Montana electrician exam prep
Montana’s State Electrical Board licenses master, journeyman and residential electricians statewide. PSI gives the exams by computer, open book: they are on the 2020 NEC through December 31, 2026 and move to the 2023 NEC, with Montana’s amendments, on January 1, 2027. Masters need 75% to pass; journeymen and residential electricians need 70%.
Journeyman Electrician
Journeyman Electrician exam: 60 scored, 180 min
Montana State Electrical Board Journeyman Electrician exam (PSI): 60 open-book questions in 3 hours, 70% to pass, on the National Electrical Code and general trade knowledge and theory. Exams move to the 2023 NEC with Montana amendments on January 1, 2027.
Master Electrician
Master Electrician exam: 80 scored, 240 min
Montana State Electrical Board Master Electrician exam (PSI): 80 open-book questions in 4 hours, 75% to pass, on the National Electrical Code, general trade knowledge and theory, and major load calculations. Exams move to the 2023 NEC with Montana amendments on January 1, 2027.
Residential Electrician
Residential Electrician exam: 50 scored, 150 min
Montana State Electrical Board Residential Electrician exam (PSI): 50 open-book questions in 2.5 hours, 70% to pass, on the National Electrical Code and general trade knowledge and theory. Exams move to the 2023 NEC with Montana amendments on January 1, 2027.
Licensing is run by Montana State Electrical Board (Department of Labor & Industry); exams are delivered by PSI.