Motor vehicle sales tax rates differ greatly inside a United States in the usa. Car tax by state often varies within counties and cities. If you are moving to another state, calculating car tax prior to moving possibly be useful in determining where and when to grab. However, if you are trying to avoid the car tax in your own home address, then go ahead and buy a new home to park your car in because unless you keep a house or live the state in question you risk tax evasion. Car dealers and nativ...