Maryland Code, Public Utilities § 4-209

(a) With respect to the net capital costs associated with the relocation underground of utility lines and facilities in connection with projects required by § 8-401 of the Land Use Article, the Commission shall:

(b) A utility may not be required to pay more than 50% of the net capital costs of a relocation project.

(c) A county or municipal corporation may appropriate money for a relocation project from appropriate federal, State, and local funds it receives for this purpose.