Obtain Your License

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

  • Washington D.C. A/C and Refrigeration Mechanical Unlimited Exam Review

    $164.99

    To become a licensed Journeyman or Master A/C & Refrigeration Mechanical Unlimited Contractor 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 A/C & Refrigeration Mechanical Unlimited Contractor 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

A license as a Master Refrigeration and Air Conditioning Mechanic shall entitle the licensee to supervise or perform any work required in connection with the installation, maintenance, repair, or replacement of any refrigeration or air conditioning system, including the components of a system, regardless of the size and nature of the system, subject to the limitations set forth in §301.

A license as a Journeyman Refrigeration and Air Conditioning Mechanic shall entitle the licensee Work under a licensed Master Refrigeration and Air Conditioning Mechanic.

Requirements to Obtaining Your License

Apprentices do not require experience at the time of the application.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: 3 years’ Experience
  • Document(s): W2s/1099s/Tax Records and Employment Verification Letter

 

Master Exam (Required)

  • Experience: 5 years’ Experience
  • Document(s): W2s/1099s/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

  • 80 questions
  • 3.5 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 Theory, System Types, Terminology, and General Requirements, Refrigerant and Condensate Piping, Evaporators, Compressors, Condensers, Chillers, Cooling Towers, Heat Pumps, Heating and AC Appliances, Conditioned Air, Supply, Return, Makeup, Combustion Air, Air Ducts, Dampers, and Insulation, Electrical Fundamentals and Controls, Refrigerants, Operating Procedures, including Safety, Maintenance and Repairs
     

Journeyman Exam

  • 60 questions
  • 2 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 Theory, System Types, Terminology, and General Requirements, Refrigerant and Condensate Piping, Evaporators, Compressors, Condensers, Chillers, Cooling Towers, Heat Pumps, Heating and AC Appliances, Conditioned Air, Supply, Return, Makeup, Combustion Air, Air Ducts, Dampers, and Insulation, Electrical Fundamentals and Controls, Refrigerants, Operating Procedures, including Safety, Maintenance and Repairs

Books and References for the Exam

  • 2012 International Mechanical Code
  • Modern Refrigeration and Air Conditioning

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.