A Supreme Court ruling on fishing for herring could sharply curb federal regulatory power

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Robin Kundis Craig, University of Southern California

(THE CONVERSATION) Fisheries regulation might seem to be unusual grounds for the U.S. Supreme Court to shift power away from federal agencies. But that is what the court seems poised to do in the combined cases of Loper Bright Enterprises vs. Raimondo and Relentless Inc. vs. Department of Commerce. The cases are scheduled for oral argument in tandem on Jan. 17, 2024.

The question at the core of both cases is whether the secretary of commerce, acting through the National Marine Fisheries Service and following the Magnuson-Stevens Fishery Conservation and Management Act, can require commercial fishers to pay for onboard observers whom they are required to take on some fishing voyages. In both cases, the plaintiffs assert that the Commerce Department has exceeded its legal authority. That claim turns on how much deference the court should give the agency’s interpretation of the Magnuson-Stevens Act.

Specifically, plaintiffs are challenging a nearly 40-year-old doctrine of federal administrative law, known as Chevron deference for the 1984 case in which it was set forth. This tenet provides that when a federal...