国税局（美国国内税局）编号、雇主识别编号、社会保障卡号、或海关边境保护局编号这些确定的号码表明了为进口行为：有义务、有责任遵守所有的相关法令和管制，并承担进口所带来的任何后果。

IRS number, EIN, SSN, or CBP assigned number of the entity liable for payment of all duties and responsible for meeting all statutory and regulatory requirements incurred as a result of importation.

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