| ~~~Date~~~ | ~~~~~~~Proceedings and Orders~~~~~~~~~~~~~~~~~~~~~ |
| Jun 7 2010 |
Application (09A1188) to extend the time to file a petition for a writ of certiorari from June 28, 2010 to August 12, 2010, submitted to Justice Kennedy. |
| Jun 8 2010 |
Application (09A1188) granted by Justice Kennedy extending the time to file until August 12, 2010. |
| Aug 12 2010 |
Petition for a writ of certiorari filed. (Response due September 15, 2010) |
| Aug 12 2010 |
Appendix of PPL Montana, LLC filed. |
| Sep 7 2010 |
Order extending time to file response to petition to and including October 15, 2010. |
| Sep 15 2010 |
Brief amici curiae of Edison Electric Institute, et al. filed. |
| Sep 15 2010 |
Brief amicus curiae of Montana Water Resources Association filed. |
| Sep 15 2010 |
Motion for leave to file amici brief filed by Professors David Emmons, et al. |
| Sep 15 2010 |
Brief amici curiae of Montana Farm Bureau Federation, et al. filed. |
| Sep 21 2010 |
Opposition to motion of Prof. Emmons, et al., for leave to file amici brief by respondent Montana filed. |
| Oct 1 2010 |
Brief of respondent Montana in opposition filed. |
| Oct 12 2010 |
Reply in support of motion for leave to file brief of Professors David M. Emmons, et al. filed. ( Not Printed}. |
| Oct 13 2010 |
DISTRIBUTED for Conference of October 29, 2010. |
| Oct 13 2010 |
Reply of petitioner LLC PPL Montana filed. (Distributed) |
| Nov 1 2010 |
The Acting Solicitor General is invited to file a brief in this case expressing the views of the United States. |
| May 20 2011 |
Brief amicus curiae of United States filed. |
| May 31 2011 |
DISTRIBUTED for Conference of June 16, 2011. |
| May 31 2011 |
Supplemental brief of petitioner LLC PPL Montana filed. (Distributed) |
| Jun 20 2011 |
Motion for leave to file amici brief filed by Professors David Emmons, et al. GRANTED. |
| Jun 20 2011 |
Petition GRANTED limited to Question 1 presented by the petition. |
| Jul 14 2011 |
The time to file the joint appendix and petitioner's brief on the merits is extended to and including August 31, 2011. |
| Jul 14 2011 |
The time to file respondent's brief on the merits is extended to and including October 27, 2011. |
| Aug 19 2011 |
Consent to the filing of amicus curiae briefs, in support of either party or of neither party, received from counsel for the respondent. |
| Aug 24 2011 |
Consent to the filing of amicus curiae briefs in support of either party or neither party received from counsel for the petitioner. |
| Aug 31 2011 |
Joint appendix filed. (Three volumes) (Statement of costs filed) |
| Aug 31 2011 |
Brief of petitioner LLC PPL Montana filed. |
| Sep 6 2011 |
Brief amici curiae of Freeport-McMoRan Corporation, et al. filed. |
| Sep 7 2011 |
Brief amicus curiae of United States filed. |
| Sep 7 2011 |
Brief amici curiae of Creekside Coalition, et al. filed. |
| Sep 7 2011 |
Brief amici curiae of Professors John L. Allen, et al. filed. |
| Sep 7 2011 |
Brief amici curiae of Montana Farm Bureau Federation, et al. filed. |
| Sep 7 2011 |
Brief amici curiae of Mountain States Legal Foundation and the Utah Farm Bureau Foundation filed. |
| Sep 7 2011 |
Brief amici curiae of Montana Water Resources Association, et al. filed. |
| Sep 7 2011 |
Brief amici curiae of Edison Electric Institute, et al. filed. |
| Sep 7 2011 |
Brief amici curiae of American Petroleum Institute, et al. filed. |
| Sep 7 2011 |
Brief amici curiae of Wilbur and Kathryn Hardy, et al. filed. |
| Sep 12 2011 |
SET FOR ARGUMENT ON Wednesday, December 7, 2011. |
| Sep 14 2011 |
CIRCULATED |
| Sep 30 2011 |
Record received from Supreme Court of Montana. (1 box) |
| Oct 12 2011 |
Record received from District Court of Lewis & Clark Counties, Montana. (8 boxes) |
| Oct 27 2011 |
Brief of respondent Montana filed. (Distributed) |
| Nov 2 2011 |
Brief amici curiae of National Wildlife Federation, et al. filed. (Distributed) |
| Nov 3 2011 |
Brief amici curiae of California Sportfishing Protection Alliance, et al. filed. (Distributed) |
| Nov 3 2011 |
Brief amicus curiae of Stephenie Ambrose Tubbs filed. (Distributed) |
| Nov 3 2011 |
Brief amici curiae of Oregon, et al. filed. (Distributed) |
| Nov 3 2011 |
Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument filed. |
| Nov 22 2011 |
Motion of the Solicitor General for leave to participate in oral argument as amicus curiae and for divided argument GRANTED. |
| Nov 28 2011 |
Reply of petitioner LLC PPL Montana filed. (Distributed) |
| Dec 7 2011 |
Argued. For petitioner: Paul D. Clement, Washington, D. C.; and Edwin S. Kneedler, Deputy Solicitor General, Department of Justice, Washington,
D. C. (for United States, as amicus curiae.) For respondent: Gregory G. Garre, Washington, D. C. |
| Feb 22 2012 |
Judgment REVERSED and case REMANDED. Kennedy, J., delivered the opinion for a unanimous Court. |
| Mar 26 2012 |
MANDATE ISSUED. |
| Apr 10 2012 |
Record returned to Supreme Court of Montanta. |
| Apr 10 2012 |
Record returned to District Court of Lewis and Clark Counties. |