Tex. Elec. Code § 13.032
A registrar may not refuse to appoint as a volunteer deputy registrar:
Acts 1985, 69th Leg., ch. 211, Sec. 1, eff. Jan. 1, 1986.
Acts 2009, 81st Leg., R.S., Ch. 307 (H.B. 488), Sec. 2, eff. September 1, 2009.