2006 New York Code - Use Of Water Through Hose.

 
    §  24-332  Use  of  water  through  hose. It shall be unlawful for any
  person to wash any street, sidewalk, areaway, steps, building  or  other
  place  in  the  city by means of hose or piping, or to use water through
  hose or sprinkler for watering lawns  or  gardens,  or  to  operate  any
  outside  shower  where  the water runs upon a street, sidewalk, or other
  public place, unless  and  until  a  permit  therefor  shall  have  been
  obtained  from  the  department of environmental protection. Such permit
  shall not be granted for the use of hose, sprinkler  or  outside  shower
  between the first day of November and the last day of March following.