# Business Regulation (GBR)

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

### Subtitle 5. Violations; Penalties

#### Section 9A-506

(a) Any subdivision of the State which required a local license to provide heating, ventilation, air-conditioning, or refrigeration services on or before January 1, 1990 may continue to require a local license for services performed within that subdivision.

(b)

  (1) A subdivision of the State which requires a local license to provide heating, ventilation, air-conditioning, or refrigeration services may not discriminate against applicants who are not residents of the subdivision.

  (2) A subdivision of the State which requires a local license to provide heating, ventilation, air-conditioning, or refrigeration services shall issue a local license to any individual licensed by the Board on receipt from the individual of any application and fee required by the subdivision of the State.

  (3) A subdivision of the State may not require an applicant for a local license to provide heating, ventilation, air-conditioning, or refrigeration services to take an examination if the applicant is licensed by the Board.

(c) In the event that any subdivision which requires a local license discontinues that requirement after the effective date of this Act, that subdivision may not thereafter adopt a license requirement.

(d) A State license is required to provide heating, ventilation, air-conditioning, or refrigeration services anywhere within the State, whether or not the individual holds a local license.

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