Governor JB Pritzker, Executive Order 2021-18 (masks in all public and nonpublic P-12 schools), followed by EO 2021-20 (Aug. 26, 2021; statewide indoor masks; school and higher-education vaccination-or-testing) (Aug. 4, 2021) (Ex. SEC-15-026)
Ballotpedia, School responses to the coronavirus (COVID-19) pandemic during the 2021-2022 academic year (school mask requirements and bans, staff and student vaccine requirements, litigation) (Aug. 1, 2022) (Ex. SEC-15-003)
Governor JB Pritzker, Executive Order 2021-22 (COVID-19 Executive Order No. 87) (Sept. 3, 2021) (Ex. SEC-15-027)
