Chevron rebuke limits overreach by bureaucrats

It might be lost amid headlines about Joe Biden’s halting debate performance, but the U.S. Supreme Court’s decision Friday overturning “Chevron deference” is one of the most significant legal developments in decades. The 6-3 vote imposes limits on the ability of federal regulators to interpret laws. The blowback from the presidential debate will be short lived – but the Chevron rebuke will have lasting and positive impact.

“Chevron” refers to a 1984 Supreme Court decision in the case pitting...