Mexico's Corporate Customs Agencies: What Changed On 1 July 2026

Since 1 July 2026 Mexico allows authorized companies, not only individual licensed brokers, to file customs clearances in all 50 customs offices. The change follows the customs reform published on 19 November 2025. For importers the practical shift is liability: importers and brokers are now jointly responsible for the data they declare.

• The customs reform was published in the DOF on 19 November 2025 and took effect on 1 January 2026.
• Corporate customs agencies became operational nationwide on 1 July 2026, after a pilot that ran from 19 May to 30 June 2026.
• The scheme covers all 50 Mexican customs offices and every regime in the Customs Law.
• Importers, exporters and customs brokers are now jointly responsible for the accuracy of customs data, classification, valuation and duty payment.
• Broker licenses now run 20 years with mandatory recertification every three years.

What is an agencia aduanal, and how is it different from a customs broker?

A customs broker is a licensed individual. An agencia aduanal is an authorized company that can do the same work, so the authorization no longer sits with one person.

Until this year, Mexican customs clearance ran through the agente aduanal: an individual who held a *patente*, a personal license issued by the state. Everything depended on that person. If the license was suspended, the operation stopped. The agencia aduanal moves that authorization to a company. Mexico's Ministry of Economy defines it in one sentence, and the definition is worth reading literally, because it decides who may legally touch your shipment. The practical effect for an importer is continuity. Authorization attached to a legal entity survives a single person's absence, illness or suspension. It also means the counterparty on your clearance is a company you can contract with, audit and hold to a service agreement. Rather than an individual whose license you cannot inspect.

“La agencia aduanal es la persona moral autorizada para promover el despacho aduanero de mercancías bajo los distintos regímenes aduaneros, de conformidad con lo establecido en la Ley Aduanera.”

Secretaría de Economía, comunicado oficial

What exactly changed on 1 July 2026?

The scheme went from a limited pilot to nationwide operation across all 50 customs offices.

Between 19 May and 30 June 2026 the authorities ran a pilot, during which the technical and legal objections raised by the customs broker confederations were worked through. From 1 July the scheme opened nationally. Three institutions coordinate it: ANAM, the national customs agency; SAT, the tax administration; and the Secretaría de Economía. That combination matters, because it puts customs clearance, tax enforcement and trade policy under one supervisory arrangement rather than three separate conversations.

“A partir del 1º de julio de 2026, se libera a nivel nacional la operación de las agencias aduanales.”

Secretaría de Economía

The part that actually affects you: joint liability

Importers and brokers now share responsibility for the accuracy of the declaration. A wrong classification is no longer only the broker's problem.

This is the change most importers have not priced in. Under the reform, importers, exporters and customs brokers are jointly responsible for the accuracy of customs data, tariff classification, valuation and duty payment. Undervaluation, misclassification and false or incomplete entries expose both sides. Brokers still carry the heavier professional burden. They are the licensed party and the reform did not change that. But an importer who assumed that handing documents to a broker also handed over the risk is now working from an outdated model. What this means in practice is that the quality of the data you supply has become a compliance matter, not an administrative one. The commercial invoice, the HS classification, the declared value and the origin evidence are now things you should be able to defend yourself.

“Both importers and brokers will be liable for instances of undervaluation, tariff misclassifications, and false or incomplete customs entries.”

Benesch, Friedlander, Coplan & Aronoff LLP

What else the reform tightened

Longer licenses with periodic recertification, longer guarantee windows, and mandatory electronic inventory controls.

Beyond the agency structure, the reform changed several operational rules at once. Broker licenses now run for 20 years, but with mandatory recertification every three years. A longer horizon paired with a shorter review cycle. Guarantee account cancellation periods were extended from 6 to 12 months. The reform also mandates technology-based controls including electronic inventory systems. ANAM's own powers expanded in parallel: broader inspection and audit capability, and the ability to determine and collect customs taxes and penalties directly. Read together, these are not separate tweaks. They describe a customs authority that expects to see your records, expects them to be electronic, and expects to reach both parties to a declaration.

What an importer should do this quarter

Confirm who is filing under which authorization, and make sure you can defend your own declared data.

Four concrete steps, in the order that reduces risk fastest. Ask your clearance partner which authorization they now operate under. An individual patente or a corporate agencia aduanal. Both are valid. You simply need to know, because it determines what happens if that authorization is suspended. Re-check your tariff classifications. Joint liability makes an inherited HS code someone else chose years ago into your exposure. Where a classification is genuinely ambiguous, document the reasoning rather than leaving it undocumented. Keep origin evidence retrievable. Origin is what determines whether a preferential rate applies at all, and it is the first thing an audit asks for. Get your inventory data into a system that can be exported. The reform's direction is electronic and auditable. Spreadsheets maintained by one person are the weakest link in that chain.

Agente aduanal vs agencia aduanal

How BringGo Ship handles this for you

Our part is the entry file. We put it together at our Laredo warehouse, with the same team that received and staged your goods, so it reaches the broker's desk complete. That means the classification, the declared value and the origin evidence on your entry are prepared by the same team that moves the freight.

Under joint liability that matters more than it used to. When the data on a declaration is assembled by one party and filed by another who never saw the goods, the gap between them is exactly where misclassification happens.

We warehouse in Laredo on the US side and in Monterrey on the Mexican side, and we act as the single counterparty across the crossing. So there is one company answerable for the entry, not a chain of handoffs.

Definitions

• Agencia aduanal: A legal entity authorized to promote customs clearance of goods in Mexico, operating nationally since 1 July 2026.
• Patente aduanal: The personal license held by an individual customs broker, now valid for 20 years with recertification every three years.
• Joint liability: The rule under which importer and broker are both answerable for the accuracy of a customs declaration.
• ANAM: Mexico's National Customs Agency, whose inspection, audit and collection powers were expanded by the 2026 reform.

Frequently asked questions

Do I have to switch to a corporate customs agency?

No. Individual customs brokers continue to operate normally. The corporate agency is an additional structure, not a replacement, and both are valid ways to clear goods.

Does joint liability mean I can be fined for my broker's mistake?

It means both parties are answerable for the accuracy of the declaration. Brokers still carry the heavier professional responsibility, but importers can no longer treat classification and valuation as entirely the broker's problem.

When did the reform take effect?

The customs reform was published in the DOF on 19 November 2025 and took effect on 1 January 2026. Corporate customs agencies became operational nationwide on 1 July 2026 after a pilot from 19 May to 30 June.

Does this change how long clearance takes?

The stated goal is to streamline foreign trade processes, but transit and clearance times depend on your documentation quality, the customs office and whether your entry is selected for inspection. Treat any promised time saving as unproven until you measure your own lane.

Which authorities supervise the new scheme?

ANAM, SAT and the Secretaría de Economía coordinate it jointly.

Does this affect the electronic value declaration (MVE)?

They are separate requirements. The MVE obligation runs on its own timeline and applies regardless of whether an individual broker or a corporate agency files your entry.

Related Reading

• how Mexican customs clearance actually works
• how to choose a customs broker for Mexico
• the electronic value declaration requirement
• the documents you need to ship freight to Mexico
• how US to Mexico logistics works end to end

Talk to a licensed Mexican customs broker before your next entry

Sources

• Secretaría de Economía, comunicado sobre agencias aduanales (gob.mx)
• ANAM, Agencia Nacional de Aduanas de México (anam.gob.mx)
• Diario Oficial de la Federación (dof.gob.mx)

Note: This content is for general information only and is not legal, tax or customs advice. Rates and rules can change often in 2026; verify the current details with an official source (SAT, DOF, CBP) or a licensed customs broker before acting.

How this was made: The BringGo Ship team chose the topic and the sources. The text was drafted with AI assistance, its figures and regulatory details were checked against official sources (DOF, SAT, ANAM, CBP), and the article was reviewed by our team before publication.