Missouri Plumbing Exams

Any Plumbing License Exam in Missouri will cover many topics including: Vents & Venting; Administrative Procedures; Fixtures; Drainage Systems and more.  Whether you live in St. Louis, Kansas City, Columbia or another city or county, the resources below will help you get started:

Need of a License:  Journeyman and master plumbers need to be certified to work in Missouri. 

Who Grants a License:  Plumbing certifications are not issued by the state, but at the county and city level.

Need of an Exam:  By state statute, candidates for journeyman and master plumber certification must take an exam to work in a city with a population of 15,000 or more. Missouri Revised Statutes 341.010 and 341.020

Procedures for Getting a License:  The procedures for getting a license vary from jurisdiction to jurisdiction.  Contact the local municipalities where you wish to work.

Applicable Code:  Missouri has adopted the Uniform Plumbing Code developed by the  International Association of Plumbing and Mechanical Officials.


Saint Louis County

City of Saint Charles 

City of Springfield

City of Cape Girardeau


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 Missouri Plumbing License Exam with these 300+ Question Plumbing Practice Exam Kits which cover topics in the actual Missouri Plumbing Exam.  See ads below:

Journeyman Plumber Practice Test Questions

Master Plumber Practice Test Sample Questions

Plumbing Practice Test Sample Questions

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