Within the 30-day period immediately following the date on which the commission's order is final, as provided by Section 2001.144, Government Code, the person charged with the penalty shall:
(1) pay the penalty in full;
(2) pay the first installment penalty payment in full;
(3) pay the penalty and file a petition for judicial review, contesting either the amount of the penalty or the fact of the violation or contesting both the fact of the violation and the amount of the penalty; or
(4) without paying the penalty, file a petition for judicial review contesting the occurrence of the violation and the amount of the penalty.
Official text of the Texas Water Code as published by the Texas Legislative Council.