2024 Mileage Allowance Irs. Mileage rate increases to 67 cents a mile, up 1.5 cents from 2023. 67 cents per mile for business.

Business use is 67¢ per mile, up from 65.5¢ in 2023. The 2024 standard mileage rate is 67 cents per mile, up from 65.5 cents per mile last year.