Gsa Per Diem 2025 Calculator. Gsa establishes the rates that federal agencies use to reimburse their employees for lodging and meals and incidental expenses incurred while on official travel within the. The department of defence (dod) sets per diem rates for official travel outside of the continental united states (including alaska and hawaii), which is known as oconus travel.

Gsa establishes the rates that federal agencies use to reimburse their employees for lodging and meals and incidental expenses incurred while on official travel within the. Federal agencies use the per.