West Virginia Master Plumber License

The Master Plumber License allows you to do the following work:

• Installation, maintenance, extension, and alteration of:
  • Piping and venting systems
  • Plumbing fixtures, appliances, and appurtenances
  • Water supply systems, public or private, within or close to any building or structure
• Implementation of piping systems under these categories:
  • Gas
  • Standpipe
  • Hot water (in connection with building heating)
  • Chilled water (in connection with refrigeration processes and comfort cooling)

How to Get the Master Plumber License in West Virginia?

1. Take and pass the Master Plumber exam
   • Apply online or make an appointment by calling (855) 539-0708
2. Fill out the application form, and return it to:
   1900 Kanawha Blvd., ​E., State Capitol Complex
   Building 3, Room 200, Charleston, WV 25305
3. The Division of Labor will issue a license once the process has been approved
   • Contact the Division by phone at - (304) 558-7890 or by email at - This email address is being protected from spambots. You need JavaScript enabled to view it. for further details

West Virginia Master Plumber License Exam Prep Course

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West Virginia Master Plumber License Exam

Below is all the information related to the trade exam, including the official reference list.

West Virginia Master Plumber Trade Exam

• Testing Method: Computer-based or remote proctored
• Testing Company: PSI©
• Number of Questions: 100
• Types of Questions: Multiple choice
• Time Allowed: 180 Minutes
• Minimum Passing Score: 70 Questions (70%)
• Subjects Involved (No. of Questions):
  • General Knowledge (15)
  • Fixtures and Fittings (6)
  • Storm and Roof Drainage (5)
  • Fuel Gas Systems (10)
  • Safety - OSHA (7)
  • Isometrics (13)
  • Water Supply and Distribution (14)
  • Water Heaters (7)
  • Drain, Waste and Vent Systems (14)
  • Plumbing Math (9)
• PSI© Master Plumber Official Content Outline

West Virginia Master Plumber Book Set

This set of books includes all required references for the Master Plumber exam. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.

West Virginia Master Plumber Exam Books

Books Allowed in Testing

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Candidates are advised to read the OSHA Regulations that are part of the NASCLA Business and Law Manual. These regulations support exam content on OSHA Safety (5% of the questions originate from this book).