Texas Election Code - ELEC § 201.054. Filing Period for Application for Place on Ballot

(a) Except as provided by Subsection (f), a candidate's application for a place on a special election ballot must be filed not later than:

(b) If a special election is to be held as an emergency election and a law outside this code prescribes a filing deadline, that deadline applies.

(c) The election order must state the filing deadline.

(d) An application may not be filed before the election is ordered.

(e) An application filed by mail is considered to be filed at the time of its receipt by the appropriate authority.

(f) For a special election to be held on the date of the general election for state and county officers, the filing deadline is 6 p.m. of the 75th day before election day.

(g) A declaration of write-in candidacy for a special election must be filed not later than the filing deadline prescribed by this section.