Gsa Per Diem 2025 Mileage Rate. Vehicle rates are based on a monthly lease and mileage charge, which includes all maintenance and. The standard mileage rate for computing the deductible costs of operating an automobile for charitable purposes is set by statute and remains unchanged.
The gsa announces the new mileage reimbursement rate for 2025, effective january 1, 2025, for employees using a privately owned vehicle on government travel. The base lodging rate also saw a small increase.