Department of Labor, OSHA, Directive DIR 2021-03 (CPL 03), Revised National Emphasis Program - Coronavirus Disease 2019 (COVID-19) (July 7, 2021) (Ex. SEC-19-019)
President of the United States, Executive Order 14042 (Sept. 9, 2021) (Ex. SEC-19-010)
Safer Federal Workforce Task Force, COVID-19 Workplace Safety: Guidance for Federal Contractors and Subcontractors (Sept. 24, 2021) (Ex. SEC-19-020)
Federal Reserve Bank of St. Louis (FRED), mirroring BLS CES series CES6056132001, FRED series TEMPHELPS, All Employees, Temporary Help Services (Sept. 26, 2026) (Ex. SEC-19-040)
American Staffing Association, Staffing Industry Statistics (ASA research page) (Sept. 26, 2026) (Ex. SEC-19-044)
