2010 New York Code
VAT - Vehicle & Traffic
Title 8 - RESPECTIVE POWERS OF STATE AND LOCAL AUTHORITIES
Article 41 - (1660 - 1664) REGULATION OF TRAFFIC BY TOWNS
1662-A - Speed limits in certain towns.

§  1662-a.  Speed  limits  in  certain  towns.  The  town board of any
  suburban town governed pursuant to article three-A of the town  law  and
  the  town  board  of  any other town having a population exceeding fifty
  thousand, with respect to highways (which term for the purposes of  this
  section  shall  include  private  roads  open  to  public  motor vehicle
  traffic) in such towns outside any village, other  than  state  highways
  maintained  by the state on which the department of transportation shall
  have established  higher  or  lower  speed  limits  than  the  statutory
  fifty-five  miles  per  hour  speed limit as provided in section sixteen
  hundred twenty, or on which the department of transportation shall  have
  designated  that  such towns shall not establish any maximum speed limit
  as provided in section  sixteen  hundred  twenty-four,  subject  to  the
  limitations  imposed by section sixteen hundred eighty-four may by local
  law, ordinance, order, rule or regulation establish maximum speed limits
  at which vehicles may proceed within such towns, within designated areas
  of such towns or on or along designated highways within such towns lower
  than the fifty-five miles per hour  maximum  statutory  limit.  No  such
  speed  limit applicable throughout such towns or within designated areas
  of such towns shall be established at less than thirty miles  per  hour,
  except  that in the town of Hempstead speed limits may be established at
  not less than fifteen miles per hour on any portion of a highway in  the
  community  known as Point Lookout; provided, however, that no such speed
  limit in such town may be established unless a majority of the residents
  of such community file a petition with  the  town  board  of  such  town
  requesting  such speed limit. No such speed limit applicable on or along
  designated highways within such towns shall be established at less  than
  twenty-five  miles  per  hour,  except  that  school speed limits may be
  established at not less than fifteen miles per hour, for a distance  not
  to exceed one thousand three hundred twenty feet, on a highway passing a
  school  building,  entrance or exit of a school abutting on the highway,
  and except further that in the town of Hempstead  speed  limits  may  be
  established  at not less than fifteen miles per hour on any portion of a
  highway in the community known as Point Lookout; provided, however, that
  no such speed limit in such town may be established unless a majority of
  the residents of such community file a petition with the town  board  of
  such town requesting such speed limit.