Texas Election Code - ELEC § 51.005. Number of Ballots

(a) The authority responsible for procuring the election supplies for an election shall provide for each election precinct a number of ballots equal to at least the percentage of voters who voted in that precinct in the most recent corresponding election plus 25 percent of that number, except that the number of ballots provided may not exceed the total number of registered voters in the precinct.

(b) In computing a number of registered voters under this section, voters whose names appear on the list of registered voters with the notation “S”, or a similar notation, shall be excluded.

(c) The secretary of state shall prescribe procedures for determining the number of provisional ballots to be provided.