IRS: increased optional standard mileage rates.

• Position: Internal Revenue Service - Brief Article

The IRS increased the optional standard mileage rates for the final four months of 2005 to 48.5 cents a mile for all business miles driven Sept. 1-Dec. 31, 2005--an 8-cent increase from the 40.5-cent rate in effect for the first eight months of 2005, as set by Rev. Proc. 2004-64.

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