Where it is prescribed by law that an act must or may be done within a specified time after letters are issued and successive or supplementary letters are issued upon the same estate, the time so specified must be reckoned from the issuing of the first letters, except where it is otherwise specially prescribed by law or where the first or any subsequent letters are revoked as provided in 1413.
N.Y. Surr. Ct. Proc. Act Law § 705