Sec. 104.109.  BONDED RATES.  (a)  A gas utility may put a changed rate into effect by filing a bond with the regulatory authority if the regulatory authority fails to make a final determination within 90 days from the date the proposed increase would otherwise be effective.
(b)  The bonded rate may not exceed the proposed rate.
(c)  The bond must be:
(1)  payable to the regulatory authority in an amount, in a form, and with a surety approved by the regulatory authority;  and
(2)  conditioned on refund.
(d)  The gas utility shall refund or credit against future bills:
(1)  money collected under the bonded rates in excess of the rate finally ordered;  and
(2)  interest on that money, at the current interest rate as determined by the regulatory authority.
Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.