PORTLAND, Maine - When Steve Kahn got a $26,000 tax bill on his airplane, he thought Maine Revenue Services had made a mistake. Kahn lives, works, and keeps his plane in Massachusetts. But the bill was no error. It was part of the agency's efforts to collect taxes on aircraft owned by out-of-state residents, even though they bought their planes elsewhere and brought them to Maine only to visit. A number of other states, from Florida to Washington, are doing the same as they grapple with budget shortfalls and as the Internet makes it easier to track the comings and...
