Texas Transportation Code Sec. § 545.415 Backing a Vehicle (a) An operator may not back the vehicle unless the movement can be made safely and without interference with other traffic. (b) An operator may not back the vehicle on a shoulder or roadway of a limited-access or controlled-access highway. Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.