New Jersey Plumbing Exams

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

Need of a License:  Master and journeyman plumbers need a license to work in New Jersey.

Who Grants a License: Plumbing licenses are issued by the New Jersey Board of Examiners of Master Plumbers.

Procedures for Getting a License:   A candidate for a master plumbing license must take and pass a 4 hour exam on trade knowledge and a 2 ½ hour multiple-choice exam covering business and law related subjects.  Journeyman plumbers do not need to take an exam to get licensed, but must meet education and experience requirements.

Qualifications to take the Master Plumber Exam:  A candidate must have been engaged in an apprentice program for 4 years and have been a journeyman plumber for at least 1 year.  Alternatively, the candidate can have a bachelor's degree in mechanical, plumbing or sanitary engineering with one year spent installing plumbing systems as an apprentice or journeyman.

Who Administers the Test:  Experior Assessments LLC

How to Apply for the Exams:   To apply for the master plumber exam go to the online application

Fees:  There are fees to take the test.

License Renewal:  Licenses must be renewed every two years.  Plumbers must complete 5 credits of continuing education as a condition of license renewal in the two year period.  Plumbers applying for renewal for the first time do not have to meet the continuing education requirement.

Applicable Code:  New Jersey follows the National Standard Plumbing Code.


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.