Section 154.117 - Display of Permit(a) Each permit holder shall keep the permit on public display at the place of business for which the permit was issued.(b) Each permit holder who has a permit assigned to a vehicle shall post the permit in a conspicuous place on the vehicle.(c) Each retailer who operates a cigarette vending machine shall place a retailer's permit on the machine. Amended by Acts 1991, 72nd Leg., ch. 409, Sec. 25, eff. June 7, 1991 Acts 1981, 67th Leg., p. 1648, ch. 389, Sec. 1, eff. Jan. 1, 1982.