REQUIRED PERIOD OF SURVIVAL FOR DEVISEE.
Tex. ESTATES Code § 121.101.
in effectA devisee who does not survive the testator by 120 hours is treated as if the devisee predeceased the testator unless the testator's will contains some language that:
(1) deals explicitly with simultaneous death or deaths in a common disaster; or
(2) requires the devisee to survive the testator, or to survive the testator for a stated period, to take under the will.
Added by Acts 2009, 81st Leg., R.S., Ch. 680 , Sec. 1, eff. January 1, 2014.