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Chevron U.S.A., Inc vs Natural Resources Defense Council (1984)

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

Chevron U.S.A., Inc vs Natural Resources Defense Council is a landmark Supreme Court case that established the principle of judicial deference to administrative agencies' interpretations of ambiguous statutes they administer. This case highlights the balance between regulatory authority and judicial review, emphasizing the extent of discretionary and rule-making authority that agencies possess when interpreting laws.

5 Must Know Facts For Your Next Test

  1. The Chevron case involved the interpretation of the Clean Air Act and whether the Environmental Protection Agency (EPA) could define 'stationary sources' of pollution more broadly than previously established.
  2. The Court ruled in favor of the EPA, stating that if a statute is ambiguous, courts should defer to the agency's interpretation as long as it is reasonable.
  3. This ruling established a two-step test for courts to apply when evaluating an agency's interpretation: first, determine if the statute is ambiguous; second, assess if the agency's interpretation is reasonable.
  4. The Chevron doctrine has had significant implications for the power of federal regulatory agencies, allowing them greater flexibility in implementing laws without facing extensive judicial challenges.
  5. The decision has become a foundational precedent for administrative law, influencing numerous cases and legislative actions regarding agency authority.

Review Questions

  • How did the Supreme Court's decision in Chevron U.S.A., Inc vs Natural Resources Defense Council shape the understanding of judicial deference to administrative agencies?
    • The Supreme Court's decision in Chevron set a clear standard for judicial deference, establishing that courts must respect reasonable interpretations of ambiguous statutes by administrative agencies. This case clarified that when a law is unclear, agencies are granted discretion in their interpretations. This principle has significantly influenced how courts evaluate agency rules and decisions, promoting stability and predictability in administrative law.
  • Discuss the implications of the Chevron doctrine on regulatory agencies and their rule-making authority.
    • The Chevron doctrine empowers regulatory agencies by allowing them to interpret ambiguous statutes with a degree of flexibility. This means that as long as their interpretations are deemed reasonable, they can create rules and policies without facing constant legal challenges. As a result, agencies like the EPA have been able to implement complex regulations essential for addressing issues such as environmental protection, public health, and safety without being hindered by strict judicial oversight.
  • Evaluate the long-term effects of Chevron U.S.A., Inc vs Natural Resources Defense Council on the balance of power between federal agencies and the judiciary.
    • The long-term effects of Chevron have fundamentally shifted the balance of power between federal agencies and the judiciary, enhancing the role of agencies in interpreting laws. By establishing a standard for judicial deference, this case has allowed agencies to operate with greater autonomy in rule-making and enforcement. Critics argue this can lead to overreach or lack of accountability, while proponents believe it ensures that experts in specific fields can respond effectively to complex regulatory challenges without being stymied by potential court biases.

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