Obtain Your License

Pursuing a career in the Plumbing field? Study at home for your Washington D.C. Plumbing license exam with our fully online, user-friendly, and self-paced course.

  • Washington D.C. Journeyman/Master Plumber with Gas Exam Review

    $164.99

    To become a licensed Journeyman or Master Plumber with Gas in the District of Columbia, you are required to pass an open-book exam. We offer the books, tabs, and a fully online and inclusive educational course to prepare you to sit for the D.C. Journeyman or Master Plumber with Gas exam. @HomePrep is a National Leader in online education. With over 100,000 satisfied students and a course catalog of over 1,000 classes, we are here to help you – Invest in Yourself.

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Requirements To Complete

About This License

“plumber” means any person who designs, installs, repairs or removes plumbing fixtures intended to receive and discharge water, liquid, or water-carried wastes into the drainage system with which they are connected; or who introduces, maintains or extends a supply of water through a pipe or pipes, or any appurtenance thereof, in any building, lot premises, or establishment; or who connects or repairs any system of drainage whereby foul, waste, or surplus water, sewer gases, vapor or other fluid is discharged or proposed to be discharged through a pipe or pipes from any building, lot, premises or establishment into any public or house sewer, drain, pit, box filter bed or other receptacle or into any natural or artificial watercourse flowing through public or private property; or who ventilates any building, sewer or fixture or appurtenance connected therewith; or who excavates any public or private street, highway, road, court, alley or space for the purpose of connecting any building, lot, premises, or establishment with any service pipe, house sewer, public water main, private water main, public sewer, private sewer, subway, conduit, or other underground structure.

“gasfitter” means any person who designs, fabricates, installs, tests or operates any nonindustrial type of gas appliance and piping system from the outlet of the meter set assembly, or from the outlet of the service regulator when a meter is not provided, to the inlet connections of appliances, for fuel gases such as natural gas, manufactured gas, undiluted liquefied petroleum gas, liquefied petroleum gas-air mixtures or mixtures of any of these gases; or who introduces, maintains or extends a supply of a gas through a pipe or pipes, or any appurtenance thereof, in any building, lot premises, or establishment; or who ventilates any fixture or appurtenance connected therewith; or who excavates any public or private street, highway, road, court, alley or space for the purpose of connecting any building, lot, premises, or establishment with any service pipe. In Washington DC a Plumbing with Gas License is required in order to perform work as a plumber in the District of Columbia. The DC Board of Industrial Trades is responsible for the administration and enforcement of plumbing regulations and issues the licenses for journeyman and master plumbers.

Requirements to Obtaining Your License

Journeyman by Waiver

  • Experience: Apprenticeship Training Program (4 years/8,000 hours)
  • Document(s): Certificate of Completion or Formal Designation Certificate or Transcripts

 

Journeyman By Exam

  • Experience: 4 years’ Experience/8,000 hours
  • Document(s): W2s/Tax Records and Employment Verification Letter

 

Master Exam (Required)

  • Experience: 8 years’ Experience/16,000 hours
  • Document(s): W2s/Tax Records and Employment Verification Letter

Applying For Your License

Application Fee is $65. License Fee is $110 - $120. Apply through The Department of Consumer and Regulatory Affairs:

  • https://www.dcopla.com/trades/

Exam Details

Master Exam

  • 100 questions
  • 4 hours
  • $52
  • 70% required to pass
  • Exams are administered via computer at: Department of Consumer and Regulatory Affairs, Examination Unit, 1100 4th Street SW, Suite E500, Washington, DC 20024, (202)442-4363
  • Topics include Plumbing Fixtures and Terminology, Plumbing Fundamentals, Traps, Cleanouts, and Interceptors, Special Requirements, Drainage Requirements, Vent Requirements, Water Distribution, Plan and Analysis, and Gas
     

Journeyman Exam

  • 70 questions
  • 4 hours
  • $52
  • 70% required to pass
  • Exams are administered via computer at: Department of Consumer and Regulatory Affairs, Examination Unit, 1100 4th Street SW, Suite E500, Washington, DC 20024, (202)442-4363
  • Topics include Plumbing Fixtures and Terminology, Plumbing Fundamentals, Traps, Cleanouts, and Interceptors, Special Requirements, Drainage Requirements, Vent Requirements, Water Distribution, Plan Reading and Gas

Books and References for the Exam

  • 2012 International Plumbing Code
  • 2012 International Fuel Gas Code

Exam Review Education

Online Training: The program takes you through each one of the reference books that the exam is based on showing you exactly what to highlight. After your highlighting is completed with each book, you have the option take an online practice test to reinforce concepts presented. The program narrated and animated.

Continuing Education

None.

Reciprocity Agreement

The Occupational and Professional Licensing Administration (OPLA) does allow you to apply to transfer your license from your home state to Washington D.C. via endorsement or examination. You must complete an application and pay a non-refundable $65 fee to the BIT. If your application is approved, you can then transfer your license over.

How It Works

1

Obtain pre-approval from the state (if applicable).

2

Purchase Exam Prep materials.

3

Schedule and pass your state exams.

4

Submit to the state your application, licensing fee, and proof of insurance.