# Business Occupations and Professions (GBO)

## Title 12. Plumbers

### Subtitle 5. Miscellaneous Provisions

#### Section 12-502

(a) Regardless of whether plumbing services are provided for compensation, a person who provides or assists in providing plumbing services shall comply with the State Plumbing Code or any applicable local plumbing code.

(b) To ensure that plumbing services provided in a State building meet or exceed the standards of the State Plumbing Code, the plumbing work shall be inspected:

  (1) to the extent money is provided in the State budget, by a State plumbing inspector; or

  (2) if not inspected by a State plumbing inspector, by an inspector of the county or local government where the plumbing services are provided.

---

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