Court Holidays
Supreme Court of Illinois (IL-SUPREME)
Official closure dates for the Supreme Court of Illinois. The court is closed on all listed dates below.
How Illinois Supreme Court holidays affect filings
The Illinois Supreme Court publishes court rules, amendment archives, calendars, and holiday closures. Deadline checks should account for current rule amendments and the official Illinois Courts holiday schedule
Check the Supreme Court Rules page for amendments before relying on older rule text
Use the holiday and closing schedule for court-closure dates
Confirm whether an order or announcement changes the normal filing calendar
2026 Schedule
June 19, 2026
Friday
Juneteenth Independence Day
July 3, 2026
Friday
Independence Day
September 7, 2026
Monday
Labor Day
October 12, 2026
Monday
Columbus Day Observed
November 11, 2026
Wednesday
Veterans Day
November 26, 2026
Thursday
Thanksgiving Day
November 27, 2026
Friday
Day After Thanksgiving
December 25, 2026
Friday
Christmas Day
Past Holidays (5)
January 1, 2026
Thursday
New Year's Day
January 19, 2026
Monday
Martin Luther King Jr. Day
February 12, 2026
Thursday
Lincoln's Birthday
February 16, 2026
Monday
Washington's Birthday Observed
May 25, 2026
Monday
Memorial Day
Account for weekends & Supreme Court of Illinois holidays.