PUBLIC LAW 102-138—OCT. 28, 1991 105 STAT. 733 (II) Upon termination of an agreement under this clause, the Secretary of Transportation shall take such steps as may be necessary to revoke at the earliest possible date the right of any foreign air carrier owned, or controlled, directly or indirectly, by the government of that country to engage in foreign air transportation to or from the United States. (iii) The Secretary of Transportation may provide for such exceptions from clauses (i) and (ii) as the Secretary considers necessary to provide for emergencies in which the safety of an aircraft or its crew or passengers is threatened. (iv) For purposes of this subparagraph, the terms "air transportation", "air carrier", "foreign air carrier", and "foreign air transportation" have the meanings such terms have under section 101 of the Federal Aviation Act of 1958 (49 U.S.C. App. 1301). (c) REMOVAL OF SANCTIONS. —The President shall remove the sanctions imposed with respect to a country pursuant to this section if the President determines and so certifies to the Congress, after the end of the 12-month period beginning on the date on which sanctions were initially imposed on that country pursuant to subsection (a), that— (1) the government of that country has provided reliable assurances that it will not use chemical or biological weapons in violation of international law and will not use lethal chemical or biological weapons against its own nationals; (2) that government is not making preparations to use chemi- , cal or biological weapons in violation of international law or to use lethal chemical or biological weapons against its own nationals; (3) that government is willing to allow on-site inspections by United Nations observers or other internationaly recognized, impartial observers to verify that it is not making preparations to use chemical or biological weapons in violation of international law or to use lethal chemical or biological weapons against its own nationals, or other reliable means exist to verify that it is not making such preparations; and (4) that government is making restitution to those affected by any use of chemical or biological weapons in violation of international law or by any use of lethal chemical or biological weapons against its own nationals. (d) WAIVER. — (1) CRITERIA FOR WAIVER.—The President may waive the application of any sanction imposed with respect to a country pursuant to this section— (A) if the President determines and certifies to the Congress that such waiver is essential to the national security interests of the United States, and if the President notifies the Committee on Foreign Relations of the Senate and the Committee on Foreign Affairs of the House of Representatives of his determination and certification at least 15 days before the waiver takes effect, in accordance with the procedures applicable to reprogramming notifications under section 634A of the Foreign Assistance Act of 1961, except that such procedures shall not apply to a waiver of the sanction specified in subsection (b)(2)(D) (relating to the downgrading or suspension of diplomatic relations); or
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