(a) When the election result is certified to the commission of the annexing district, the commission of the annexing district shall conduct a hearing to determine whether or not it will be a benefit to the annexing district to annex the territory.
(b) The hearing shall be conducted after the commission has given five days' notice in some newspaper published in the annexing district.
(c) If it is found at the hearing that the annexation of the adjacent district would be a benefit to the territory of the annexing district, the commission shall enter an order in its minutes annexing the district and from and after the entry of the order, the adjacent district shall be a part of the annexing district with all rights and privileges of territory originally situated in the district.
Official text of the Texas Water Code as published by the Texas Legislative Council.