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Mariano has more than 25 years of professional experience advising national and international clients on tax matters for their operations in Mexico, and has successfully represented them in amparo, administrative and contentious judicial proceedings, involving constitutional, tax and administrative matters. He has successfully represented clients in amparo, administrative and judicial contentious proceedings, involving constitutional, tax and administrative related issues. He is an expert in investigations and proceedings on probable responsibility in antitrust practices, in administrative proceedings related to customs and in the representation of disagreements in government procurement.


  • Campos Elíseos 345, Pisos 2, 3 y 11
    Col. Chapultepec Polanco
    Miguel Hidalgo
    Mexico City 11560


  • English
  • Spanish


  • Georgetown University , LLM, graduated 1999


  • International Fiscal Association - Member
  • Mexican Bar Associtation - Member

Recognized in The Best Lawyers in Mexico 2022 for work in:

  • International Trade and Finance Law
  • Tax Law


  • Chambers and Partners Global 2019 - Tax - Banda 4
  • Chambers and Partners Latam 2020 - Tax: Controversy - Banda 4
  • Recommended Lawyer 2022 - Legal 500
  • Highly Regarded Lawyer 2022 - World Tax-International Tax Review.
  • Stand-Out-Lawyers 2022 - Thomson Reuters

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Lecturer on tax, constitutional, administrative and tax litigation matters in forums organized by the American Chamber of Commerce of Mexico, Mexico-German Chamber of Commerce and Industry, the Canadian Chamber of Commerce in Mexico, the Chinese Chamber of Commerce in Mexico, among others.


Published several articles and interviews where he has discussed issues surrounding the unconstitutionality of tax laws, the reform to amparo trials, and the human rights reform, in media outlets such as El Financiero, El Economista, CNN Expansión, Reforma, Alto Nivel, Manufactura, among others.

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