Trump’s First-Term China Tariffs Survive Supreme Court Challenge

The US Supreme Court declined to put new limits on President Donald Trump’s tariff authority, leaving in place import taxes imposed during his first term on hundreds of billions of dollars in goods from China.

Turning away an appeal by a group of importers Monday, the high court without comment let stand a 2025 federal appeals court decision that upheld the duties.

At issue was the president’s power to increase tariffs that were imposed previously under Section 301 of the 1974 Trade Act to address unfair trade practices. A sparingly used provision known as Section 307 authorizes the president, ...