Motor vehicle sales tax rates differ greatly in your United Tells. Car tax by state often varies within counties and locations. If you are moving to another state, calculating car tax prior to moving will be useful in determining to view the leonids to decide on. However, if you are trying stay clear of the car tax from your own home address, then go ahead and purchase a house to park your car in because unless you keep a house or are in the state in question you risk tax evasion. Car dealers an...