existing

The term “existing” means (A) when used, without the specification of any date, with respect to any matter relating to entering into or carrying out a trade agreement or other action authorized by this chapter, existing on the day on which such trade agreement is entered into or such other action is taken; and (B) when used with respect to a rate of duty, the nonpreferential rate of duty (however established, and even though temporarily suspended by Act of Congress or otherwise) set forth in rate column numbered 1 of chapters 1 through 97 of the Harmonized Tariff Schedule of the United States on the date specified or (if no date is specified) on the day referred to in clause (A).