Erin Castro

Asociada desde 2025

Erin has extensive experience in strategic areas including customs compliance, export and import regulations, maquiladora operations, and advising companies with IMMEX and PROSEC programs. She specializes in proceedings against unfair trade practices, safeguard measures, and international arbitration, with a comprehensive focus on complex cross-border transactions for governments and multinational corporations.

She has represented Mexico in Investor-State arbitration proceedings before ICSID and the World Bank, participating in major international trade negotiations such as the Free Trade Agreement between the Pacific Alliance and Singapore, USMCA, and UNCITRAL Working Group III. During Mexico's Pro Tempore Presidency of the Pacific Alliance, she coordinated specialized technical working groups.

As a recognized thought leader, she has presented at numerous international trade and arbitration conferences. She is a member of prestigious professional associations including the American Bar Association, Inter-American Bar Association, and American Society of International Law.

She holds an LL.M. in International Business and Trade Law from American University Washington College of Law and a J.D. from Universidad Nacional Autónoma de México (UNAM), with international studies at Sciences Po, Paris.

She was admitted to practice law in Mexico in 2020, has anticipated admission to the New York Bar (2026), and contributes to public service through her volunteer work with FIFA.

+52 (55) 8019 8608
emcastro@macf.com.mx
Languages
  • Spanish
  • English
  • French
  • Italian

Contact

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

LL.M. in International Business and Trade Law, American University Washington College of Law (2025). ICLS Global Talent Development Scholarship.

Bachelor of Laws (J.D), National Autonomous University of Mexico (2019). -  Honorable Mention Award.

Experience

Legal Counsel, Office of International Trade Legal Advisory, Ministry of Economy, Mexico City, Mexico, 2021–2024.

Associate, International Trade Practice. Chevez Ruiz Zamarripa, S.C, 2020-2021.

Research Assistant, National Autonomous University of Mexico, 2019–2020.

Lawyer, Office for the United Nations Organization. Ministry of Foreign Affairs, Mexico. 2018-2019.

Law Clerk, RRH Consultores, S.C. 2016.

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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September 17, 2025
On September 8, 2025, the President of Mexico sent to the House of Representatives her amendment proposals for fiscal year 2026 (the "Bill"), which include: (I) Federal Revenue Law ("FRL"), (II) Federal Fiscal Code ("FFC"), (III) Excise Tax Law ("ETL") and (IV) Federal Duties Law ("FDL"). It should be noted that, as further discussed, the FRL contains amendments to the Income Tax Law ("ITL") and the Value Added Tax Law ("VATL").
September 3, 2025
In recent years, the regulatory and business environment has changed at an accelerated pace, both in Mexico and globally. What was once considered a recommended practice is now an unavoidable requirement.
August 28, 2025
On August 19, 2025, Banco Multiva, S.A., Institución de Banca Múltiple, Grupo Financiero Multiva (Multiva) entered into a definitive agreement to acquire the trust and common representative business of CIBanco, S.A., Institución de Banca Múltiple (CIBanco). The transaction is the result of a competitive process supervised by the Institute for the Protection of Bank Savings (IPAB), the Ministry of Finance and Public Credit (SHCP), and the National Banking and Securities Commission (CNBV).