# Business Occupations and Professions (GBO)

## Title 12. Plumbers

### Subtitle 3. Licensing

#### Section 12-304.1

(a) The Board may use a testing service to administer an examination given under this subtitle.

(b) If the Board uses a testing service, the testing service, subject to the requirements set by the Board, may:

  (1) set the time and place of examinations;

  (2) give qualified applicants notice of the time and place of examinations; and

  (3) furnish any other information that the Board may require the testing service to provide.

(c) An examination shall be given at least once per year in Baltimore City.

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