Texas Transportation Code - TRANSP § 21.153. Noncompliance With Subpoena or Order

(a) If a person fails to comply with a subpoena or order issued under Section 21.152, the department shall notify the attorney general.

(b) The attorney general may bring suit to enforce the subpoena or order in the name of the state in a district court of Travis County.

(c) If the court determines that noncompliance with the subpoena or order was not justified, the court shall order the person to comply with the requirements of the subpoena or order.

(d) Failure to obey the order of the court is punishable as contempt.