It costs more to drive in these states. The federal gasoline excise tax rate is 18.4 cents per gallon. States then add their own taxes and fees. The American Petroleum Institute’s April 2016 review (done quarterly) found 23 states with combined gas taxes and fees higher than the national average of 48.04 cents per gallon. Check out the top 10 highest gas taxes, state and federal combined, here.
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