Even in these days of $4+/gallon gasoline, some Democrats are floating the idea of raising the gas tax.
http://www.msnbc.msn.com/id/25751775/
The decline in gas tax revenue is actually a victim of market conditions. The higher prices have decreased demand for gasoline, causing fewer gallons to be sold. Since the gas tax is static and is not [...]

As anyone who has read my posts here in the past will know, I am vehemently against the concept of an income tax. However, I am a firm believer in following the law and paying my taxes on time and in full while the income tax does exist. But I am also continually looking to minimize my tax burden and maximize my take-home pay.