New York Penal Law Section 210.25 - Perjury; defense.

210.25 Perjury; defense.
In  any prosecution for perjury, it is an affirmative defense that the
  defendant retracted his false statement in the course of the  proceeding
  in  which it was made before such false statement substantially affected
  the proceeding and before it became manifest that  its  falsity  was  or
  would be exposed.

Last modified: February 3, 2019