The US Supreme Court is poised to decide whether President Donald Trump’s global tariffs amount to an illegal $3 trillion tax on American businesses. Small firms have urged the apex Court to uphold lower court rulings, arguing that the tariffs exceed Trump’s authority.

The case focuses on the 1977 International Emergency Economic Powers Act, which allows the president to impose financial measures during national security, foreign policy, or economic emergencies. The Supreme Court will assess whether Trump acted within his legal powers or bypassed constitutional limits, a ruling that could reshape the balance of executive authority and US trade policy.

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