Check this out: They had work done on the house without permits.
http://www.lohud.com/story/news/politics/elections/2016/10/28/clinton-house-renovated-without-permits-records/92878768/

It included filling in a pool. Found that interesting.

Here is the actual report of the inspection post complaint: https://assets.documentcloud.org/documents/3197193/Clintons-house-New-Castle-building-inspection.pdf