"While we won't know the specifics until the actual FAA
reauthorization proposal is released later this month, we have
strong reason to believe it will increase GA fuel taxes by nearly
fourfold... As if a huge tax increase isn't bad enough, the budget
makes it clear that the FAA will charge user fees for GA operations
in 'the nation's most congested airspace,' which sounds like Class
B airspace."
Source: AOPA President, Phil Boyer, reacting to
the threat imposed by user fees and other facets of the Bush
Administration's FY 2008 budget.