Government Per Diem Rates 2024 For Mileage. Washington — the internal revenue service today issued the 2024 optional standard mileage rates used to calculate the deductible costs of operating an automobile for. The per diem rates shown here are averages of all of the per diem rates within each state as of january 2024.

Mileage reimbursement rates reimbursement rates for the use of. For travelers tired of manually tracking the gsa per diem rate, or organizations looking to simplify per diem tracking for your employees, databasics expense management.