Publications
The Impatriate Tax Regime According to the Tax Judge: The Foreign Workdays (March 2026)
Dedicated LinkedIn page on case law relating to the French impatriate tax regime (Article 155 B of the French Tax Code) – The Foreign Workdays
The Impatriate Tax Regime According to the Tax Judge: The Reference Salary (March 2026)
Dedicated LinkedIn page on case law relating to the French impatriate tax regime (Article 155 B of the French Tax Code) – The Reference Salary
Social optimization for inpatriates employees (August 2024)
In addition to the tax measures aimed at enhancing France’s economic attractiveness, the law has introduced a temporary exemption from mandatory basic and supplementary pension insurance schemes for inbound employees.
What to do in case of a tax calculation error? (July 2024)
The calculation of income tax and/or additional social taxes and/or high earner income tax may contain errors originating from taxpayers and/or tax authorities: an overview of what to do in case of errors…
Tax optimization for inpatriate sports employees (LinkedIn, June 2024)
Article (in French) on the measures provided by the inpatriate tax regime to optimize the tax treatment of income and assets of inpatriate sports employees
International mobility, Episode 1: tax residency and remuneration taxation, Option Finance, March 16, 2020
Summary on the taxation rules of remuneration based on the tax residency status of the beneficiaries.
Francophone Africa – Sending an employee to Africa, International Taxation (Foreign Tax Section), Editions JFA, February 2020
Comprehensive article on France-Africa international mobility cases, focusing on Tunisia (corporate tax, labor law, social security, individual taxation). Co-authored with Séverine LAURATET and Christine PELLISSIER (partner lawyers at FIDAL).
New French tax residency rules for senior executives | Fidal, December 2019
Article in English published on Fidal's blog following the adoption of new criteria for tax domicile concerning executives of large companies headquartered in France.
Tax regime for impatriates: the end for permanent contract hires? (CAA Versailles 21-11-17), Tax Law Review, May 17, 2018
Article aimed at advocating the application of the impatriate regime for Individuals hired on permanent contracts (following the ruling of CAA Versailles suggesting otherwise). Co-authored with Gérôme GBAYA (former partner at FIDAL).
Taxes: how to promote the attractiveness of the French tax system to foreign workers? BFM Business (Intégrale Placements), April 2017
Television appearance presenting the tax regime for impatriates to attract foreign talent to France.
Taxation of employees in international mobility: reflections on the temporary assignment clause from the employer’s perspective, Tax Law Review, February 11, 2016
Discussing the subtleties in the taxation of remuneration between the source state and the residence state. Co-authored with Ann ATCHADE and Gérôme GBAYA (former partners at FIDAL).
Application of tax treaties to foreign source income, Décideurs & Revue Fiduciaire, 2014
International tax treaties prevent the double taxation of the same income by two states. However, due to the complexity of tax rules, these treaties are not always properly applied, leading to situations where taxpayers unjustly face double taxation. Article co-authored with Didier HOFF (former partner at FIDAL).
Tax control of international operations, L’Harmattan, May 2004
With increasing globalization and the opportunities provided by the European Union, controlling international operations for tax purposes has become a major concern of this new millennium. In international matters, the French tax administration finds it more challenging to verify the accuracy of taxpayers' declarations. Therefore, authorities have worked to adapt tax control to this specificity to enhance its efficiency. A discussion centered around the effectiveness of tax control for international operations.
Transfer of tax residence abroad: interests, risks, and disillusions” (2002) and “Banking secrecy: can we still count on it?” (2001), L’Oxford Club, La Lettre du Patrimoine, Publications Agora
First articles written as a freelance contributor during the preparation of my PhD.
Jérôme THOMAS
Tax advisor, PhD in Public Law
📞+33 (0) 6 20 82 80 46
✉️ jthomas@mobilitax.com
Remote work services (possibility of travel within Paris and the Paris region)