You could damage the Engine because Gasoline is potent than Diesel
direct tax
proportional
direct a+
The federal personal income tax is an example of progressive tax.
A Poll tax is a direct tax. A poll tax, head tax, or capitation is a tax of a uniform, fixed amount per individual (as opposed to a percentage of income).
it is a tax based on value added...that is the same as VAT but the addition is that it converges service tax with VAT.
property tax.
The right to tax is an example of a concurrent power.
poll tax
$2.37 + tax but it depends on what kind
The poll tax or any other kind of tax http://en.wikipedia.org/wiki/Twenty-fourth_Amendment_to_the_United_States_Constitution