Maryland Heating and Air Conditioning

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The Master HVACR license allows the licensee to provide installation and maintenance services in all areas of HVACR work.

The Master Restricted license allows the licensee to provide installation and maintenance work in 1 or more areas of HVACR work. The categories are Air Conditioning, Full Heating, Forced Air Heating, Hydronic Heating, Refrigeration, and Ventilation. Master Restricted licenses are issued in 1 up to 4 combinations of areas of expertise in HVACR work. The assessment per category is capped once an individual licensee qualifies in 3 areas of HVACR expertise.

The Limited contractor license allows the licensee to exclusively maintain and repair 1 or more HVACR systems. The categories of HVACR work are Air Conditioning, Full Heating, Forced Air Heating, Hydronic Heating, Refrigeration, and Ventilation.

The Journeyman license allows the licensee to perform HVACR services while under the direction and control of a licensed contractor.

The Journeyman Restricted license allows an individual to perform 1 or more specialized HVACR services while under the direction and control of a licensed contractor.

An Apprentice is a person in training, to become an HVACR Journey licensee, under the direction and control of a licensed Master, Master Restricted, or Limited HVACR. An Apprentice may only assist in providing HVACR services. There are no prerequisites for this license. Apprentice applicants must still meet the registration requirements of the Maryland Apprenticeship and Training Council of the Department of Labor, Licensing, and Regulation when applicable.

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Required Books 

The references listed below are permitted to be taken into the examination. These references may be tabbed (with permanent index tabs) and highlighted. They are available for purchase from our online contractor’s bookstore or by calling our office at 1-800-992-1910.

Add All Required Books to Cart ($649.65)

Additional Services

  • Pre-approval from the state is required to sit for the examination.

    All classifications of HVACR contractors in Maryland, except Journeyman, must have general liability coverage of at least $300,000 and property damage liability insurance coverage of at least $100,000.

    The combined amount of general liability and property damage insurance must be at least $400,000.

    The applicants name, policy number, and expiration date of the policy must appear on the insurance certificate and The State Board of HVACR contractors must be named as the insurance certificate holder.

    Any licensee who holds a Master, Master Restricted or Limited contractor license cannot legally continue to enter into contracts to provide HVACR services if their insurance has expired.

    To enter into a contract to provide HVACR services with their insurance expired makes them guilty of a misdemeanor, and if convicted, subject to a fine not to exceed $1,000, or imprisonment not exceeding 6 months, or both.

    License Requirements:

  • An applicant for Master license must have been licensed as a Journeyman and regularly and principally employed to provide all areas of HVACR services for at least 3 years of active experience under the supervision and control of an HVACR Master, must have worked a minimum of 1,875 hours in the year prior to apply for the Master license, must pass the Master exam with a score of 70%, and currently hold a Journeyman or higher level license.
  • An applicant for a Master Restricted license must have been licensed as a Journeyman and regularly and principally employed to proved all areas of HVACR services for at least 3 years of active experience under the supervision and control of an HVACR Master, must have worked a minimum of 1,875 hours in the year prior to applying for the Master Restricted license, must pass the Master Restricted exam with a score of 70%, and currently hold a Journeyman or higher level license.
  • An applicant for a Limited license must have been licensed as a Journeyman and regularly and principally employed in providing HVACR services under the direction and control of an HVACR Master for at least 2 years, must have worked a minimum of 1,000 hours in the year prior to application, must pass the Limited contractor exam with a score of 70%, and must currently hold a Journeyman or higher level license.
  • An applicant for a Journeyman license must have been licensed as an Apprentice for at least 3 years and during that period must have completed at least 1,875 hours of training in approved HVACR services under the direction and control of a licensed HVACR contractor, must pass the Journeyman exam with a score of 70%, and currently hold an Apprentice license.

The Master HVACR license allows the licensee to provide installation and maintenance services in all areas of HVACR work.

The Master Restricted license allows the licensee to provide installation and maintenance work in 1 or more areas of HVACR work. The categories are Air Conditioning, Full Heating, Forced Air Heating, Hydronic Heating, Refrigeration, and Ventilation. Master Restricted licenses are issued in 1 up to 4 combinations of areas of expertise in HVACR work. The assessment per category is capped once an individual licensee qualifies in 3 areas of HVACR expertise.

The Limited contractor license allows the licensee to exclusively maintain and repair 1 or more HVACR systems. The categories of HVACR work are Air Conditioning, Full Heating, Forced Air Heating, Hydronic Heating, Refrigeration, and Ventilation.

The Journeyman license allows the licensee to perform HVACR services while under the direction and control of a licensed contractor.

The Journeyman Restricted license allows an individual to perform 1 or more specialized HVACR services while under the direction and control of a licensed contractor.

An Apprentice is a person in training, to become an HVACR Journey licensee, under the direction and control of a licensed Master, Master Restricted, or Limited HVACR. An Apprentice may only assist in providing HVACR services. There are no prerequisites for this license. Apprentice applicants must still meet the registration requirements of the Maryland Apprenticeship and Training Council of the Department of Labor, Licensing, and Regulation when applicable.

To apply, contact the Maryland Board of Heating, Ventilation, Air Conditioning, and Refrigeration at 1-410-230-6270.

The license fee for Master Unlimited is $75.

The license fee for the Master Restricted for each category is $25 maximum $75.

The License fee for Limited is $75, Journeyman is $20, and Apprentice is $10.
 

Licenses are valid for 2 years from date of issue.

Once Approval from the Board is obtained applicants can test with PSI once every 60 days until a passing score is achieved. 

Important Contacts

To apply for a home improvement license, contact:

Department of Labor, Licensing, and Regulation
Division of Occupational and Professional Licensing
500 N. Calvert St. Room 306
Baltimore, MD 21202
(410)230-6309

To apply for an Electrical license contact:
Board of Master Electricians
410.230.6270
410.333.6314 fax

To apply for a Plumbing license contact:
Board of Plumbers
410.230.6270
410.333.6314 fax

To apply for a HVAC license, contact:
Board of Heating, Ventilation, Air Conditioning & Refrigeration Contractors
410.230.6270
410.333.6314

www.dllr.state.md.us
To register for an exam, contact:

PSI Licensure: Certification
Attn: Examination Registration MD HI
3210 E Tropicana
Las Vegas, NV 89121
(800) 733-9267
(702)932-2666 Fax
www.psiexams.com

Maryland’s HVACR law permits individuals who have a heating, ventilation, air conditioning, and/or refrigeration license in another state to apply for a Maryland license.

Reciprocal licensing is permissible if the state and the Maryland HVACR Board have entered into a reciprocal agreement and the individual meets the qualifications of Maryland’s HVACR law, holds an active license in good standing in the other state, holds a license that is equivalent to the Maryland HVACR license, and became licensed in the other state after meeting requirements for licensure in that state that are at least equivalent to the licensing requirements of Maryland including the number of years of work experience required by Maryland law.

As of this time, there is no continuing education required for this license.

  • The fee for the exam is $150 and a 70% is required to pass.
  • The Maryland Master HVACR exam has 100 questions and a time limit of 4 hours.

    Topics on the exam include electrical knowledge, motors and controls, piping, refrigeration and air conditioning, heating systems, air distribution systems, and safety.

To schedule your exam,you must first obtain pre-approval from the board. Then, contact PSI at 1-800-733-9267. Once Approval from the Board is obtained applicants can test with PSI once every 60 days until a passing score is achieved.

American Contractors currently offers a One-Day Seminar for the Maryland Master HVACR contractor license exam that will help prepare individuals to pass. Please contact us for additional information, 1-800-992-1910.

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