Kentucky Plumbing Exams

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

Need of a License:  Journeyman and master plumbers need a license to work in Kentucky.

Who Grants a License:  Plumbing licenses are issued by the Kentucky Department of Housing, Buildings and Construction.

Procedures for Getting a License:    A candidate for a journeyman or master plumbing license must take and pass an exam consisting of written and practical sections.  Detailed exam information can be found online.

Qualifications to take the Exam and receive a License:  A candidate for journeyman plumber must have completed 2 consecutive years as an apprentice plumber.  Completion of a 2 year plumbing course counts as 1 year of experience.  A candidate for master plumber must have had a valid journeyman plumber license for 2 years within the past 5 years preceding the exam and have been employed in the plumbing trade for the past 2 years or be a registered mechanical engineer.

Test Content:  The journeyman and master plumbing exams have the following content and specifications:

Journeyman - 5 hour practical and written exam, 75% score to pass

Master -  2 ½ hour written test covering basic principles of plumbing  and a practical section covering pipe sizes, 80% score needed to pass

Who Administers the Test:  Kentucky State Plumbing  Examining Committee

How to Apply for the Test: The application for journeyman  and master plumber licenses can be found online:



An application for a journeyman or master plumbing license must be submitted to the following:

     Office of Housing, Building and Construction

     Division of Plumbing

     101 Sea Hero Road, Suite 100

     Frankfort, KY 40601-5405

Fees:  There are fees to take the test.

License Renewal:  Licenses must be renewed every year.   Master and journeyman plumbers must complete at least 8 hours of continuing education during the year as a condition to renewal.

Applicable Code:   Kentucky follows the Kentucky State Plumbing Code using as minimum standards the basic principles of the National Plumbing Code Coordinating Committee.


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

Journeyman Plumbing Test Guide

Master Plumbing Test Guide

And take's Plumbing Practice Test.

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