Chicago to join state in lifting indoor mask mandate on Feb. 28 Feb 23, 2022 | Top Stories Chicago Mayor Lori Lightfoot confirmed Tuesday the city will join the rest of the state in lifting its indoor mask mandate in most public places next Monday.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.