2 links
Gasoline Excise Tax - Historical Revenues: Fact Sheet
ncseonline.org
A history of the national gasoline tax, including yearly revenues since it began.
New York Times- IRS Is Allowing More Delinquents to Avoid Tax Bills
nytimes.com
The Internal Revenue Service for more than a year has let many tax delinquents go without paying tax bills that total billions of dollars.