A multinational group restructures its Belgian subsidiary, carefully separating assets and liabilities across newly formed entities. Eighteen months later, a creditor of the subsidiary seeks to recover against the parent. The claim rests not on any guarantee or direct obligation, but on the assertion that the subsidiary's separate legal personality should be set aside entirely. In Belgium, that assertion triggers one of the most contested doctrines in corporate law.
Piercing the corporate veil in Belgium is an exceptional judicial remedy that disregards the separate legal personality of a company to hold shareholders or directors personally liable for corporate obligations. Belgian courts apply the doctrine narrowly, requiring proof of abuse of the corporate form, fraud, or a serious misuse of the company structure for improper purposes. The procedure arises primarily in insolvency contexts but is not confined to them, and its application has evolved significantly since the entry into force of the Belgian Code of Companies and Associations.
This analysis covers the doctrinal origins of veil-piercing in Belgium, the competing lines of judicial interpretation, the gap between statutory rules and courtroom practice. Cross-border implications for European business groups. Additionally, the strategic choices available to creditors, shareholders, and directors facing this risk.
Doctrinal foundations and the Belgian corporate personality principle
Belgian corporate law rests on a foundational principle: a company, once validly incorporated, is a legal person distinct from its shareholders and directors. That separate personality is the cornerstone of limited liability. It shields investors from personal exposure to corporate debts and allows entrepreneurs to take commercial risk without placing personal assets in jeopardy.
The Belgian Code of Companies and Associations – the primary instrument of Belgian corporate legislation – codifies this principle and establishes the conditions under which companies are formed, governed, and dissolved. The Code des sociétés et des associations (Belgian Code of Companies and Associations), which entered into force in 2020, modernised the prior regime substantially. It introduced new rules on corporate governance, director liability, and the conditions under which personal liability may be engaged.
Within this legislative structure, veil-piercing is not expressly codified as a general doctrine. Belgian law does not contain a single statutory provision authorising courts to disregard separate legal personality across the board. Instead, the doctrine has developed through case law, drawing on general principles of tort law, the law of obligations, and the specific liability rules embedded in corporate legislation.
This legislative gap is significant. It means that the outer limits of the doctrine are defined not by statute but by judicial interpretation. Courts in Belgium have developed several distinct but overlapping theories. Understanding each is essential for any creditor or director assessing exposure.
The first theory is fraud. Where a company structure is used as a vehicle to commit fraud – whether against creditors, the state, or third parties – courts will not allow the corporate form to serve as a shield. The Hof van Cassatie (Supreme Court of Belgium) has confirmed that fraudulent use of the corporate form can justify personal liability for those who direct or control the structure.
The second theory is abuse of right (rechtsmisbruik / abus de droit). Belgian civil law recognises that a legal right may not be exercised in a manner that is manifestly disproportionate to the interests of others. Alternatively. In a manner that has no reasonable purpose other than to harm. Where a controlling shareholder uses the corporate form in a way that satisfies this test, personal liability may follow.
The third theory, most relevant in insolvency, is the specific statutory liability regime for directors and de facto directors. Belgian corporate legislation provides that directors who commit serious and characterised errors that contributed to the company's insolvency may be held personally liable for all or part of the company's debts. This is often described as a form of veil-piercing, though technically it is a separate statutory liability mechanism.
Practitioners in Belgium note that the boundaries between these three theories are frequently blurred in litigation. Creditors often plead them in the alternative, and courts do not always specify which theory drives their conclusion.
Competing court interpretations and the gap between statute and practice
The absence of a unified statutory doctrine has produced divergent judicial approaches across Belgium's commercial courts. This divergence is not merely academic. It creates genuine uncertainty for international clients structuring Belgian entities or assessing the risk profile of Belgian counterparties.
One line of case law applies a strict standard: veil-piercing is available only where the corporate form is entirely fictitious. Alternatively. There. The separation between shareholder and company is so illusory as to make the distinction meaningless in practice. Courts applying this approach require evidence of active deception. They are reluctant to pierce solely on the basis that a parent exercised strong control over a subsidiary.
A second line, more creditor-friendly, has been willing to impose personal liability where a controlling shareholder took decisions that drained value from the subsidiary while it was insolvent or approaching insolvency. Here, courts focus not on the formal structure but on the economic reality: who benefited from the corporate activity, and who bore the risk?
The Supreme Court of Belgium has not adopted an unambiguous general rule reconciling these approaches. Its decisions tend to be fact-specific. The court has confirmed that personal liability requires more than mere participation in management. It requires a wrongful act, a causal link to the damage, and fault on the part of the individual defendant.
In practice, the gap between statutory text and actual litigation outcome is pronounced. Belgian corporate legislation sets out clear conditions for director liability. But courts regularly extend liability arguments beyond those conditions by invoking general tort law principles. A director who escapes the statutory director-liability threshold may still face a tort claim if the creditor can establish a duty of care, a breach, and resulting loss.
This dual-track approach – statutory liability plus general tort – is a defining feature of Belgian practice. International clients accustomed to systems where veil-piercing is either firmly grounded in statute or categorically unavailable will find the Belgian position less predictable. Companies facing related corporate law matters in Belgium should assess both tracks carefully when evaluating litigation exposure.
One area of particular divergence concerns group structures. Belgian courts have grappled repeatedly with the question of whether a parent company that exercises decisive influence over a subsidiary can be treated as the true operator of the subsidiary's business. The dominant view rejects automatic veil-piercing within corporate groups. Mere control is not sufficient. But where control is accompanied by the stripping of assets, the undercapitalisation of the subsidiary. Alternatively. The direction of the subsidiary's management in a way that serves the parent at the expense of the subsidiary's creditors, courts have been willing to impose liability.
Undercapitalisation deserves particular attention. Belgian corporate legislation imposes minimum capital requirements and financial-plan obligations on founders of companies with limited liability. Where a company is incorporated with manifestly insufficient capital for its intended activity, founders may be held personally liable for debts arising within a certain period after incorporation. Courts have used this provision as a gateway to broader liability arguments in subsequent insolvency proceedings.
Another area of significant judicial activity involves the curatoren (insolvency practitioners) appointed in Belgian insolvency proceedings. Belgian insolvency law grants the insolvency practitioner standing to bring personal liability claims against directors and de facto directors on behalf of all creditors. This procedural mechanism concentrates veil-piercing litigation in insolvency contexts and gives it a systemic character that creditors in other jurisdictions may not anticipate.
For a multinational group, the insolvency of a Belgian subsidiary can therefore trigger not just a proof-of-debt procedure but an adversarial investigation into the conduct of group-level decision-makers. Parent company officers who gave instructions to the Belgian subsidiary's board may find themselves personally named in proceedings – not only as de facto directors but under general tort law theories as well.
The de facto director problem and its cross-border dimension
One of the most practically significant aspects of Belgian veil-piercing doctrine is the treatment of de facto directors. Belgian corporate legislation recognises that a person who exercises managerial power over a company, without holding formal office, may be treated as a director for liability purposes. This concept – feitelijke bestuurder / administrateur de fait (de facto director) – has been interpreted broadly by Belgian courts.
The implications for international corporate groups are direct. A parent company that routinely instructs the management of a Belgian subsidiary on operational matters. That approves or vetoes significant transactions. Alternatively, that controls the subsidiary's banking relationships may be characterised as a de facto director. That characterisation opens the door to personal liability under the statutory director-liability provisions of Belgian corporate legislation.
Courts in Belgium have found de facto directorship in situations where no formal corporate appointment existed. The test focuses on actual conduct: did the individual or entity exercise powers that are normally reserved for the board of directors? If so, the formal absence of a board-level title provides no defence.
For a European group with a Belgian operational subsidiary, this creates a structural tension. The parent needs sufficient oversight of the subsidiary to manage group risk and comply with consolidated reporting obligations. But that oversight, if sufficiently granular, may cross the threshold into de facto directorship. There is no bright-line rule. Belgian practitioners advise that the distinction between legitimate oversight and operational control is evaluated on the totality of circumstances, not on a single transaction or instruction.
The cross-border dimension compounds the difficulty. A parent incorporated in Germany, the Netherlands, or France may be subject to de facto director liability under Belgian law even though its own domestic law would not recognise the concept in the same way. The conflict-of-laws question – which jurisdiction's law governs the liability of a foreign parent for the debts of a Belgian subsidiary – has not been definitively resolved by the Supreme Court of Belgium. The prevailing view is that Belgian law governs where the underlying damage occurs in Belgium and the creditor's claim is rooted in Belgian corporate or insolvency law.
This position has significant consequences for M&A transactions involving Belgian targets. Acquirers conducting due diligence on a Belgian company should investigate not only formal corporate governance records but also the actual pattern of decision-making between the target and its parent or controlling shareholders. Evidence of parent-level operational control discovered post-acquisition may expose the acquirer to pre-existing liability claims. The related considerations around deal structure and liability allocation are examined in our analysis of mergers and acquisitions in Belgium.
A further cross-border issue arises where the Belgian subsidiary has entered into contracts governed by English law or the law of another EU member state. Creditors holding English-law claims against a Belgian insolvent entity must navigate the interaction between the applicable contract law and Belgian insolvency law when pursuing veil-piercing arguments. English law's own approach to veil-piercing – historically narrower than the Belgian judicial approach – may inform how an English court characterises a contractual counterparty's obligations. But a Belgian court conducting insolvency proceedings will apply Belgian rules to determine personal liability of directors and shareholders, regardless of the governing law of the underlying contract.
Strategic considerations for creditors, directors, and shareholders
Understanding when veil-piercing is genuinely available in Belgium – and when it is not – requires a sober assessment of the evidentiary threshold. Belgian courts do not impose personal liability lightly. The doctrine is a remedy of last resort, not a routine enforcement tool.
For a creditor assessing whether to pursue a veil-piercing claim, the critical variables are: the nature of the wrongful conduct alleged. The quality of available evidence, the financial position of the proposed defendant. Additionally, the cost of proceedings relative to the potential recovery. Belgian commercial litigation is neither cheap nor fast. A well-resourced corporate defendant will contest personal liability vigorously, and the absence of a clear statutory standard means that outcomes are genuinely uncertain.
The strongest veil-piercing claims in Belgium share certain characteristics. The defendant exercised real, not theoretical, control over the company. The conduct alleged was more than negligent management – it involved deliberate decisions to harm creditors or divert assets. The company's financial distress was foreseeable at the time the impugned decisions were made. And the creditor can connect its specific loss to the defendant's specific conduct.
Claims that lack these features face a difficult path. Belgian courts have rejected veil-piercing arguments where the company failed due to market conditions beyond management's control. There. The directors made reasonable business judgments that proved unsuccessful. Additionally. There, the creditor's loss was attributable to its own failure to obtain adequate security or conduct proper due diligence.
For directors of Belgian companies – particularly those serving as nominees on behalf of foreign parents – the risk profile is asymmetric. A nominee director who signs documents without understanding or oversight may be as exposed as a director who actively manages the company. Belgian corporate legislation imposes duties of care and diligence that are not reduced by the nominee character of the appointment. A director who pleads that they were merely following parent-company instructions will find that this provides limited protection in a Belgian court.
The practical answer for directors is not passivity but informed engagement. A director should understand the company's financial position, participate meaningfully in board deliberations, and document the basis for significant decisions. Where a director disagrees with a proposed course of action, dissent should be formally recorded in the minutes of the board meeting. This evidentiary trail is the primary defence against a later claim that the director participated in the wrongful conduct that led to insolvency.
For shareholders and parent companies, the protective strategy focuses on maintaining genuine separation between the corporate entities within the group. This means ensuring that the Belgian subsidiary has its own management, its own articles of association (statuten / statuts) that reflect its specific governance requirements, and its own registered office with real operational substance. Transactions between the parent and the subsidiary should be documented at arm's length, with proper shareholder resolutions and board-level approval on both sides.
The articles of association and the board of directors of the Belgian subsidiary should operate independently. Shareholder resolutions instructing the board on specific operational matters – rather than on governance questions reserved to the general meeting – are a warning sign. They blur the line between legitimate shareholder oversight and the exercise of operational control that may constitute de facto directorship.
For a business that is considering reorganising its Belgian corporate structure, the timing of any restructuring relative to the financial health of the entities involved is critical. Belgian insolvency law contains actio pauliana (fraudulent conveyance) provisions that allow insolvency practitioners to challenge transactions completed within a defined look-back period before insolvency. A restructuring designed to extract assets from a Belgian entity at a time when that entity was already insolvent or in financial difficulty is a primary target for challenge. The corporate veil will not protect a transaction that satisfies the statutory conditions for avoidance.
To receive an expert assessment of corporate liability exposure in Belgium, including the risk of veil-piercing claims against your group structure, contact us at info@ferrazwhitmore.com.
The outlook: legislative reform and judicial trajectory
The Belgian Code of Companies and Associations, introduced in 2020, marked a significant modernisation of the corporate liability regime. It did not, however, introduce a codified veil-piercing doctrine. The legislature's choice to rely on general law principles – supplemented by specific statutory liability rules – appears deliberate. Belgian law has historically favoured judicial flexibility over rigid statutory categories in this area.
The trajectory of case law since 2020 suggests that courts are applying the new corporate legislation in a way that maintains the doctrinal structure developed under the prior regime while adapting its application to new business realities. Director liability claims in insolvency proceedings have increased in frequency, partly because the insolvency practitioner's standing to bring such claims is now better understood and more consistently exercised.
The rise of complex group structures. particularly those involving special-purpose vehicles, holding companies. Additionally. Intermediate entities incorporated in multiple EU jurisdictions. has pushed courts to develop more refined analytical tools for assessing who actually controlled the Belgian entity. The de facto director concept is likely to receive further judicial attention as these structures proliferate.
At the EU level, no harmonisation measure currently addresses veil-piercing directly. The EU's corporate law directives leave liability rules largely to member states. However, the ongoing development of EU insolvency law. particularly the rules on cross-border insolvency proceedings and the coordination of group insolvency cases. creates an indirect pressure on national courts to develop coherent approaches to parent-company liability.
Practitioners in Belgium anticipate that the next major development in this area will come from the Supreme Court of Belgium clarifying the standard for de facto directorship in a group context. The existing case law is suggestive but not conclusive. A landmark ruling that establishes clearer parameters would reduce the uncertainty that currently affects both the structuring of Belgian corporate groups and the litigation strategies of creditors pursuing cross-border recovery.
For international clients, the practical takeaway is that Belgium offers a sophisticated corporate law system with genuine creditor protections, but one in which personal liability exposure for controlling shareholders and directors is real and evolving. Company registration in Belgium, drafting of the articles of association, and the configuration of the board of directors all have long-term liability consequences that go beyond the formalities of the registration process itself. The registered office and governance structure of a Belgian entity are not administrative details. They are the first line of defence against a future veil-piercing claim.
A comparative perspective reinforces this point. Other EU jurisdictions have developed their own approaches to veil-piercing, some more creditor-friendly and some more protective of corporate separateness. Our analysis of the corporate veil doctrine in Portugal illustrates how a neighbouring civil law system handles similar questions and where the Belgian and Portuguese approaches diverge in ways that matter for cross-border European group structures.
The absence of codified doctrine in Belgium is both a risk and an opportunity. It is a risk because outcomes are less predictable. It is an opportunity because courts retain the flexibility to deliver proportionate results in fact-specific situations. International clients who understand the doctrinal architecture. and who structure their Belgian operations with those principles in mind. are better positioned to defend against veil-piercing claims and to pursue them when the facts justify it.
For a tailored strategy on structuring or defending Belgian corporate entities against liability exposure, reach out to info@ferrazwhitmore.com.
Frequently asked questions
Q: Under what conditions will a Belgian court pierce the corporate veil?
A: Belgian courts will set aside corporate separate personality in exceptional circumstances: where the corporate form is used to commit fraud. There. There is an abuse of right that harms creditors disproportionately. Alternatively. There, a director or de facto director has committed serious and characterised faults that contributed to the company's insolvency. Mere control by a parent or dominant shareholder is not sufficient. Courts require evidence of active wrongdoing, an identifiable causal link to the claimant's loss, and fault on the defendant's part.
Q: How long does a veil-piercing claim typically take to resolve in Belgium, and what are the likely costs?
A: Commercial litigation in Belgium is generally measured in months to years at first instance, with appellate proceedings extending the timeline further. A contested personal liability claim involving an insolvent company can take two to four years to reach a final decision at the level of the Court of Appeal. Legal fees for complex director-liability proceedings run into significant sums, often starting in the tens of thousands of euros and rising substantially for cases involving cross-border evidence or multiple defendants. Creditors should assess the financial position of the proposed defendant carefully before committing to litigation.
Q: Is a parent company automatically liable for a Belgian subsidiary's debts if it exercises strong operational control?
A: No – this is a common misconception. Strong operational control alone does not trigger automatic veil-piercing under Belgian law. The parent must have exercised control in a way that satisfies the legal test for de facto directorship or fraud, and its conduct must have caused identifiable harm to the subsidiary's creditors. A parent that provides management services, shares executive personnel, or oversees strategic decisions does not thereby become liable for the subsidiary's debts. Liability arises where the parent crosses from legitimate oversight into the exercise of operational powers that are legally reserved to the subsidiary's own board of directors.
About Ferraz & Whitmore
Ferraz & Whitmore is an international law firm based in Lisbon, advising business clients across 46 jurisdictions. Our corporate law practice covers the full range of Belgian and European corporate liability matters, including director liability, group structure risk assessment, insolvency-related claims, and veil-piercing defence and prosecution strategies. We combine Portuguese civil law expertise with English common law tradition to deliver cross-border legal solutions for clients who operate across multiple European legal systems. Engaging a lawyer in Belgium with deep knowledge of both the Belgian corporate legislative regime and the comparative European context makes a material difference in complex liability proceedings. As an international law firm in Belgium and across the EU, Ferraz & Whitmore advises international entrepreneurs, institutional investors, and in-house legal teams seeking results-oriented counsel across civil and common law systems. To discuss how Belgian corporate liability rules apply to your group structure, contact us at info@ferrazwhitmore.com.
Disclaimer: This publication is provided for informational purposes only and does not constitute legal advice. The information herein should not be relied upon as a substitute for professional legal counsel tailored to your specific circumstances. Ferraz & Whitmore assumes no liability for actions taken or not taken based on the contents of this material. For advice regarding your particular situation, please contact info@ferrazwhitmore.com.