Each public notice required by law or rule to be issued or published by the commission, or by a person under the jurisdiction of the commission, shall include at the beginning of the notice a succinct summary statement of the subject of the notice. The summary statement shall be designed to inform the reader of the subject matter of the notice without having to read the entire text of the notice. The summary statement may not be grounds for challenging the validity of the proposed action for which notice was given.
30 Tex. Admin. Code § 1.12