Domicile refers to the place you call home permanently. Your domicile is important for legal purposes such as paying taxes, voting, and claiming benefits.A domicile is a place you claim as your permanent home, and it affects the laws, benefits and taxes that apply to you. Synonyms for DOMICILE: residence, abode, dwelling, house, roof, lodging, home, residency; Antonyms of DOMICILE: eject, evict. Basically the terms "domicile" and "legal residence" refer to the same place – the state you consider your permanent home. This means the county where the Decedent lived and considered their primary home address before they died. 1.1 Definition of Domicile: The general meaning of domicile is 'permanent home'. In fact, its meaning can be tricky. Simply put, your domicile is your home—the state you consider your permanent place of residence. Your domicile is the state of your permanent home, or the state you consider your home whenever you are elsewhere.