2006 New York Code - Classification.

 
    §  27-451 Classification. Public garages shall be classified according
  to their specific uses as follows:
    (a) Group 1. Buildings or spaces used  for  the  parking  of  vehicles
  having  fuel  storage  tanks in excess of twenty-six gallon capacity; or
  used for the parking of vehicles of any size, and  in  which  mechanical
  repair,  body  work,  or  painting of vehicles is conducted, or in which
  gasoline, oil, or similar products are dispensed. Group 1 public garages
  shall be classified in storage occupancy group B-1.
    (b) Group 2. Buildings or spaces used exclusively for the  parking  of
  vehicles  having  fuel  storage  tanks  of twenty-six gallon capacity or
  less, and in which no repair, body  work  or  painting  of  vehicles  is
  conducted,  and  in  which  no  gasoline,  oil,  or similar products are
  dispensed. Group  2  public  garages  shall  be  classified  in  storage
  occupancy group B-2.