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Official board data · verified May 2026

Free HVAC Contractor Practice Test

20 exam-style questions with instant scoring and a plain-English explanation after every answer. Free, no signup — built to mirror the format of the real licensing exam.

Question 1 Score: 0

How to use this practice test

  • These questions test enduring fundamentals — the kind every state exam leans on.
  • The real exam is usually open-book on the code; practice finding answers fast, not just memorizing.
  • Most state exams pass at 70–75%. Aim higher here so you have margin on test day.
  • Confirm the exact code edition your state enforces — see your state license page.

Informational only — not legal advice, and not an official government resource. Licensing rules change; always confirm against the official board source linked on this page before you renew, apply, or make a business decision. Trade Cert Hub is independent and not affiliated with any state licensing board. Some links are affiliate links — we may earn a commission at no extra cost to you (full disclosure).

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