Whenever an update is published to the lists derived from Article 69-B of the Federal Tax Code, attention tends to focus on the names that appear on them. However, behind each publication lies something more significant than the list itself.
What we are seeing is the result of proceedings that, in many cases, began years ago and led the authorities to conclude that certain transactions could not be substantiated in accordance with the requirements of the law.
This makes each update more than just an administrative announcement. It serves as an indicator of how tax enforcement is evolving in Mexico and of the rigorous standards by which business operations are evaluated today.
What the authorities are actually reviewing
Article 69-B provides that the tax authority may presume that no business transactions have taken place when it determines that a taxpayer lacks the assets, personnel, infrastructure, or material capacity to provide the services or carry out the activities supported by its tax receipts.
From a technical perspective, this point is important because it shows that the analysis is no longer limited to the existence of an invoice or a contract. The goal is to determine whether there is a correlation between what a company claims to do and its actual capacity to do so.
In other words, the discussion isn't just about documents. It's about the company's day-to-day operations.
What Updates Allow Us to Observe
Each new publication reflects proceedings that were concluded following a formal stage during which taxpayers had the opportunity to provide information and evidence to rebut the presumption made by the authority.
Therefore, beyond specific names, the updates reveal a clear trend: the authority continues to strengthen the mechanisms through which it verifies the existence and substance of transactions.
This is particularly relevant for executives because it confirms that the audit standard is becoming increasingly rigorous. The question is no longer simply whether a transaction was documented, but whether it can be substantiated when analyzed in conjunction with the company’s structure, resources, and actual operations.
Weather as a Risk Factor
There is one aspect of these updates that often goes unnoticed.
The transactions that gave rise to many of these proceedings did not take place a few weeks ago. In many cases, they relate to prior fiscal years and decisions made some time ago.
This means that companies must not only focus on running their operations properly today; they must also ask themselves whether they will be able to explain and sustain them in the future.
And here's a thought worth considering.
Many organizations operate under the assumption that once a transaction is completed, the risk disappears. However, the updates to 69-B demonstrate exactly the opposite. Transactions may remain subject to review long after they have been executed.
Fiscal risk, to a certain extent, has a memory.
Closing a trade does not always mean that the risk associated with it has been eliminated.

An Uncomfortable Question for Executives
When a new update is released, the natural reaction is to check whether it affects any of the taxpayers listed.
But perhaps there is a more useful question.
If a regulatory authority were to review today a significant transaction carried out by our company four or five years ago, would we have the necessary information to explain how it was conducted?
Could we determine who was involved, what resources were used, and what the business rationale behind the operation was?
Or would we have to rely on someone remembering what happened?
The difference between a resilient company and a vulnerable one often lies not in the operation itself, but in its ability to rebuild over time.
Beyond Just Avoiding a List
From our perspective, the most important lesson to be learned from these updates is not how to avoid appearing on a list.
The real lesson is to understand that the tax environment increasingly requires companies to be able to demonstrate the reality of their operations, not only at the time they occur, but years later as well.
Therefore, organizations should use these publications to assess how robust their accreditation capabilities are, how well their structure aligns with their activities, and how prepared the company is to defend its decisions during a review process.
Because, in the end, the 69-B updates aren't just about the taxpayers listed in them.
They also discuss the level of preparation that today's business environment demands of those who wish to operate with confidence over the long term.


