Overview

• The Chevron deference allows federal agencies to interpret ambiguous laws, impacting regulatory practices for decades.
• Business groups argue the doctrine leads to burdensome regulations without clear congressional authorization.
• A Supreme Court decision could lead to increased litigation as businesses challenge longstanding regulations.
• Democratic senators defend the doctrine as essential for allowing expert agencies to implement complex policies.
• The case originated from fishing companies disputing costs imposed by the National Marine Fisheries Service.