fara.gov = Foreign Agents Registration Act
The Foreign Agents Registration Act (FARA) was enacted in 1938. FARA is a disclosure statute that requires persons acting as agents of foreign principals in a political or quasi-political capacity to make periodic public disclosure of their relationship with the foreign principal, as well as activities, receipts and disbursements in support of those activities.
Podestas were acting on behalf of foreign nationals against the interest of the United States.
https://www.law.cornell.edu/uscode/text/18/2381