A. Unless the Commission determines otherwise, every public utility shall be required to file with the Commission and to keep open to public inspection schedules showing rates and charges, either for itself, or joint rates and charges between itself and any other public utility. Every public utility shall file with, and as a part of, such schedules, copies of all rules and regulations that in any manner affect the rates charged or to be charged.
B. The Commission shall permit, but may not mandate, the detariffing of any or all terms, conditions, or rates for (i) any retail telephone service classified by the Commission to be competitive and (ii) any other retail telephone service not found by the Commission prior to January 1, 2011, to be a basic local exchange telephone service.
C. As of July 1, 2013, the Commission shall permit, but may not mandate, the detariffing of any or all terms, conditions, or rates for any or all retail telephone services.