National Parks Conservation Ass’n v. US Dep’t of the Interior — First Circuit stays district court’s preliminary injunction blocking removal of interpretive materials

Case
National Parks Conservation Association v. U.S. Department of the Interior
Court
United States Court of Appeals for the First Circuit
Date Decided
July 2, 2026
Docket No.
26-1714
Topics
Administrative Law, Executive Power, National Parks, Government Speech
Source
Read the full opinion

Background

On March 27, 2025, President Trump issued Executive Order 14253, directing the Secretary of the Interior to review all interpretive materials and monuments at sites under the Department of the Interior’s jurisdiction and remove or modify content that “inappropriately disparage Americans past or living” or fails to emphasize “the greatness of the achievements and progress of the American people.” In May 2025, the Secretary of Interior issued an order implementing the Executive Order, instructing the National Park Service to conduct reviews identifying interpretive materials meeting those criteria and to remove or replace them within 90 days.

By early 2026, the National Park Service had removed or flagged hundreds of interpretive materials from park sites, including materials addressing climate change, slavery, abolition, immigration, labor, women’s suffrage, civil rights, and indigenous cultures. In February 2026, six organizations—the National Parks Conservation Association, American Association for State and Local History, Association of National Park Rangers, Coalition to Protect America’s National Parks, Society for Experiential Graphic Design, and Union of Concerned Scientists—filed suit in the District Court for the District of Massachusetts alleging the Secretary’s Order violated the Administrative Procedure Act as arbitrary and capricious and contrary to applicable law, and exceeded the Secretary’s statutory authority under the National Park Service Centennial Act, Organic Act, and Omnibus Management Act.

On June 12, 2026, the district court granted the plaintiffs’ motion for preliminary injunctive relief, staying the Secretary’s Order and issuing a universal preliminary injunction barring further implementation. The district court also ordered the Department to restore and reinstall all interpretive materials altered, removed, or damaged under the Secretary’s Order by July 3, 2026. After the district court denied the Department’s motion to stay its order pending appeal, the Department appealed to the First Circuit seeking a stay.

The Court’s Holding

The First Circuit granted the Department’s motion to stay the district court’s order. Applying the four-factor stay standard established in Nken v. Holder, 556 U.S. 418 (2009), the court focused primarily on whether the Department demonstrated a likelihood of success on the merits of its appeal. The Department satisfied this factor by showing that the district court erred in finding that the plaintiffs had demonstrated irreparable harm, which is a prerequisite for preliminary injunctive relief.

The court determined that the plaintiffs’ claims of irreparable harm were insufficient. While plaintiffs asserted aesthetic, recreational, and informational harms to their members and organizations, the court found these claims inadequately supported. Most significantly, the one member who alleged specific educational harm—using park interpretive materials for teaching her school-aged children—had not visited the parks identified in her declarations, and the Department submitted evidence that no materials had been removed from those specific parks. The plaintiffs’ broader claims about “government-sanctioned erasure,” reputational harm, and mission frustration lacked sufficient causal connection to specific directives in the Secretary’s Order and amounted to speculation rather than concrete, demonstrable injury.

On the remaining Nken factors, the court found that enforcing an unsupported order constitutes irreparable injury to the Department, that the plaintiffs could not show substantial injury from a stay given the likely failure of the district court’s order on appeal, and that the public interest did not require denial of the stay. The court therefore granted the Department’s motion to stay the preliminary injunction pending appeal.

Key Takeaways

  • Organizational plaintiffs seeking preliminary injunctive relief against government action must demonstrate irreparable harm specific to themselves, not merely to their members or the public generally.
  • Irreparable harm requires concrete, non-speculative injury causally connected to the challenged agency action, not general concerns about institutional mission frustration or reputational effects.
  • A stay of preliminary injunctive relief against agency action may be granted to the government when the preliminary injunction rests on inadequate findings of irreparable harm, even without resolving the underlying merits of APA claims.
  • The First Circuit’s decision returns the Secretary’s interpretive-materials directive to full force during the pendency of the appeal.

Why It Matters

This decision is significant for the standards governing preliminary injunctive relief against government action and executive discretion over the presentation of historical content in federal venues. By focusing on the adequacy of irreparable-harm showings rather than the ultimate merits of Administrative Procedure Act claims, the court’s analysis may make it more difficult for public-interest organizations to obtain emergency relief against executive directives, even before those directives are adjudicated on the merits. The decision also reflects judicial deference to executive authority in directing how federal agencies present interpretive and educational materials.

For the plaintiffs and their supporters, the practical effect is significant: absent further emergency intervention, the Secretary’s Order directing removal of interpretive materials proceeds unimpeded during the appeal. The July 3, 2026 deadline for restoration of materials, imposed by the district court, is no longer operative. The case implicates broader questions about the scope of presidential and executive authority over historical narratives in federal public spaces and the evidentiary burdens for organizations challenging such directives through the courts.

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