Section 24-520. Steam and hot water

a. It shall be unlawful to discharge
  waste water into any sewer at a temperature higher than that  prescribed
  by the commissioner of environmental protection.
    b.  It  shall be unlawful to use a connection with or opening into any
  sewer or drain for the conveyance or discharge of steam or hot water  at
  a temperature above that prescribed by such commissioner into such sewer
  or  drain, or to discharge steam, or permit it to escape into any sewer,
  drain, or public street, from any stopcock, valve or  other  opening  in
  any steam pipe or main.
    c.  The  commissioner of environmental protection, upon the expiration
  of five days after notice, shall discontinue the discharge of  steam  or
  hot water from any connection, cancel the permit for such connection and
  close  up  and  remove  the same, if the discharge of steam or hot water
  therefrom shall not have been discontinued.