Here are the standard mileage rates used to calculate deductions for business, charitable, medical (or in the rare circumstance) moving purposes:
IRS issues standard mileage rates for 2021 | Internal Revenue ServiceIRS issues standard mileage rates for 2023; business use increases 3 cents per mile | Internal Revenue Service
IRS issues standard mileage rates for 2021 | Internal Revenue ServiceIRS issues standard mileage rates for 2023; business use increases 3 cents per mile | Internal Revenue Service