India, Jan. 13 -- US President Donald Trump on Monday warned that the United States would be "screwed" if the Supreme Court rules that he lacks the authority to impose sweeping tariffs, saying such a decision would trigger an economic and administrative crisis for the country.

In a post on Truth Social, Trump argued that the government would struggle to refund the massive amounts already collected through tariffs, calling the process nearly impossible to execute.

"It would be a complete mess, and almost impossible for our Country to pay," Trump wrote.

He said tariff refunds alone could run into hundreds of billions of dollars, and potentially trillions once broader economic effects are taken into account.

"The actual numbers that we w...