(a) A vendor must display a current license and other documents required by the Director prominently:
(1) at each vending location;
(2) on any vehicle used in vending; or
(3) on the vendor's person while engaged in any vending activity.
(b) A person must not:
(1) make any unauthorized use of a vendor's license; or
(2) commit any fraud or misrepresentation involving use of the license. (1995 L.M.C., ch. 5, § 2.)