Tex. Nat. Res. Code § 115.043
(a) A certificate that sets forth the terms of a commission order and states that the order has been adopted and published and was in effect on a specified date or during a specified period is prima facie evidence of those facts if the certificate is:
Added by Acts 1997, 75th Leg., ch. 166, Sec. 7, eff. Sept. 1, 1997.