Some Americans are suggesting scrapping their tax system and replacing it with the Fair Tax (that's what they call it — no guarantee it is actually fair!), which is sort of a consumption tax. They could then abolish the IRS!
Yeah, right! This "Fair Tax" sounds a lot like VAT. And no-one can say we don't need HMRC to administer VAT.
Our Current Tax v. The Flat Tax v. The Fair Tax: What's The Difference?