Supreme Court of the United States · Official docket →
Nebraska, Plaintiff v. Colorado
Original jurisdiction
Leave to file granted · June 29, 2026
Counsel of record
For plaintiff
Justin Dale Lavene
Nebraska Department of Justice
For defendant
Sarah Anne Krakoff
Colorado Department of Law
Case
Conference history
Distributed for 2 conferences
Amicus briefs
1 cert-stage
Orders
Order list, November 17, 2025
Order list, June 29, 2026
Proceedings
- Nov 09 2026Response of Nebraska to motion submitted.
- Nov 09 2026Nebraska’s Answer to Colorado’s Counterclaims of Nebraska submitted.
- Oct 02 2026Motion to extend the time to file responses to the motion for partial dismissal and counterclaims granted, and the time is extended to and including November 9, 2026.
- Sep 30 2026Motion to extend the time to file responses to the motion for partial dismissal and counterclaims to November 9, 2026, submitted to The Clerk.
- Sep 28 2026Motion for partial dismissal filed by defendant Colorado.
- Sep 28 2026Answer to bill of complaint and counterclaims filed by defendant Colorado.
- Jul 08 2026Motion to extend the time to file an answer is granted, and the time is extended to and including September 28, 2026.
- Jul 02 2026Motion to extend the time to file an answer from July 29, 2026 to September 28, 2026, submitted to The Clerk.
- Jun 29 2026Motion for leave to file a bill of complaint GRANTED. Defendant is allowed thirty days within which to file an answer to the bill of complaint.
- Jun 09 2026DISTRIBUTED for Conference of 6/25/2026.
- May 20 2026Brief amicus curiae of the United States filed.
- Nov 17 2025The Solicitor General is invited to file a brief in this case expressing the views of the United States.
- Oct 29 2025DISTRIBUTED for Conference of 11/14/2025.
- Oct 29 2025Reply of plaintiff Nebraska filed.
- Oct 15 2025Brief of defendant Colorado in opposition filed.
- Aug 13 2025Motion to extend the time to file a response from September 15, 2025 to October 15, 2025, submitted to The Clerk.
- Aug 13 2025Motion to extend the time to file a response granted, and the time is extended to and including October 15, 2025.
- Jul 16 2025Motion for leave to file a bill of complaint filed.