The IRS issued 2019 standard mileage deductions for business, charitable, medical or moving purposes, most up from 2018 rates. (The rate per mile driven in service of charitable organizations did not change.) The 2019 rates are:
Business Standard Mileage Rate: 58 cents
Medical Standard Mileage Rate: 20 cents
Moving Standard Mileage Rate: 20 cents
Charitable Serv Standard Mile Rate: 14.0 cents
More details can be found in the IRS Press Release on this topic.
The AAII Tax Guide online has been updated with these new figures.