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Mariel Backal Sheinberg

Associate since 2025

Mariel is an associate in the Energy and Infrastructure and Environmental practice areas. She has experience advising energy sector projects at various stages, as well as the regulatory and administrative aspects of the sector. 

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Prior to joining the firm as an associate, she clerked at Mexico’s Supreme Court and worked at the Legal Vice Presidency of the World Bank, where she focused on environmental, international, constitutional, and administrative law matters.

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She holds a Bachelor of Laws (LL.B.) from Universidad Iberoamericana, graduating with honors. She was awarded the Minister José de Jesús Gudiño Pelayo Award for extraordinary merit and has taught in the same university as an adjunct professor in the Energy Law course.

+52 (55) 1102-2833
mbackal@macf.com.mx
Languages
  • English
  • Spanish

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The experience and educational background of our professionals form the foundation of our practice.

Our continuous dedication and preparation ensure that each client receives high-quality legal representation, backed by a solid foundation of knowledge and experience.
Education
  • Law Degree, Universidad Iberoamericana, 2024 (Honors and Ministro José de Jesús Gudiño Pelayo Award for extraordinary merit)
Experience
  • Consultant at the Legal Vice Presidency of the World Bank, Washington, D.C., 2025.
  • Assistant Law Clerk for Justice Pardo Rebolledo at Mexico’s Supreme Court, 2024-2025.
  • Adjunct Professor, Universidad Iberoamericana, 2025.
  • Intern at Mijares, Angoitia, Cortés y Fuentes, S.C., 2022-2024.
Contact
Cliente satisfecho estrechando la mano con un abogado: Cliente feliz con servicio legal en Mijares, Angoitia, Cortés y Fuentes S.C.

Awards

The awards we have received support our dedication to excellence in every practice area.

News

Legal news and updates

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July 17, 2026
New Designations of Mexican Cartels as FTOs: An Opportunity to Reassess Your Compliance Risk Map
On July 15, 2026, the U.S. Department of State designated the Juárez Cartel and Los Viagras as Foreign Terrorist Organizations (FTO) and as Specially Designated Global Terrorists, in addition to maintaining previously imposed sanctions for narcotics trafficking activities.
June 22, 2026
SENER publishes the Guidelines for the voluntary migration of self-supply and cogeneration permits and new wheeling tariffs
On June 18, 2026, the Ministry of Energy (“SENER”) published in the Official Gazette of the Federation (“DOF”) the Agreement issuing the Guidelines for the voluntary and expedited migration of self-supply and cogeneration of electricity to the figures established under the Electric Sector Law (the “Guidelines”). Likewise, on June 18, 2026, the CNE published in the DOF the Methodology for Determining the Charge for the Electricity Transmission Service (the “Transmission Methodology”), which will become effective on October 19, 2026. The Transmission Methodology repeals the previous methodology that established the so-called “postage stamp wheeling rate” (porteo estampilla) and introduces a new transmission service charge.
June 11, 2026
Recent TFJA (Tribunal Federal de Justicia Administrativa) criteria regarding capital contributions and dividend distributions
On May 28, 2026, two precedents issued by the Plenary of the Superior Chamber of the Federal Court of Administrative Justice (Tribunal Federal de Justicia Administrativa or “TFJA”) were published in the Court’s official journal. These precedents address the tax treatment of capital contributions and dividend distributions.