Illinois expands COVID-19 vaccine mandate, testing to licensed daycare centers Tim Stumm 3 years ago Workers at licensed daycare centers will now be required to follow Illinois’ COVID-19 vaccine mandate, Gov. JB Pritzker announced Friday.To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.