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States diverge over whether to proceed with compliance planning for U.S. EPA's Clean Power Plan, which seeks to reduce power-sector carbon emissions. E&E's Power Plan Hub details which states are suspending or continuing efforts since the Supreme Court stayed the regulation. Click on a state above to see overviews of government and industry reactions, find links to relevant documents and read related stories.

To learn more about the stay, click here. To see a full list of where states stand, click here.

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For questions or comments about E&E’s Power Plan Hub or related stories, please email staff reporters Emily Holden and Rod Kuckro at

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Calif. cap and trade faces new hurdles

SACRAMENTO, Calif. — California regulators are running into opposition as they make a bid to extend their economywide greenhouse gas program to 2030 and mesh it with federal regulations.


How do you prepare for 'a case for the ages'?

Kevin Poloncarz has been talking aloud to himself all summer. It's all part of his preparation for oral arguments over the Obama administration's Clean Power Plan — an embattled rule he is defending on behalf of power companies that support it. The high-stakes debate over the plan is set for Tuesday in Washington, D.C., and Poloncarz and more than a dozen other lawyers presenting that day have spent the better part of this year getting ready.

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Overview & Litigation Timeline&nbsp Overview & Litigation Timeline D.C. Circuit Oral Argument Tipsheet&nbsp D.C. Circuit Oral Argument Tipsheet Battle Lines&nbsp Battle Lines Lawyers to watch&nbsp Lawyers to Watch Rebalancing the Supreme Court&nbsp Rebalancing the Supreme Court Legal Documents&nbsp Legal Documents States at a Glance&nbsp States at a Glance

Tracking the Rule

National Overview&nbsp National Overview CPP Summary&nbsp Clean Power Plan Summary Toolbox&nbsp Toolbox Grid Reliability&nbsp Grid Reliability

Federal Register Documents

Key Documents