2024 Mileage Deduction. For tax year 2023 (the taxes you file in 2024), the irs standard mileage rate is 65.5 cents per mile when used for business. For the 2024 tax year (filed in 2025), the irs has set the standard deduction as follows:

The forms are filed with the u.s. According to the irs, the mileage rate is set yearly “based on an annual study of the fixed and variable costs of operating an.