Purpose: To request domicile verification from a nonrelative who is familiar with the household's situation. The letter is worded to the outside person not to you.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. Affidavit of Domicile is a form in our office for people to sign before a notary claiming Texas to be your home. We file the form with the court. All credit students must provide documentation that proves your residency status at the time of admission. Domicile is the place a person intends to establish a permanent home. An affidavit of domicile is a legal document that verifies the primary place of residency of someone after their death. Domicile: A person's principal, permanent residence to which the person intends to return after any temporary absence.