Businesses Learning Resources Inc. and hand2mind Inc. filed a petition with the Supreme Court on Tuesday, attorney Pratik Shah confirmed to Forbes, which asks the high court to consider whether Trump’s “Liberation Day” tariffs are lawful under the International Emergency Economic Powers Act (IEEPA), the law the president used to impose them.

Japan has reported its exports fell in May as shipments of autos to the U.S. dropped nearly 25% from a year earlier due to higher tariffs imposed by President Donald Trump.