(a)      To the full extent that the Constitution and laws of the United States allow, the Commission has jurisdiction over each public service company that engages in or operates a utility business in the State and over motor carrier companies as provided in Title 9 of this article.

      (b)      (1)      The Commission has the powers specifically conferred by law.

            (2)      The Commission has the implied and incidental powers needed or proper to carry out its functions under this article.

      (c)      The powers of the Commission shall be construed liberally.