Us Per Diem Rates 2025 In. Mileage reimbursement rates reimbursement rates for the use of. General services administration (gsa) released the fiscal year 2025 continental united states (conus) per diem reimbursement rates, effective october 1, 2023, through.
2025 acceptable rates published by iras for per diem allowance for countries starting with letters from g to o. *for further information on per diem rates, please see the per diem page under general information.