Buying a car interstate: Costs, insurance and other factors to consider Buying a car interstate: Costs, insurance and other factors to consider Friday, 19 February 2021 Buying a car, whether it’s your first set of not-so-slick wheels or a shiny new upgrade, can be a big emotional and financial commitment. When scouting around for your ideal ride, you might first look at car yards and independent sales within your immediate vicinity. But for some people, the option of buying a car from another state or territory may come into play. This could be for a number of reasons – perhaps you’re set on a rare vintage model, or have found your dream car at an affordable price across state lines.