There is an IL law that might become extremely useful. Health Care Right of Conscience Act.
https://edgarcountywatchdogs.com/2021/08/il-law-prohibits-asking-about-vaccines-health-treatments/
https://www.illinoisreview.com/illinoisreview/2021/08/illinois-law-says-unlawful-to-discriminate-against-conscientious-health-care-objectors.html