Treasury has put out advisory for financial institutions, banks to scrutinize & report illegal alien activity including off-the-books payment, identify fraud, ITIN use. FinCen lists agriculture, construction, hospitality and service as common at-risk & complicit employers.

This is a follow-up on President Trump's financial integrity order from May, part of a whole-of-government effort to close off the American economy—Housing, business, heathcare—from illegal aliens, non-citizens and many lawful and legal migrants who exploit us.