Tex. Spec. Dist. Code § 9003.004
The district is composed of the territory described by Section 3, Chapter 183, Acts of the 56th Legislature, Regular Session, 1959 (Article 8280-222, Vernon's Texas Civil Statutes), as that territory may have been modified under:
Acts 2003, 78th Leg., ch. 1277, Sec. 1, eff. April 1, 2005.