanical Code, who is considered the Authority Having
Jurisdiction (AHJ) for a new hydronic heating system?
A) The homeowner
B) The local fire marshal
C) The LARA code official or designated inspector
D) The equipment manufacturer
Correct ,,,answer,,,: C
Rationale: The LARA (Department of Licensing and Regulatory Affairs)
code official or a designated inspector acts as the AHJ, responsible for
reviewing permits, conducting inspections, and enforcing code
compliance .
Question 3
When is a mechanical permit required for a hydronic system in Michigan?
A) Only for systems over 5,000 BTU/hr
B) For any new installation, alteration, or replacement of a hydronic
heating or cooling system
C) Only when a boiler exceeds 100,000 BTU/hr
D) When the system uses electric pumps
Correct ,,,answer,,,: B
Rationale: The code mandates a mechanical permit for any new
installation, alteration, or replacement of hydronic heating or cooling
systems, regardless of size. This ensures proper inspection and safety
compliance .
,Question 4
What are the minimum experience requirements to qualify for the
Michigan Hydronic Heating, Cooling & Process Piping licensing
examination?
A) 1 year of experience in any mechanical field
B) 2 years of experience in hydronic systems
C) 3 years of experience in hydronic heating and cooling and process
piping
D) 5 years of experience with a bachelor's degree
Correct ,,,answer,,,: C
Rationale: An applicant must show a minimum of 3 years of experience in
EACH work classification, or an equivalent of experience acceptable to
the board. Graduates of recognized community colleges or universities
may receive credit of up to 1 year toward this requirement .
Question 5
What is the passing score required for each work classification
examination in Michigan?
A) 60%
B) 70%
C) 75%
D) 80%
Correct ,,,answer,,,: B
Rationale: You must receive a score of at least 70% on EACH test taken in
order to receive a passing grade. You must also pass the law exam and
one or more work classification exams to become licensed .
, Question 6
What is the current application fee for the Michigan mechanical
contractor examination?
A) 50(𝑛𝑜𝑛𝑟𝑒𝑓𝑢𝑛𝑑𝑎𝑏𝑙𝑒)𝐵)100 (nonrefundable)
C) 150(𝑟𝑒𝑓𝑢𝑛𝑑𝑎𝑏𝑙𝑒)𝐷)200 (nonrefundable)
Correct ,,,answer,,,: B
Rationale: The examination application fee is $100 (nonrefundable). An
applicant who seeks licensure in more than one work classification on a
single application is required to pay only one application fee .
Question 7
How many questions are on the law exam portion of the Michigan
mechanical contractor examination?
A) 10 questions
B) 15 questions
C) 20 questions
D) 25 questions
Correct ,,,answer,,,: B
Rationale: You must pass a 15-question test on the Mechanical
Contractor's Law and Rules, the Construction Code Law and Rules, and
basic safety rules. Study materials for the law exam are provided in the
exam packet .
Question 8
If an applicant fails an examination, how many times can they retake it
without additional charge?
A) One time
B) Two times
Piping Test Questions and Correct
Answers – Complete Exam Study
Guide
Mechanical Contractor Classification 1 Exam Review – Based on
Michigan Mechanical Code, ASME B31.3 & LARA Requirements
SECTION 1: CODES, STANDARDS & REGULATORY REQUIREMENTS
(Questions 1-15)
Question 1
Which Michigan statute establishes licensing requirements for
mechanical contractors performing hydronic heating and cooling work?
A) Michigan Building Code (MBC)
B) Skilled Trades Regulation Act (PA 237 of 2016)
C) Michigan Environmental Protection Act
D) Occupational Safety and Health Act
Correct ,,,answer,,,: B
Rationale: The Skilled Trades Regulation Act (PA 237 of 2016) specifically
,defines licensing requirements, scope of practice, and disciplinary
procedures for mechanical contractors in Michigan. This is the
foundational statute for mechanical contractor licensing in the state .
Question 2
In the Michigan Mechanical Code, who is considered the Authority Having
Jurisdiction (AHJ) for a new hydronic heating system?
A) The homeowner
B) The local fire marshal
C) The LARA code official or designated inspector
D) The equipment manufacturer
Correct ,,,answer,,,: C
Rationale: The LARA (Department of Licensing and Regulatory Affairs)
code official or a designated inspector acts as the AHJ, responsible for
reviewing permits, conducting inspections, and enforcing code
compliance .
Question 3
When is a mechanical permit required for a hydronic system in Michigan?
A) Only for systems over 5,000 BTU/hr
B) For any new installation, alteration, or replacement of a hydronic
heating or cooling system
C) Only when a boiler exceeds 100,000 BTU/hr
D) When the system uses electric pumps
Correct ,,,answer,,,: B
Rationale: The code mandates a mechanical permit for any new
installation, alteration, or replacement of hydronic heating or cooling
systems, regardless of size. This ensures proper inspection and safety
compliance .
,Question 4
What are the minimum experience requirements to qualify for the
Michigan Hydronic Heating, Cooling & Process Piping licensing
examination?
A) 1 year of experience in any mechanical field
B) 2 years of experience in hydronic systems
C) 3 years of experience in hydronic heating and cooling and process
piping
D) 5 years of experience with a bachelor's degree
Correct ,,,answer,,,: C
Rationale: An applicant must show a minimum of 3 years of experience in
EACH work classification, or an equivalent of experience acceptable to
the board. Graduates of recognized community colleges or universities
may receive credit of up to 1 year toward this requirement .
Question 5
What is the passing score required for each work classification
examination in Michigan?
A) 60%
B) 70%
C) 75%
D) 80%
Correct ,,,answer,,,: B
Rationale: You must receive a score of at least 70% on EACH test taken in
order to receive a passing grade. You must also pass the law exam and
one or more work classification exams to become licensed .
, Question 6
What is the current application fee for the Michigan mechanical
contractor examination?
A) 50(𝑛𝑜𝑛𝑟𝑒𝑓𝑢𝑛𝑑𝑎𝑏𝑙𝑒)𝐵)100 (nonrefundable)
C) 150(𝑟𝑒𝑓𝑢𝑛𝑑𝑎𝑏𝑙𝑒)𝐷)200 (nonrefundable)
Correct ,,,answer,,,: B
Rationale: The examination application fee is $100 (nonrefundable). An
applicant who seeks licensure in more than one work classification on a
single application is required to pay only one application fee .
Question 7
How many questions are on the law exam portion of the Michigan
mechanical contractor examination?
A) 10 questions
B) 15 questions
C) 20 questions
D) 25 questions
Correct ,,,answer,,,: B
Rationale: You must pass a 15-question test on the Mechanical
Contractor's Law and Rules, the Construction Code Law and Rules, and
basic safety rules. Study materials for the law exam are provided in the
exam packet .
Question 8
If an applicant fails an examination, how many times can they retake it
without additional charge?
A) One time
B) Two times
