Tex. Spec. Dist. Code § 9039.006
(b) The boundaries and field notes contained in Section 2 of the Act creating this chapter form a closure. A mistake made in the field notes or in copying the field notes in the legislative process does not affect the district's:
Added by Acts 2009, 81st Leg., R.S., Ch. 583 (S.B. 2463), Sec. 1, eff. June 19, 2009.