Section 154.045 - Recall By Comptroller(a) The comptroller may recall unused stamps.(b) If the comptroller recalls stamps, the purchaser, on the comptroller's demand, shall surrender the stamps to the comptroller for exchange.(c) If the comptroller recalls stamps and receives them from the purchaser, the comptroller shall issue stamps with different serial numbers for the recalled stamps. Acts 1997, 75th Leg., ch. 1423, Sec. 19.21, eff. Sept. 1, 1997 Amended by Acts 1989, 71st Leg., ch. 240, Sec. 4, eff. Oct. 1, 1989 Acts 1981, 67th Leg., p. 1641, ch. 389, Sec. 1, eff. Jan. 1, 1982.