Since there is no clear answer, it's reasonable to assume that if a city department that manages the official declaration of oil tanks being decommissioned, saying that it has been legally decommissioned - then it has been decommissioned in a legal manner, approved by the authority over such things.And if the city is allowing the property to continue to function as a multi-family dwelling that is habitable and legal, and they have not condemned it as being dangerous, etc., then it's reasonable to assume that it is - habitable and legal.And since you did your due diligence, and asked the city about it, then you have not been negligent, either.These are the kinds of arguments they teach you in law school.  

In order to help alleviate these difficulties, and to enhance his/her ability to live independently and to fully use and enjoy the dwelling unit you own and/or administer, I am prescribing an emotional support animal that will assist [FIRST NAME] in coping with his/her disability.I am familiar with the voluminous professional literature concerning the therapeutic benefits of assistance animals for people with disabilities such as that experienced by [FIRST NAME].

If the lot is big enough with the rental you already own, you can add an "accessory dwelling unit" and a "junior accessory dwelling unit" on the property you already own, you can convert a garage, etc. 

i...Housing providers are to evaluate a request for a reasonable accommodation to possess an assistance animal in a dwelling using the general principles applicable to all reasonable accommodation requests.

i...Housing providers are to evaluate a request for a reasonable accommodation to possess an assistance animal in a dwelling using the general principles applicable to all reasonable accommodation requests.

We are facing increased costs for taxes, maintenance and repairs, not to mention inflation.Therefore, we must increase rent for the dwelling you occupy.This notice is given on the date of:_______________________Effective date of change in rent:____________________New rent:____________________We value you as a tenant.

Are the dwelling units separately metered?

You usually won't find a chandelier in an apartment dwelling.  

You take on more liability exposure driving your car than you do with a single family dwelling being rented!

They aren't on the lease, but they are certainly "dwelling" there.