Purpose: To request domicile verification from a nonrelative who is familiar with the household's situation. This affidavit is made for the purpose of securing the transfer or delivery of property owned at the time of the decedent's death to a purchaser.How Do I Fill Out an Affidavit of Domicile? To establish a new domicile, you need 1) a physical presence, and 2) a truthful, concurrent, intent of making the new state your permanent place of abode. How to fill out Texas residency affidavit?