Md. Code, Business Regulation § 9A-404
Md. Code, Business Regulation § 9A-404
in effectEach advertisement for heating, ventilation, air-conditioning, or refrigeration services that is in the name of a person who provides heating, ventilation, air-conditioning, or refrigeration services shall contain the license number and name of a master, master restricted, or limited license holder whom the person employs and designates to direct and control the provision of heating, ventilation, air-conditioning, or refrigeration services through the business of the person.
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://mgaleg.maryland.gov/mgawebsite/Laws/StatuteText?article=gbr§ion=9A-404&enactments=falseFetched: 10/16/2026
