Ird Mileage Rates 2024. Every year the commissioner of the inland revenue sets the motor vehicle kilometre expense rates for businesses. The internal revenue service issued the 2024 optional standard mileage rates used to calculate the deductible costs of operating an automobile for business, charitable, medical.

The 2023/2024 kilometre rates have been published. The irs 2024 mileage rates for using a vehicle for business purposes are: