The doctrine instructs courts to defer to federal agencies on details where the law is unclear, so long as that guidance is “reasonable.”

The confirmation process for Brett Kavanaugh, President Donald Trump’s pick to replace outgoing Supreme Court Justice Anthony Kennedy, is scheduled to begin next week. Kavanaugh is likely to face questions on his view of a legal principal called the Chevron Doctrine. It says in cases where a law is ambiguous, regulators have room to interpret […]