Throughout the country, individual states and multistate coalitions are testing the viability of using per-mile charging to replace the state gas taxes drivers pay. With electric vehicles not having to pay fuel taxes and the improved fuel efficiency of many cars and trucks, states need a reliable funding source to build and maintain roads and bridges. More than 30 states have now taken part in mileage-based user-fee pilot programs. Four states—Hawaii, Oregon, Utah, and Virginia—have established permanent mileage-based user fee programs.
Generally, mileage-based user fee researchers have recommended that any program meet several basic principles as states look for viable alternatives
