📝 Full-Length Practice Exam

Plumbing Contractor License

Administered by State contractor board

5 free / 50
Questions
240 min
Time limit
70%
Pass mark
Open-reference
References
🔓 Free preview, then unlock

The first 5 questions are free. To finish all 50questions with full scoring, a topic breakdown, and answer explanations, you'll unlock the rest with the All-Access Pass.

What this is

A full-length practice exam for the Plumbing Contractor License, blending plumbing trade and code knowledge with the business, law, and safety content of a contractor qualifying exam: estimating, contracts, liens, OSHA, project management, and licensing.

References you may use
  • Uniform Plumbing Code (UPC) or International Plumbing Code (IPC), as adopted
  • 29 CFR 1926 — OSHA Construction Safety Standards
  • State contractor licensing law and board rules
Topics covered
Plumbing Code & SystemsEstimating & BiddingContracts & LiensOSHA & Job SafetyProject ManagementLicensing, Insurance & BondingBusiness & Financial Management
📊 What you get at the end
  • Your overall score and a clear pass/fail result against the 70% pass mark — instantly, no waiting
  • A performance breakdown by topic, so you can see exactly which areas need more study
  • Every question reviewed afterward with the correct answer and a full explanation — including the ones you missed
⚠️ These are original practice questions written to mirror the topic outline and difficulty of a typical plumbing contractor license exam; they are not reproductions of actual exam items. Plumbing codes (UPC vs. IPC), licensing classifications, bonding amounts, and lien procedures vary by state and local jurisdiction, so confirm every requirement with your state contractor board and the codes adopted locally before relying on it.
EngineersUniverse is an independent educational publisher and is not affiliated with, endorsed by, certified by, or sponsored by State contractor board or any other organization named on this page.Plumbing Contractor and any other credential names referenced are trademarks of their respective owners, used here solely to identify the exam this practice test is modeled on. See our full disclaimer.

The timer starts when you begin. No payment required to try the first 5 questions.