Mileage Rate 2024 Washington State. 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 continental united states (conus). Washington state mileage rate for 2024.

The amount received on the first and last day of travel equals 75% of the m&ie total. The m&ie total is the full daily amount for a single calendar day when that day is neither the first nor last day of travel.