Mileage Rate 2025 Uk Calculator. In this post, you can find our hmrc mileage claim calculator which calculates your mileage allowance using the mileage rate for 2023 and 2024 provided by hmrc. The rate is updated every year by the countries tax authority and is meant to cover all costs of owning.
Over the course of the 2024/25 tax year, a freelance courier has driven 16,000 business miles. This same rate applies for personally owned electric cars.