Supreme Court temporarily unfreezes Trump ballroom construction The temporary order will allow the $400m (£297m) to continue while the high court mulls a final decision on the case. 1 hr agoUS & Canada

Supreme Court temporarily unfreezes Trump ballroom construction. Bernd Debusmann Jr, White House reporterand.

Key points

• It is something that Presidents have wanted for 150 years, and that the Military has been seeking for the last 100 years.
• The US Supreme Court has temporarily allowed construction of the White House ballroom to move forward.
• Trump posted on social media that he is grateful for the Supreme Court's decision, saying the new complex is "vital for National Security".
• The appeals court ruled that Trump was a "temporary tenant" of the White House and could not create the alterations without congressional approval.
• The ballroom project, along with the helipad being constructed on the South Lawn, are just part of the president's wider effort to transform Washington's cityscape.

For context, the US Supreme Court has temporarily allowed construction of the White House ballroom to move forward.

Notably, the decision on Friday by Chief Justice John Roberts, issued as a stay, will allow US President Donald Trump's $400m (£297m) project to continue as the high court mulls over a case aiming to halt it entirely.

Notably, the stay will remain in place pending further action from the court.

In practice, the case, originally filed by a preservation group that argues the project would become irreversible unless halted immediately, was appealed to the high court after a federal appeals court had ordered work to halt earlier this month.

Meanwhile, the appeals court ruled that Trump was a "temporary tenant" of the White House and could not create the alterations without congressional approval. It offered the administration two weeks to appeal the decision.

In practice, the National Trust for Historic Preservation, a preservation group, has led the lawsuit against the ballroom, arguing it is causing irreversible damage to a historical landmark.

"We are aware of the administrative stay, " the group informed the BBC on Friday. "To be clear, this is not a final decision on the merits of the government's stay application, and we await further action."

"It is something that Presidents have wanted for 150 years, and that the Military has been seeking for the last 100 years. Their wish will shortly be fulfilled!" he wrote of the new ballroom on Truth Social.

Notably, the court's decision represents a victory – albeit perhaps a temporary one – for Trump. This person has long argued that the White House needs a larger events space, and more lately, that it was notable for his security.

Had the Supreme Court not issued a stay, or chosen to rule against the Trump administration, the White House would have been legally obligated to halt construction on Friday.

In practice, the president has asserted that the new ballroom was needed to accommodate grand parties and state visits and would improve security.

Administration lawyers have argued the further security complex and features included in the ballroom project are needed to protect the White House complex from drones, ballistic missiles, biohazards and other threats – changes essential to protecting the president, his family, and staff.

While initially billed as a 650-person ballroom that would incorporate the existing building when it was confirmed in July 2025, revised aims afterwards expanded it to have a capacity of 900, and then concerning 1, 000, with the entire structure of the East Wing being demolished in the process.

In practice, the ballroom building would consist of the sizeable entertaining space above ground and additionally a security complex below ground. Trump doubled down on the need for the space after an assassination attempt at the White House Correspondents' Association dinner in April.

But the Trust, which filed a lawsuit in December, has argued there was no basis to "disturb" the White House and argued that having a ballroom is not a national security emergency. They argued federal review panels should be able to weigh in on the intends before more work is done.

In practice, the US Congress was not consulted before bulldozers took to the building.

Notably, the ballroom project, along with the helipad being constructed on the South Lawn, are just part of the president's wider effort to transform Washington's cityscape. It have additionally included the renovation of the Lincoln Memorial Reflecting Pool and a planned "Arc de Trump" larger than the Arc de Triomphe in Paris. Trump asks US Supreme Court to allow ballroom work to continue. Judge temporarily halts construction of Trump's White House ballroom. White House begins demolishing part of East Wing for Trump ballroom. Trump: White House ballroom to be 'drone-proof' with military complex.

Taken together, the developments around supreme Court temporarily unfreezes Trump ballroom construction The temporary order will allow point to a situation that is still moving, and the coming days should bring more clarity.