CBP Detention: Know Your 5-Day Rights | JustForPetStore
A CBP detention is a hold, not a seizure. When merchandise is not released within five business days of being presented for examination, U.S. Customs and Border Protection must send a written notice naming the specific reason, the expected length, the tests involved and the information that would speed things up. A final decision is due in thirty days, and silence becomes a deemed exclusion you can protest.
What counts as presented for examination?
It is narrower than most importers assume, and the distinction decides when your clock starts. Under 19 CFR 151.16, merchandise is presented for examination when it is in a condition to be viewed and examined by a CBP officer. Merely presenting the cargo van, container or trailer that holds it does not count.
That single sentence has cost importers weeks. A container sitting on a chassis in a terminal is not presented. It becomes presented when it is devanned and the goods are in a state an officer can actually look at. If your freight forwarder tells you the container arrived and the countdown has started, ask what condition the merchandise is in and who is paying to get it into that condition.
The regulation also allocates the cost. Except when merchandise is examined at the public stores, the importer pays all costs relating to preparing and transporting goods for examination. That is your devanning, your drayage within the terminal, your reconditioning after the officer is done. None of it is reimbursed if the shipment is released the same day.
What must a CBP detention notice tell you?
Five things, in writing, within five business days of the decision to detain or of the failure to release. Section 151.16(c) requires the notice to state the initiation of the detention including the date the merchandise was presented, the specific reason, the anticipated length of the detention, the nature of the tests or inquiries to be conducted, and the nature of any information that, if supplied, may accelerate the disposition.
Those five items are the difference between a hold you can work and a hold you can only wait out. “Missing certificate” is a reason; “review” is not. If the notice names the test, you know whether the issue is fiber content, a labeling claim, a pesticide residue or an admissibility question, and you know which supplier document will resolve it.
One caveat sits inside the same paragraph. Issuing a notice of detention is not a final determination on admissibility. The notice tells you the question is open, not how it will be answered, and it does not stop the agency from later seizing the goods if the law allows it.
Why do pet food and treats sometimes follow a different clock?
Because for some products the decision on admissibility belongs to another agency, and the customs detention rules step aside. Section 151.16(a) states that the section does not apply to detentions effected by CBP on behalf of other federal agencies in which the determination of admissibility is vested.
Pet food, treats and chews are the obvious case. Where the Food and Drug Administration has jurisdiction over whether a shipment may enter, the hold may be an FDA hold rather than a CBP detention, and the notice, the clock and the remedy can all differ. The practical warning is simple: read the letterhead before you count days. A notice from FDA and a notice from CBP look similar and behave differently, and responding to the wrong one wastes the window you have.
This is also where a broker earns their fee. Ask which agency owns the decision, what document they are waiting for, and whether the answer changes the protest route. If nobody can answer those three questions, escalate.
What should you send CBP while the shipment sits?
Exactly what the notice says would accelerate disposition, and nothing speculative. The regulation builds that item into the notice for a reason: the officer is telling you what would end the inquiry. A certificate of analysis, a revised label, a manufacturer declaration, a lab report or a classification explanation, sent promptly and referenced to the entry number, is worth more than a general complaint about delay.
Use the testing provision if tests are involved. Section 151.16(d) entitles the importer or another interested party to copies of test results and a description of the testing procedures and methodologies on written request, unless those methods are proprietary or were developed by CBP for enforcement. Ask in writing, keep the request, and use the results to decide whether to contest or to rework the shipment.
Then manage the money clock in parallel. Storage, demurrage and detention charges keep running while the goods sit, and a hold does not suspend them. Decide early whether to hold, export or abandon, because the cheapest answer changes once storage exceeds the value of the goods.
When does a detention become a deemed exclusion?
At thirty days, if no final determination has been made. Section 151.16(e) requires a final determination on admissibility within thirty days from the date the merchandise is presented for examination, and 151.16(f) provides that a failure to make one is treated as a decision by CBP to exclude the merchandise under 19 U.S.C. 1514(a)(4). 19 U.S.C. 1499 sets the same rule: the statute describes the five-day decision window, the notice requirements and the thirty-day consequence.
A deemed exclusion is not a dead end. It is a decision, which means it is reviewable. The distinction matters because an open detention gives you nothing to appeal, while a deemed exclusion gives you a dated decision and a defined route.
Note what the clock runs from: the date the merchandise was presented for examination, not the date the notice arrived. A late notice does not extend the thirty days, which is another reason to pin down the presentation date in writing on day one.
How do you protest a deemed exclusion?
File a protest with CBP within 180 days of the decision, but not before it. 19 U.S.C. 1514 makes the exclusion of merchandise from entry or delivery a final and conclusive decision unless a protest is filed, and 1514(c)(3) sets the window at 180 days after, and not before, the date of liquidation or of the decision being protested. The importer, consignee, surety, or an authorized agent may file.
The protest has to be specific: each decision, each class of merchandise affected, and the nature of and reason for the objection. A general letter complaining about delay will not do. If CBP has not allowed or denied the protest, 151.16(g) treats it as denied on the thirtieth day after filing for purposes of court review, which is what opens the door to the Court of International Trade. Before that door, 151.16(h) lets CBP grant the protest and release the goods at any time.
Sitting on the deadline is the most common own goal here. Diarize the 180th day when the decision lands, not when you get around to it.
What does a detention actually cost a small importer?
More than the freight, and usually less than the panic suggests. Four costs stack up: storage and demurrage at the terminal, the cost of preparing goods for examination, the working capital tied up in inventory you cannot sell, and the margin lost if the season passes while the shipment sits.
The fourth one is the one small stores underestimate. A container of holiday toys that clears in February is worth less than the same container in October, even at the same landed cost. For a pet store buying seasonal stock, a detention inside the selling window can turn a good order into a markdown.
There is also a paperwork cost that never appears on an invoice. Every hold consumes broker time, and the questions the officer asks tell you what your supplier’s documents are missing. Treat the notice as a diagnostic, not just a delay.
How do you cut the odds of being held in the first place?
By making the entry boring. Correct classification, an invoice that matches the packing list, origin marking on the goods, and the certifications the product category requires. Most holds on pet products trace back to one of those four, not to bad luck.
Labeling is the usual weak point. A pet product that makes a claim on the front panel but not on the accompanying documents invites a question, and a shipment of mixed SKUs with one mislabeled carton can hold the whole entry. Ask your supplier for the artwork before production, not after.
Finally, know which agency regulates your product before it ships. A toy, a bag of treats and a bottle of shampoo look equally simple on a purchase order and are handled by different regulators, with different documentation. Sorting that out at the sample stage costs an email. Sorting it out at the port costs a detention.
If you are planning a first container across the dog toy, dog feeding or cat litter ranges, start at case quantity through the low-MOQ program so a hold ties up a pallet rather than a container, and ask us for the document pack before you book freight.
Frequently asked questions
How long can CBP hold a shipment without telling me why? Five business days. Under 19 CFR 151.16(c), if CBP decides to detain merchandise or fails to release it within five business days of presentation, it must issue a notice within five business days of that decision stating the specific reason, anticipated length, tests involved and what information would speed disposition.
Does a detained shipment count as seized? No. A detention is a hold while admissibility is unresolved. Seizure and forfeiture are separate actions that may follow if the law provides for them, and a detention notice is expressly not a final determination on admissibility.
What happens if CBP makes no decision in 30 days? The failure is treated as a decision to exclude the merchandise under 19 U.S.C. 1514(a)(4), which makes it a protestable decision rather than an indefinite hold.
How long do I have to protest? 180 days after, but not before, the date of the decision or liquidation, per 19 U.S.C. 1514(c)(3). If CBP has not acted on the protest by the thirtieth day after filing, it is treated as denied for court review purposes.
Do I still pay storage while the goods are detained? Yes. Terminal storage and demurrage continue to accrue during a hold, and the importer also pays the cost of preparing and transporting merchandise for examination unless the examination happens at the public stores.
Sources: 19 CFR 151.16, Detention of merchandise, https://www.ecfr.gov/current/title-19/section-151.16; 19 U.S.C. 1499, Examination of merchandise, https://www.law.cornell.edu/uscode/text/19/1499; 19 U.S.C. 1514, Review of protests, https://www.law.cornell.edu/uscode/text/19/1514.
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What happens if CBP makes no decision within 30 days?
Under 19 CFR 151.16(e) and (f), a final determination is due within 30 days of the date merchandise was presented for examination, and failure to make one is treated as a decision to exclude the goods under 19 U.S.C. 1514(a)(4), which can be protested.
How long does an importer have to protest a deemed exclusion?
A protest must be filed within 180 days after, but not before, the date of liquidation or of the decision, per 19 U.S.C. 1514(c)(3). If CBP has not allowed or denied it by the 30th day after filing, 19 CFR 151.16(g) treats it as denied for court review.
Do storage charges stop while a shipment is detained?
No. Terminal storage and demurrage continue to accrue during a hold, and 19 CFR 151.16(b) provides that the importer pays the cost of preparing and transporting merchandise for CBP examination except when the examination is at the public stores.
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