East St. Louis / O'Fallon / Fairview Heights per diem rates, Illinois (IL)
Destination area East St. Louis / O'Fallon / Fairview Heights in Illinois, state code IL. Period the records on this page cover: FY2026 rates carry season dates: not available; FY2027 rates run October 1, 2026 to September 30, 2027.
Source and period
Period the records on this page cover: FY2026 rates carry season dates: not available; FY2027 rates run October 1, 2026 to September 30, 2027.
- Source for FY2026: U.S. General Services Administration - FY2026 Per Diem Master Rates File (CONUS, effective October 1, 2025).
- Source for FY2027: U.S. General Services Administration - FY2027 Per Diem Rates (CONUS master rate file, effective October 1, 2026).
- Licence: GSA website policies — “Works produced by federal government employees in the course of their employment are generally not protected by copyright and are in the public domain in the U.S.”
- Rate files fetched 2026-11-05.
Rates as listed in the rate files
| State name | State | Destination | County defined | Fiscal year | Season begin | Season end | Season months | Lodging rate (USD) | Mie rate (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Illinois | IL | East St. Louis / O'Fallon / Fairview Heights | St. Clair | 2026 | not available | not available | January to December | $150 | $86 |
| Illinois | IL | East St. Louis / O'Fallon / Fairview Heights | St. Clair | 2027 | October 1, 2026 | September 30, 2027 | October to September | $156 | $86 |