Domicile can be tricky - luckily, we have experienced attorneys! In short, you have one, and only one domicile; however, you may have many residences—in theory you could have a residence on every street, everywhere.Gov or submit in-person at the NYC Comptroller's Office. The best states for full-time RVer domiciles generally come down to Texas, Florida or South Dakota. All three states are income tax-free. The first thing you will need to do in order to establish RV permanent residence in any state is acquire an address in the state. If you maintain a mobile domicile such as an RV or a boat, your state of residency can be the state in which your mobile domicile is licensed and titled. Do I need to file a New York State tax return? How do I know if I am a resident of New York State for income tax purposes? It may be doable but you will very likely need to maintain a residence in another state and be physically present there enough to be considered a resident.