In a case challenging requirements for fishing companies to absorb certain monitoring costs, the U.S. Supreme Court seems poised to go well beyond the regulations at issue and do away completely with a decades-old precedent known as Chevron deference. Very basically, the 1984 doctrine holds that courts should defer to expert federal agency interpretations of laws in cases where the type and focus of regulations are not clearly laid out. If you’re wondering why we’re writing about what seems like an arcane legal rule, that’s exactly the problem; this doesn’t have the same immediate resonance an…