New tariffs on imported goods come into effect as Trump moves to rebuild his trade agenda after top court's ruling.

What's far less certain is the longer-reaching impacts as the economy and markets again adjust to a changing landscape.

President announced increase from 10% using different authority from mechanism that supreme court struck down on Friday

Donald Trump doubles down on aggressive tariff policy with 15% global tax – key US politics stories from 21 February 2026 at a glance

Move comes as businesses seek repayment for the estimated $133bn the Trump administration has already collected.

The U.S. Supreme Court on Friday struck down much of President Donald Trump's "reciprocal" tariffs. But Trump didn't take their decision lying down.

After the Supreme Court ruling, Trump said he would impose new levies of 15% on goods entering the US.

President Trump's new tariffs could further strain global trade relations, pushing businesses to operate more cautiously and hurting the U.S. economy.

Trump’s Department of Justice previously argued in court that he couldn’t issue tariffs under the authority that he is now using to justify a 15% blanket tariff.

The president threatened to raise the tariff to 15% but has not yet issued an official directive to increase the rate.

New tariffs on imported goods come into effect as Trump moves to rebuild his trade agenda after top court's ruling.

The US Supreme Court's decision to block a pillar of US trade policy has caused yet more uncertainty.

The Supreme Court decision to strike down Trump's tariffs has thrown fresh confusion over the raft of trade deals negotiated with global partners, stalling trade talks.