Tex. Alcoholic Beverage Code § 251.728
CHANGE OF STATUS FOR TERRITORY ANNEXED OR OWNED BY MUNICIPALITIES IN CERTAIN COUNTIES.
(a) This section applies only to a municipality that:
(1) is wholly located in a county containing a portion of U.S. Highways 60 and 87; and
(2) has a population of more than 12,000.
(b) Notwithstanding any other law, an area annexed to a municipality to which this section applies assumes the wet or dry status of that municipality.