The Legal 500 Latin America

The Legal 500 Latin America

VYWS has been selected as one of the top-tier firms by the Legal 500 Latin America publication. VYWS has been selected as one of the top-tier firms by the Legal 500 Latin America publication.

At Von Wobeser y Sierra, S.C. we are honored to inform you that once again our firm has been recognized in several practice areas by Legal 500 in its September 2015 results. The following practice areas were recognized: Environmental Foreign Trade and Customs Antitrust Insolvency and Restructuring Corporate/Mergers and Acquisitions Energy and Natural Resources Tax Intellectual Property Dispute Resolution At Von Wobeser y Sierra, S.C. we are honored to inform you that once again our firm has been recognized in several practice areas by Legal 500 in its September 2015 results. The following practice areas were recognized: Environmental Foreign Trade and Customs Antitrust Insolvency and Restructuring Corporate/Mergers and Acquisitions Energy and Natural Resources Tax Intellectual Property Dispute Resolution At Von Wobeser y Sierra, S.C. we are honored to inform you that once again our firm has been recognized in several practice areas by Legal 500 in its September 2015 results. The following practice areas were recognized: Environmental Foreign Trade and Customs Antitrust Insolvency and Restructuring Corporate/Mergers and Acquisitions Energy and Natural Resources Tax Intellectual Property Dispute Resolution

news · September, 2026

SENER issues an amendment to the guidelines for the voluntary migration of electricity self-supply and cogeneration permits

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 Provisions Set Forth in the Electricity Sector Law” (the “Guidelines”), whose The objectives, scope, and specifications of the Guidelines can be found in the legal notice “Guidelines for the Voluntary Migration of Legacy P…

news · September, 2026

2027 Economic Package — Key Proposed Tax Reforms

On September 8, 2026, the Federal Executive submitted to the Mexican Congress the Economic Package for fiscal year 2027. The package includes the Federal Revenue Law Initiative (ILIF), the initiatives to amend the Income Tax Law (LISR) and the Federal Fees Law (LFD), the Draft Federal Expenditure Budget, the General Economic Policy Criteria (CGPE), and the Report on the Use of the Tariff Authority Granted to the Federal Executive.

news · September, 2026

VAT and Excise Tax Certification Renewal: Verify Your Authorized Tariff Codes

In recent weeks, the General Administration of Foreign Trade Audit (“AGACE”) of the Mexican Tax Administration Service (“SAT”) has been serving the resolutions on renewal applications for the Certified Companies Registry, VAT and Excise Tax modality (the “VAT/Excise Tax Certification” or “CIVA”), filed in late 2025 and early 2026.

news · September, 2026

Initiative to amend the Foreign Investment Law

The President of Mexico submitted to the Senate of the Republic an initiative to amend the Foreign Investment Law (Ley de Inversión Extranjera, the “LIE”) that would subject acquisitions by foreign investors in Mexican companies to prior authorization when those transactions could pose a risk or threat to national security. The initiative is a legislative proposal that must still be debated and approved by the Congress of the Union.

news · August, 2026

New methodology for electricity transmission service charges applicable to self-supply and cogeneration

On October 19, 2026, the Resolution of the National Energy Commission issuing the methodology for determining the charge applicable to the electricity transmission service provided by the CFE to Permit Holders with electricity generation facilities that have entered into an interconnection agreement and an agreement for electricity transmission service pursuant to the Public Electricity Service Law (the “Resolution”) will enter into force.