The Trump administration is making a last-minute plea to the Supreme Court to halt a court order that would stop most above-ground construction of a new White House ballroom. The administration seeks a stay of the order, which is set to take effect in three days, and ultimately wants the case dismissed.

Solicitor General John Sauer argued in a filing on Wednesday that the unfinished ballroom, which he described as a "military complex," poses an "unacceptable risk" to national security due to the President's lack of access to its "vital security features." The government contends that the project's completion is mandated by national security concerns and that judicial bodies should not interfere with executive decisions.

Sauer further asserted that the "built with integrated engineering" project will significantly enhance presidential safety and ensure continuity of government by providing a "safe room." The administration has previously stated that the concrete-and-steel structure is too far along to be halted and that congressional approval would infringe upon presidential power.

The National Trust for Historic Preservation, which initiated the lawsuit, dismissed the administration's claims as exaggerated. The Trust told the Supreme Court that President Trump is attempting to expedite the project's completion to evade judicial review. They clarified that the injunction only prohibits ballroom construction without prior congressional approval, not work on the bunker, securing the East Wing, or ensuring general safety.

Federal law grants Congress authority over federal property, including the White House grounds. However, presidents have long been permitted to maintain, repair, and improve the Executive Residence. President Trump unilaterally ordered the demolition of the White House East Wing in late 2025 to construct the 90,000-square-foot ballroom.

In its Supreme Court filing, the administration argued that requiring congressional approval would grant "dangerous leverage" to Congress over the President, particularly concerning unforeseen structural issues or vulnerabilities. Sauer also questioned the Trust's standing to challenge the construction, suggesting their objection is based on a mere aesthetic disapproval rather than a concrete injury.

The administration's argument regarding standing implies that anyone with a tangential connection to viewing the White House, whether a tourist, a consultant flying into a nearby airport, or even a virtual observer, could theoretically challenge the project based on its visual impact.

This legal battle highlights a significant tension between presidential executive authority and congressional oversight concerning federal property and national security imperatives, especially when framed in the context of presidential safety and governmental continuity.