# Business Regulation (GBR)

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

### Subtitle 5. Violations; Penalties

#### Section 9A-503

Except as otherwise provided in this title, regardless of whether a person is engaged in the business of providing heating, ventilation, air-conditioning, or refrigeration services, the person may not knowingly employ an individual to provide or assist in providing heating, ventilation, air-conditioning, or refrigeration services in the State unless the individual is licensed by the Board.

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