Treaty between Argentina and Mexico under negotiations

The US and Argentina have signed the United States–Argentina Agreement on Reciprocal Trade and Investment (ARTI) on 5 February 2026, which formalises a broad trade and investment agreement aimed at deepening economic and strategic ties between the

Argentina’s tax authority (ARCA) has updated the thresholds and brackets for the personal assets tax for individuals and undivided estates for the fiscal year ending on 31 December 2025. Minimum value applicable to valuation of assets

Mexico signed the Addendum to the Multilateral Competent Authority Agreement on Automatic Exchange of Financial Account Information (CRS MCAA) on 21 November 2025. The addendum updates the Common Reporting Standard (CRS) with additional reporting

Mexico has gazetted the values of the Unit of Measurement and Update (UMA) for 2026 on 9 January 2026. The UMA is a key reference used in Mexico to calculate various administrative and fiscal obligations, including fines, fees, and social

The Tax Administration Service (SAT) of Mexico has announced on 22 January 2026 the implementation of the Fiscal Regularisation Programme 2026, targeting individuals and companies with income of up to  MXN 300 million during the 2024 fiscal

Mexico’s Tax Administration Service (SAT) has confirmed, on 20 January 2026, that the Proof of Tax Status (Constancia de Situación Fiscal, CSF) is not mandatory for issuing electronic invoices (CFDI). Any issuer who conditions the issuance of a