Before appointing a person to be a member of the Commission, the President shall satisfy himself that that person will have no such financial or other interest as is likely to affect prejudicially his functions as a member of the Commission; and the President shall also satisfy himself from time to time with respect to every member of the Commission that he has no such interest and any person who is, or whom the President proposes to appoint to be, a member of the Commission shall, whenever required by the President so to do, furnish to him such information as the President considers necessary for the performance by him of his duties under this section.