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October 2026, question 63

Entry / Entry Summary · Restricted merchandise and intellectual property

CBP has notified the importer, in writing, of the detention of merchandise suspected of bearing a counterfeit version of a registered mark. How long is the period within which the importer must respond?

  1. 3 business days
  2. 5 business days
  3. 7 business days
  4. 10 business days
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CBP's answer: C. C: 7 business days

When CBP detains merchandise suspected of bearing a counterfeit mark, it notifies the importer in writing and the importer has seven business days to present information showing the merchandise is not counterfeit (133.21(b)(2)). That is C.

unless the importer presents information within seven business days of the notification establishing that the detained merchandise does not bear a counterfeit mark 19 CFR 133.21(b)(2)(i)

Search for: seven business day response period

CBP's key cites: 19 CFR 133.21(b)(2)(ii)

Question and key from CBP's October 2026 exam and answer key. The walk-through is ours; quotes are from the pinned editions in the reference viewer (HTSUS 2026 Basic, 19 CFR 2025 edition).