Sec. 52.059. RATES TO COVER APPROPRIATE COSTS. (a) The commission by rule shall adopt standards necessary to ensure that a rate established under this subchapter covers appropriate costs as determined by the commission.
(b) Until standards are set under Subsection (a), the commission shall use a costing methodology that is in the public interest to determine whether a rate established under this subchapter covers appropriate costs.
Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.