Washington Dc 2025 Per Diem Rates By City. Per diem rates are the amounts each traveler is allowed to spend for lodging, meals, and incidentals (m&ie) while on official travel. General services administration (gsa) released the fiscal year 2025 continental united states (conus) per diem expense rates,.

The per diem rates shown here for lodging and m&ie are the exact rates set by the gsa for the month of december, 2025. Find information on the omb designated best in class city pair program (cpp), which allows government travelers savings and flexibility in planning official travel.