2024 Mileage Rate Nz Tax. You can find them on our website. The tier 1 rate is a combination of your vehicle's fixed and running costs.

If you are a sole trader or qualifying close company and use the kilometre rate method to claim business vehicle costs, this new rate applies for the 2024 year, that is, 1 april. 10.50%, 17.50%, 30%, 33% and 39%.