Tex. Loc. Gov't Code § 372.151
This subchapter applies only to a county that:
Added by Acts 2009, 81st Leg., R.S., Ch. 645 (H.B. 1730), Sec. 1, eff. June 19, 2009.
Acts 2023, 88th Leg., R.S., Ch. 644 (H.B. 4559), Sec. 186, eff. September 1, 2023.