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100+ Free MT Journeyman Electrician Practice Questions

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According to NEC Article 100, what is the definition of a "continuous load"?

A
B
C
D
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Free Journeyman Electrician Practice Test by State 2026: 3,700+ NEC Questions24 min read
2026 Statistics

Key Facts: MT Journeyman Electrician Exam

70%

Passing Score

MT Electrical Board

80

Questions

PSI exam

$315+

Total Cost

$75 exam + $240 license

14 states

Reciprocity

MT Electrical Board

The Montana journeyman electrician exam requires 70% to pass across 80 NEC-based questions in 4 hours. Montana currently uses the NEC 2020 edition. The state offers reciprocity with 14 other states, making it valuable for multi-state electricians. The exam fee is $75 with a separate $240 license fee.

Sample MT Journeyman Electrician Practice Questions

Try these sample questions to test your MT Journeyman Electrician exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1According to NEC Article 100, what is the definition of a "continuous load"?
A.A load where the maximum current is expected to continue for 3 hours or more
B.A load that operates 24/7
C.A load that exceeds 80% of the circuit rating
D.Any load powered by a dedicated circuit
Explanation: NEC Article 100 defines a continuous load as one where the maximum current is expected to continue for 3 hours or more. This affects conductor and overcurrent device sizing. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
2Per NEC Article 100, what does "listed" mean?
A.Equipment included in a list published by a qualified testing laboratory that evaluates products
B.Equipment approved by the local inspector
C.Equipment mentioned in the NEC articles
D.Equipment sold by licensed distributors
Explanation: NEC Article 100 defines "listed" as equipment included in a list published by an organization acceptable to the authority having jurisdiction that evaluates products. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
3Per NEC 110.26(A)(1), what is the minimum working space depth in front of electrical equipment for Condition 1, 0-150V?
A.36 inches (3 feet)
B.30 inches
C.42 inches
D.48 inches
Explanation: NEC Table 110.26(A)(1) requires 36 inches minimum depth for Condition 1 at 0-150V to ground. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
4Per NEC 110.14(C)(1), what temperature rating governs conductor terminations on equipment rated 100A or less?
A.60°C unless both the conductor and equipment are listed for a higher temperature
B.75°C is the standard for all terminations
C.90°C to maximize conductor ampacity
D.The conductor temperature rating always governs
Explanation: NEC 110.14(C)(1) requires using the 60°C ampacity column for circuits 100A or less, unless both the equipment and conductors are rated and listed for higher temperatures. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
5Per NEC 110.12, what general requirement applies to all electrical equipment installation?
A.Equipment must be installed in a neat and workmanlike manner
B.Equipment must be painted to match the building
C.All wiring must be concealed
D.Equipment must be labeled with installer information
Explanation: NEC 110.12 requires electrical equipment to be installed in a neat and workmanlike manner. Inspectors use this as a general quality standard. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
6Per NEC 110.3(B), what obligation exists regarding manufacturer instructions for listed equipment?
A.Listed equipment must be installed and used per its listing and any instructions included in the listing
B.Instructions are suggestions that can be disregarded
C.Only the NEC, not manufacturer instructions, must be followed
D.Instructions only apply during the warranty period
Explanation: NEC 110.3(B) mandates that listed or labeled equipment be installed and used in accordance with its listing instructions, making them enforceable code requirements. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
7What is the minimum headroom required for working spaces around electrical equipment per NEC 110.26(A)(3)?
A.6 feet 6 inches or the height of the equipment, whichever is greater
B.6 feet
C.7 feet
D.8 feet
Explanation: NEC 110.26(A)(3) requires minimum headroom of 6.5 feet or the height of the equipment, whichever is greater. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
8Per NEC 110.26(C)(2), when are two entrance doors required for an electrical room?
A.When equipment rated 1,200A or more and over 6 feet wide is installed
B.For any electrical room over 100 sq ft
C.When the room contains more than 3 panels
D.Two doors are never required
Explanation: NEC 110.26(C)(2) requires two entrance doors when equipment rated 1,200A or more is over 6 feet wide. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
9Per NEC 210.8(A), GFCI protection is required for 125V, 15- and 20-ampere receptacles in which dwelling unit locations?
A.Bathrooms, kitchens, garages, outdoors, crawl spaces, basements, laundry areas, and within 6 feet of sinks
B.Only bathrooms and kitchens
C.Bathrooms, garages, and outdoors only
D.All rooms in the dwelling unit
Explanation: NEC 210.8(A) lists numerous locations requiring GFCI including bathrooms, garages, outdoors, crawl spaces, basements, kitchens, laundry areas, and within 6 feet of sinks. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.
10What is the maximum continuous load on a 20-ampere branch circuit per NEC 210.20(A)?
A.16 amperes (80% of 20A)
B.20 amperes
C.18 amperes
D.15 amperes
Explanation: NEC 210.20(A) requires the branch-circuit overcurrent device rating to be not less than 125% of the continuous load, so the maximum continuous load is 80% of 20A = 16A. Montana electricians working under MT State Electrical Board must comply with NEC 2020 requirements.

About the MT Journeyman Electrician Exam

Montana's journeyman electrician exam is administered by PSI on behalf of the State Electrical Board. The exam tests NEC 2020 knowledge including wiring methods, grounding and bonding, load calculations, motor circuits, and special occupancies. Montana has reciprocity agreements with 14 states.

Questions

80 scored questions

Time Limit

4 hours

Passing Score

70%

Exam Fee

$75 exam + $240 license (Montana State Electrical Board (PSI))

MT Journeyman Electrician Exam Content Outline

20%

NEC General & Definitions

NEC Article 100 definitions, general requirements, and code navigation

20%

Branch Circuits & Overcurrent Protection

Circuit sizing, conductor ampacity, GFCI/AFCI, and overcurrent devices

20%

Wiring Methods & Materials

Raceways, cable types, conduit fill, box fill, and rural installation methods

20%

Grounding & Bonding

Article 250 grounding electrode systems, equipment grounding, and bonding

20%

Services, Motors & Special Occupancies

Service entrance, motor circuits, agricultural buildings, hazardous locations, and healthcare

How to Pass the MT Journeyman Electrician Exam

What You Need to Know

  • Passing score: 70%
  • Exam length: 80 questions
  • Time limit: 4 hours
  • Exam fee: $75 exam + $240 license

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

MT Journeyman Electrician Study Tips from Top Performers

1Study NEC 2020 specifically — Montana has not adopted the 2023 edition yet
2Master Article 250 grounding and bonding — it is the most tested topic on any electrician exam
3Review agricultural building wiring requirements in Article 547 — relevant for Montana's rural areas
4Practice dwelling unit load calculations using Article 220 demand factors
5Know the differences between NEC 2020 and 2023 so you do not apply the wrong edition's rules

Frequently Asked Questions

What NEC edition does Montana use for the electrician exam?

Montana currently uses the NEC 2020 edition. The State Electrical Board has not yet adopted the 2023 edition. A bound copy of the NEC 2020 is allowed during the exam.

Which states does Montana have reciprocity with?

Montana has reciprocity agreements with 14 states. Contact the Montana State Electrical Board for the current list, as agreements may change. Reciprocity typically requires an active license in good standing and equivalent experience.

How much does the Montana electrician license cost total?

The total cost includes the $75 PSI exam fee plus a $240 license fee to the State Electrical Board. License renewal fees apply every two years. Budget approximately $315+ for initial licensing.

What experience is required in Montana?

Montana requires 8,000 hours (approximately 4 years) of electrical apprenticeship under a licensed journeyman or master electrician. Experience must be documented and verified by the State Electrical Board.