Last year was marked by the uncertainty and disruption of President Donald Trump’s sweeping tariffs, which caused tumult in the art market. Now, just over a year after Trump signed executive orders imposing tariffs on major US trading partners Canada, Mexico, and China, the Supreme Court ruled to to strike down most of them.

In a 6-3 decision authored by Chief Justice John Roberts, the court ruled that Trump exceeded his authority when instituting sweeping tariffs under the 1977 law, the International Emergency Economic Powers Act (IEEPA).