Section 7-709. Exemption of lots shown on approved subdivision plats

1.
  Notwithstanding any inconsistent provision of this  chapter  or  of  any
  general,  special  or  local  law,  the provisions of a zoning local law
  hereafter  adopted,  or  of  a  change  or  amendment   thereto,   which
  provisions:
    (a)  establish  or  increase  lot areas or lot dimensions which are in
  excess of the areas or dimensions of the lots shown and delineated on  a
  residential  subdivision  plat  which  has  been  duly  approved  by the
  planning board, or other board  or  officer  vested  with  authority  to
  approve  subdivision  plats,  if  any,  of the village in which the land
  shown on said plat is situate, and duly  filed  in  the  office  of  the
  recording  officer  of  the  county  in  which  the  land  shown on said
  subdivision plat is situate; or
    (b) establish or increase  side,  rear  or  front  yard  or  set  back
  requirements  in excess of those applicable to lots under the provisions
  of the zoning ordinance or local law, if any, in force and effect at the
  time of the filing of said duly approved residential subdivision plat or
  first section thereof;
    shall not, for the period of time prescribed  in  subdivision  two  of
  this  section,  be  applicable  to  or in any way affect any of the lots
  shown and delineated on such subdivision plat.
    2. If at the time of the filing  of  the  subdivision  plat  or  first
  section thereof referred to in subdivision one of this section there was
  in the village:
    (a)  both  a zoning ordinance or local law and a planning board vested
  with authority to approve subdivision plats, then the exemption provided
  for in subdivision one of this section shall apply for a period of three
  years after the filing of the approved subdivision plat or first section
  thereof; or
    (b) a zoning ordinance or local law in effect in the village but there
  was no planning board in said village vested with authority  to  approve
  subdivision plats, then the exemption provided for in subdivision one of
  this  section  shall apply for a period of two years after the filing of
  the approved subdivision plat or first section thereof; or
    (c) no zoning ordinance or local law in the village but  there  was  a
  planning  board vested with authority to approve subdivision plats, then
  the exemption provided for in subdivision  one  of  this  section  shall
  apply  for  a  period  of  two  years  after  the filing of the approved
  subdivision plat or first section thereof; or
    (d) no zoning ordinance or local law in the village  and  no  planning
  board  vested  with  authority  to  approve  subdivision plats, then the
  exemption provided for in subdivision one of this  section  shall  apply
  for  a  period  of  one year after the filing of the subdivision plat or
  first section thereof.