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How to get a HVAC technician license in Massachusetts
Requirements, license levels, and the issuing authority — sourced from Massachusetts's
official board.
State refrigeration license is triggered by systems over 10 tons in the aggregate; smaller/other HVAC work and ductwork fall under other trades (Sheet Metal) or local rules. Refrigerant work requires federal EPA Section 608 certification.
Refrigeration Technician (required for refrigeration work over 10 tons in the aggregate)
Refrigeration Contractor (regular place of business; may employ licensed personnel)
Sheet Metal Worker (ventilation/ductwork - separate trade)
Massachusetts HVAC technician licensing at a glance
Requirements
Refrigeration Technician: 6,000 hours worked in MA as a licensed OPSI Refrigeration Apprentice under a MA Refrigeration Contractor, plus not less than 450 hours of approved study; pass the DOL/OPSI (PSI-administered) exam with a minimum score of 70%.
Reciprocity
Limited; evaluated by the Bureau.
Renewal
Biennial renewal for pipefitter/refrigeration technician/sprinkler fitter licenses.
Notes
State refrigeration license is triggered by systems over 10 tons in the aggregate; smaller/other HVAC work and ductwork fall under other trades (Sheet Metal) or local rules. Refrigerant work requires federal EPA Section 608 certification.
Questions
Do you need a license to work as a HVAC technician in Massachusetts?
State refrigeration license is triggered by systems over 10 tons in the aggregate; smaller/other HVAC work and ductwork fall under other trades (Sheet Metal) or local rules. Refrigerant work requires federal EPA Section 608 certification.
What HVAC technician license levels does Massachusetts have?
The levels are Refrigeration Apprentice, Refrigeration Technician (required for refrigeration work over 10 tons in the aggregate), Refrigeration Contractor (regular place of business; may employ licensed personnel), Sheet Metal Worker (ventilation/ductwork - separate trade).
How do you get licensed as a HVAC technician in Massachusetts?
Refrigeration Technician: 6,000 hours worked in MA as a licensed OPSI Refrigeration Apprentice under a MA Refrigeration Contractor, plus not less than 450 hours of approved study; pass the DOL/OPSI (PSI-administered) exam with a minimum score of 70%.
Does Massachusetts have HVAC technician license reciprocity?
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