IEEPA Alternatives The U.S. Supreme Court heard oral arguments today challenging President Trump’s use of the International Emergency Economic Powers Act (IEEPA) to unilaterally set tariffs on ther countries. Mr. Trump characterized the High Court’s decision as involving, “literally life or death for our country.” But his lawyers are already lining up alternative legal authorities for his imposition of tariffs, including Section 122 of the 1974 Trade Act that authorizes 15 percent tariffs for up to 150 days to address “large and serious” balance-of-payment deficits, Section 232 of the Trade Expansion Act of 1962 allowing national security-based tariffs, Section 338 of the Tariff Act of 1930, and pursuing...