The taking of an acknowledgment consists of positively identifying the signer of a document. What is an Affidavit of Identity?This guide will walk you through each step, ensuring your affidavit is accurate and legally binding. What do I need first? Starting August 1, 2024, Illinois residents applying to be Notary Public or Electronic Notary Public must use our online application. This article and video will show Notaries to fill out each part of a notarial certificate, and common mistakes to avoid. When notarizing an affidavit, make sure the signer appears before you in person. The following are basic rules for proper and safe notarization: 1) Keep your notary seal in a safe place; 2) Do not notarize a signature unless the signer. Part One: the ID Theft Affidavit. This is where you report general information about yourself and the theft.