If it says, "tenant has use and possession of the building that happens to be located on 123 Fake St" you may be safe to subdivide.Regardless, I would start the process to subdivide, and if it is completed before their lease is up, have a frank conversation.

Hey BP,Hope everyone's staying safe and working towards their goals in these crazy times!  

@Martha MolininiI think your best bet it to consult with an NJ real estate attorney

Keep safe!

Stay safe out there. 

Keep safe and good luck in your future investments!

I reserve the right to be wrong, but with the entire world working on vaccines and treatments, my bet is that the threat posed by the Corona virus will fade significantly in the next several months. 

As for showing the property, I think that is something that you should not show until the existing tenants are gone just to be safe and cover yourself. 

If they aren't issuing CO's, is it safe to assume they also aren't driving around and issuing tickets to violators?

Unless it was a job only I knew of...They sound like motivated people and unfortunately their best bet may be unemployment Insurance for now.You are doing them a tremendous service by working with them- do not frustrate yourself trying to find jobs that don't exist right now.