Texas Election Code - ELEC § 31.035. Restrictions on Political Activities

(a) A county elections administrator may not be a candidate for a public office or an office of a political party, hold a public office, hold an office of or position in a political party, or hold another office or position appointed by an elected official.  At the time an administrator becomes a candidate or accepts an office or position in violation of this subsection, the administrator vacates the position of administrator.

(b) A county elections administrator commits an offense if the administrator makes a political contribution or political expenditure, as defined by the law regulating political funds and campaigns, or publicly supports or opposes a candidate for public office or a measure to be voted on at an election.  An offense under this subsection is a Class A misdemeanor.  On a final conviction, the administrator's employment is terminated, and the person convicted is ineligible for future appointment as county elections administrator.

(c) In this section, “candidate” means a person who has taken affirmative action, as described by the law regulating political funds and campaigns, for the purpose of gaining nomination or election.