Section 62. Business in public offices on public holidays

1.  Holidays and
  half holidays shall be considered as Sunday for all purposes relating to
  the transaction of business in the public offices of each county. On all
  other days and half days, excepting Sundays, such offices shall be  kept
  open  for  the  transaction of business.  This subdivision is subject to
  the provisions of section two  hundred  six-a  of  the  county  law  and
  sections  1032-14.0 and 1052-22.0 of the administrative code of the city
  of New York.
    2. Holidays and Saturdays  shall  be  considered  as  Sunday  for  all
  purposes  relating  to the transaction of business in the public offices
  of the state. On all other days, excepting Sundays, such  offices  shall
  be  kept  open for the transaction of business. Whenever the last day on
  which any paper shall be filed or act done  or  performed  in  any  such
  office  expires  on  a Saturday, the time therefor is hereby extended to
  and including the next business day.