Presumption Against Supplementation of Reports
U.S. District Court for the Northern District of Illinois
U.S. District Court for the Northern District of Illinois
Amendments or supplementation to expert reports after the deadlines provided herein are presumptively prejudicial and shall not be allowed absent prior leave of court upon a showing of good cause that the amendment or supplementation could not reasonably have been made earlier and that the opposing party is not unfairly prejudiced.
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