2015 New York Laws
MDW - Multiple Dwelling
Article 6 - (Multiple Dwelling) CONVERTED DWELLINGS
Title 1 - (172 - 179) LIGHT AND AIR
174 - Size of rooms.

  174.  Size  of  rooms. Every living room shall contain five hundred
  fifty cubic feet or more of air, shall be at least six feet wide at  its
  narrowest  part  and  shall  have a minimum height of seven feet if such
  room is in the basement, of seven feet at all points more than six  feet
  from the front of such room if it is on the top story, and of eight feet
  if  on  any other story, except that whenever a basement conforms to the
  provisions of subdivision four of section one hundred seventy-seven  the
  living  rooms  in  such  basement  may have a minimum height of six feet
  eight inches from  the  finished  floor  to  the  bottom  of  any  beams
  projecting below the level of the finished basement ceiling and of seven
  feet to the ceiling between such beams.