Conflicts and related-party protocol in Luxembourg

A board member of a Luxembourg company who stands on both sides of a transaction is not left to manage the point through internal policy. The conflicts and related-party protocol in Luxembourg rests on a statutory disclosure and voting rule, not on a code of practice a board can waive by consensus, and it sits next to a beneficial ownership register that can make a director's own interest visible well before the minutes are filed. Where a group treats the two as separate compliance tasks, it usually discovers how they connect only after the transaction has closed.

Consider a Luxembourg holding company whose sole director also chairs the board of the operating subsidiary the holding company is about to acquire from a related fund. The commercial logic of the deal is not in question; whether the interest was disclosed at the right meeting, in the right form, before the vote rather than after it, is. This page sets out the test that drives the Luxembourg version of this work, what becomes visible once the transaction proceeds, and where this firm's advisory role on the point stops.

What changes in Luxembourg

The generic version of a conflicts and related-party protocol review asks whether a board has a process: a standing policy, a disclosure form, a rule about who leaves the room. Luxembourg asks a narrower, harder question. Directors' duties and personal liability under Luxembourg company law attach to a specific procedural failure, not to the absence of a policy document. The general protocol review maps the policy layer that most boards already have in some form; the Luxembourg layer sits underneath it and is a matter of statute, not house style.

A second difference matters for groups doing business in Luxembourg through a holding structure rather than an operating one. Where the same individual sits on the boards of both the Luxembourg holding company and a subsidiary it deals with, the conflict is not confined to one board. The equivalent position in Malta runs on a comparable disclosure logic but a different voting mechanism, and a group with entities in both jurisdictions cannot assume the same clearance procedure works for each.

The local requirement that drives conflicts and related-party protocol in Luxembourg

Where a director has a personal interest that conflicts with the interest of the company in a proposed transaction, that director must disclose the interest to the board of directors before the board deliberates on it, and must not take part in the deliberation or the vote. 01

The test is deliberately narrow: it turns on personal interest conflicting with the company's interest, not on any wider notion of relatedness. A shareholder connection, without more, does not trigger the rule; a director who personally benefits from the terms of the transaction does. Boards that treat the two as interchangeable either over-disclose routine intra-group business or under-disclose the one transaction the rule was written for.

Once the board has approved the transaction without the required disclosure, the board's own power to unwind it before completion ceases to be available; what remains is a judicial route to annul a transaction the company has already performed, brought after the fact rather than reconsidered at the next meeting.

Luxembourg company law does not run a separate register of related-party transactions alongside this rule, in the way some listed-company regimes do. The disclosure and vote-exclusion requirement is the mechanism itself, and no requirement exists to notify a regulator of the transaction as such. The jurisdiction brief on shareholder agreement enforceability sets out how a shareholders' agreement can add contractual layers on top of this statutory minimum, which some groups use precisely because the statutory rule alone is narrow.

A board minute silent on disclosure is the detail that turns into a live problem only once the transaction has completed and cannot be unwound by the board itself. If a Luxembourg board is approving a transaction where a director's own interest overlaps with the company's, the appointment terms and the disclosure record are worth checking before the vote, not after it.

Assess your director exposure Write to info@hreithlaw.com with the jurisdiction and the structure.

The filing, register or forum consequence

Luxembourg maintains a central register of beneficial owners, and a director who is also a beneficial owner of the company or of a counterparty has that position recorded and made public once the required statutory filing is completed. 02

This is what makes the Luxembourg version of the work different from a jurisdiction where beneficial ownership sits behind a closed register. A related-party transaction disclosed correctly at board level can still become visible on the register to a counterparty or a lender running due diligence, through the ownership chain shown there rather than through the board minutes at all. Sequencing the two disclosures – board minute first, register entry checked against it – is one of the points groups most often get backwards.

The company's annual accounts and management report are filed with the Luxembourg Trade and Companies Register, and the notes to those accounts are the place a related-party transaction of any materiality ordinarily surfaces for anyone reading the public file. 03

The right to correct the position informally, by having the shareholders ratify a transaction the board approved without the required disclosure, closes off once the annual accounts incorporating that transaction are filed with the register. After filing, correction runs through the register's own rectification procedure, against a public record, not through an informal shareholder consent reached in the boardroom. The sequencing note on timing sets out the order in which the disclosure, the board approval and the filing need to happen, so that this door does not close before anyone has noticed it is open.

A comparison worth having in view: the director liability position in Singapore and the DIFC runs on different disclosure architecture entirely, and a group with entities across both regimes should not assume that satisfying one clears the other.

What this service does not include in Luxembourg

This firm advises on the requirement and on the exposure it creates. It does not act as, supply, source or arrange a director, a company secretary, a nominee shareholder or a trustee for a Luxembourg entity, and it does not carry out any activity for which a trust or corporate service provider licence is required. That boundary is not a matter of house preference. In Luxembourg, as in most of the jurisdictions covered by this practice, arranging for another person to hold an office of this kind is itself a licensed activity, separate from advising on how the office should be exercised.

What the engagement produces instead is concrete: the disclosure test mapped against the transaction actually in front of the board, a review of the board minute and the vote against the statutory requirement, an assessment of what the beneficial ownership register will show once the transaction is filed, and a written view on where personal exposure sits if the sequence was not followed correctly.

• The specific transaction tested against the Luxembourg disclosure and vote-exclusion rule
• A review of the board minute recording the disclosure, or its absence
• An assessment of what the beneficial ownership register shows once filed
• A written view on personal exposure for the director concerned

A structure that has already completed a related-party transaction without a clean disclosure record does not get a second chance at the board vote. What is worth confirming now is what the register will show and what a written exposure assessment would say if the point were tested.

Assess your director exposure Write to info@hreithlaw.com with the jurisdiction and the structure.

Frequently asked questions

What happens if the conflicts and related-party protocol in Luxembourg is not followed?

The board loses its own power to unwind the transaction once it has completed. What is left is a judicial route to annul a transaction the company has already performed, which is a slower and less certain remedy than catching the defect before the vote.

How often should the protocol be reviewed for a Luxembourg entity?

Review is triggered by the transaction, not by a calendar. Any transaction where a director's personal interest overlaps with the company's interest needs the test applied before the board votes, and the review should sit inside that timetable rather than run on an annual cycle detached from it.

Does the position change for a foreign-owned Luxembourg company?

The disclosure and vote-exclusion rule applies regardless of where the shareholders sit. A foreign parent with a nominated director on the Luxembourg board does not soften the rule; if anything, the shareholder connection makes the personal-interest question more likely to arise, not less.

What does the protocol actually require in practice?

A director with a conflicting personal interest discloses it to the board of directors before deliberation, and does not take part in the deliberation or the vote. There is no separate related-party register that stands in for this; the minute recording the disclosure is the record that matters.

Who inside the company is responsible for getting this right?

The director with the conflicting interest carries the primary disclosure duty, and the chair carries the duty to record it and to exclude the vote correctly. Neither duty transfers to a secretary or an outside adviser simply because one has been engaged.

Elena Marchetti, expert author. Specialisation: cross-border director duties, conflicts of interest and board liability. Elena advises boards of holding companies and their subsidiaries on the sequencing between board-level disclosure, corporate register filings and shareholder ratification. She focuses on structures spanning EU civil-law and common-law regimes, where a single conflict must be cleared under more than one procedural framework at once.