Texas Election Code - ELEC § 18.002. Supplemental List of Registered Voters

(a) For each election held in the county in a voting year, on request of the authority responsible for procuring election supplies, the registrar shall prepare and furnish to the authority a certified list supplementing each original list furnished to the authority.  The list must contain the name of each voter whose registration will be effective on election day but whose name does not appear on the original list.

(b) For a runoff election, as an alternative to the list required by Subsection (a), the registrar may furnish for each county election precinct wholly or partly in the territory covered by the runoff a certified list containing the name of each voter whose registration will be effective on runoff election day but whose name does not appear on the original list or on a list furnished under Subsection (a) for the main election.

(c) An additional copy of each list shall be furnished for use in early voting and as needed in order to ensure all voters eligible to vote in an election appear correctly on the original list.

(d) In this code, “supplemental list of registered voters” means a list prepared under this section.