Requirements to Obtaining your License
- An applicant shall have been regularly and principally employed in providing heating, ventilation, air-conditioning, or refrigeration services under a journeyman, journeyman restricted, limited, or master restricted license for not less than 3 years of active experience under the direction and control of a master heating, ventilation, air-conditioning, and refrigeration contractor and have been so employed for not less than 1,875 hours in the year prior to application.
- An applicant shall provide general liability insurance in the amount of at least $300,000 and property damage insurance in the amount of at least $100,000.
Journeyman HVACR License
- An applicant shall have held, for a period of at least 3 years, an apprentice license, and during that period shall have completed at least 1,875 hours of training in providing heating, ventilation, air-conditioning, and refrigeration services under the direction and control of a licensed contractor.
- A journeyman does not need to obtain individual insurance.
Work that can be Done Under this License
“Licensed contractor” means a contractor who is licensed by the Board to provide heating, ventilation, air-conditioning, or refrigeration services, but does not include a licensed apprentice or licensed journeyman.
“Master license” means a license issued by the Board to provide heating, ventilation, air-conditioning, or refrigeration services.
“Journeyman license” means a license issued by the Board to provide heating, ventilation, air-conditioning, and refrigeration services while under the direction and control of a licensed contractor.
Applying to get your License
To apply for a license, contact the Maryland Board of HVACR Contractors at
500 North Calvert Street, 3rd Floor
Baltimore, MD 21202
The application/license fees are as follows:
- $75 for a master license;
- $20 for a journeyman license for each place of business of the contractor.
Reciprocity AgreementsThere are no reciprocal agreements for this license as of this time.
Continuing EducationThere are no requirements for continuing education as of this time.
- The Maryland HVACR Master and Journeyman Contractor exams have 100 questions and a time limit of 240 minutes.
- The Limited HVACR Contractor exam has 50 questions and a time limit of 120 minutes.
- All exams require a 70% to pass.
- Topics on the examinations include electrical knowledge, motors and controls; piping; refrigeration and air conditioning; heating systems; air distribution systems and safety.
- The fee for the exam is $150 and pre-approval is required.
- To schedule your exams, contact PSI at 1-800-733-9267.
Books and References for the Exam
The following references are permitted to be taken into the examination. These references may be tabbed (with a permanent index tab) and highlighted. They are available for purchase from our online contractor’s bookstore or by calling our office at 1-800-952-0910.
- 2012 International Mechanical Code
- ACCA Ductulator
- Manual J
- Modern Refrigeration and Air Conditioning
- OSHA Code of Federal Regulations Part 1926