[SunTzuWu]

It does not eliminate the income tax

From the article: Cain's plan to replace the tax code...

RTFA

[advance_copy]

Set the income tax rate at 9% and add a 9% national sales tax is something the Congress can do. And later it can raise both rates, which it will do. If you do not know that, you know nothing about the politicians in Washington, DC.