; (ii) dealing in or exercising any right, power, or privilege with respect to such property; or (iii) conducting any transaction involving such property. (I) Ban on investment in equity or debt of person The President may, pursuant to such regulations or guidelines as the President may prescribe, prohibit any United States person from investing in or purchasing significant amounts of equity or debt instruments of the person. (J) Exclusion of corporate officers The President may direct the Secretary of State to deny a visa to, and the Secretary of Homeland Security to exclude from the United States, any alien that the President determines is a corporate officer or principal of, or a shareholder with a controlling interest in, the person. (K) Sanctions on principal executive officers The President may impose on the principal executive officer or officers of the person, or on persons performing similar functions and with similar authorities as such officer or officers, any of the sanctions under this subsection. (c) Exceptions (1) Exception for intelligence activities Sanctions under this section shall not apply to any activity subject to the reporting requirements under title V of the National Security Act of 1947 ( 50 U.S.C. 3091 et seq. ) or any authorized intelligence activities of the United States. (2) Exception to comply with international obligations and for law enforcement activities Sanctions under subsection (b)(2) shall not apply with respect to an alien if admitting or paroling the alien into the United States is necessary— (A) to permit the United States to comply with the Agreement regarding the Headquarters of the United Nations, signed at Lake Success June 26, 1947, and entered into force November 21, 1947, between the United Nations and the United States, or other applicable international obligations