Texas Water Code - WATER § 6.241. Judicial Review of Acts

(a) A person affected by a ruling, order, decision, or other act of the board may file a petition to review, set aside, modify, or suspend the act of the board.

(b) A person affected by a ruling, order, or decision of the board must file his petition within 30 days after the effective date of the ruling, order, or decision.  A person affected by an act other than a ruling, order, or decision must file his petition within 30 days after the date the board performed the act.

(c) Orders, decisions, or other actions of the board pursuant to Subchapters E and F of Chapter 16  1 and to Chapter 17   2 of this code are not subject to appeal.