WuXi AppTec filed a lawsuit in U.S. District Court for the District of Columbia contesting its designation as a Chinese military company. The company argues the 1260H listing has already caused and will continue to cause severe and irreparable harms, and it says customer decisions may shift away from covered firms under the Biosecure Act. The filing challenges the government’s asserted basis for the designation and describes collateral impacts beyond procurement restrictions. It also frames the case as a defense against compounding limitations on business operations and workforce effects. For contract research and manufacturing organizations, the dispute highlights how geopolitical compliance lists can quickly become operational and commercial constraints, even for firms not directly involved in defense products.