It is possible to apply to and get the addition permitted if you are able to correct the code deficiencies, but there are a lot factors with that.

If you can document the PM deficiencies, fire them for cause.  

I consider this a known deficiency and a non-issue since my process handles it. 

Since we have completed over 50,000 studies we can tell you with almost certainty that all low budget CS studies are severely deficient and once a CS firm gets a bad name it will become a lightning rod for the IRS

If there were clear deficiencies I think a gracious response is necessary. 

LOL, well, I am technologically deficient, just saw an ipad watch thing, Dick Tracy didn't have it so good.

In addition, the concepts or Basis and At Risk, are beyond most Taxpayers.]Plus 20% accuracy-related penalties.Total deficiencies: $24,451 (2013) and $14,440 (2014)Total penalties: $4,890 (2013) and $2,888 (2014)The case doesn't say how their returns were prepared.

I'd be hesitant to allow prospective homeowners inside with unaddressed deficiencies present. 

Figuring out what to do with ungrounded outlets and other old house electrical deficiencies are problems I struggle with.

I hope some of the deficiencies you mentioned have been addressed.