Free trade exam practice tests

70 exam-style questions with instant scoring and a plain-English explanation after every answer. Pick your exam and start. No signup, no paywall.

Electricians

35 questions

Journeyman Electrician Practice Test

20 Qs

NEC (NFPA 70) fundamentals

20 questions on the National Electrical Code, conductor sizing, grounding and common installation rules, the backbone of every state journeyman exam.

Start practice test

Master Electrician Practice Test

15 Qs

NEC calculations & advanced theory

15 tougher questions on load calculations, services, motors and code application: the level a master/contractor exam expects.

Start practice test

HVAC Contractors

20 questions

EPA Section 608 Practice Test

20 Qs

EPA Section 608 (Core + Type I/II/III)

20 questions covering the Core plus Type I, II and III material every HVAC tech needs to handle refrigerants legally. One of the most-searched certs in the trade.

Start practice test

Plumbers

15 questions

Journeyman Plumber Practice Test

15 Qs

IPC / UPC fundamentals

15 questions on venting, drainage, backflow and fixture rules drawn from the model plumbing codes most states adopt.

Start practice test

More exams coming

We're expanding the bank across master plumber, general-contractor business & law, and state-specific exams. Want a heads-up when your exam lands?

Never miss a renewal deadline

Get a reminder before your license expires, plus the year’s code and CE-rule changes for trade pros prepping for the exam. No spam, unsubscribe anytime.