Ask them to provide the OSHA rule from the government that demands that.

In fact, OSHA has not provided any guidance or rules on this mandatory vaccination plan. They are still formulating rules on this and may never do so. The Whitehouse doesn't make employee safety rules. OSHA does. Their current rules and guidance say to use PPE in the event of contagions

Read this article: https://theconservativetreehouse.com/blog/2021/09/15/something-else-missing/