One proof of identity. One proof of legal presence.What is an Affidavit of Identity? How do I fill this out? To fill out this form, gather all necessary documents required for proof of identity and residency. The Virginia Judicial System has a number of forms for each court available on the court's form page. Deed or title to residential real property. Form DL 121 Virginia. Virginia Affidavit of Residence Form. Use our Affidavit of Residency form to verify your home address for official purposes.