Affidavit of Check Forgery - Complete, print, sign and mail this form to Star One Credit Union per instructions below. An affidavit of forgery is an official declaration that a fraudulent act was committed.It should be completed, notarized, and sent to notify institutions. Question: I have a corporate check that was counterfeited. There are two maker's signatures -- one of the signers is no longer with the company. How can clearly express permission to forgery. If another person inserts a forgery or object for example, and affidavit of justice department. No affidavit or declaration is required. I am first duly sworn and state I am: Name. I understand that The Huntington National Bank may require me to sign a sworn statement attesting to the fact of forgery.