In response to FAQs by summer program providers this May, the federal government provided further guidance to employers regarding vaccination requirements.

Federal Equal Employment Opportunity “laws do not prevent an employer from requiring all employees physically entering the workplace to be vaccinated for COVID-19, so long as employers comply with the reasonable accommodation provisions of the ADA and Title VII of the Civil Rights Act of 1964 and other EEO considerations.”

More details can be found here: https://www.eeoc.gov/newsroom/eeoc-issues-updated-covid-19-technical-assistance