Mansour Law Firm is a boutique independent law firm based in Luxembourg City, dedicated to guiding european and international clients through the complexities of cross-border business, investment, and taxation in Luxembourg.
Our expertise covers international mobility and cross-border taxation, tax litigation, investment fund structuring and taxation, art taxation as well as corporate governance and compliance.
We combine deep technical knowledge with a pragmatic and client-focused approach, ensuring that both corporate and private clients receive tailored solutions to their most complex challenges.
From multinational groups to private investors, our clients entrust us with high-impact assignments and long-term projects. At Mansour Law Firm, we are committed to excellence, discretion, and building lasting relationships based on trust and results.
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Our online services
Practice areas
- International tax mobility advice
- Cross-border tax planning
- Tax residence and international tax treaties
- International wealth structuring
- Negotiations with the tax authorities
- Assistance w ith pre-litigation and tax litigation before the courts
- Defence strategies and dispute resolution
Art taxation
- Taxt Status of the Artist
- Taxation of Art Acquisition
- Taxation of Art Sale
- Taxation of Art Transfer (Inheritance or Gift)
Investment Funds and Taxation
- Taxation applicable to investment funds
- Tax regime applicable to investors
- Advice on tax compliance and reporting
Sports Law
- Commercial contracts
- Sponsoring
- Employment contracts
- Litigation before the courts
Labour and Social Law
- Advice and representation of employees and employers in labour law matters in Luxembourg and France
Expertise in restructurings and employee transfers
International mobility, including social security and tax aspects
Assistance during social security authority audits (CCSS, URSSAF) and representation before the competent
