India, Feb. 20 -- The US Supreme Court has dismantled President Donald Trump's protectionist agenda, striking down his sweeping global tariffs. That potentially signals a reset for India's exports to the US and complicates the India-US trade deal.

In a 6-3 ruling, the US Supreme Court found that Trump administration exceeded its constitutional authority by using a 1977 emergency-powers law to unilaterally overhaul the nation's trade policy. Chief Justice John Roberts stated that while the International Emergency Economic Powers Act allows the US President to respond to foreign threats, it does not grant a "blank check" to impose indefinite, across-the-board taxes.

"The power to levy duties on commerce resides with Congress," Roberts wro...