The U.S. electric power sector is warning the Environmental Protection Agency that its proposed climate rule for power plants – a central piece of the Biden administration's climate agenda – is potentially unlawful and requires significant changes. POLITICO’s Alex Guillén breaks down the sector’s concerns and the likely legal attacks against the rule. Plus, President Joe Biden said he has already “practically” declared a climate emergency, but he has yet to actually make a declaration.

For more news on energy and the environment, subscribe to Power Switch, our free evening newsletter: https://www.politico.com/power-switch

And for even deeper coverage and analysis, read our Morning Energy newsletter by subscribing to POLITICO Pro: https://subscriber.politicopro.com/newsletter-archive/morning-energy

Josh Siegel is an energy reporter for POLITICO.

Alex Guillén is an energy reporter for POLITICO Pro.

Nirmal Mulaikal is a POLITICO audio host-producer.

Alex Keeney is a senior audio producer at POLITICO.

Gloria Gonzalez is the deputy energy editor for POLITICO.

Matt Daily is the energy editor for POLITICO.

Learn more about your ad choices. Visit megaphone.fm/adchoices

Why the utility industry says EPA’s power plant rule isn’t ready