Motor vehicle sales tax rates differ greatly while in the United Tells. Car tax by state often varies within counties and municipalities. If you are moving to another state, calculating car tax prior to moving get useful in determining to view the leonids to buy. However, if you are trying stay clear of the car tax in your own home address, then go ahead and buying a house to park your car in because unless you possess a house or have a home in the state in question you risk tax evasion. Car dea...