The Supreme Court Tuesday heard arguments in a case about a procedural but important legal question: when the Environmental Protection Agency writes rules under the Clean Air Act and then a lawsuit is filed, where should that legal fight take place? POLITICO’s Alex Guillén breaks down the case and how the high court's ruling could significantly impact future EPA regulations.

Alex Guillén is an energy reporter for POLITICO Pro. 

Nirmal Mulaikal is the co-host and producer of POLITICO Energy. 

Annie Rees is the managing producer for audio at POLITICO.

Gloria Gonzalez is the deputy energy editor for POLITICO. 

Matt Daily is the energy editor for POLITICO.

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