Journeyman Plumber Practice Test 2026 — Free Journeyman Plumber Exam Prep Questions
State and local plumbing boards give the journeyman plumber exam to confirm that an experienced apprentice can install and test plumbing systems to code. Our practice set uses the 2021 International Plumbing Code, flags where the 2024 Uniform Plumbing Code differs, and covers drainage and venting, water distribution, backflow, fixtures and water heaters, traps, storm drainage and plumbing math.
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Journeyman Plumber format, scoring & key facts
Computer-based at Pearson VUE test centers. Open book: bring a bound copy of the 2021 International Plumbing Code; ink notes or highlighting in code sections and permanently attached tabs are allowed. Pearson provides a dry-erase board. Calculators that print or store formulas are not allowed.
| Exam modeled | ICC National Journeyman Plumber (T25), the national journeyman exam that participating jurisdictions can use for licensing |
|---|---|
| Code | 2021 International Plumbing Code (IPC) |
| Questions | 70 multiple-choice, 4 options each |
| Time | 4 hours |
| Open book | Yes: your own bound 2021 IPC |
| Passing score | 70% or 75%, by Exam ID |
| Fee | $120 |
| Retakes | After 10 days |
| Largest area | Administration General Regulations (40%): installation, definitions, plan reading, testing and materials |
| State rules | Your jurisdiction may use a different vendor, the UPC, or state amendments; check its exam bulletin |
Facts last verified Oct 18, 2026. Source: www.iccsafe.org/credentialing/contractor-trades/. Always confirm details with State boards before your exam.
When can you take the Journeyman Plumber?
Schedule with Pearson VUE once you know which ICC exam your jurisdiction requires. State-run exams through other vendors (such as PSI or IAPMO) follow their own schedules.
Plan backwards from your exam date
What the Journeyman Plumber covers
Every PrepBanq Journeyman Plumber test mirrors the official domain weights.
Domain distribution
% of the exam| Content domain | Weight | ≈ Questions on exam | Our practice questions |
|---|---|---|---|
Administration General RegulationsGeneral installation requirements, code definitions and terms, plan reading, testing and materials. | 40% | ~28 | 60 questions → |
Plumbing FixturesWater heaters, water closets and urinals, and specialty fixtures. | 17% | ~12 | 26 questions → |
Water Supply and DistributionService and distribution piping, supply and pressure, and protection of the potable water supply. | 14% | ~10 | 21 questions → |
Sanitary DrainageBuilding sanitary drainage, sumps and ejectors, and indirect and special waste. | 13% | ~9 | 20 questions → |
Plumbing Vent RequirementsVent connections and grades, and vent terminals. | 7% | ~5 | 10 questions → |
Traps, Interceptors, and SeparatorsInstallation of traps, and interceptors and separators. | 7% | ~5 | 10 questions → |
Storm Drainage | 2% | ~1 | 3 questions → |
How to register for the Journeyman Plumber
Eligibility
Set by the city, county or state that issues the license; ICC is not a licensing agency. Ask your jurisdiction which exam ID it requires, then register at pearsonvue.com/ICC.
Retake policy
Wait 10 days before retaking a failed exam.
Score release
Results for computer-based exams are available immediately after you finish.
Credential renewal
License terms and renewal are set by your licensing jurisdiction.
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Journeyman Plumber FAQ
How many questions are on the Journeyman Plumber?
The Journeyman Plumber has 70 questions and you have 4 hours to finish. Question types: Four-option multiple choice with one correct answer per question (ICC National Journeyman Plumber, exam IDs T25-N-70% and T25-N-75%). Questions cover code lookup, installation, testing and plan reading..
How long is the Journeyman Plumber exam?
Testing time for the Journeyman Plumber is 4 hours.
What is the passing score for the Journeyman Plumber?
Journeyman Plumber passing standard: 70% or 75%, depending on the Exam ID your jurisdiction requires (two suites from December 1, 2026).
How much does the Journeyman Plumber cost?
The Journeyman Plumber registration fee is $120 (Pearson VUE). Check the official site for current fees before you register.
What is on the Journeyman Plumber?
The Journeyman Plumber covers Administration General Regulations (about 40%), Plumbing Fixtures (about 17%), Water Supply and Distribution (about 14%), Sanitary Drainage (about 13%), Plumbing Vent Requirements (about 7%), Traps, Interceptors, and Separators (about 7%), Storm Drainage (about 2%).
Who administers the Journeyman Plumber?
The Journeyman Plumber License Exam is administered by State boards. Delivery: Computer-based at Pearson VUE test centers. Open book: bring a bound copy of the 2021 International Plumbing Code; ink notes or highlighting in code sections and permanently attached tabs are allowed. Pearson provides a dry-erase board. Calculators that print or store formulas are not allowed.
Can you retake the Journeyman Plumber?
Wait 10 days before retaking a failed exam.
Is there a free Journeyman Plumber practice test?
Yes. PrepBanq has 15 free Journeyman Plumber practice tests with 150 exam-style questions in the real Journeyman Plumber formats, and every answer is explained. No credit card is needed.
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