Gsa Per Diem Washington Dc 2024. Federal agencies use the per diem rates to reimburse their employees for subsistence expenses incurred while on official travel. The first and last calendar day of travel is calculated at 75 percent.

Cities not appearing below may be located within a county for which rates are listed. Per diem rates are the amounts each traveler is allowed to spend for lodging, meals, and incidentals (m&ie) while on official travel.