Free Practice Questions for IN Plumber
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Key Facts: IN Plumber Exam
70%
Passing Score
Indiana Professional Licensing Agency (PLA)
90
Questions
3 hours limit
$30-100
Exam Fee
Prov (formerly PSI)
IPC
Code Base
Indiana adoption
Indiana's journeyman plumber exam is based on the IPC and administered by Prov (formerly PSI). Indiana uses the IPC with state amendments. The exam is administered by Prov (formerly PSI). Indiana has one of the lowest exam fees in the country. The exam requires 70% to pass and tests drainage, water supply, venting, gas piping, and fixture knowledge.
Sample IN Plumber Practice Questions
Try these sample questions to review concepts for the IN Plumber exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 328+ question experience with AI tutoring.
1Under the IPC as adopted by Indiana, what is the minimum size of a building sewer?
2Per the IPC as adopted by Indiana, what is the minimum slope for a 4-inch horizontal drainage pipe?
3What is the DFU value for a residential water closet (1.6 gpf) under the IPC?
4Per the IPC as adopted by Indiana, what is the maximum distance between cleanouts on a horizontal drainage pipe?
5Under Indiana regulations, what type of backflow preventer is required for a high-hazard cross-connection?
6Per the IPC as adopted by Indiana, what is the minimum water supply pipe size for a bathtub with shower?
7What is the maximum water temperature setting for a residential water heater per the IPC?
8Per the IPC as adopted by Indiana, what is the minimum trap seal depth for a standard plumbing fixture?
9Under the IPC as adopted by Indiana, what is the minimum vent pipe size?
10Per the IPC as adopted by Indiana, what is the maximum static water pressure in a building distribution system?
About the IN Plumber Exam
Indiana journeyman plumber exam administered by Prov under the Professional Licensing Agency. Based on the International Plumbing Code (IPC). 80-100 multiple-choice questions with a 3-hour time limit requiring 70% to pass.
Exam sponsor: Indiana Professional Licensing Agency (PLA). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Questions
90 questions
Time Limit
3 hours
Passing Score
70%
Reported exam pass rate: ~50-60%. This describes exam candidates, not OpenExamPrep users or results from using our resources. Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Our practice resources: topics covered
We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.
Drainage & Waste Systems
Drain sizing, DFU calculations, slope requirements, cleanouts per IPC
Water Supply & Distribution
Pipe sizing, backflow prevention, water heaters, pressure regulation per IPC
Venting Systems
Vent sizing, wet venting, AAVs, vent termination, circuit venting per IPC
Gas Piping
Gas pipe sizing, appliance venting, pressure testing, BTU calculations per IFGC
Fixtures, Materials & Indiana Code
Fixture installation, materials, joints, permits, inspections, and Indiana-specific requirements
Preparing for the IN Plumber Exam
What You Need to Know
- Passing score: 70%
- Exam length: 90 questions
- Time limit: 3 hours
- Exam / certification fees: $30-100 Official sources
Using Our Practice Resources
- Work through all 328 available questions
- Review every answer and explanation
- Track weak areas and revisit them
- Use our AI tutor for tough concepts
IN Plumber: Suggested Study Strategy
Frequently Asked Questions
What code does Indiana use for the plumber exam?
Indiana uses the IPC. The exam covers drainage, venting, water supply, gas piping, and fixture requirements as adopted by the state.
Who administers the Indiana plumber exam?
The exam is administered by Prov (formerly PSI) under the Indiana Professional Licensing Agency (PLA).
How many questions are on the Indiana plumber exam?
The Indiana plumber exam has approximately 90 questions with a 3 hours time limit. A score of 70% is required to pass.
Is the IN plumber exam open book?
Most Prov (formerly PSI)-administered plumber exams allow a bound copy of the adopted code. Check with the Indiana Professional Licensing Agency (PLA) for approved reference materials.