Look up per diem reimbursement rates and mileage deductions for business travel worldwide.

Complete
United States → Chicago, Cook County, Illinois, United States
Item Name Destination Amount Conditions
Lodging Chicago, IL 223 USD per night Seasonal from October 1, 2025 – November 30, 2025; GSA non-standard area defined as: Cook / Lake.
Lodging Chicago, IL 142 USD per night Seasonal from December 1, 2025 – March 31, 2026; GSA non-standard area defined as: Cook / Lake.
Lodging Chicago, IL 234 USD per night Seasonal from April 1, 2026 – June 30, 2026; GSA non-standard area defined as: Cook / Lake.
Lodging Chicago, IL 202 USD per night Seasonal from July 1, 2026 – August 31, 2026; GSA non-standard area defined as: Cook / Lake.
Lodging Chicago, IL 223 USD per night Seasonal from September 1, 2026 – September 30, 2026; GSA non-standard area defined as: Cook / Lake.
Meals and incidentals Chicago, IL 92 USD per day GSA non-standard area defined as: Cook / Lake.; On the first and last day of travel, federal travelers receive 75% of the daily M&IE rate.

Source URL:
https://api.gsa.gov/travel/perdiem/v2/rates/conus/lodging/2026
This source provides information on travel rates in the United States.