So if a business (or government agency) is deemed essential they can stay open.
After tow months of closure and self-isolation a business and employees deemed "non-essential" still can not return to work.
Segregation based on occupation, Essential and Non-Essential.
Among other state and federal laws, sounds like a deprivation of Rights as described in the Ninth Amendment,
"The enumeration in the Constitution, of certain rights, shall not be construed to deny or disparage others retained by the people."