(a)      A public service company shall file with the Commission a tariff schedule of its rates and charges for its regulated services and for standard offer service as provided in § 7-505(b)(8) of this article.

      (b)      As ordered by the Commission, a public service company shall:

            (1)      plainly print the tariff schedule of its rates and charges for its regulated services;

            (2)      make available the tariff schedules for public inspection; and

            (3)      post the tariff schedules to make the tariff schedules readily accessible to and convenient for inspection by the public.