| 01/29/2025 | Petition for a writ of certiorari filed. (Response due March 3, 2025) |
| 02/05/2025 | Waiver of right of respondent Louisiana to respond filed. |
| 02/10/2025 | Waiver of right of respondents Plaquemines Parish and Louisiana ex rel. Parish of Plaquemines; Parish of Cameron and Louisiana ex rel. Parish of Cameron to respond filed. |
| 02/11/2025 | Waiver of right of respondents Louisiana, through the Department of Energy & Natural Resources, and its Assistant Secretary, Keith Lovell to respond filed. |
| 02/12/2025 | DISTRIBUTED for Conference of 2/28/2025. |
| 02/18/2025 | Letter from counsel for petitioners of Chevron U.S.A. Incorporated, et al. submitted. |
| 02/21/2025 | Response Requested. (Due March 24, 2025) |
| 02/28/2025 | Brief amici curiae of American Petroleum Institute, et al. filed. |
| 03/10/2025 | Motion to extend the time to file a response from March 24, 2025 to April 23, 2025, submitted to The Clerk. |
| 03/11/2025 | Motion to extend the time to file a response is granted and the time is extended to and including April 23, 2025, for all respondents. |
| 03/24/2025 | Brief amici curiae of Chamber of Commerce of the United States of America, et al. filed. |
| 03/24/2025 | Brief amici curiae of General (Retired) Richard B. Myers, et al. filed. |
| 04/23/2025 | Brief of respondents Louisiana, et al. in opposition filed. |
| 04/23/2025 | Brief of respondents Plaquemines Parish, Louisiana, et al. in opposition filed. |
| 05/07/2025 | Letter dated May 7, 2025 informing the Court that petitioner Burlington Resources Oil & Gas Company is withdrawing from the petition for certiorari filed. |
| 05/13/2025 | DISTRIBUTED for Conference of 5/29/2025. |
| 05/13/2025 | Reply of petitioners Chevron U.S.A. Incorporated, et al. filed. (Distributed) |
| 06/02/2025 | DISTRIBUTED for Conference of 6/5/2025. |
| 06/02/2025 | Petition for writ of certiorari dismissed under Rule 46 only as to petitioner Burlington Resources Oil & Gas Company. |
| 06/09/2025 | DISTRIBUTED for Conference of 6/12/2025. |
| 06/16/2025 | Petition GRANTED. |
| 07/08/2025 | Motion for an extension of time to file the briefs on the merits filed. |
| 07/16/2025 | Motion to extend the time to file the briefs on the merits granted. The time to file the joint appendix and petitioners' brief on the merits is extended to and including September 4, 2025. The time to file respondents' brief on the merits is extended to and including November 13, 2025. |
| 09/04/2025 | Brief of petitioners Chevron USA Incorporated, et al. filed. |
| 09/04/2025 | Joint appendix filed. |
| 09/09/2025 | Brief amici curiae of General (Retired) Richard B. Myers, et al. filed. |
| 09/11/2025 | Brief amicus curiae of United States filed. |
| 09/11/2025 | Brief amici curiae of West Virginia, et al. filed. |
| 09/11/2025 | Brief amici curiae of United States Senator Mike Lee, et al. filed. |
| 09/11/2025 | Brief amici curiae of Washington Legal Foundation, et al. filed. |
| 09/11/2025 | Brief amicus curiae of America First Policy Institute filed. |
| 09/11/2025 | Brief amici curiae of Oil and Gas Associations filed. |
| 09/11/2025 | Brief amicus curiae of Express Scripts, Inc. filed. |
| 09/11/2025 | Brief amicus curiae of Pelican Institute for Public Policy filed. |
| 09/11/2025 | Brief amici curiae of Chamber of Commerce of the United States of America, et al. filed. |
| 09/11/2025 | Brief amicus curiae of American Tort Reform Association filed. |
| 09/11/2025 | Brief amici curiae of Honorable William P. Barr, et al. filed. |
| 11/12/2025 | SET FOR ARGUMENT on Monday, January 12, 2026. |
| 11/12/2025 | Record requested from the United States Court of Appeals for the Fifth Circuit. |
| 11/13/2025 | Brief of respondents Plaquemines Parish, et al. filed. |
| 11/13/2025 | Brief of respondents State of Louisiana, et al. filed. |
| 11/18/2025 | Record received from the United States Court of Appeals for the Fifth Circuit. The record is electronic and is available on PACER. |
| 11/18/2025 | Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument filed. |
| 11/19/2025 | Record received electronically from the United States District Court for the Western District of Louisiana and available with the Clerk. |
| 11/20/2025 | Brief amicus curiae of Former Governor John Bel Edwards filed. |
| 11/20/2025 | Brief amici curiae of Environmental Defense Fund, et al. filed. |
| 11/20/2025 | Brief amicus curiae of General (Retired) Russel Honoré filed. |
| 11/20/2025 | Brief amici curiae of American Association for Justice, et al. filed. |
| 12/01/2025 | CIRCULATED |
| 12/02/2025 | Record received electronically from the United States District Court for the Eastern District of Louisiana and available with the Clerk. |
| 12/15/2025 | Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument GRANTED. |
| 12/15/2025 | Reply of petitioners Chevron U.S.A. Incorporated, et al. filed. (Distributed) |