An affidavit of forgery is an official declaration that a fraudulent act was committed. It should be completed, notarized, and sent to notify institutions.I am first duly sworn and state I am: Name. Court Forms, Free forms are available for those actions that only require the single form to be filed on an existing case. Please call (714) 966-4424 if you have questions. New York State Law requires the licensing and testing of notaries. Instructions on how to complete the "Forged Endorsement Affidavit".