Tex. Prop. Code § 71.002
An individual is presumed dead for the purpose of determining if the individual's real or personal property is subject to escheat if the individual:
Acts 1983, 68th Leg., p. 3585, ch. 576, Sec. 1, eff. Jan. 1, 1984.
Amended by Acts 1985, 69th Leg., ch. 230, Sec. 3, eff. Sept. 1, 1985.