South America: Tax

This weekly bulletin from Mayer Brown's Brasília litigation team highlights key cases scheduled for judgment by Brazil's Supreme Federal Court, Superior Court of Justice, and Federal Court of Accounts, along with important legislative matters before the Chamber of Deputies and Federal Senate. The briefing covers critical legal developments across banking, civil procedure, energy infrastructure, insurance, telecommunications, and tax law that will shape Brazil's regulatory landscape.

¿Sabías que la compra de una vivienda nueva en Panamá ahora también está sujeta al ITBI? Esto se debe a la eliminación de la exoneración general que existió por más de 50 años, un cambio crucial derivado de la Ley No.468 de 2025.

The Dominican Republic has emerged as a prime destination for international real estate investment, supported by comprehensive legal protections, fiscal incentives including 15-year property tax exemptions, and modernized digital infrastructure. Legal experts highlight how the combination of macroeconomic stability, transparent regulatory frameworks, and unrestricted capital repatriation has positioned the country as one of the Caribbean's most competitive and reliable real estate markets.

Located in Central America, the Republic of Panama is a politically stable nation characterised by its diverse population.

A RFB passou a exigir IRRF na doação e sucessão de cotas de fundos, afastando a opção legal pelo custo histórico. Entenda os impactos, precedentes favoráveis e quando é possível questionar a cobrança

Nova regulamentação autoriza a cobrança do ITCMD sobre heranças e doações do exterior e exige atenção de famílias com patrimônio internacional...

This weekly bulletin from Mayer Brown's Brasília litigation team highlights upcoming judicial sessions and legislative votes across Brazil's highest courts and federal chambers. Covering cases from September 7-11, 2026, the briefing examines critical matters in administrative law, anti-corruption, consumer protection, energy infrastructure, and tax law that will shape Brazilian jurisprudence and policy.

Brazil's Tax Reform introduces a complex framework of IBS and CBS regulations specifically designed to preserve the Manaus Free Trade Zone's competitive advantage through strategic IPI maintenance, zero-rating mechanisms, and deemed tax credit systems. Companies operating in the Manaus Industrial Pole must navigate new rules governing product classifications, import suspensions converted to exemptions, and intricate credit appropriation requirements that fundamentally reshape regional tax incentives.

The State of Espírito Santo has launched Parklog Sul Capixaba, a BRL 25 billion logistics ecosystem designed to transform southern Brazil into a major hub for foreign trade and industrial development. With strategic ports, railways, and export processing zones, the program combines federal and state tax incentives to attract private investment, while navigating Brazil's ongoing consumption tax reform that will fundamentally reshape regional competition for capital.

La promulgación de la Ley 526 de 2026 en Panamá introduce obligaciones estrictas para las empresas que forman parte de grupos multinacionales y perciben rentas pasivas de fuente extranjera. Con la entrada en vigor fijada para el periodo fiscal 2027, las organizaciones rezagadas se exponen a una tarifa impositiva del 15% sobre su renta neta gravable de fuente externa si no logran demostrar una presencia operativa real dentro del territorio nacional. Ante este panorama normativo, delegar la administración contable y laboral en proveedores locales calificados deja de ser una alternativa de eficiencia para convertirse en un pilar de cumplimiento legal.

El Ejecutivo Federal presentó el Paquete Económico 2027 ante el Congreso, proponiendo cambios significativos en la Ley del Impuesto sobre la Renta y la Ley de Ingresos de la Federación. ¿Cómo afectarán las nuevas limitaciones a deducciones, pérdidas fiscales e intereses la tasa efectiva de tributación de las empresas mexicanas?

Panamá aprobó la Ley 526 de 2026, que introduce requisitos de sustancia económica para entidades panameñas integrantes de grupos multinacionales que obtengan rentas pasivas de fuente extranjera. La norma, vigente a partir del período fiscal 2027, no aplica de manera general a todas las sociedades o fundaciones panameñas, sino únicamente a aquellas que cumplan los supuestos específicos previstos en la ley.