For purposes of section
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(b)(2)(A) of this title, an act, policy, or practice identified under this subsection shall be treated as an act, policy, or practice that is the basis for identification of a country under subsection (a)(2) of this section, unless the United States has already taken action pursuant to article 2106 of the North American Free Trade Agreement in response to such act, policy, or practice. In deciding whether to identify an act, policy, or practice under paragraph (1), the Trade Representative shall—