2006 New York Code - Dressing Facilities.

 
    §  27-490  Dressing facilities. Toilet rooms, shower rooms, and indoor
  dressing areas shall  be  constructed  of  nonabsorbent  materials  with
  smooth-finish  walls and partitions. Floors shall have a nonslip surface
  impervious to moisture, free of cracks or open  joints,  and  sloped  to
  drains.  The junctions between the side walls and floors shall be coved.
  Individual dressing rooms or cubicles within indoor dressing areas shall
  be excluded from the above requirements. Cabanas and dressing rooms that
  are not a part of any other occupancy shall also  be  excluded.  Toilets
  and  showers.  Toilets, lavatories, and showers, including piping, shall
  be provided in accordance with the requirements of subchapter sixteen of
  this chapter.