Supreme Court overturns Chevron decision, weakening regulations on environment [Video]

The Supreme Court on Friday upended a 40-year-old decision that made it easier for the federal government to regulate the environment, public health, workplace safety and consumer protections, delivering a far-reaching and potentially lucrative victory to business interests.

The justices overturned the 1984 decision colloquially known as Chevron, long a target of conservatives.

Billions of dollars are potentially at stake in challenges that could be spawned by the high court’s ruling. The Biden administration’s top Supreme Court lawyer had warned such a move would be an “unwarranted shock to the legal system.”

The heart of the Chevron decision says federal agencies should be allowed to fill in the details when laws aren’t crystal clear. Opponents of the decision argued that it gave power that should be wielded by judges to experts who work for the government.

The court ruled in cases brought by Atlantic herring fishermen in New Jersey and …