Heating, Ventilation, Air Conditioning and Refrigeration Master Restricted License Details

Obtaining the License

Ready to get your license? - Steps, Requirements, and Documents

1. Must have been licensed as a journeyman and regularly and principally employed to provide all areas of HVACR services for at least three years of active experience under the direction and control of a HVACR master;

2. Worked a minimum of 1,875 hours in the year prior to applying for the master restricted license;

3. Passed the master restricted examination with a score of 70%; AND

4. Currently hold a journeyman-level license or higher.

5. Maryland has reciprocal licensing agreements with Delaware and Virginia. If you are licensed in one of these two states and meet the other minimum qualifications, you do not need to take an exam to be licensed in Maryland. The qualifications to obtain a reciprocal license in Maryland are found at here .

6. Proof of 3 years of licensure as a licensed HVACR journeyman/journeyman restricted working in all areas of HVACR services under the direction and control of a licensed Master/Master Restricted HVACR contractor.

7. Proof of 1,875 hours of work in the year prior to submitting the application.

8. Certificate of insurance proving $300,000 in general liability insurance and $100,000 in property damage insurance.