; and (II) shall automatically cancel any other valid visa or entry documentation that is in the alien’s possession. (3) Exception to comply with United Nations Headquarters Agreement Sanctions under paragraph (2) shall not apply to an alien if admitting the alien into the United States is necessary 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. (c) Penalties Any person that violates, attempts to violate, conspires to violate, or causes a violation of this section or any regulation, license, or order issued to carry out subsection (b) 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. (d) Exceptions Subsection (b)(2) shall not apply to the admission of an individual to the United States if such admission is necessary to comply with United States obligations under the Agreement between the United Nations and the United States of America regarding the Headquarters of the United Nations, signed at Lake Success June 26, 1947, and entered into force November 21, 1947, or under the Convention on Consular Relations, done at Vienna April 24, 1963, and entered into force March 19, 1967, or other international obligations of the United States. (e) Implementation The President may exercise the authorities provided under section 203 and 205 of the International Emergency Economic Powers Act ( 50 U.S.C. 1702 and 1704) to carry out this section. (f) Waiver (1) In general The President may annually waive the application of sanctions required by subsection (a) with respect to a person if the President— (A) determines that such waiver is in the national interest of the United States