# Business Regulation (GBR)

## Title 9A. Heating, Ventilation, Air-Conditioning, and Refrigeration Contractors

### Subtitle 5. Violations; Penalties

#### Section 9A-502

(a) Except as otherwise provided in this title, a holder of a master, master restricted, or limited heating, ventilation, air-conditioning, and refrigeration license, or other person who engages in the business of providing heating, ventilation, air-conditioning, or refrigeration services, may not employ an individual to provide or assist in providing heating, ventilation, air-conditioning, or refrigeration services unless the individual is licensed by the Board.

(b) A person may not employ an individual to provide or assist in providing heating, ventilation, air-conditioning, or refrigeration services under a public work contract subject to Title 17, Subtitle 2 of the State Finance and Procurement Article unless the individual is licensed by the Board.

(c) A person may not classify an employee under a public work contract subject to Title 17, Subtitle 2 of the State Finance and Procurement Article who is licensed under this title at a specific work classification that is higher than the employee's license type.

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Md. Code Ann., Bus. Reg. (as displayed at mgaleg.maryland.gov, October 16, 2026)