Supreme Court Rules 213(i) and 214 require a party to seasonably supplement or amend prior Answers, Responses or disclosures whenever new or additional information becomes known to that party.
Pursuant to said Rules, every party shall have the duty to seasonably supplement through trial.
"Seasonably" shall be defined in the following terms:
A. When the trial is sixty days or more in the future, the party discovering the new information and/or documents that must be disclosed to the opposing party(ies), shall tender the information as soon as practicable, but in any event no later than fourteen days after discovering the information.B. When the trial is less than sixty days in the future, the party discovering new information and/or documents that must be disclosed to the opposing party(ies), shall tender the information immediately and without delay.C. When the information and/or documents are discovered during trial, the party(ies) shall tender immediately and without delay. Any party who fails to comply with this Rule is subject to sanctions under Supreme Court Rule 219.
Ill. R. Cir. Ct. Lake Cnty. 4-2.08
Amended effective 10/24/2016.