Md. Code, Local Government § 13–906

(a) The County Commissioners of St. Mary’s County may adopt a building

code to provide for constructing, maintaining, and repairing buildings and other

structures.

(b) (1) A building code adopted under this section may incorporate by

reference all or part of a code proposed by any governmental unit or a trade or

professional association for general distribution in printed form as a standard model

on any subject relating to constructing, maintaining, or repairing buildings or

structures.

(2) Any later amendment to a code or part of a code that is adopted

by reference is not effective until the County Commissioners of St. Mary’s County

incorporate the specific amendment into the county’s building code.

(c) The County Commissioners of St. Mary’s County may appoint inspectors

to enforce the building code.

(d) The County Commissioners of St. Mary’s County may provide penalties

for a violation of the building code.