Md. Code, Transportation § 7–504

If the Public Service Commission fails, refuses, or is unable to direct a private carrier to perform a specified service requested by the Administration, the Administration:

(1) With the transit facilities it owns or controls, may perform any transit service it considers necessary to provide adequate transit service; and

(2) By agreement, may make reasonable subsidy payments to private carriers to encourage them to render bus service to the extent practicable.