Section 27-2071. Lighting and ventilation

The following requirements shall
  govern in multiple dwellings:
    a. The lighting and ventilation of kitchens shall be governed  by  the
  provisions   on   lighting  and  ventilation  in  article  one  of  this
  subchapter.
    b. A  kitchenette  constructed  after  July  first,  nineteen  hundred
  forty-nine,  shall  have  a window opening upon a street, a yard, court,
  shaft, any partially enclosed balcony  or  space  above  a  setback,  as
  described  in  paragraph  three  of  subdivision a of section 27-2058 of
  article one of this subchapter, or an offset or  recess  less  than  six
  feet in width. Such window shall be at least one foot wide, have a total
  area  of  at  least three square feet and be at least ten percent of the
  floor area of such kitchenette. In lieu of such window, such kitchenette
  may have mechanical ventilation to provide at least six changes per hour
  of the air volume of such kitchenette, or, when such kitchenette  is  on
  the  top  story,  may  have  a skylight of at least one foot wide with a
  total area of at least four square feet or one-eighth of the area of the
  kitchenette, whichever is greater, and shall have  ventilating  openings
  of at least one-half of the area of the skylight.
    c.  A  kitchenette  constructed  after  July  first,  nineteen hundred
  forty-nine, may have a door or doors, if the lower portion of each  door
  has  a  metal  grille  containing  at least forty-eight square inches of
  clear openings or, in lieu of such grille,  there  are  two  clear  open
  spaces,  each  of  at  least  twenty-four square inches, one between the
  bottom of the door and the floor, and the other between the top  of  the
  door and the head jamb.
    d. A kitchenette shall be deemed to be in compliance with this section
  if  it  was  accepted  or  approved  by the department on or before July
  first,  nineteen  hundred  fifty-two,  and  if  it  was  maintained   in
  accordance with such acceptance or approval.