Supreme Court overturns Chevron decision, curtailing federal agencies’ power in major shift [Video]

Washington — The Supreme Court on Friday overturned a landmark 40-year-old decision that gave federal agencies broad regulatory power, upending their authority to issue regulations unless Congress has spoken clearly. 

The court split along ideological lines in the dispute, with Chief Justice John Roberts writing for the conservative majority. Justices Elena Kagan, Sonia Sotomayor and Ketanji Brown Jackson were in dissent. Kagan read portions of her dissent from the bench.

The court’s rulingin a pair of related cases is a significant victory for the conservative legal movement, which has long aimed to unwind or weaken the 1984 decision in Chevron v. National Resources Defense Council. Critics of that landmark ruling, which involved a challenge to a regulation enacted by the Environmental Protection Agency under the Clean Air Act, have said the so-called Chevron doctrine gives unelected federal bureaucrats too much power in crafting regulations that touch on major areas of American life, such as …