SF86, the form to apply for a security clearance contains:
"I have read the instructions and I understand that if I withhold, misrepresent, or falsify information on this form, I am subject
to the penalties for inaccurate or false statement (per U. S. Criminal Code, Title 18, section 1001), denial or revocation of a
security clearance, and/or removal and debarment from Federal Service."
"Do you have, or have you had, close and/or continuing contact with a foreign national within the last seven
(7) years with whom you, or your spouse, or cohabitant are bound by affection, influence, common interests,
and/or obligation? Include associates as well as relatives, not previously listed in Section 18."
"Have you, your spouse, cohabitant, or dependent children EVER had any foreign financial interests (such as
stocks, property, investments, bank accounts, ownership of corporate entities, corporate interests or
businesses) in which you or they have direct control or direct ownership? (Exclude financial interests in
companies or diversified mutual funds that are publicly traded on a U.S. exchange.)"
"Have you in the past seven (7) years provided advice or support to any individual associated with a
foreign business or other foreign organization that you have not previously listed as a former employer?
(Answer "No" if all your advice or support was authorized pursuant to official U.S. Government business.)"