No licensee engaged in the business of selling or cashing checks, including traveler’s checks, drafts, or money orders within the United States by an instrument or order drawn upon and directed to the person receiving the money for transmission, shall charge a fee for selling or cashing such instruments, except traveler’s checks, in excess of one-half of one per cent (1/2 of 1%) of the face amount thereof or Fifty Cents ($0.50), whichever is greater. SOURCE: GC §30964.