Irs Per Diem Mileage Rates 2025. Per diem mileage rate 2025 gsa ronna chrystel, you can find them on our website. The irs has announced the standard mileage rates for the use of a car, van, pickup, or panel truck for the year 2025.

General services administration (gsa) released the fiscal year 2025. Per diem rates for the continental u.s.