From another website:
Notice he invokes IEEPA:
International Emergency Economic Powers Act (IEEPA),
Title II of Pub.L. 95–223, 91 Stat. 1626, enacted October 28, 1977, is a United States federal law authorizing the President to regulate commerce after declaring a national emergency in response to any unusual and extraordinary threat to the United States which has a foreign source
Notice he invokes IEEPA:
International Emergency Economic Powers Act (IEEPA),
Title II of Pub.L. 95–223, 91 Stat. 1626, enacted October 28, 1977, is a United States federal law authorizing the President to regulate commerce after declaring a national emergency in response to any unusual and extraordinary threat to the United States which has a foreign source