Tex. Transportation Code § 451.661

(a) The board shall declare the results of the election separately by each unit of election. In each unit of election in which a majority of the votes received favor the proposition, the authority is confirmed and continues in each of those units, except that if the authority is not confirmed in the alternate municipality, the authority ceases in every unit of election. In each unit of election in which a majority of the votes received do not favor the confirmation of the authority, the authority ceases.

(b) If the authority continues, the board shall record the results in its minutes and adopt an order:

(1) declaring that the creation of the authority is confirmed;

(2) describing the territory of the authority;

(3) stating the date of the election;

(4) containing the proposition;

(5) showing the number of votes cast for or against the proposition in each unit of election; and

(6) showing the number of votes by which the proposition was approved in each unit of election in which the proposition was approved.

(c) The order must be accompanied with a map of the authority that shows the boundaries of the authority.

(d) A certified copy of the order and map shall be filed:

(1) with the Texas Department of Transportation;

(2) with the comptroller; and

(3) in the deed records of each county in which the authority is located.

(e) If the authority does not continue, the board shall adopt an order declaring that the result of votes cast at the election is that the authority ceases in the entirety. A certified copy of the order shall be filed with the Texas Department of Transportation and the comptroller, and the authority is dissolved.