18.4-cent tax http://www.fhwa.dot.gov/infrastructure/gastax.cfm history of the federal gas tax http://www.fhwa.dot.gov/infrastructure/gastax.cfm оригіналу 18.4 cents a gallon budget deficit caused by the Depression US DOT gas tax http://www.fhwa.dot.gov/infrastructure/gastax.cfm http://www.fhwa.dot.gov/infrastructure/gastax.cfm 18.4 cents per gallon has not gone up since 1993 first federal gasoline tax Gas Tax "'devolve' the tax 18.4 cents a gallon 18.4 cents a gallon growing highway needs http://www.fhwa.dot.gov/infrastructure/gastax.cfm http://www.fhwa.dot.gov/infras... http://www.fhwa.dot.gov/infrastructure/gastax.cfm unchanged since 1993 Federal gas tax Federal gas tax 18.4 cents Federal gas tax http://www.fhwa.dot.gov/infrastructure/gastax.cfm 18.4 cents per gallon has not gone up since 1993 http://www.fhwa.dot.gov/infrastructure/gastax.cfm http://www.fhwa.dot.gov/infrastructure/gastax.cfm http://www.fhwa.dot.gov/infrastructure/gastax.cfm http://www.fhwa.dot.gov/infrastructure/gastax.cfm 18.4 cents a gallon http://www.fhwa.dot.gov/infrastructure/gastax.cfm http://www.fhwa.dot.gov/infrastructure/gastax.cfm DOT's "General Highway History" post. history of the federal gas tax its current level of 18.4 cents a gallon in 1993 http://www.fhwa.dot.gov/infrastructure/gastax.cfm budget deficit caused by the Depression federal fuel tax http://www.fhwa.dot.gov/infrastructure/gastax.cfm оригіналу gas tax $0.18 per gallon federal gasoline tax dollars 18.4 cents per gallon Federal gas tax website 18.4 cents website Federal gas tax road-building program federal fuel tax Revenue Act of 1932 federal gas tax last raised in 1993 Gas Tax