New Delhi, Jan. 9 -- The US Supreme Court will not issue a ruling on Friday (January 9), in a high-profile case challenging the legality of President Donald Trump's sweeping global tariffs.

The case, which tests the limits of presidential authority under the International Emergency Economic Powers Act, had drawn close attention from businesses, investors, and international trading partners.

Trump imposed the tariffs by declaring a national emergency tied to trade deficits, covering imports from nearly every US trading partner.

During arguments in November, justices raised questions about the legality of the measures, which Trump has defended as strengthening the US economy. Lower courts had previously ruled that the administration over...