Ignoring the internal revenue code, the judge-made-law substance-over-form doctrine and sham-transaction doctrine might also stand in your way.But FWIW, you'll only have to "logic" your way out of it if you're examined or audited. 

In such cases, the local fire marshalls may have authority. some jurisidictions require tanks to be cleaned out and filled with sand or other inert substance. some require sampling. you can check with the local fire marshall without identifying the house.Again, you should find out why the tank is not used. if its because the seller no longer occupies the house, then the tank may still be able to be used. sometimes, owners decide to put a tank in the basement. you should find out if it is truly an abandoned tank or just temporarily inactive because the seller is not using the house....  

Honestly, I find a lot of those guys to be more like flashy click-bait than actual substance. 

The IRS looks at the substance and would ask "do you exercise the power of officer or director"; if one exercises such power, they are an "officer or director", regardless of what the paperwork says.That this is "just in the House and has not passed yet" is no reason for complacency. 

After years of attempting to work with the county the neighborhood she was in was being demolished due to toxic substances in the soil from a nearby recycling business. 

you need that kind of space to really do anything of substance.. 

One of the items required by the bank is either a letter from the seller stating no harmful substance was used on the property.

Digging in to public records and calling police, we found that tenant was arrested for "manufacturing controlled substance between 4g to 200g".Tenant was not trouble maker but here's the history:1.

You found a freaking gold mine if there's any substance behind it.

Always assume to initially receive negative or pessimistic reactions and opinions with little to no substance.