Democrats and their trial lawyer allies will never allow that. COVID-19suits are a gigantic future revenue source for both of them.
If it follows historical trends, large companies can post carefully-crafted legal notices and avoid all action by maintaining a large, in-house legal team ready to fight back hard - while small companies will get sued into oblivion.
If you work from home you are pretty much non-essential.
Many have already crafted liability waivers.