Irs Automobile Mileage Rate 2024. The allowable rate for business vehicle use tax deductions is now 67 cents per mile—a 1.5. The irs bumped up the optional mileage rate to 67 cents a mile in 2024 for business use, up from 65.5 cents for 2023.

The new rate kicks in beginning jan. Irs issues standard mileage rates for 2024;