Pub. L. 87-794, tit. II, ch. 6, sec. 256
DEFINITIONS.
SEC. 256. DEFINITIONS. For purposes of this title— (1) The term “European Economic Community” means the instrumentality known by such name or any successor thereto. (2) The countries of the European Economic Community as of any date shall be those countries which on such date are agreed to achieve a common external tariff through the European Economic Community. (3) The term “agreement with the European Economic Community” means an agreement to which the United States and all countries of the European Economic Community (determined as of the date such agreement is entered into) are parties. For purposes of the preceding sentence, each country for which the European Economic Community signs an agreement shall be treated as a party to such agreement. (4) The term “existing on July 1, 1962”, as applied to a rate of duty, refers to the lowest nonpreferential rate of duty (however established, and even though temporarily suspended by Act of Congress or otherwise) existing on such date or (if lower) the lowest nonpreferential rate to which the United States is committed on such date and which may be proclaimed under section 350 of the Tariff Act of 1930. (5) The term “existing on July 1, 1934”, as applied to a rate of duty, refers to the rate of duty (however established, and even though temporarily suspended by Act of Congress or otherwise) existing on such date. (6) The term “existing” without the specification of any date, when used with respect to any matter relating to entering into, or any proclamation to carry out, a trade agreement, means existing on the day on which such trade agreement is entered into, and, when referring to a rate of duty, refers to the rate of duty (however established, and even though temporarily suspended by Act of Congress or otherwise) existing on such day. (7) The term “ad valorem equivalent” means the ad valorem equivalent of a specific rate or, in the case of a combination of rates including a specific rate, the sum of the ad valorem equivalent of the specific rate and of the ad valorem rate. The ad valorem equivalent shall be determined by the President on the basis of the value of imports of the article concerned during a period determined by him to be representative. In determining the value of imports, the President shall utilize, to the maximum extent practicable, the standards of valuation contained in section 402 or 402a of the Tariff Act of 1930 (19 U.S.C., sec., 1401a or 1402) applicable to the article concerned during such representative period.