Identify what is holding the shipment
A formal detention notice has its own regulatory requirements. Read the notice rather than applying a generic timeline found online. If it raises admissibility, seizure or appeal questions, involve the importer, the customs broker and qualified legal counsel as appropriate.
Reference: Detention notices in 19 CFR 151.16
For an intensive physical exam, CBP's current status guidance says the cargo may need to be transferred to a Centralized Examination Station (CES). The entry remains on hold until that hold is removed. Selection for an exam does not by itself prove a violation, and it does not create a guaranteed release timeline.
Reference: CBP Intensive Physical Exam status guidance
Build a response the recipient can follow
Illustrative response outline, not a completed customer case: if the question concerns the material of one item, identify that item, attach its relevant specification and state which invoice line it matches. Sending an entire catalog without identifying the item leaves the original question unanswered.
- Put the shipment and notice references at the top of your response.
- Address each requested item separately and identify the attachment that supports it.
- Use supplier records that relate to the actual model and transaction.
- Explain a genuine discrepancy and coordinate any correction with the entry preparer; do not quietly replace evidence to make the files look consistent.
- Keep a copy of what was sent, who received it and the submission date.
Track costs without accepting a vague total
An examination can involve cargo handling, transport to an exam location or storage costs. Ask for an itemized explanation, the party charging each amount and any dates or units used. CBP notes that making cargo available for examination can create costs for the importer.
Reference: CBP guidance for new importers
- Which cost has already been incurred and which is only an estimate.
- What period or handling event each charge covers.
- Which written service terms govern payment and who is the responsible payer.
- Whether the receiving appointment must change to avoid a missed delivery.
Separate response progress from a release promise
Documents sent, documents received and a release decision are three different updates. Record the latest confirmed step. A forwarder can coordinate communication, but cannot promise an agency decision or a guaranteed release date.
Once release is confirmed, check that the goods are available for collection and that the final warehouse can receive them. Keep a short record of the information that was missing so the next shipment starts with a better product file.
Organize the response
A blank notice response log. Follow the actual notice and specialist instructions rather than using this as a legal response form.
Download worksheet Excel workbook with English and Chinese sheetsCommon questions
Does a customs exam prove that someone made a mistake
No. An exam alone does not establish fault. Read the actual request and confirmed facts before drawing a conclusion.
Can paying an additional service fee guarantee release
No. Payment for a service or an examination does not guarantee an agency release decision. Ask what the fee covers and do not accept a guaranteed-clearance claim.
Should I resend all documents every time I ask for an update
Ask whether anything new is required. Keep a dated record of previous submissions and send revised or additional files with a clear explanation.
What can I share in an initial consultation
The product type, shipment stage and a redacted description of the request are a useful start. Agree on an appropriate channel before sending identity documents or confidential transaction records.
References
- Detention notices in 19 CFR 151.16
- CBP guidance for new importers
- CBP Intensive Physical Exam status guidance
This guide is for shipment preparation and quote discussion. It is not legal, tax, or customs-compliance advice. The final plan depends on actual cargo data, US regulatory requirements, current route availability, and the written quotation.