Operations September 30, 2026
The packing list: the boring document that decides how fast you clear inspection
Nobody reviews the packing list until an officer opens the container. What it must contain, how it's cross-checked against invoice and B/L, why weights and package counts matter more than they look, and the format that avoids questions.
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Operations September 16, 2026
Your goods are held at Mexican customs: how to find out why, and what to do
Held doesn't mean seized. The causes differ, so do the deadlines, and each one has a different way out. How to identify which case you're in, what keeps running meanwhile, and what to do in the first hours.
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Operations September 14, 2026
The seven pedimento fields that go wrong most often (and what each mistake costs)
Knowing how to read a Mexican customs entry isn't the same as knowing where it's usually wrong. The fields that get amended most, what each error triggers, and why correcting before the authority asks changes the price.
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Compliance August 22, 2026
Why your Mexican customs broker wants photos of your warehouse (rule 1.4.14)
Articles of incorporation, proof of address, photos of the façade, machinery, staff and vehicles. It isn't overreach: it's rule 1.4.14 of Mexico's 2026 General Foreign Trade Rules. What it requires, what it's for, how often it's refreshed, and what happens if you don't hand it over.
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Routes August 20, 2026
Designated customs ports: some goods can't enter Mexico wherever you like
Footwear, alcoholic beverages, tobacco, fuels and other sensitive goods can only clear through designated customs offices. How the scheme works, which families it covers, what happens if you pick the wrong port, and when in the operation it gets decided.
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Operations August 12, 2026
The import file: what each document does and which one stops the shipment
Commercial invoice, packing list, bill of lading or air waybill, certificate of origin, permits, customs authorization and the pedimento. Who issues each document, what it proves, and exactly what happens when it's missing or doesn't match.
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Operations August 6, 2026
Samples and goods of "no commercial value": why that phrase exempts you from nothing
Declaring a sample as "no commercial value" doesn't make it free or keep it off the entry. What a sample is to Mexican customs, how it gets a value, and where sample shipments get stuck.
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Compliance August 4, 2026
Amending a pedimento: how a wrong field gets corrected and when it no longer can be
A pedimento with an error isn't edited — it's replaced by an amendment. What can be corrected, what it costs to do it late, and why catching it yourself is always cheaper.
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Compliance July 27, 2026
How to read a Mexican pedimento: what each block means and what to verify
The pedimento is the tax declaration behind your import and the first document you will be asked for in an audit. What each block says, what to check before filing it away and how to correct it.
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Compliance July 20, 2026
Customs broker authorization in Mexico: what you sign when you hand over your operation
The encargo conferido is the electronic authorization an importer grants a customs broker to clear goods on its behalf. What it means, what liability you keep and how to revoke it.
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Operations July 6, 2026
Customs inspection in Mexico: the traffic-light system and why your cargo goes red
When you file the customs entry, an automated mechanism decides whether your goods clear freely (green) or go to inspection (red). What customs checks in a red-lane inspection, what happens if there's a discrepancy, and how to lower your odds of going red.
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Programs June 15, 2026
AEO in Mexico: what the Authorized Economic Operator is and when it pays off
Mexico's OEA (AEO) certification cuts physical inspections, grants express lanes and international recognition (C-TPAT, EU AEO). What it is, the SAT's requirements, the real benefits, and when it's worth it for an importing SME.
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Operations June 15, 2026
VUCEM: the single window and why your operation is already 100% digital
Mexico's VUCEM single window centralizes permits, certificates and invoices (COVE) on one platform linked to your customs entry. What it is, how the e-document and e-signature work, and why a badly digitized document stops your clearance.
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Operations May 18, 2026
Mexican customs clearance step by step: from Bill of Lading to released entry
Exactly what happens between your goods arriving at port and leaving customs. Documents, typical timelines, the random selection mechanism, and where operations actually get stuck.
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