2006 New York Code - Jurors Not To Be Questioned For Verdicts.

 
    §  14.  Jurors not to be questioned for verdicts. A juror shall not be
  questioned, and is not subject to an action, or other liability civil or
  criminal, for a verdict rendered by him, in an  action  in  a  court  of
  record,  or not of record, or in a special proceeding before an officer,
  except by indictment, for corrupt conduct, in a case prescribed by law.