Maryland Licensing Overview for an HVAC Contractor

Licensing for an HVAC contractor in Maryland is controlled by the Maryland Department of Labor, Licensing and Regulation, Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors.

General Guidelines for an HVAC Contractor in Maryland

Specific requirements to perform HVAC contractor services can generally be used as a guideline, but make sure to check with your local governing rules and regulations.

Who’s allowed to perform these services?

HVAC contractor

General requirements for an HVAC contractor license?

• Master HVACR Contractor – must have been licensed as a Journeyman HVACR Tech for three years and worked under the supervision of a licensed Master for two years and pass the Master HVACR Contractor exam.

• Master Restricted HVACR Contractor – must have been licensed as a Journeyman HVACR Tech for three years and worked under the supervision of a licensed Master for two years and pass the Master HVACR Restricted Contractor exam.

• Limited HVACR Contractor – must have been licensed as a Journeyman HVACR Tech for three years and worked under the supervision of a licensed Master HVACR Contractor for two years, plus pass the Limited HVACR Contractor exam.

• All contractors must carry at least $300,000 in general liability insurance and $100,000 in property damage insurance.

What’s the state licensing site for an HVAC contractor?

Maryland Department of Labor, Licensing and Regulation, Board of Heating, Ventilation, Air Conditioning and Refrigeration Contractors

What are some training programs available for an HVAC contractor?

See available training programs.

How long is a license good for and when do I need to renew?

Check with local governing body for updated details.

What are fees associated with licensing?

Check with local governing body for updated details.