Tex. Elec. Code § 62.013
(a) An election officer commits an offense if the officer knowingly posts at a polling place, including the area within 100 feet of an outside door through which a voter may enter the building in which the polling place is located, a sign, card, poster, or other similar material that:
Acts 1985, 69th Leg., ch. 211, Sec. 1, eff. Jan. 1, 1986.