The Major Questions Doctrine requires “Congress to speak clearly if it wishes to assign to an agency decisions of vast ‘economic and political significance.’” Util. Air. Regul. Grp. v. EPA (2014) 573 U.S. 302, 324.  The doctrine did not apply to invalidate President Biden’s Executive Order requiring federal contractors to have their employees follow COVID-19 safety protocols including vaccination requirements.  The doctrine applies only to administrative agencies, not to the President, and applies only to regulation of private transactions, not to the government’s procurement policies.