The affidavit is to be used as a last resort when the Medicaid applicant or recipient is unable to provide other documentation of citizenship or identity. What is an Affidavit of Identity?Verify statements for legal matters and business transactions using our Texas general affidavit form template. This person will need to fill out the Affidavit and provide proper identification and two documents that verify residency. Notary Public for the State of Texas. Complete your affidavit of residency Texas form, a document that you may use to obtain a driver's license, identification card, etc. The Office of the Texas Secretary of State (the Office) is the only state agency authorized to issue certificates to authenticate Texas public records. 1. Complete Sections A and B of the form. When may an unsworn declaration be used? Verify Your Personal Identity.