Redomiciliation Société Luxembourg: Transfert de Siège Guide 2026

Redomiciliation – the transfer of a company’s registered office from one jurisdiction to another while maintaining its legal personality – is a powerful yet often underutilised tool in international corporate structuring. For businesses seeking to relocate to a stable, tax-efficient, and internationally respected hub, Luxembourg offers a particularly attractive destination. The Grand Duchy’s modern legal framework, combined with its extensive double tax treaty network (over 140 treaties) and business-friendly regulatory environment, makes it a prime choice for companies considering a cross-border seat transfer.

At Lerusse Merckx & Partners, we guide clients through every stage of the redomiciliation process, ensuring full compliance with Luxembourg’s legal requirements while optimising the tax and operational benefits. This article provides a comprehensive overview of the legal framework, procedural steps, tax implications, and strategic considerations for transferring a company’s seat to Luxembourg, whether for a SOPARFI holding, a regulated fund, or an operational business.

Understanding Redomiciliation: Legal Concept and Strategic Value

Redomiciliation, also known as cross-border seat transfer, allows a company to change its nationality – i.e., the law applicable to its incorporation and governance – without undergoing liquidation or creating a new legal entity. The company retains its legal identity, assets, liabilities, and contractual relationships, but becomes subject to Luxembourg law. This continuity is a key advantage over alternative restructuring methods such as mergers or asset transfers, which can trigger tax liabilities and disrupt business operations.

Luxembourg has expressly provided for redomiciliation in its corporate legislation since 1915, with significant modernisation in recent years. The legal framework permits both the transfer of a foreign company’s seat to Luxembourg (inward redomiciliation) and the transfer of a Luxembourg company’s seat abroad (outward redomiciliation), subject to strict conditions. For inward redomiciliation, the company must adopt a Luxembourg legal form (typically a public limited company – SA, or a private limited company – Sàrl) and comply with all substantive Luxembourg corporate law requirements.

Why Choose Luxembourg for Redomiciliation?

Luxembourg offers a compelling combination of legal certainty, tax efficiency, and access to European markets. For holding companies, the SOPARFI regime provides full participation exemption on dividends and capital gains, often enhanced by advance tax rulings that secure a near-zero effective tax rate. Our firm regularly assists clients in obtaining such rulings; see our detailed guide on Holding Tax Ruling Luxembourg: Secure Your Soparfi’s Tax Regime.

Beyond holding structures, Luxembourg is a premier domicile for investment funds, private equity platforms, and family offices. The country’s regulatory framework, supervised by the CSSF, is both robust and pragmatic. For family offices, the combination of the SOPARFI regime, specialised investment fund vehicles, and a favourable private wealth management ecosystem makes Luxembourg an ideal base. Learn more in our Family Office Luxembourg: Legal, Tax & Structuring Guide 2026. Redomiciliation can thus serve as a gateway to these sophisticated structures without the disruption of starting anew.

Legal Framework for Redomiciliation in Luxembourg

The primary legislation governing redomiciliation is the amended Law of 10 August 1915 on commercial companies, notably Articles 110-1 to 110-15 for public limited companies (SA) and, by reference, for private limited companies (Sàrl). These provisions were substantially updated by the Law of 25 October 2016 to enhance legal certainty and align with EU freedom of establishment principles. The law now clearly sets out the conditions, procedure, and effects of a cross-border seat transfer.

To be eligible for inward redomiciliation, the foreign company must be validly incorporated under the laws of its home jurisdiction and must not be in a state of insolvency, liquidation, or similar proceedings. The company must also demonstrate that the transfer is permitted by its home jurisdiction and that it will adopt a Luxembourg legal form that is compatible with its existing structure. For example, a foreign limited liability company can redomicile as a Luxembourg SA or Sàrl, provided it meets the minimum capital requirements (€30,000 for SA, €12,000 for Sàrl) and other formalities.

Key Conditions and Restrictions

The law imposes several substantive conditions: the company must have its central administration (effective management) in Luxembourg after the transfer; it must not be in liquidation or insolvency; and the transfer must be approved by the competent authority in the home country, if required. Additionally, the company must adapt its articles of association to comply with Luxembourg law and must satisfy all creditor protection measures, including the right of opposing creditors to demand security or payment within a set period.

For regulated entities such as investment funds or financial sector professionals, additional approval from the Commission de Surveillance du Secteur Financier (CSSF) is mandatory. The CSSF will review the redomiciliation plan to ensure that the entity meets all prudential and organisational requirements. The approval process typically takes 2 to 3 months from the date of a complete application, though complex cases may require more time. For a deeper dive into CSSF authorisation, see our guide on AIFM Luxembourg Agrément CSSF: A Complete Guide.

The Redomiciliation Procedure: A Step-by-Step Overview

The redomiciliation process involves several coordinated steps, typically spanning 2 to 4 months for non-regulated companies. Early engagement with Luxembourg authorities, including the Trade and Companies Register (RCS) and, where applicable, the CSSF, is essential to avoid delays. The procedure is initiated by the company’s management body, which must prepare a detailed transfer proposal and convene an extraordinary general meeting of shareholders.

The transfer proposal must include: the current and proposed registered office addresses, the draft new articles of association, a report explaining and justifying the legal and economic aspects of the transfer, and a statement of the company’s assets and liabilities as of a date not earlier than two months before the proposal. The proposal is filed with the RCS and published in the Luxembourg Official Gazette (Recueil Électronique des Sociétés et Associations – RESA) to allow creditors to exercise their rights.

Shareholder Approval and Notarial Deed

The extraordinary general meeting must approve the transfer by a qualified majority (at least two-thirds of the votes for an SA, and for a Sàrl, the majority required to amend the articles). The resolution must also adopt the new Luxembourg articles of association. The meeting minutes are then recorded in a notarial deed, which is a prerequisite for registration. Notary fees for the deed typically range from €1,500 to €3,000, depending on the complexity and share capital.

Once the notarial deed is executed, the company applies for registration with the RCS. The RCS will verify that all legal conditions are met and that the home country has deregistered the company or confirmed the transfer. Upon completion, the RCS issues a certificate of registration, and the company is officially a Luxembourg entity. The entire RCS process usually takes 2 to 4 weeks after submission of the complete file.

CSSF Approval for Regulated Entities

If the company is a regulated financial entity – such as an AIFM, UCITS management company, or a specialised investment fund – prior CSSF approval is required. The application must include the transfer proposal, the new articles, a programme of operations, and evidence of compliance with organisational and capital requirements. The CSSF’s review focuses on the continuity of sound management, investor protection, and systemic risk. Approval timelines are typically 2 to 3 months, but can be longer for complex structures. For alternative investment funds, the RAIF Luxembourg: The Flexible Alternative Investment Fund Vehicle may be an attractive post-redomiciliation vehicle, as it does not require CSSF product approval.

Tax Implications of Transferring Seat to Luxembourg

One of the primary drivers for redomiciliation is tax optimisation, but careful planning is required to avoid unintended tax leakage. Luxembourg’s tax system is designed to facilitate inbound seat transfers under conditions of tax neutrality, meaning that the transfer itself should not trigger immediate taxation on unrealised capital gains or hidden reserves. However, the tax treatment in the home country is equally critical; exit taxation may apply, and the company must assess whether any relief is available under a double tax treaty or EU directives.

Under Luxembourg domestic law, the transfer of seat does not constitute a taxable event for corporate income tax purposes, provided the company maintains its tax residency in Luxembourg after the transfer and does not realise any assets. The company’s tax basis in its assets is carried over (no step-up), preserving the historical values. This continuity is essential for future depreciation and capital gains calculations. Luxembourg also offers the possibility of obtaining an advance tax ruling to confirm the tax neutrality of the redomiciliation and the post-transfer tax treatment, particularly for holding companies benefiting from the participation exemption regime.

Exit Taxation in the Home Country and Mitigation Strategies

Many jurisdictions impose an exit tax on companies transferring their seat abroad, treating the transfer as a deemed disposal of assets at fair market value. The tax can be substantial, especially for companies with significant unrealised gains or intellectual property. However, EU Member States are bound by the EU Anti-Tax Avoidance Directive (ATAD), which allows for deferral of exit tax payments over five years in certain cases. Additionally, double tax treaties may provide relief. It is crucial to analyse the home country’s rules and structure the transfer to minimise or defer exit tax, possibly by combining redomiciliation with a pre-transfer reorganisation.

For companies from non-EU jurisdictions, the analysis is more complex, and the availability of treaty benefits depends on the specific treaty with Luxembourg. In some cases, a two-step process involving an intermediate EU holding company may be considered. Our firm works closely with local counsel in the home country to design a tax-efficient migration path. For a broader perspective on corporate restructuring, see our Corporate Restructuring in Luxembourg: A Legal Guide for 2026.

Post-Redomiciliation Tax Benefits

Once established in Luxembourg, the company can access a wide range of tax advantages. The standard corporate income tax rate is 24.94% (including the solidarity surcharge) for companies with taxable income exceeding €200,000, but effective rates can be significantly lower through the participation exemption, intellectual property regime (80% exemption on qualifying IP income), and other incentives. Dividends paid to qualifying parent companies may be exempt from withholding tax under the EU Parent-Subsidiary Directive or applicable treaties. Moreover, Luxembourg does not levy withholding tax on interest or royalties paid to non-residents, making it an ideal location for financing and IP holding structures.

For holding companies, the SOPARFI regime is particularly attractive. A properly structured SOPARFI can achieve a near-zero effective tax rate on dividends and capital gains, provided the conditions of the participation exemption are met. Obtaining a Holding Tax Ruling Luxembourg: Secure Your Soparfi’s Tax Regime from the Luxembourg tax authorities provides legal certainty and is a standard practice we facilitate for our clients.

Redomiciliation vs. Alternative Restructuring Methods

While redomiciliation offers the unique advantage of legal continuity, it is not always the optimal solution. Companies should evaluate alternative restructuring techniques, such as cross-border mergers, asset transfers, or the creation of a new Luxembourg entity followed by a hive-down. Each method has distinct legal, tax, and operational consequences.

A cross-border merger, for instance, results in the dissolution of the transferring company and the universal transfer of its assets and liabilities to a Luxembourg absorbing company. This can be simpler from a regulatory perspective in some cases, but may trigger tax liabilities and requires compliance with the EU Cross-Border Mergers Directive. For a detailed comparison, see our guide on Fusion transfrontalière Luxembourg: Legal & Tax Guide 2026. Alternatively, setting up a new Luxembourg company and transferring assets or shares can be straightforward but may involve capital gains tax and stamp duties. Our Luxembourg Company Formation & Registration: Step-by-Step Legal Guide 2026 outlines the process for a fresh start.

When Redomiciliation is the Preferred Route

Redomiciliation is particularly advantageous when the company has a valuable legal identity, such as an established brand, listing status, regulatory licences, or a complex contractual network that would be difficult to replicate. It also avoids the need to transfer individual assets and contracts, which can be time-consuming and costly. For holding companies with substantial subsidiaries, redomiciliation preserves the group structure without triggering change-of-control clauses or tax events at the subsidiary level.

However, redomiciliation requires the home country to permit the emigration of the company. Not all jurisdictions allow this, and some impose onerous conditions. In such cases, a cross-border merger or a new incorporation may be the only viable options. Our team at Lerusse Merckx & Partners conducts a thorough feasibility analysis to determine the most efficient path for each client.

Practical Considerations and Common Pitfalls

A successful redomiciliation demands meticulous planning and coordination across multiple jurisdictions. Common pitfalls include underestimating the timeline, failing to address creditor objections, overlooking employment law implications, and neglecting to update commercial contracts and IP registrations. Early engagement with Luxembourg notaries, the RCS, and, if applicable, the CSSF, is essential to keep the process on track.

Employment matters are particularly sensitive. If the company has employees in the home country, the transfer of seat may trigger information and consultation obligations, or even individual transfer rights under local law. In Luxembourg, the company must comply with Luxembourg labour law post-transfer, which may require adapting employment contracts. Similarly, commercial contracts often contain change-of-control or assignment clauses that could be triggered by a redomiciliation. A thorough contract review and, where necessary, obtaining consents from counterparties, is a critical step.

Managing Creditor Protection and Publication Requirements

Luxembourg law provides robust protection for creditors. The transfer proposal must be published in the RESA, and creditors have a period of two months from the publication to oppose the transfer or request security. The company must either satisfy these claims or obtain a court decision rejecting them before the RCS will register the transfer. This can cause delays if not managed proactively. It is advisable to engage with major creditors early and, where possible, obtain their consent in advance.

Additionally, the company must ensure that all required publications and filings in the home country are completed in parallel. The RCS will require a certificate of deregistration or equivalent proof that the company has ceased to be registered in the home jurisdiction. Coordinating these steps with local counsel is vital to avoid a gap in registration, which could affect the company’s legal capacity.

Intellectual Property and Regulatory Licences

If the company holds registered IP rights (patents, trademarks, designs), these will need to be transferred to the Luxembourg entity post-redomiciliation. While the legal identity remains the same, the change of nationality may require recordal with the relevant IP offices. Similarly, regulatory licences (e.g., banking, insurance, MiFID) may not automatically transfer; a new application or notification to the competent authority may be necessary. For financial sector entities, the CSSF will coordinate with the home regulator to ensure a smooth transition of licences.

How Lerusse Merckx & Partners Can Assist

At Lerusse Merckx & Partners, we bring decades of experience in Luxembourg corporate law, tax, and regulatory matters to every redomiciliation project. Our integrated approach covers all aspects: from initial feasibility analysis and tax modelling to drafting the transfer proposal, coordinating with notaries and the RCS, and representing clients before the CSSF. We work seamlessly with foreign counsel to manage the exit process in the home country, ensuring a coordinated and efficient migration.

We understand that every redomiciliation is unique. Whether you are relocating a family office, a private equity platform, or a regulated fund, we tailor our advice to your specific commercial objectives and risk profile. Our goal is to make the transfer of your company’s seat to Luxembourg as smooth and tax-efficient as possible, allowing you to focus on your business growth in one of Europe’s most dynamic financial centres.

Tailored Legal and Tax Advice

Our team provides comprehensive tax due diligence, including an assessment of exit tax exposure and the availability of treaty relief. We design the optimal Luxembourg holding and financing structure post-redomiciliation, often securing advance tax rulings to lock in the benefits. For regulated entities, we manage the entire CSSF approval process, from preparing the application dossier to responding to regulatory queries.

Seamless Project Management

We act as your single point of contact, coordinating all service providers – notaries, auditors, local counsel, and banks – to keep the project on schedule. Our fixed-fee arrangements for standard redomiciliations provide cost certainty, while our deep expertise ensures that no detail is overlooked. Contact us today to discuss how we can assist with your company’s transfer of seat to Luxembourg.

Questions fréquentes (FAQ)

What is the difference between redomiciliation and a cross-border merger?

Redomiciliation preserves the legal identity of the company, which simply changes its nationality and governing law. A cross-border merger involves the dissolution of at least one company and the transfer of its assets and liabilities to another entity. Redomiciliation avoids the need to transfer individual assets and contracts, but requires the home country to permit emigration. Mergers are often used when the home country does not allow redomiciliation or when a combination of entities is desired.

How long does a redomiciliation to Luxembourg typically take?

For non-regulated companies, the process usually takes 2 to 4 months from the initial board resolution to RCS registration. If CSSF approval is required, add an additional 2 to 3 months. The timeline can be extended if creditor objections arise or if the home country’s deregistration process is slow. Early planning and proactive creditor management are key to meeting expected timelines.

Can a Luxembourg company redomicile to another country?

Yes, Luxembourg law permits outward redomiciliation, provided the company complies with the conditions set out in the 1915 Law, including approval by an extraordinary general meeting, creditor protection measures, and confirmation that the host country allows such transfer. The company must also settle all tax liabilities in Luxembourg before deregistration.

What are the costs involved in a redomiciliation?

Costs vary depending on complexity. Notary fees typically range from €1,500 to €3,000. RCS publication fees are around €300. Legal fees depend on the scope of work, but for a standard non-regulated redomiciliation, total professional fees (legal, notary, administrative) often fall between €10,000 and €20,000. CSSF applications for regulated entities incur additional costs, including CSSF fees and more extensive legal work.

Does redomiciliation trigger capital gains tax in Luxembourg?

No, under Luxembourg domestic law, the transfer of seat does not constitute a taxable disposal. The company’s assets retain their historical tax basis. However, the home country may impose an exit tax on unrealised gains. It is essential to analyse the home country’s rules and any applicable double tax treaty to mitigate this exposure.

Redomiciliation to Luxembourg offers a strategic pathway for companies seeking to optimise their legal and tax environment while preserving their corporate identity and business continuity. With a clear legal framework, a cooperative regulatory system, and an attractive tax regime, Luxembourg stands out as a premier destination for cross-border seat transfers. However, the process demands careful navigation of both Luxembourg and home country requirements, making expert legal guidance indispensable.

At Lerusse Merckx & Partners, we combine deep technical knowledge with practical project management to deliver seamless redomiciliations. Whether you are considering relocating a holding company, a fund, or an operating business, our team is ready to assist. Contact us to schedule a consultation and take the first step toward establishing your company in the heart of Europe.

Contact Lerusse Merckx & Partners today to discuss your redomiciliation project and benefit from our tailored legal and tax expertise.