2009 and 2010 IRS Mileage Rates
If you are wrapping up your 2009 accounting for tax purposes, keep in mind the IRS Standard Mileage Rates for 2009 are $.55 per mile.
As you begin entering 2010 mileage, the rate for this year will be $.50 per mile.
You can find the articles from the IRS website here:
2009 Standard Mileage Rates
http://www.irs.gov/newsroom/article/0,,id=200505,00.html
2010 Standard Mileage Rates
http://www.irs.gov/newsroom/article/0,,id=216048,00.html