He’s not doing away with the income tax, but he says he’ll lower the rates.
He said he’s for lowering cap gains and omitting death tax.
Fuel taxes are a state tax so out of his purview.
He is adding a 20% import tax though. That might be why he has not signed Grover’s pledge about never raising taxes.
http://www.ontheissues.org/Celeb/Donald_Trump_Tax_Reform.htm
Feds also tax fuel at the pump.
I think it is at 18 cents per gallon the last time I remember.