; and (2) by inserting after paragraph (2) the following new paragraph: (3) Secretary of State The Secretary of State may provide a waiver on a date later than the effective date described in subsection (c) if the Secretary determines the waiver is in the critical national security interests of the United States. . 703. Prohibition on entry of officials of foreign governments involved in significant corruption or gross violations of human rights (a) Ineligibility (1) In general Officials of foreign governments, and their immediate family members, about whom the Secretary has credible information have been involved, directly or indirectly, in significant corruption, including corruption related to the extraction of natural resources, or a gross violation of human rights, including the wrongful detention of locally employed staff of a United States diplomatic mission or a United States citizen or national, shall be ineligible for entry into the United States. (2) Additional sanctions Concurrent with the application of paragraph (1), the Secretary shall, as appropriate, refer the matter to the Office of Foreign Assets Control of the Department of the Treasury to determine whether to apply sanctions authorities in accordance with United States law to block the transfer of property and interests in property, and all financial transactions, in the United States involving any person described in such paragraph. (3) Designation The Secretary shall also publicly or privately designate or identify the officials of foreign governments about whom the Secretary has such credible information, and their immediate family members, without regard to whether the individual has applied for a visa. (b) Exceptions (1) Specific purposes Individuals shall not be ineligible for entry into the United States pursuant to subsection (a) if such entry would further important United States law enforcement objectives or is necessary to permit the United States to fulfill its obligations under the United Nations Headquarters Agreement. (2) Rule