No Person holding any Office of Profit of Trust under them, shall, without the Consent of the Congress, accept any present, Emolument, Office, or Title, of any kind whatever, from any King, Prince, or foreign State -- U.S. Constitution: Art. I, Sec. 9, Clause 8
Former chief White House ethics lawyer for President Obama acknowledging Trump Hotel profits have been resolved emoluments clause concerns based on plan put forward by Trump ethics lawyers - but no other aspect of his businesses are included
Richard Painter Money Quote saying that donald trump will be in violation of the emoluments clause of the constitution on the day he takes office if he doesn't divest from his businesses and that his mixing of money with politics put us at risk.