 Trump hammered a lot on erasing Biden regulations, and today the Supreme Court with a big one for fishermen, overturning the Chevron doctrine, which gave federal agencies huge power to interpret unclear laws. Fox's Shannon Breen. A 6-3 opinion, and it looks like there's going to be a serious clawback of that federal agency power, if not completely overturning this earlier case, Chevron, from 1984 that gave them so much power.