# China-U.S. relations

BYD Sues U.S. Over Trump-Era Tariffs, Testing Limits of Emergency Trade Powers

BYD has sued the U.S. federal government, arguing that tariffs imposed under the International Emergency Economic Powers Act are unlawful and seeking refunds of duties paid since April. The case joins thousands of similar challenges and could hinge on an impending Supreme Court ruling that may limit the executive’s emergency trade authority.