TENA is a reliable partner that both corporations and individuals turn to when facing tax, regulatory, or transactional challenges.
With our tax litigation practice recognized as one of the most prestigious in our country, our firm is built on the following three pillars:
The following principles not only guide our professional conduct but are integral to our daily commitment in all that we do.
Supported by strong ethical principles, our commitment is to provide legal services of the highest quality, blending innovation with tradition.
We place our clients and their matters at the center, but we also prioritize the people who make up our team. Human talent is our most valuable asset.
We go beyond the ordinary.
Our strength lies in our ability to respond quickly and efficiently, both in timing and execution, by effectively allocating our resources and expertise to solve the cases presented to us.
We speak through results and concrete actions.
Consistency, hard work, and dedication are our constants, driven by a strong conviction to always strive for excellence.
At TENA, we strive to reflect our essence in our actions.
Integrity, confidentiality, experience, and dedication are fundamental to who we are.
"Rafael Tena Castro is a spectacular lawyer with lots of business knowledge. He resolves all of our issues quickly and he is disciplined and kind. I have nothing more than good things to say about him."
The recent reform concerning the elimination of autonomous agencies originates from the bill for a constitutional amendment submitted by former President Andrés Manuel López Obrador on February 5, 2024. The proposal sought to amend various articles of the Political Constitution of the United Mexican States to implement what was referred to as “organizational simplification”.
On December 27, 2024, the “Decree that amends, adds and repeals various provisions of the Tax Code of Mexico City” (“Decree”) was published in the
In the framework of the 2025 fiscal year, the Federal Executive Branch opted not to propose amendments to the main tax regulations, such as the
This reform originates from the initiative with a draft decree amending Articles 25, 27, and 28 of the Political Constitution of the United Mexican States,
