{"data":{"id":"us-md/md.-code-business-regulation-9a-103","jurisdiction":"us-md","citation":"Md. Code, Business Regulation § 9A–103","heading":"","body":"This title does not limit the right of:\n(1) an individual owner of a single-family dwelling while that owner is practicing heating, ventilation, air-conditioning, or refrigeration services on or within a building or structure owned by the individual;\n(2) an individual who is building a single-family dwelling in which that individual will reside while practicing heating, ventilation, air-conditioning, or refrigeration services on or within that dwelling;\n(3) an employee of a public utility company regulated by the Public Service Commission, when engaged in:\n(i) the development, construction, maintenance, or repair of electric or gas facilities located in the State; or\n(ii) the construction, maintenance, or repair of electric or gas appliances in the service area of the public utility;\n(4) subject to § 9A-403(a) of this title, an employee of the United States government, the State government, a local government, or an independent agency while that employee is practicing heating, ventilation, air-conditioning, or refrigeration services on or within buildings or structures owned or solely occupied by the United States government, the State government, a local government, or an independent agency;\n(5) an individual employed in the installation, maintenance, alteration, repair, or replacement of self-contained appliances requiring not more than 225 volts or 25 amperes of electrical current;\n(6) an individual possessing a master electrician's license issued by the State or any county, when engaged in the installation, alteration, service, repair, or replacement of individually controlled electric resistance heat;\n(7) an individual possessing a master plumber's license issued by the State, Baltimore County, or the Washington Suburban Sanitary Commission when providing heating, ventilation, air-conditioning, or refrigeration services on hydronic heating systems;\n(8) an individual possessing a license to practice engineering when providing heating, ventilation, air-conditioning, or refrigeration services in connection with the practice of engineering;\n(9) an individual who installs, alters, remodels, maintains, or repairs oil burners exclusively while employed by a supplier of home heating fuel; or\n(10) an individual regularly employed by the owner of property, or the owner's agent, to engage in maintenance and repair work.","path":["Article - Business Regulation"],"source_url":"https://mgaleg.maryland.gov/mgawebsite/Laws/StatuteText?article=gbr\u0026section=9A-103","current_through":"2026-01-01","vintage":"","retrieved_at":"2026-09-14T19:56:23Z","sha256":"0ba8811cca1437ebc5bd6cf441be23de7528406486808b27412d222cbcd01b13","source_id":"us-md","stale":false,"prev":"us-md/md.-code-business-regulation-9a-102","next":"us-md/md.-code-business-regulation-9a-201"},"notice":"GroundRules: Original legal text. Not legal advice."}