Set against the backdrop of a continuing rise in COVID-19 cases across the country, the U.S. Supreme Court has scheduled high-stakes expedited oral arguments on Jan. 7, 2022, in key federal vaccine mandate cases. The cases involve the Emergency Temporary Standard (ETS) issued by the Occupational Safety and Health Administration (OSHA), which requires a vaccine-or-test mandate for private employers with more than 100 employees. More.