2011 Standard Mileage Rates – Rates 7/1 through 12/31/11 – IRS mileage

The rate will increase to 55.5 cents a mile for all business miles driven from July 1, 2011, through Dec. 31, 2011. This is an increase of 4.5 cents from the 51 cent rate in effect for the first six months of 2011, as set forth in Revenue Procedure 2010-51.