Maryland Statutes
Subtitle 1 - Public Service Commission
Section 2-115 - Investigations

(a)    The Commission shall initiate and conduct any investigation necessary to execute its powers or perform its duties under this division.
    (b)    The Commission may:
        (1)    examine the records of a public service company;
        (2)    compel production of the records by subpoena; and
        (3)    require verified copies of the records to be filed with the Commission.