Both of these organizations have a fiduciary responsibility: So when a TA does not perform proper Due Diligence they can be sued. Hopefully, they have E&O insurance (Error & Omissions Insurance)
Fiduciary - Wikipedia, the free encyclopedia https://en.wikipedia.org/wiki/Fiduciary A fiduciary is a person who holds a legal or ethical relationship of trust with one or more other parties (person or group of persons). Typically, a fiduciary prudently takes care of money or other asset for another person.