On Wednesday, the Biden administration announced what it called the most ambitious auto pollution rules in history, with the goal of accelerating automakers’ shift to electric vehicles. But the administration will have to defend its proposals against potential legal and industry challenges. POLITICO’s Alex Guillén breaks down the impact of these new rules and the coming legal battle. Plus, a federal court blocked President Joe Biden’s WOTUS rule in 24 states.

Alex Guillén is an energy reporter for POLITICO Pro.

Josh Siegel is an energy reporter for POLITICO.

Nirmal Mulaikal is a POLITICO audio host-producer.

Raghu Manavalan is a senior editor for POLITICO audio.

Jenny Ament is the executive producer of POLITICO’s audio department.

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The coming legal fight over EPA’s tailpipe rules