Gsa Per Diem 2024 Washington Dc. The fy 2025 rates are not the default rates until october 1, 2024. The per diem rates shown here are effective beginning october 2023.

General services administration (gsa) released the fiscal year 2024 continental united states (conus) per diem. Gsa also offers a calculator tool to let feds search by city, state, zip code or map to figure out the exact amount of their per diem.