INTERIM ORDER ESTABLISHING TEMPORARY RATES.
Tex. UTIL Code § 36.155.
in effect(a) At any time after an initial complaint is filed under Section 36.151 , the regulatory authority may issue an interim order establishing temporary rates for the electric utility to be in effect until a final determination is made.
(b) On issuance of a final order, the regulatory authority:
(1) may require the electric utility to refund to customers or to credit against future bills:
(A) money collected under the temporary rates in excess of the rate finally ordered; and
(B) interest on that money, at the current interest rate as determined by the commission; or
(2) shall authorize the electric utility to surcharge bills to recover:
(A) the amount by which the money collected under the temporary rates is less than the money that would have been collected under the rate finally ordered; and
(B) interest on that amount, at the current interest rate as determined by the commission.