Overview

• France’s main employers’ group Medef announced a large rally in the coming days after Bernard Arnault and other leaders denounced the Zucman plan as harmful to the economy.
• Some business figures back greater tax fairness even as they question the proposal’s design, with Mistral AI’s Arthur Mensch and Maif’s Pascal Demurger calling for an adjusted or alternative contribution.
• Unions, buoyed by a 18 September mobilization, meet Sébastien Lecornu this morning as the left and seven Nobel laureates press for action on taxing the ultra‑rich.
• The measure would top up total taxes to 2% of net wealth above €100 million across financial, real‑estate and professional assets, affecting roughly 1,800 households.
• An official CAE note reports limited expatriation among top capital households and warns only €0.26 may be collected per nominal euro, while revenue forecasts range from about €4–5 billion to €15–20 billion and the bill remains stalled after Senate rejection.