The statute for intoxication and alcoholic beverage offenses can be found in Chapter 49 of the Texas Penal Code. More specifically: Sec. 49.04. DRIVING WHILE INTOXICATED. (a) A person commits an offense if the person is intoxicated while operating a motor vehicle in a public place. (b) Except as provided by Subsections (c) and (d) and Section 49.09, an offense …