Forum
U.S. Supreme Court
Case Status
Docket Number
Term
2025 Term
Lower Court Opinion
Questions Presented
1. Whether a district court's final judgment as to completely diverse parties must be vacated when an appellate court later determines that it erred by dismissing a non-diverse party at the time of removal.
2. Whether a plaintiff may defeat diversity jurisdiction after removal by amending the complaint to add factual allegations that state a colorable claim against a nondiverse party when the complaint at the time of removal did not state such a claim.
Case Updates
Supreme Court holds that the erroneous, interlocutory dismissal of a non-diverse party before final judgment does not cure the jurisdictional defect created by that party’s participation when the case was removed to federal court, requiring vacatur of the judgment
February 24, 2026
U.S. Chamber files coalition amicus brief urging Supreme Court to reject inefficient rule that would require diverse defendants to relitigate claims in state court because a federal district court erroneously dismissed a non-diverse party earlier in the case
July 07, 2025
U.S. Chamber Coalition Amicus Brief
Jaime A. Santos and Rohiniyurie Tashima of Goodwin Procter LLP served as outside counsel.