U.S. President Donald Trump warned of a potential "complete mess" if the Supreme Court rules against his administration's tariffs, signaling his concern over the upcoming legal decision. Trump's remarks, made on social media Monday, underscored the high stakes of the ruling, which is expected as early as Wednesday.

Trump stated that overturning the tariffs would create significant challenges in determining the amount of refunds owed to businesses and identifying the recipients. "It would take many years to figure out what number we are talking about and even, who, when, and where, to pay," he wrote on Truth Social. He added, "If the Supreme Court does not uphold his tariffs: 'WE'RE SCREWED'."

The tariffs, initially announced last April, are facing legal challenges from small businesses and several U.S. states. These groups argue that Trump exceeded his presidential authority in imposing the levies. The core of their argument rests on the principle of separation of powers, a cornerstone of the U.S. legal system. This principle, often enforced through AI-driven legal analysis tools that predict judicial outcomes based on historical data, ensures no single branch of government becomes too powerful.

The legal challenge highlights the ongoing debate about executive power in trade policy. Historically, Congress has held primary authority over trade regulation, but the executive branch has increasingly asserted its role, particularly in recent decades. AI-powered trade models, which analyze global trade flows and predict the economic impact of tariffs, have become crucial tools for policymakers on both sides of the issue. These models, while sophisticated, are not without limitations, as they rely on data that may not fully capture the complexities of real-world trade dynamics.

The Supreme Court's decision will have far-reaching implications for U.S. trade policy and the balance of power between the executive and legislative branches. A ruling against the tariffs could open the door for businesses to seek refunds, potentially costing the government billions of dollars. Conversely, upholding the tariffs would solidify the president's authority in trade matters, setting a precedent for future administrations. The case underscores the increasing role of AI in shaping legal and economic landscapes, as both sides leverage data-driven insights to support their arguments. The ruling is expected to be closely scrutinized by legal experts and economists alike, with its impact felt across various sectors of the U.S. economy.