2010 New York Code
VAT - Vehicle & Traffic
Title 8 - RESPECTIVE POWERS OF STATE AND LOCAL AUTHORITIES
Article 39 - (1640 - 1646) REGULATION OF TRAFFIC BY CITIES AND VILLAGES
1643 - Speed limits on highways in cities and villages.

§  1643.  Speed  limits  on  highways  in  cities  and  villages.  The
  legislative body of any city or village with respect to highways  (which
  term  for  the purposes of this section shall include private roads open
  to public motor vehicle traffic) in such city  or  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 city or village 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 city or village, within designated areas  of  such  city  or
  village  or  on or along designated highways within such city or village
  higher or lower than the fifty-five miles  per  hour  maximum  statutory
  limit. No such speed limit applicable throughout such city or village or
  within  designated areas of such city or village shall be established at
  less than thirty miles per hour. No such speed limit  applicable  on  or
  along   designated  highways  within  such  city  or  village  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 that within the cities of Buffalo and
  Rochester speed limits may be established at not less than fifteen miles
  per hour for any portion of a highway within a city park.