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In a significant development this week, US Treasury Secretary Scott Bessent has indicated that a new global tariff rate of 15% may soon be implemented. This announcement follows a series of mixed messages from President Donald Trump regarding import duties, particularly after the Supreme Court recently struck down sweeping tariffs that had previously been imposed. While the White House has temporarily reinstated a 10% tariff, the administration’s approach to trade policy continues to generate uncertainty among businesses and international leaders.
Unpacking the Tariff Confusion
The latest tariff measures arise from a complex backdrop of previous policies. Last year, President Trump introduced extensive global import taxes, which the Supreme Court later deemed unconstitutional. In response to that ruling, the administration opted for a temporary 10% tariff while signalling plans to elevate this rate to 15% in the near future. This inconsistency in messaging has led to widespread apprehension and calls for greater clarity, particularly from the business community.
Officials have claimed that they are actively working to rectify the tariff framework to align with Trump’s earlier statements. They assert that the legal mechanisms available to them can still achieve their goals of rebalancing trade, bolstering domestic manufacturing, and managing the national debt. Bessent expressed confidence in the restoration of previous tariff rates, stating, “It’s my strong belief that the tariff rates will be back to their old rate within five months.”
Legal Maneuvers and Economic Implications
To implement the current 10% tariff, the White House has employed an unconventional trade authority known as Section 122. This provision permits the president to enforce tariffs of up to 15% without congressional approval for a limited period, provided certain conditions are met. Looking ahead, the administration plans to utilise additional legal tools, including Sections 301 and 232, which allow for more targeted tariffs based on unfair trade practices or national security risks.

The implications of these tariff policies extend beyond immediate revenue generation. Analysts warn that the government may face substantial claims for refunds, potentially amounting to $130 billion (£97.2 billion), from firms that had previously paid the now-invalidated tariffs. Delays in processing these refunds could cost taxpayers approximately $23 million in interest each day, accumulating to around $700 million monthly.
The Future of US Trade Policies
Questions loom over the future landscape of US import taxes. Last April, Trump announced “Liberation Day” tariffs with rates ranging from 10% to as high as 50%, prompting nations to engage in negotiations to secure reduced rates in exchange for commitments on investment and other reforms. However, the Supreme Court’s recent ruling invalidated these tariffs, leaving a void in the administration’s trade strategy.
The introduction of the uniform 10% tariff, which applies broadly but includes exemptions for certain goods, has led to concerns about how prior agreements with allies, including the UK, might be impacted. The removal of preferential treatment previously negotiated has raised eyebrows among trading partners and within the domestic market.
Sector-Specific Tariffs on the Horizon
The administration’s reliance on Section 301 and Section 232 will likely see the introduction of tariffs targeting specific countries or sectors after the initial 150-day period elapses. Historically, these measures have been applied to imports of steel, aluminium, and automobiles, and have even been considered for tackling issues related to digital taxes and pharmaceuticals.

Critics argue that a more structured approach, involving investigations and public comment periods, would allow businesses the necessary time to adapt to changes, contrasting sharply with the abrupt announcements that have characterised Trump’s tariff policies thus far.
Why it Matters
The evolving landscape of US tariff policies carries profound implications for both domestic and global economies. As businesses grapple with the uncertainty surrounding import taxes, the potential for increased tariffs could disrupt supply chains, inflate consumer prices, and hinder international trade relations. Moreover, the financial burden of refunding invalidated tariffs adds another layer of complexity, putting taxpayers at risk for significant costs. As the administration navigates these tumultuous waters, the stakes are high—not just for American firms, but for the global economy as a whole.