- The JP written exam has 100 questions, a 2-hour limit, and a 70% passing score.
- Total fees run $40 application, $68.50 written exam, $40 practical (when required), $40 initial license.
- Apprentice-to-Journeyman candidates also complete six practical items in 4 hours.
- Initial authorization allows five attempts within one year, with 30-, 60-, and 90-day waits after failures.
Fast Facts: TSBPE, Fees, and Format
Before you dive into a full study plan, it helps to have the raw mechanics of the Texas Journeyman Plumber License Exam (JP) in one place. This cheat sheet compresses the administrative and content details you need the week before test day into a single scannable reference. For a deeper walkthrough of how these pieces fit into a multi-week plan, see the JP Study Guide 2026: How to Pass on Your First Attempt.
The Texas State Board of Plumbing Examiners (TSBPE) oversees licensing, but the written exam itself is delivered on computer through Pearson VUE. TSBPE administers the practical component separately when it applies to your license path.
| Item | Detail |
|---|---|
| Application fee | $40 |
| Written exam fee | $68.50 |
| Practical exam fee (when required) | $40 |
| Initial license fee | $40 |
| Written exam length | 100 questions, 2 hours, 70% to pass |
| Practical exam | Six items, 4 hours (Apprentice-to-Journeyman path only) |
A complete cost breakdown, including how these fees stack across the licensing timeline, is covered in the JP Certification Cost 2026: Complete Pricing Breakdown.
Eligibility Snapshot
Most candidates arrive at the JP after logging 8,000 hours of plumbing experience and completing either a 48-hour approved training course or a qualifying U.S. Department of Labor apprenticeship. Fingerprints are also part of the application. Out-of-state Journeyman or Master license holders may be exempt from the training course requirement if their credential qualifies.
If you're still confirming whether you meet the hours and training thresholds, the JP Requirements 2026: Eligibility, Prerequisites & How to Qualify page walks through each qualifying route in more detail.
Written Exam Format
The written exam is closed book, computer-based, and delivered through Pearson VUE. It draws from the 2018 International Plumbing Code (IPC) paired with the 2018 International Fuel Gas Code (IFGC), or the 2018 Uniform Plumbing Code (UPC), plus Texas plumbing license law and TSBPE board rules. Because you can't reference a code book during the test, familiarity with code section numbering and structure matters as much as memorizing individual requirements.
Key Takeaway
Since the exam is closed book, practice retrieving code concepts from memory rather than looking them up - timed practice questions modeled on the actual 100-question, 2-hour format build that recall speed.
For a breakdown of exactly how the 70% threshold translates into a raw question count, and how scoring works, review the JP Passing Score 2026: Exactly What You Need to Pass guide.
Practical Exam Snapshot
Apprentice-to-Journeyman candidates complete six practical items within a 4-hour window, administered by TSBPE rather than Pearson VUE. If a practical component is required for your license path, it must be passed within one year of passing the written exam - plan your scheduling accordingly so you don't let that window lapse.
Practical Component Basics
Candidates on the Apprentice-to-Journeyman track should treat the practical as a distinct study track from the written exam, since it tests hands-on application rather than multiple-choice recall.
- Six practical items, 4 hours total
- Administered by TSBPE, separate from Pearson VUE
- Must be completed within one year of the written exam pass date
- Not required for eligible Tradesman Plumber-Limited licensees taking only the written exam
All 10 Domains at a Glance
The written exam content is organized into ten domains. Knowing what each one covers - and roughly how it connects to the code books - lets you triage your remaining study time efficiently. For a full breakdown of subtopics within each domain, see the JP Exam Domains 2026: Complete Guide to All 10 Content Areas.
Domain 1: Plumbing License Law and Board Rules
Covers TSBPE statutes and rules governing licensure, conduct, and enforcement.
- Know the board's authority and licensing framework, not just code sections
Domain 2: Definitions
Precise code and legal terminology used throughout the IPC/UPC and Texas rules.
- Memorize exact wording - exam questions often hinge on a single defined term
Domain 3: General Regulations or General Requirements
Baseline installation and administrative requirements that apply across plumbing systems.
- Treat this as the "connective tissue" linking other domains together
Domain 4: Plumbing Fixtures
Fixture installation, clearances, and materials requirements.
- Study fixture-specific code tables closely, since numeric clearances are testable
Domain 5: Water Heaters
Installation, venting, and safety device requirements for water heating equipment.
- Pay attention to relief valve and venting rules
Domain 6: Water Supply and Distribution
Sizing, materials, and protection requirements for potable water systems.
- Backflow prevention and pipe sizing logic show up frequently
Domain 7: Sanitary Drainage
Drainage system design, slope, and sizing under the applicable code.
- Compare IPC and UPC drainage sizing tables if you're unsure which code your exam version uses
Domain 8: Vents
Venting configurations and requirements that protect trap seals.
- Understand how vent domain rules interact with the Traps domain below
Domain 9: Traps
Trap seal requirements and permissible configurations.
- Study traps and vents together, since questions frequently combine both concepts
Domain 10: Fuel Gas or Fuel Piping
Fuel gas piping sizing, materials, and safety requirements tied to the 2018 IFGC.
- Don't neglect this domain just because it's listed last - gas piping sizing is a common weak spot
Curious how examiners weigh difficulty across these areas versus overall exam difficulty? The How Hard Is the JP Exam? Complete Difficulty Guide 2026 article breaks that down qualitatively.
Retake Rules and Waiting Periods
Initial authorization permits up to five attempts within one year of your application. If you fail, you're not locked out indefinitely, but you do face escalating waiting periods: 30 days after the first failure, 60 days after the second, and 90 days after subsequent failures. Plan your study calendar around these windows rather than assuming you can retest immediately.
For context on how these retake mechanics compare with overall outcomes, the JP Pass Rate 2026: What the Data Shows article is a useful companion read.
Final-Week Review Schedule
If you already understand the ten domains and just need a structured final push, allocate your last week by domain weight and personal weak points rather than reviewing everything equally. A short spaced-repetition pass on definitions and code numbers pairs well with timed 100-question practice runs that mimic the actual 2-hour limit.
Code-Heavy Domains
- Review Water Supply and Distribution, Sanitary Drainage, and Fuel Gas or Fuel Piping
- Drill sizing tables from memory since the exam is closed book
Systems That Interact
- Study Vents and Traps together as a linked pair
- Review Plumbing Fixtures and Water Heaters installation clearances
Law, Definitions, and Full Practice Runs
- Reinforce Plumbing License Law and Board Rules plus Definitions
- Take full-length timed practice sets on the main practice test platform to simulate the 2-hour, 100-question format
Light Review and Logistics
- Re-read missed practice questions rather than cramming new material
- Confirm your Pearson VUE appointment details and required ID
For a longer-horizon plan that starts well before the final week, revisit the JP Study Guide 2026: How to Pass on Your First Attempt.
Renewal and CE Requirements
Passing the exam is the beginning, not the end, of maintaining your JP license. The license renews annually and requires six hours of continuing professional education. Note also that your first license term after passing may run 6 to 18 months rather than a full year, depending on when your license issues relative to the renewal cycle.
Key Takeaway
Mark your renewal date as soon as your license issues, and start tracking continuing education hours immediately rather than waiting until the deadline approaches.
Wondering whether the time and fees involved are worth it long-term? The Is the JP Certification Worth It? Complete ROI Analysis 2026 article and the JP Salary Guide 2026: Complete Earnings Analysis both look at that question from different angles. If you're researching employers and openings once you're licensed, JP Jobs is a useful starting point, and JP Training covers approved course options for the 48-hour requirement.
Frequently Asked Questions
The written exam has 100 multiple-choice questions with a 2-hour time limit, and you need a score of 70% to pass.
No. Apprentice-to-Journeyman candidates complete both the written exam and a six-item practical exam within 4 hours. Eligible Tradesman Plumber-Limited licensees take only the written portion.
The closed-book exam is based on the 2018 IPC combined with the 2018 IFGC, or the 2018 UPC, along with Texas plumbing license law and TSBPE board rules.
Initial authorization allows up to five attempts within one year. You face a 30-day wait after the first failure, 60 days after the second, and 90 days after subsequent failures.
Expect a $40 application fee, a $68.50 written exam fee, a $40 practical exam fee when required, and a $40 initial license fee.
Keep this cheat sheet bookmarked alongside the full JP practice test platform as you move through your final review, and revisit the JP Exam Dates 2026: Testing Windows, Deadlines & Scheduling guide to lock in your Pearson VUE appointment before your attempt window closes.