The participation of the United States in the International Atomic Energy Agency shall be consistent with and in furtherance of the purposes of the Agency set forth in its Statute and the policy concerning the development, use, and control of atomic energy set forth in the Atomic Energy Act of 1954, as amended [42 U.S.C. 2011 et seq.]. The President shall, from time to time as occasion may require, but not less than once each year, make reports to the Congress on the activities of the International Atomic Energy Agency and on the participation of the United States therein. In addition to any other requirements of law, the Department of State and the Atomic Energy Commission shall keep the Committees on Energy and Commerce and on Foreign Affairs of the House of Representatives and the Committees on Energy and Natural Resources and on Foreign Relations of the Senate, as appropriate, currently informed with respect to the activities of the Agency and the participation of the United States therein.

The representatives provided for in section 2021 of this title, when representing the United States in the organs of the Agency, shall, at all times, act in accordance with the instructions of the President, and such representatives shall, in accordance with such instructions, cast any and all votes under the Statute of the International Atomic Energy Agency.

There is authorized to be appropriated annually to the Department of State, out of any money in the Treasury not otherwise appropriated, such sums as may be necessary for the payment by the United States of its share of the expenses of the International Atomic Energy Agency as apportioned by the Agency in accordance with paragraph (D) of article XIV of the Statute of the Agency, and for all necessary salaries and expenses of the representatives provided for in section 2021 of this title and of their appropriate staffs, including personal services without regard to the civil service laws and chapter 51 and subchapter III of chapter 53 of title 5; travel expenses without regard to the Standardized Government Travel Regulations, as amended, subchapter I of chapter 57 of title 5, and section 5731 of title 5, as amended; salaries as authorized by the Foreign Service Act of 1980 [22 U.S.C. 3901 et seq.], or as authorized by the Atomic Energy Act of 1954, as amended [42 U.S.C. 2011 et seq.], and expenses and allowances of personnel and dependents as authorized by the Foreign Service Act of 1980; services as authorized by section 3109 of title 5; translating and other services, by contract; hire of passenger motor vehicles and other local transportation; printing and binding without regard to section 501 of title 44; official functions and courtesies; such sums as may be necessary to defray the expenses of United States participation in the Preparatory Commission for the Agency, established pursuant to annex I of the Statute of the Agency; and such other expenses as may be authorized by the Secretary of State.

In the event of an amendment to the Statute of the Agency being adopted in accordance with article XVIII–C of the Statute to which the Senate by formal vote shall refuse its advice and consent, upon notification by the Senate to the President of such refusal to advise and consent, all further authority under section 1