For upser's working in Illinois effective may 1st:
Wearing a face covering in public places or when working. Any individual who is over age two and able to medically tolerate a face-covering (a mask or cloth facecovering) shall be required to cover their nose and mouth with a face-covering when in a public place and unable to maintain a six-foot social distance. Face-coverings are required in public indoor spaces such as stores.
Face Coverings and PPE. Providing employees with appropriate face coverings and requiring that employees wear face coverings where maintaining a six-foot social distance is not possible at all times. When the work circumstances require, providing employees with other PPE in addition to face coverings.