Expert Analysis

The June 21 decision by the US Supreme Court in South Dakota v Wayfair Inc that overturned, by a 5-4 majority, the previous leading case of Quill Corp v North Dakota has a significant effect on sales taxes within the US. But should businesses outside the US also be very concerned, given that some initial commentary suggested that this would result in a rapid change of the definition of permanent establishment?

Tax directors explain how they are trying to manage the political and legislative uncertainty around the world that is constantly changing the way their teams have to operate.

President Cyril Ramaphosa is grappling with the task of resetting South African tax policy. The South African leader has taken on allegations of corruption in the tax authority and vowed a renewed strategy for economic growth.

José Maria Cabral Sacadura and Vicente Pirrone of Cuatrecasas analyse the Sofina line of CJEU case law and assess when Portuguese withholding tax rules entitle foreign loss‑making companies to reimbursement

Olebogeng Ramatlhodi, Africa indirect tax leader, Deloitte Africa

Interview with Marjolijn van der Wal, partner, indirect tax, Deloitte Netherlands

Antonio Ruiz and Alejandra Arguedas of EY Central America, Panama and Dominican Republic explain how tax, geopolitical factors, and trade agreements shape foreign investment in Central America, offering guidance for companies navigating the region

David Hamzah Damian of DDTC Consulting examines recent procedural changes in Indonesia’s tax disputes process and the Supreme Court’s stance on tax evidence, highlighting key implications for taxpayers facing audits, objections, and appeals

Eddie Morris, Josep Serrano Torres, and Jen Breeze of Deloitte compare transfer pricing controversies in the pharmaceutical and automotive sectors, highlighting how DEMPE functions, regulation, and intangibles drive both common themes and sector-specific challenges

Monika Bieri and Daniel Schönenberger of Tax Partner use a Swiss lens to examine how workforce mobility is reshaping transfer pricing models, and why the location of key decision‑makers is becoming a critical tax risk

Patrik Sedlar and William Berntö of Svalner Atlas Advisors draw on case law to question whether the Swedish Tax Agency’s stance on recharacterising intra‑group intangible property licensing arrangements conflicts with the OECD Transfer Pricing Guidelines

Nicolas Duboille and Mathis Rossignol of Sumerson explain how France’s new withholding tax mechanism reshapes access to treaty relief and creates significant cash-flow and compliance implications