; or (ii) attempted to encourage, support, order, control, direct, significantly facilitate, or otherwise be complicit in any such act by any person so listed. (2) Updates The President shall transmit to the appropriate congressional committees an update of the list required under paragraph (1) as new information becomes available. (c) Sanctions described The sanctions described in this subsection are the following: (1) Blocking of property The President shall exercise all of the powers granted to the President under the International Emergency Economic Powers Act ( 50 U.S.C. 1701 et seq.) to the extent necessary to block and prohibit all transactions in property and interests in property of a foreign person or agency or instrumentality of a foreign state on the list required by subsection (b) if such property or interests in property are in the United States, come within the United States, or are or come within the possession or control of a United States person. (2) Aliens ineligible for visas, admission, or parole (A) Visas, admission, or parole An alien who the Secretary of State or the Secretary of Homeland Security (or a designee of either such Secretary) determines is a foreign person on the list required under subsection (b) is— (i) inadmissible to the United States; (ii) ineligible to receive a visa or other documentation to enter the United States; and (iii) otherwise ineligible to be admitted or paroled into the United States or to receive any other benefit under the Immigration and Nationality Act ( 8 U.S.C. 1101 et seq.). (B) Current visas revoked (i) In general Any visa or other documentation issued to an alien who is a foreign person on the list required under subsection (b) , regardless of when such visa or other documentation was issued, shall be revoked and such alien shall be denied admission to the United States. (ii) Effect of revocation A revocation under clause (i) — (I) shall take effect immediately