Texas Election Code - ELEC § 172.081. Primary Committee

(a) Except as provided by Subsection (b), a primary committee is established in each county having a county executive committee. The primary committee consists of:

(b) The county executive committee by resolution may provide that the primary committee consist of more or fewer than five members or that a primary committee not be established. If a primary committee is not established, the county chair shall perform the duties of the primary committee prescribed by this chapter unless the county executive committee designates another member of the committee for that purpose.

(c) The county chair serves as chair of the primary committee.