This affidavit is made voluntarily for the purpose of establishing the fact that my signature is a forgery. Do you know who forged your signature?An "Affidavit of Forgery" is a notarized, sworn statement, attesting that the signature appearing on it is indeed a forgery. Each authorized user must complete a separate Affidavit form. This forgery affidavit is to be used for forged share drafts that have cleared a member's account and forged share drafts that have been cashed against. (Notary Public in and for the State of Texas or Authorized Officer). Approved: OLD NUMBER.