If a Sheriff sale is set, then subject mortgage is probably not a government backed loan, and the foreclose is likely proceeding.For Indiana though, assuming it is mortgage being foreclosed, the bank has no ownership in the property unless it becomes the owner by being the highest bidder at the Sheriff Sale. 

Having reserves and cash in a war chest is a great thing right now considering the prices in our markets and turbulence of our government forbearance policies.  

With that said, each city government website will likely have a subpage or section address rental properties, with links to various information on taxation, reporting, etc.

Both the state and county government websites have ZIP about this.

Governments print money and try to fix problems that way = inflation. 

I have an apartment complex in Indiana some of my tenants are taking advantage of the fact that I cannot evict them due to them not paying rent (COVID-19) even though they are getting government funding.

They will now face Future inability or difficulty to find quality affordable housing being offered to tenants.In essence, this is the problem with government run real estate.

Do you happen to know which government entity I would need to contact to find out if the property is eligible and how to register for use as a rooming house?

The two mortgage giants, whose government backing is crucial to holding down mortgage rates, earlier this year began to cap how many of these loans it purchases, at the direction of federal officials.The coronavirus pandemic has had a counterintuitive effect on the housing market.

Landlord due diligence should include verification of identity (copy of a valid, unexpired Federal or state government photo identification), criminal records search, credit report, prior employment history, State licensing agency, if any, search, the Better Business Bureau, Internet and social media search, and trade references.In my State only licensed Real Estate Brokers may act as property managers.