This is especially a concern because bio family can and does get the home address of the foster parents, though there is supposed to be a strict separation.Here's the whole DCS checklist as it currently exists:
Reading it, I wonder how anyone meets these requirements. As the article link in the OP states, this is a case CYA by the state for their liability of putting foster children into a potentially hazardous environment. It does not take into account any potential threat or harm to the foster parents caused by following their rules. I wonder how that would play out in court?