Nineteen states have waited a decade or more since last increasing their gas tax rates. Another 13 states have gone at least two decades, and three states — Alaska, Oklahoma and Mississippi — have not increased their gas tax rates since the 1980s, according to the Institute on Taxation and Economic Policy, a progressive think tank that keeps track of fuel taxes. The 18.4-cents-a-gallon federal gas tax, which also helps pay for roads, has not been raised since 1993.
“The money for the roads has to come from somewhere,” said Carl Davis, the research director for the institute. “In some cases, tolls are the path of least resistance.” Read more