Gsa Per Diem Rates 2024 Mileage Rate. Entering the first letter of the country name will jump to that portion of. * airplane nautical miles (nms) should be converted into statute miles (sms) or regular miles when submitting a voucher using the formula (1 nm equals 1.15077945.

Foreign per diem rates by location dssr 925. Click on any county for a detailed breakdown of the per.