WASHINGTON — The U.S. Supreme Court on Monday allowed construction of the Trump administration’s White House ballroom project to continue, lifting a lower-court order that had halted portions of the work.
The case, National Park Service v. National Trust for Historic Preservation in the United States, centers on the administration’s redevelopment of the White House East Wing. The project includes a new above-ground ballroom and a below-ground military installation.
The National Trust for Historic Preservation sued to stop the project, arguing that the administration lacked the congressional authorization required for new construction on federal grounds in Washington.
A federal district judge previously agreed that the organization was likely to succeed on the merits and issued a preliminary injunction blocking construction until Congress authorized the project.
The Supreme Court’s Aug. 31 order effectively removes that obstacle for now. The majority concluded that the preservation group had not shown the type of concrete and particularized injury necessary to establish legal standing.
The ruling does not amount to a final determination that the ballroom itself is lawful. Instead, it allows construction to proceed while resolving the immediate dispute over whether the National Trust could maintain its challenge.
Chief Justice John Roberts dissented, joined by Justices Sonia Sotomayor, Elena Kagan and Ketanji Brown Jackson. Roberts wrote that the construction was “likely unlawful,” pointing to federal law barring construction of buildings or structures on federal public grounds in Washington without express congressional authority.
The government has defended the project in part on national-security grounds, describing it in Supreme Court filings as an integrated complex that includes secure facilities in addition to the ballroom.
The dispute has become about more than architecture. It raises broader questions about presidential authority over the White House complex, Congress’s control over federal property and who has standing to challenge major alterations to historically significant government sites.
For now, the practical result is clear: construction can continue.