Charles Desmet, Tax Advisor
About Tax Law InternationalCharles Desmet, Tax Advisor in Brussels – Tax Law International
Charles Desmet is an ITAA tax advisor and Managing Partner at Tax Law International / Tributum Tax Advisory srl. Based in Brussels, he has been assisting executives, self-employed individuals, and companies for over 25 years with their legal tax optimizations, the management of complex tax audits
and negotiations with the administration.
3, Avenue des Étriers
1150 Brussels – Belgium
A Recognized Tax Advisor in Belgium
An experienced tax advisor, Charles Desmet has handled thousands of the most complex tax returns, for both individuals and companies. He is recognized as a Belgian authority in legal tax optimization and advanced management of tax audits.
His approach is based on a thorough knowledge of legislation and the
latest applied case law, which allows him to best defend his clients’ interests during audits or negotiations with tax authorities.
Need Tax Advice?
A Solid Academic Background in Belgian and European Taxation
To offer high value-added tax advice, Charles Desmet relies on a comprehensive academic background, focused on taxation, finance, and management:
- Master in European & Belgian Taxation – University of Burgundy / Graduate School of Fiscal Sciences (1996–1997) – University of Burgundy
- CEPAC – Executive Master in Management – Solvay Brussels School of Economics and Management (1994–1995)
- Master in Commercial Sciences – ICHEC Brussels Management School (1976)
Practical Experience Serving Executives and Businesses
Before fully dedicating himself to tax advisory, Charles Desmet held several financial management positions within Belgian companies:
- Deputy Finance Director – Sofina (holding) (1992–1993)
- Finance Director – Vanderheyden sa (1988–1991)
Concurrently, he shared his expertise as a lecturer at several leading academic institutions
:
- ICHEC Entreprises (1999–2002)
- EPHEC – Practical School of Higher Commercial Studies (1999–2002)
- ULg Management School (1996–2005)
This dual experience, both in business and higher education, allows him to offer pragmatic, educational, and results-oriented tax advice, perfectly adapted to the realities
of executives and financial managers.
Active Member of Leading Tax Associations
To ensure continuous monitoring of Belgian and international tax developments, Charles Desmet is a member of several leading professional organizations:
- Associate Member, International Fiscal Association (IFA) – International Fiscal Association
- Associate Member, Union of Tax Practitioners (UPF) – Union of Tax Practitioners
- Associate Member, ITAA – Institute for Tax Advisors & Accountants
This involvement in professional networks allows him to stay updated on legal developments, international conventions, and best practices in tax planning.
A Human and Personalized Approach to Tax Advisory
Tax Law International / Tributum Tax Advisory srl stands out for its
strong human values and personalized support:
- A friendly and educational approach, focused on understanding the client’s challenges
- Flexible meetings: in person at the Brussels office or via video conference, according to your preferences
- Real-time availability for urgent questions and key stages (tax audit, strategic decision, etc.)
- Tailored support, adapted to the specific situation of each taxpayer or company
Whether you are a business executive, self-employed, manager, or investor, Charles Desmet helps you to secure your tax decisions, to clarify complex situations, and to reduce your tax burden in strict compliance with the law.
Contact Charles Desmet
For any questions regarding Belgian or international taxation, tax planning, or tax audits, you can schedule an appointment with Charles Desmet via Tax Law International / Tributum Tax Advisory srl Brussels (1150). Consultations can take place at the office or remotely, depending on your needs.
An experienced, independent, and committed partner to defend your tax interests, both in Belgium and internationally.
Discover our services
Personal Income Tax for Residents (IPP)
Simplify your tax declaration in Belgium.
Our support covers the analysis of your situation, the verification of withholding tax, and the optimization of your deductions.
Learn more about IPP >
Personal Income Tax for Non-Residents (IPP/INR)
Do you work in Belgium without residing there?
We help you correctly complete your non-resident declaration and avoid double taxation.
Learn more about IPP/INR >
Company Formation and Financial Plans
Give your project a solid foundation.
We help you establish a compliant financial plan and choose the legal structure best suited to your ambitions.
View the Company Formation service >
Tax Advice and Support
Gain a clear and strategic vision of your taxation.
Our expertise covers the planning, optimization, and regularization of your personal or professional taxes.
Discover our tax advice >
Advice for Expatriates and Foreign Residents
Expatriate or Foreign Resident?
We guide you through your tax procedures in Belgium to ensure compliance, clarity, and peace of mind.
View the International Taxation service >
Tax Procedures: claim, rectification notice
In case of a rectification or disagreement with the FPS Finance, act quickly.
We assist you with all steps to defend your rights and reduce the risk of penalties.
Discover our assistance with tax procedures >

