Except as otherwise provided in this title, an individual shall be licensed by the Board before the individual provides or assists in providing heating, ventilation, air-conditioning, or refrigeration services in the State.
Md. Code, BR § 9A-301
Except as otherwise provided in this title, an individual shall be licensed by the Board before the individual provides or assists in providing heating, ventilation, air-conditioning, or refrigeration services in the State.
Md. Code, BR § 9A-301