2025 Mileage Rate Reimbursement 2025. 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 2025 year, that is, 1 april. You can use this mileage reimbursement calculator to determine the deductible costs associated with running a vehicle for medical, charitable, business, or moving.
The attached document is classified by hmrc as guidance and contains information about rates and allowances for travel, including mileage and fuel allowances. The 2025 business mileage rate.