UK expects trade stability with US after Supreme Court strikes down tariffs
Britain expects its trade status with the US to remain stable after a court ruling struck down tariffs today. Officials are now assessing the impact on firms.
Insights:
The U.S. 
US Supreme Court ruled on February 20, 2026, that President Donald Trump exceeded his authority under the International Emergency Economic Powers Act (IEEPA) when he used the statute to impose reciprocal tariffs. This landmark decision effectively eliminates the legal basis for the sweeping trade measures that were first announced in April of the prior year. The ruling specifically impacts the baseline 10% reciprocal tariff that had been applied to a wide range of goods, overturning the legal justification for those duties.
US Supreme Court ruled on February 20, 2026, that President Donald Trump exceeded his authority under the International Emergency Economic Powers Act (IEEPA) when he used the statute to impose reciprocal tariffs. This landmark decision effectively eliminates the legal basis for the sweeping trade measures that were first announced in April of the prior year. The ruling specifically impacts the baseline 10% reciprocal tariff that had been applied to a wide range of goods, overturning the legal justification for those duties.Market reaction to the judicial development was immediate, as investors assessed the implications for global commerce. Trading volumes and sentiment were reflected in the performance of the SPDR S&P 500 ETF Trust , the SPDR Dow Jones Industrial Average ETF Trust , and the Invesco QQQ Trust, Series 1 . The court found that the U.S. Administration had overstepped the legislative intent of the IEEPA, which is traditionally reserved for national security emergencies rather than broad-based economic tariff adjustments.
