Viramontes v. Cook County - FPC Law 2A Challenge to Cook County's "Assault Weapons" Ban

Summary: Federal lawsuit challenging Cook County's "assault weapons" ban as unconstitutional under the Second Amendment

Plaintiffs: Cutberto Viramontes, Christopher Khaya, Firearms Policy Coalition (FPC), and Second Amendment Foundation

Defendants: Cook County, Cook County Board President and Chief Executive Officer Toni Preckwinkle, State's Attorney Eileen O’Neill Burke, and Sheriff Thomas Dart

Litigation Counsel: David H. Thompson, Peter A. Patterson, William Bergstrom, and J. Joel Alicea of Cooper & Kirk, PLLC

Docket: N.D. IL case no. 1:21-cv-04595, Seventh Circuit case no. 24-1437, Supreme Court case no. 25-238 | CourtListener Docket

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Key Events & Filings:

Supreme Court

2026-12-2: Oral Arguments
2026-10-21: Brief for the Cook County Respondents
2026-10-21: Brief for the Connecticut Respondents
2026-9-9: Motion of the United States for Leave to Participate in Oral Argument as Amicus Curiae and for Divided Argument
2026-9-4: Brief for the United States as Amicus Curiae in Support of Petitioners
2026-9-4: Brief of Tennessee, Kansas, and 25 Other States as Amici Curiae in Support of Petitioners
2026-8-28: Brief for the Petitioners
2026-6-30: Petition GRANTED.
2026-6-29: DISTRIBUTED for Conference of 6/29/2026.
2026-6-22: DISTRIBUTED for Conference of 6/25/2026.
2026-6-15: DISTRIBUTED for Conference of 6/18/2026.
2026-6-8: DISTRIBUTED for Conference of 6/11/2026.
2026-6-1: DISTRIBUTED for Conference of 6/4/2026.
2026-5-26: DISTRIBUTED for Conference of 5/28/2026.
2026-5-18: DISTRIBUTED for Conference of 5/21/2026.
2026-5-11: DISTRIBUTED for Conference of 5/14/2026.
2026-4-27: DISTRIBUTED for Conference of 5/1/2026.
2026-4-20: DISTRIBUTED for Conference of 4/24/2026.
2026-4-13: DISTRIBUTED for Conference of 4/17/2026.
2026-3-30: DISTRIBUTED for Conference of 4/2/2026.
2026-3-23: DISTRIBUTED for Conference of 3/27/2026.
2026-3-16: DISTRIBUTED for Conference of 3/20/2026.
2026-3-2: DISTRIBUTED for Conference of 3/6/2026.
2026-2-23: DISTRIBUTED for Conference of 2/27/2026.
2026-2-13: DISTRIBUTED for Conference of 2/20/2026.
2026-1-20: DISTRIBUTED for Conference of 1/23/2026.
2026-1-12: DISTRIBUTED for Conference of 1/16/2026.
2026-1-5: DISTRIBUTED for Conference of 1/9/2026.
2025-12-8: DISTRIBUTED for Conference of 12/12/2025.
2025-11-12: Reply Brief for Petitioners
2025-10-29: Opposition to Petition for Writ of Certiorari
2025-9-22: Motion to extend the time to file a response is granted and the time is extended to and including October 29, 2025.
2025-8-27: Petition for Writ of Certiorari

Circuit Court

2025-6-2: Opinion
2024-11-12: Oral Arguments
2024-11-11: 28(j) Letter
2024-11-11: 28(j) Letter
2024-11-8: 28(j) Letter
2024-11-8: 28(j) Letter
2024-10-18: Reply Brief of Plaintiffs-Appellants
2024-9-4: Brief of Amicus Curiae State of Illinois in Support of Defendants-Appellees and Seeking Affirmance
2024-8-29: Brief of Defendants-Appellees
2024-6-24: Brief and Required Short Appendix of Plaintiffs-Appellants
2024-4-26: Response to Jurisdictional Memorandum
2024-4-17: Jurisdictional Memorandum of Plaintiffs-Appellants
2024-4-4: Order

District Court

2024-3-15: Notice of Appeal
2024-3-1: Memorandum Opinion and Order
2024-2-26: Plaintiffs’ Response to Order to Show Cause
2024-2-23: Defendants’ Memorandum in Response to ECF No. 125
2024-2-5: Order
2023-9-28: Order
2023-6-13: Plaintiffs’ Reply in Support of Their Motion for Summary Judgment
2023-6-1: Defendants’ Response to Plaintiffs’ Motion for Summary Judgment
2023-5-8: Defendants' Reply Filed in Support of Their Motion for Summary Judgment
2023-5-1: Plaintiffs’ Memorandum of Law in Support of Summary Judgment
2023-4-24: Plaintiffs’ Response in Opposition to Defendants’ Motion for Summary Judgment
2023-3-22: Highland Park’s Supplemental Brief in Support of Its Motion to Reassign Related Case Pursuant to Local Rule 40.4
2023-3-8: Order Denying Motion to Stay
2023-3-3: Defendants’ Motion for Summary Judgment
2023-2-22: Reply in Support of Plaintiffs’ Motion to Stay
2023-2-15: Response in Opposition to Plaintiffs’ Motion to Stay
2023-1-31: Plaintiffs’ Motion to Stay
2023-1-13: Reply in Support of the City of Highland Park’s Motion to Reassign Related Case Pursuant to Local Rule 40.4
2023-1-6: Plaintiffs’ Response to the City of Highland Park’s Motion to Reassign the Case
2023-1-6: Highland Park Plaintiffs’ Response in Opposition to Highland Park’s Motion to Reassign
2022-12-23: The City of Highland Park’s Motion to Reassign Related Case Pursuant to Local Rule 40.4
2022-7-7: MINUTE entry: In light of the rapidly−evolving circumstances described in Defendants' motion, that motion is granted.
2022-7-6: Motion for Extension of Time to Disclose Expert Report
2022-4-25: MINUTE entry: Rubi Joyal's motion for voluntary dismissal without prejudice is granted. Rubi Joyal is terminated from the case.
2022-4-22: Reply in Support of Plaintiff Joyal’s Motion for Voluntary Dismissal
2022-4-21: County Defendants’ Response to Plaintiffs’ Motion to Voluntarily Dismiss Plaintiff Rubi Joyal
2022-4-14: Plaintiff Joyal’s Motion for Voluntary Dismissal
2021-12-8: Order Denying Plaintiffs' Motion for Judgment on the Pleadings
2021-12-3: Plaintiffs' Motion for Judgment on the Pleadings
2021-11-15: County Defendants’ Answer to Plantiffs’ Complaint
2021-8-27: Complaint

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