Fifth Circuit Strikes Down DOE Appliance Efficiency Rule

2 min readSources: Volokh Conspiracy

The Fifth Circuit invalidated a DOE appliance efficiency rule for procedural violations.

Why it matters: This ruling highlights strict enforcement of the Administrative Procedure Act's procedural requirements, influencing how federal agencies approach rulemaking. Legal teams advising regulated industries and government policymakers must watch for evolving regulatory procedures.

  • On August 18, 2026, the Fifth Circuit invalidated a DOE energy efficiency rule for home appliances.
  • The court found DOE bypassed the APA’s required notice-and-comment process.
  • Judge John Smith stated the lack of opportunity for public comment violated the APA.
  • The decision reinforces the need for transparency and public participation in federal rulemaking.

On August 18, 2026, the U.S. Court of Appeals for the Fifth Circuit invalidated a Department of Energy (DOE) rule that set new energy efficiency standards for home appliances. The court ruled the DOE failed to comply with the Administrative Procedure Act's (APA) procedural mandates, specifically the notice-and-comment requirements.

The DOE had implemented the appliance efficiency rule without providing public notice or soliciting comments, actions the court said undermine transparency and the APA’s goal of ensuring public participation in federal rulemaking. Judge John Smith, writing for the court, emphasized, "The Department's failure to provide notice and an opportunity for comment before implementing the rule is a clear violation of the APA."

The ruling directly impacts how the DOE and other federal agencies will approach future rulemaking, signaling courts' insistence on strict adherence to procedural norms. While the specifics of the DOE’s appliance standards, including which appliances were affected, were not detailed in the ruling, the decision underscores the importance for agencies to follow established procedures to avoid invalidation of regulations.

Legal professionals advising regulated businesses should note this as a cautionary tale about federal regulatory processes, especially as agencies remain under scrutiny to maintain transparency. Government policymakers may also need to revisit procedural frameworks to align rulemaking practices with judicial expectations.

By the numbers:

  • August 18, 2026 — Date of the Fifth Circuit ruling
  • 5th Circuit — Court that invalidated the DOE rule
  • APA notice-and-comment — Legal grounds for invalidation