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Illinois interrogatory response deadline
Quick answer
In Illinois, you generally must answer interrogatories within 28 days after service of the interrogatories (Ill. S. Ct. R. 213(d)).
Ill. S. Ct. R. 213(d)
AI-assisted — Illinois rules pending attorney verification; confirm against the cited rule.
AI-assisted — verify independently. Illinois deadline rules here are AI-generated and pending attorney review. Confirm against the cited rule and your local court before relying on this.
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Start a trial — setup in 5 minutesEstimates based on standard Illinois rules and court-holiday closures; not legal advice. Confirm against your specific case, local administrative orders, and the current rules.
How the deadline works
Under Ill. S. Ct. R. 213(d), the answers and objections to interrogatories is due within 28 days after service of the interrogatories. When the triggering paper is served by mail, Illinois Supreme Court Rule 12(b) adds 4 days for service by U.S. mail. A deadline landing on a weekend or court holiday moves to the next business day.
- Served by mail? Illinois Supreme Court Rule 12(b) adds 4 days for service by U.S. mail. Select “Service by mail” above and the calculator applies it.
Questions
- How long do I have to answer interrogatories in Illinois?
- Generally 28 days after service of the interrogatories, under Ill. S. Ct. R. 213(d).