Mississippi Plumbing Exams

The Mississippi Plumbing License Exam covers many topics including: Vents & Venting; Administrative Procedures; Fixtures; Drainage Systems and more.  Whether you live in Jackson, Biloxi, Meridian or another city or county, the resources below will help you get started:

Need of a License:  Plumbing contractors who do commercial projects over $50,0000 need a license to work in Mississippi.  Commercial projects below $50,000 are regulated by local municipalities.  Persons doing residential renovations will need a Residential Remodeling license from the state.

Who Grants a License:  Plumbing contractors on commercial projects over $50,000 are regulated by the Mississippi State Board of Contractors.

Procedures for Getting a License:  A candidate must take an exam to obtain a plumbing contractor's license.   

How to Apply for the Test: The application to apply for a plumbing contractor's license can be found online at Commercial Application

Candidates are required to submit a financial statement with their application.  Applications must be received by the Board at least 30 days prior to a regular Board meeting, which is the second Wednesday of January, April, July and October.  Send the completed application to:

     State Board of Contractors

     P.O. Box 320279

     Jackson, MS 39232-0279

For more information, call (601) 354-6161.

Test Content:  A candidate for the plumbing contractor's license must take 2 exams, one covering business and law and the other covering trade knowledge.  The business and law exam consists of 50 questions covering such subjects as estimating and bidding, labor laws and environmental and safety.  The candidate is given 2 hours to complete the business and law exam.  The trade knowledge exam consists of 70 questions covering the following subject areas with number of questions:

     General Plumbing Regulations - 4

     Safety - 4

     Cleanouts -  4

     Fixtures and Equipment - 5

     Water Heaters - 2

     Piping, valves and controls - 3

     Water Supply - 6

     Hangers and Supports - 3

     Drain, Waste and Vent - 15

     Backflow - 3

     Traps and Interceptors - 4

     Developed Length - 2

     Isometric Analysis - 12

      Joints and Connections - 3

The candidate is given 3 hours to complete the trade knowledge exam.  A candidate must get a score of 70% on each exam to pass. Detailed test content information may found online at candidate test bulletin.

Fees: There are fees to take the test.

Qualifications to take the Exam and receive a License:   Anyone can apply.

Who administers the test:  PSI

License Renewal:  Licenses must be renewed every year.  There is no continuing education requirement.

Applicable Code:  Mississippi follows the International Plumbing Code established by the International Code Council. 

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For more information on licensing and exam preparation, go to Tests.com's

Journeyman Plumbing Test Guide

Master Plumbing Test Guide

And take Tests.com's Plumbing Practice Test.

For plumbing exam preparation products and services, such as study guides, practice tests, flashcards and courses, go to Tests.com's Journeyman Plumber Exam and Master Plumber Exam listings.

Pass the Mississippi Plumbing License Exam with these Plumbing Practice Exam Kits which cover topics in the actual Mississippi Plumbing Exam.  See ads below:


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