Section 20-368. Rules and regulations

a. The commissioner is authorized to
  adopt such reasonable rules and  regulations  as  he  or  she  may  deem
  necessary  for  the proper control, operation, and supervision of public
  dance halls, cabarets and catering establishments.
    b. Upon request of a patron  or  guest  of  a  public  dance  hall  or
  cabaret,  such patron or guest shall be furnished with a clearly printed
  menu or other written list that itemizes the prices charged for food and
  drink sold before he or she is served, or, in the  alternative,  one  or
  more  signs  reciting  such itemized prices may be placed in conspicuous
  locations within the premises so as to  be  readily  observable  to  all
  patrons and guests.