South America: Energy and Natural Resources

Latin America's energy sector is undergoing significant transformation through new public-private investment models, infrastructure challenges, and international cooperation initiatives.

Mexico's environmental authority SEMARNAT has published sweeping administrative reforms that consolidate environmental impact assessment procedures, reducing requirements and processing times across multiple...

On January 23, 2026, Normative Instruction No. 22/2025 (the "NI"), issued by the Brazilian Institute of the Environment and Renewable Natural Resources ("IBAMA"), entered into force.

This weekly bulletin from Tauil & Chequer's Brasília litigation team highlights critical cases scheduled for judgment by Brazil's Supreme Federal Court, Superior Court of Justice, and Federal Court of Accounts, alongside key legislative matters in the Chamber of Deputies and Federal Senate. The bulletin covers administrative law, consumer protection, energy infrastructure, insurance, and tax matters set for deliberation during the week of May 4-8, 2026.

El 3 de abril de 2026, el Director General de la Comisión Nacional de Energía (CNE), Juan Carlos Solís Ávila, publicó en el Diario Oficial de la Federación (“DOF”)...

This weekly bulletin from Mayer Brown's Brasília litigation team highlights upcoming judicial proceedings at Brazil's highest courts and legislative activities in the National Congress. The briefing covers key cases spanning administrative law, civil procedure, constitutional challenges, public service disputes, and infrastructure projects scheduled for review between April 13-17, 2026.

Recent changes in water legislation will give rise to potential impacts on the investment landscape and opportunities for infrastructure and water efficiency initiatives.

El 11 de diciembre de 2025, la titular del Ejecutivo Federal, Claudia Sheinbaum, publicó en el Diario Oficial de la Federación ("DOF") el Decreto por el que se expide la Ley General de Aguas...

El 3 de diciembre de 2025, la Cámara de Diputados y el 4 de diciembre la Cámara de Senadores aprobaron el Dictamen de la Ley General de Aguas (LGA) y las reformas a la Ley de Aguas Nacionales (LAN), derivadas de la iniciativa presentada el pasado 9 de octubre por la presidenta Claudia Sheinbaum.

This weekly bulletin from Tauil & Chequer's Brasília litigation team highlights critical cases scheduled for judgment by Brazil's Supreme Federal Court, Superior Court of Justice, and Federal Court of Accounts, alongside key legislative matters in the Chamber of Deputies and Federal Senate. The bulletin covers administrative law, consumer protection, energy infrastructure, insurance, and tax matters set for deliberation during the week of May 4-8, 2026.

El 3 de abril de 2026, el Director General de la Comisión Nacional de Energía (CNE), Juan Carlos Solís Ávila, publicó en el Diario Oficial de la Federación (“DOF”)...

This weekly bulletin from Mayer Brown's Brasília litigation team highlights upcoming judicial sessions and legislative votes across Brazil's highest courts and federal legislative bodies. The briefing covers key cases in energy infrastructure, insurance regulation, and administrative law scheduled for review between April 27 and May 1, 2026.