Tex. Est. Code § 22.004
(a) "Child" includes an adopted child, regardless of whether the adoption occurred through:
Added by Acts 2009, 81st Leg., R.S., Ch. 680 (H.B. 2502), Sec. 1, eff. January 1, 2014.
Acts 2017, 85th Leg., R.S., Ch. 844 (H.B. 2271), Sec. 1, eff. September 1, 2017.