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.
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Washington D.C. Master Refrigeration and Air Conditioning Mechanic Limited Exam Prep
$219.99View ProductTo become a licensed Journeyman or Master Refrigeration and Air Conditioning Mechanic Limited 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. Refrigeration and Air Conditioning Mechanic Limited 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. The highlighting guides and quizzes are designed to familiarize students with testing materials. We do not provide students with exact test questions, as the state does not release this information.
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Washington D.C. Master Refrigeration and Air Conditioning Mechanic Limited Exam Prep Complete Package
$522.95View ProductTo become a licensed Journeyman or Master Refrigeration and Air Conditioning Mechanic Limited 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. Refrigeration and Air Conditioning Mechanic Limited 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. The highlighting guides and quizzes are designed to familiarize students with testing materials. We do not provide students with exact test questions, as the state does not release this information.
Requirements To Complete
About This License
A license as a Master Refrigeration and Air Conditioning Mechanic Limited shall entitle the licensee to supervise or perform any work required in connection with the installation, maintenance, repair, or replacement of refrigeration or air conditioning systems up to and including twenty-five (25) compressor horsepower or the equivalent tons of refrigeration in the aggregate, subject to the limitations set forth in §301.
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
- 70 questions
- 3 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
The following books are permitted to be taken into the exam.
- 2012 International Mechanical Code
- Modern Refrigeration and Air Conditioning
The following book is not permitted to be taken into the exam.
- OSHA 1926
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.
