The IRS announced the standard mileage rates for 2017 today. New rate for transportation and reimbursements is 53.5 cents. That is down from 54 cents in 2016.
According to IRS comments in Notice 2016-79:
The standard mileage rate for transportation or travel expenses is 53.5 cents per mile for all miles of business use (business standard mileage rate). See section 4 of Rev. Proc. 2010-51.
The standard mileage rate is 14 cents per mile for use of an automobile in rendering gratuitous services to a charitable organization under § 170. See section 5 of Rev. Proc. 2010-51.
The standard mileage rate is 17 cents per mile for use of an automobile (1) for medical care described in § 213, or (2) as part of a move for which the expenses are deductible under § 217.
Standard rates for the last few years: