; and (II) automatically cancel any other valid visa or entry documentation that is in the alien’s possession. (d) Implementation; penalties (1) Implementation The President may exercise the authorities provided to the President under sections 203 and 205 of the International Emergency Economic Powers Act (50 U.S.C. 1702 and 1704) to the extent necessary to carry out this section. (2) Penalties A person that violates, attempts to violate, conspires to violate, or causes a violation of subsection (c)(1) or any regulation, license, or order issued to carry out that subsection shall be subject to the penalties set forth in subsections (b) and (c) of section 206 of the International Emergency Economic Powers Act ( 50 U.S.C. 1705 ) to the same extent as a person that commits an unlawful act described in subsection (a) of that section. (e) 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 (c)(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