Minnesota Class B Electrical
Contractor Exam Practice Questions
And Correct Answers (Verified
Answers) Plus Rationale 2027 Q&A|
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1. Under Minnesota law, what best defines a Class B electrical
contractor?
A. A contractor whose responsible licensed individual is a Class A
journeyworker electrician
B. A contractor whose responsible licensed individual is a Class B master
electrician
C. A contractor whose responsible licensed individual is a Class B installer
D. A contractor whose responsible licensed individual is a registered
unlicensed electrician
Rationale: Minnesota Statutes define a Class B electrical contractor as a
licensed contractor whose responsible licensed individual holds a Class B
master electrician license.
2. Which individual must serve as the responsible licensed individual
for a Minnesota Class B electrical contractor?
A. Any registered unlicensed electrician employed by the company
B. A licensed Class A journeyworker electrician
,C. A licensed Class B master electrician
D. A building official employed by the municipality
Rationale: The responsible licensed individual for a Class B electrical
contractor must hold the corresponding Class B master electrician
credential.
3. A Minnesota electrical contractor is preparing work under the
current Minnesota Electrical Code. Which national code edition
became effective for permits filed on or after August 17, 2026?
A. 2020 NEC
B. 2023 NEC
C. 2025 NEC
D. 2026 NEC
Rationale: Minnesota adopted the 2026 NEC effective August 17, 2026,
while permits filed before that date remain subject to the 2023 NEC.
4. When did Minnesota announce that electrical licensing
examinations would transition to the 2026 NEC?
A. July 1, 2023
B. August 17, 2026
C. September 8, 2026
D. January 1, 2027
Rationale: Minnesota DLI states that electrical licensing examinations
transition to the 2026 NEC beginning September 8, 2026.
, 5. A permit for electrical work was filed on August 10, 2026. Which
NEC edition generally governs that permit under Minnesota's
transition provisions?
A. 2020 NEC
B. 2023 NEC
C. 2026 NEC
D. The NEC edition selected by the contractor
Rationale: Minnesota's transition provisions specify that permits filed
before August 17, 2026, must comply with the 2023 NEC.
6. A permit is filed on August 20, 2026. Which NEC edition should
generally be used?
A. 2020 NEC
B. 2023 NEC
C. 2026 NEC
D. The edition in effect when the building was originally constructed
Rationale: Permits filed on or after August 17, 2026, fall under
Minnesota's adopted 2026 NEC requirements, subject to applicable
project-specific provisions.
7. Which person is generally responsible for the electrical work
performed by employees of a Minnesota electrical contractor?
A. The building owner
B. The local utility
, C. The municipal building official
D. The contractor's responsible licensed individual
Rationale: Minnesota contractor licensing requirements place
responsibility for the company's electrical work on the responsible
licensed individual.
8. Which statement correctly describes employees performing
electrical work for a licensed Minnesota electrical contractor?
A. They never need individual electrical credentials.
B. They may perform all electrical work after receiving company
orientation.
C. They must be appropriately licensed electricians or registered
unlicensed individuals as required by Minnesota law.
D. They only need a driver's license and OSHA training.
Rationale: Minnesota requires employees performing regulated
electrical work to hold an appropriate electrician license or qualifying
registration.
9. Which combination represents two principal credentials that may
authorize an employee to perform electrical work for a Minnesota
electrical contractor?
A. Building contractor and plumber
B. Journeyworker electrician and master electrician
C. Architect and engineer
D. Registered building inspector and apprentice carpenter
Contractor Exam Practice Questions
And Correct Answers (Verified
Answers) Plus Rationale 2027 Q&A|
Instant Download Pdf.
1. Under Minnesota law, what best defines a Class B electrical
contractor?
A. A contractor whose responsible licensed individual is a Class A
journeyworker electrician
B. A contractor whose responsible licensed individual is a Class B master
electrician
C. A contractor whose responsible licensed individual is a Class B installer
D. A contractor whose responsible licensed individual is a registered
unlicensed electrician
Rationale: Minnesota Statutes define a Class B electrical contractor as a
licensed contractor whose responsible licensed individual holds a Class B
master electrician license.
2. Which individual must serve as the responsible licensed individual
for a Minnesota Class B electrical contractor?
A. Any registered unlicensed electrician employed by the company
B. A licensed Class A journeyworker electrician
,C. A licensed Class B master electrician
D. A building official employed by the municipality
Rationale: The responsible licensed individual for a Class B electrical
contractor must hold the corresponding Class B master electrician
credential.
3. A Minnesota electrical contractor is preparing work under the
current Minnesota Electrical Code. Which national code edition
became effective for permits filed on or after August 17, 2026?
A. 2020 NEC
B. 2023 NEC
C. 2025 NEC
D. 2026 NEC
Rationale: Minnesota adopted the 2026 NEC effective August 17, 2026,
while permits filed before that date remain subject to the 2023 NEC.
4. When did Minnesota announce that electrical licensing
examinations would transition to the 2026 NEC?
A. July 1, 2023
B. August 17, 2026
C. September 8, 2026
D. January 1, 2027
Rationale: Minnesota DLI states that electrical licensing examinations
transition to the 2026 NEC beginning September 8, 2026.
, 5. A permit for electrical work was filed on August 10, 2026. Which
NEC edition generally governs that permit under Minnesota's
transition provisions?
A. 2020 NEC
B. 2023 NEC
C. 2026 NEC
D. The NEC edition selected by the contractor
Rationale: Minnesota's transition provisions specify that permits filed
before August 17, 2026, must comply with the 2023 NEC.
6. A permit is filed on August 20, 2026. Which NEC edition should
generally be used?
A. 2020 NEC
B. 2023 NEC
C. 2026 NEC
D. The edition in effect when the building was originally constructed
Rationale: Permits filed on or after August 17, 2026, fall under
Minnesota's adopted 2026 NEC requirements, subject to applicable
project-specific provisions.
7. Which person is generally responsible for the electrical work
performed by employees of a Minnesota electrical contractor?
A. The building owner
B. The local utility
, C. The municipal building official
D. The contractor's responsible licensed individual
Rationale: Minnesota contractor licensing requirements place
responsibility for the company's electrical work on the responsible
licensed individual.
8. Which statement correctly describes employees performing
electrical work for a licensed Minnesota electrical contractor?
A. They never need individual electrical credentials.
B. They may perform all electrical work after receiving company
orientation.
C. They must be appropriately licensed electricians or registered
unlicensed individuals as required by Minnesota law.
D. They only need a driver's license and OSHA training.
Rationale: Minnesota requires employees performing regulated
electrical work to hold an appropriate electrician license or qualifying
registration.
9. Which combination represents two principal credentials that may
authorize an employee to perform electrical work for a Minnesota
electrical contractor?
A. Building contractor and plumber
B. Journeyworker electrician and master electrician
C. Architect and engineer
D. Registered building inspector and apprentice carpenter
