Managing travel expenses can be challenging, but per diem rates simplify the process by offering standardized reimbursements for lodging, meals, and incidental costs. They remove the uncertainty around allowable expenses, making it easier for employees on the road and your finance team.

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If your team is traveling to Illinois, understanding the state's per diem rates is essential, as different cities may have varying rates. Having this information can help you budget accurately and ensure compliance with federal guidelines.

Illinois per diem calculator

To accurately calculate per diem allowances for your team, enter the travel dates along with the destination's location, county, and city.

Illinois per diem rates 

For locations in Illinois that don't have specific per diem rates, the federal standard rates apply. According to the General Services Administration (GSA) for fiscal year 2025 (effective October 2024 to September 2025):

• Lodging: $110 per night
• Meals and Incidental Expenses (M&IE): $68 per day

Some cities in Illinois have higher living costs, and the GSA assigns them specific per diem rates to accommodate these variations. Here are the cities in Illinois with their own per diem rates:

Stay compliant and simplify travel expenses

Understanding Illinois per diem rates is important for staying compliant and managing your budget effectively. By applying the correct rates, you set clear expectations for employees and avoid disputes over travel costs.

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Consistent per diem policies benefit everyone, helping employees stay within spending limits while reducing the workload for your finance team. These policies also ensure your company remains compliant with both state and federal guidelines.

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Ramp Travel offers the ability to set accurate, location-based per diem rates, ensuring compliance and better expense management. Employees can easily track their per diem allowances during trips, helping them stay within budgets and fully understand their spending limits. With Ramp's user-friendly platform and advanced features, managing business travel has never been easier.