Mileage Reimbursement 2024 Form Illinois. Illinois mileage reimbursement law operates at the state level, meaning it specifically pertains to businesses and employees operating within the state of illinois. In this article, we will answer fundamental questions, including:

In sum, the state of illinois’ mileage reimbursement rate for the use of personal vehicles will increase from 62.5 cents per mile to 65.5 cents per mile effective. Travel must be by the most economical mode.