(a) Whether the rate generates revenues at least sufficient to cover relevant short and long run costs of the utility during the term of the rates; and
(b) Whether the rate generates revenues sufficient to insure that just and reasonable rates are established for remaining customers of the telecommunications utility.
(2) The commission may prescribe any changes in the form in which the schedules are issued by any telecommunications utility as the commission finds to be expedient. The commission shall adopt rules that allow any person who requests notice of tariff filings described under subsection (1) of this section to receive such notice. [1987 c.447 §17; 1989 c.5 §17; 2005 c.232 §18]