Tex. Gov't Code § 1479.001
STATE HIGHWAY SYSTEM
In this chapter, "state highway system" means the highways in this state included in the plan providing for a system of state highways prepared under Section 201.103, Transportation Code.
Added by Acts 2005, 79th Leg., Ch. 281 (H.B. 2702), Sec. 2.91, eff. June 14, 2005.