Md. Code, Local Government § 10–319

(a) A county may provide for:

(1) building, maintaining, and repairing any street, road, lane, alley,

footway, bridge, culvert, highway, or public place that is condemned, ceded, opened,

widened, extended, or straightened as public property; and

(2) the assessment of the costs of any work done in accordance with

item (1) of this subsection on the assessable basis of the county.

(b) A county may provide:

(1) that the owner or possessor of any lot shall grade, regrade, pave,

repave, or repair the footways in front of the lot; and

(2) for the enforcement of item (1) of this subsection by fine or

penalty.

(c) A county may regulate the opening of street surfaces.