2013 Mileage Rate – A Good Deduction or Not? On November 28, 2012 / Wills / Leave a comment 2013 Mileage Rate – Should My Car Be a Company Car? The 2013 mileage rate has been announced by the IRS. The 2013 mileage rate is up a little from the 2012 mileage rates. Using the mileage rate can help on the bottom line for taxes. It