Although there is no universal definition for all purposes, generally, your domicile is where you intend to permanently remain. 1. a dwelling place : place of residence : home 2.Law a : a person's fixed, permanent, and principal home for legal purposes Domicile is intended to be permanent rather than temporary, whereas residence means living in a particular locality and requires mere physical presence. Simply put, your domicile is your home—the state you consider your permanent place of residence. An affidavit of domicile is a sworn statement signed before a notary public establishing the legal domicile of someone who has died. Domicile is the place a person intends to establish a permanent home. Domicile refers to the place you call home permanently. Your domicile is important for legal purposes such as paying taxes, voting, and claiming benefits.