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New Jersey license examsElectrician, Plumber and HVAC
New Jersey tests electrician, plumber and HVAC license applicants. Each trade has its own exam and testing company.
Journeyman and master exams in New Jersey
Electrician
- Who gives it
- PSI Services LLC1
- Code book
- 2023 NEC (a copy is provided at the test center)
- Open book
- Yes
- Exam fee
- $84
Plumber
- Who gives it
- PSI Services LLC2
- Code book
- National Standard Plumbing Code, 2021 edition
- Open book
- Yes
- Exam fee
- $87
HVAC
- Who gives it
- PSI Services LLC3
- Code book
- International Mechanical Code and International Fuel Gas Code, 2021 editions (2018 editions retired June 13, 2024)
- Open book
- Yes
- Exam fee
- $84
How do you book the exam?
Apply to the NJ Division of Consumer Affairs first. The board approves your application, then tells you how to schedule with the testing company. NJ Division of Consumer Affairs
Sources
- New Jersey electrician license: exam (test-takers.psiexams.com, 2026-10-27)
- New Jersey plumber license: exam (test-takers.psiexams.com, 2026-10-27)
- New Jersey HVAC license: exam (test-takers.psiexams.com, 2026-10-27)