Tex. Elec. Code § 86.012
(b) The following textual material, as prescribed by the secretary of state, must be printed on the face of each official ballot envelope and may be continued on the reverse side if necessary:
Acts 1985, 69th Leg., ch. 211, Sec. 1, eff. Jan. 1, 1986.
Amended by Acts 1991, 72nd Leg., ch. 203, Sec. 2.12;
Acts 1991, 72nd Leg., ch. 554, Sec. 1, eff. Sept. 1, 1991.