A deadlock can end a company — but only when it truly paralyses it

When the shareholders of a French SAS fall out so badly that the company can no longer function, French law offers a last-resort exit: a shareholder can ask the court to dissolve the company early for a legitimate reason — notably a deadlock (mésentente) between shareholders paralysing its operation (C. civ. Art. 1844-7, 5°). But the remedy is narrower than a frustrated shareholder usually hopes. The courts grant it only where the deadlock actually paralyses the company's functioning, and they refuse it to a shareholder who is themselves the cause of the deadlock. For a SAS in particular — the most contractual of French forms — dissolution is rarely the right answer: the bylaws and the shareholders' agreement usually offer, or should have offered, a cleaner way out.

This guide explains when a court will dissolve a deadlocked SAS and when it will not, how the case law draws the line, and — just as important — the alternatives that resolve a deadlock without destroying the company: an exclusion clause, an interim administrator, a mediated buy-out, and the tie-break mechanics a well-drafted SAS builds in from the start. It sits alongside our guides to excluding a shareholder, the shareholders' agreement versus the bylaws, and closing down a French SAS where dissolution really is the outcome. The message throughout is that judicial dissolution is the tool of last resort — powerful, but blunt, and often avoidable.

Paralysis required
A court dissolves for deadlock only where the mésentente actually paralyses the company's functioning (C. civ. Art. 1844-7, 5°; Cass. com. 9 December 2014)
Not the culprit
Dissolution cannot be sought by the shareholder solely responsible for the deadlock (Cass. civ. 25 April 1990; Cass. civ. 3e, 16 September 2021)
Last resort
Exclusion clauses, an interim administrator, a mediated buy-out and bylaws tie-breaks usually resolve a deadlock without dissolving the company

The Civil Code lets a court pronounce the early dissolution of a company at a shareholder's request for a legitimate reason (justes motifs), and it names two examples: a shareholder's failure to perform their obligations, and a deadlock between shareholders paralysing the company's functioning (C. civ. Art. 1844-7, 5°). The word that does the work is paralysing. A serious disagreement, a broken relationship, even litigation between the shareholders is not enough on its own — the courts require that the deadlock actually block the company's operation (Cass. civ. 3e, 23 February 2017; Cass. civ. 3e, 14 September 2017). A company that keeps trading, keeps deciding and keeps meeting its obligations is not paralysed, however toxic the atmosphere.

The paradigm case is the fifty-fifty deadlock. Dissolution has been granted where a lasting deadlock between equal shareholders compromised the company's normal functioning and could not be resolved through a statutory exclusion procedure (Cass. com. 9 December 2014). But even an equal split is not automatic: where two equal groups are at odds yet the company's functioning is not blocked, dissolution is refused (Cass. com. 5 April 2018). The court looks past the conflict to its effect on the company — is the SAS genuinely unable to operate, or merely uncomfortable to co-own? Only the first justifies the blunt instrument of dissolution.

The clean-hands rule: you cannot dissolve a deadlock you created

The second limit catches many applicants by surprise. Dissolution for deadlock cannot be requested by the shareholder who is solely responsible for the deadlock (Cass. civ. 1re, 25 April 1990; Cass. civ. 3e, 16 September 2021, on an SCI but transposable to commercial companies). A shareholder cannot manufacture a paralysis — by refusing to attend meetings, blocking every decision, or withholding cooperation — and then rely on the paralysis they engineered to ask the court to wind the company up. The rule protects the company and the other shareholders from a bad-faith exit dressed up as a deadlock.

In practice this makes the conduct of the parties a central issue in any deadlock-dissolution claim. The court will examine who did what: which shareholder proposed solutions and which refused them, who attended and who boycotted, who sought mediation and who spurned it. An applicant who has behaved reasonably and can show a genuine, mutual paralysis stands on strong ground; an applicant whose own obstruction created the impasse will be turned away — and may find the deadlock instead used against them, through an exclusion clause or a liability claim. Documenting one's own good faith, and the other side's obstruction, is therefore as important as proving the paralysis itself.

Is your deadlock a case for judicial dissolution?

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Is your deadlock a case for judicial dissolution?

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The better alternatives to dissolution

Because dissolution destroys value — it ends the business, forces a liquidation and hands any surplus back only after the debts — the courts and good advisers treat it as the option of last resort. In a SAS, several alternatives usually resolve a deadlock while keeping the company alive.

The most direct is an exclusion clause. Where the bylaws provide for it, a shareholder can be required to transfer their shares on the terms the bylaws set (C. com. Art. L 227-16) — the SAS's structural way to remove the source of the deadlock rather than kill the company, examined in our guide to excluding a shareholder. Where the deadlock is at management level and the company is paralysed but salvageable, a court can appoint an interim administrator (administrateur provisoire) to run the company temporarily and break the impasse — a measure that preserves the business while a lasting solution is found, and one the court will often prefer to the finality of dissolution. A mediated or negotiated buy-out — one camp buying the other out, often on a valuation by an independent expert — resolves the underlying ownership conflict directly. And a well-drafted shareholders' agreement anticipates the problem with a tie-break: a casting vote, a buy-sell « shootout » (one side names a price and the other chooses to buy or sell at it), or reciprocal put and call options. These mechanics, covered in our guide to the pacte versus the bylaws, turn a potential deadlock into a defined, self-executing resolution — which is why the best time to deal with deadlock is at incorporation, not in the middle of one.

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Is the company genuinely paralysed — unable to take decisions or operate?
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If the court does dissolve — what follows

Where a court grants a dissolution for deadlock, the company does not simply stop: it enters a liquidation, exactly as it would on a voluntary wind-up. A liquidator is appointed — by the court where the shareholders cannot agree (C. com. Art. L 237-19), which is the usual position in a deadlock — the company keeps its legal personality for the needs of the liquidation, the assets are realised, the creditors are paid, and any surplus is shared before the company is struck off. The full sequence is set out in our guides to closing down a French SAS and the voluntary winding-up; the difference here is only the trigger — a judgment rather than a shareholders' decision.

That is precisely why dissolution is a poor outcome for a deadlocked but viable business. It converts a going concern into a set of assets to be sold, often at liquidation values, and returns cash to the warring shareholders only after the debts and the costs — a worse result for both sides than a buy-out at a fair valuation. The shareholder who wins the dissolution rarely wins in economic terms. Understanding what dissolution actually produces is often the strongest argument for settling on one of the alternatives instead: even the party with the stronger legal case usually does better resolving the ownership than destroying the company.

Preventing deadlock — the SAS's real advantage

The SAS's contractual freedom is the best defence against deadlock, and it is deployed at incorporation, not in the middle of a crisis. A few drafting choices remove most fifty-fifty risk. An odd-numbered decision structure or a casting vote to the president prevents tied votes at board or shareholder level. An exclusion clause (C. com. Art. L 227-16) gives the company a route to remove a shareholder whose conduct paralyses it, on terms fixed in advance. A tie-break in the shareholders' agreement — a buy-sell « shootout », reciprocal put and call options, or an escalation-then-buy-out ladder — turns an impasse into a defined, self-executing outcome. And a mediation clause obliges the parties to attempt a structured resolution before litigating.

For the fifty-fifty SAS in particular — two founders, equal shares, both directors — building at least one of these mechanisms in is not optional prudence but structural necessity: without a tie-break, a fifty-fifty company has no way to decide when the two disagree, and every serious disagreement becomes an existential one. Founders who set the company up as equals should decide, while they still agree, how they will resolve the day they do not. Our guides to the pacte versus the bylaws and exclusion clauses set out how to install these mechanisms so they actually work when needed — the difference between a manageable disagreement and a company-ending deadlock is almost always made at the drafting table.

Frequently asked questions about shareholder deadlock in a French SAS

Can a court dissolve a French SAS because the shareholders are in conflict?

Only where the conflict actually paralyses the company's functioning. A shareholder can seek judicial dissolution for a legitimate reason, including a deadlock paralysing the company (C. civ. Art. 1844-7, 5°), but the courts require real paralysis (Cass. com. 9 December 2014) — a company that keeps trading and deciding is not paralysed, however bad the relationship (Cass. com. 5 April 2018). Serious conflict alone is not enough.

What does "paralysis" actually mean?

That the company can no longer take the decisions it needs to operate — a fifty-fifty split that blocks every resolution, a board that cannot function, an approval that cannot be given. The courts look past the shareholders' feelings to the effect on the company (Cass. civ. 3e, 23 February 2017; 14 September 2017). If the SAS is still meeting, deciding and trading, it is not paralysed for these purposes.

Can I seek dissolution if the deadlock is partly my doing?

Not where you are solely responsible for it. Dissolution cannot be requested by the shareholder who caused the deadlock (Cass. civ. 25 April 1990; Cass. civ. 3e, 16 September 2021). A shareholder who manufactures a paralysis — boycotting meetings, blocking every decision — cannot then rely on it to wind the company up, and may find the deadlock used against them through an exclusion clause or a liability claim. Conduct is central to any claim.

What are the alternatives to dissolution?

An exclusion clause to remove the source of the deadlock (C. com. Art. L 227-16); a court-appointed interim administrator (administrateur provisoire) to run a paralysed but salvageable company temporarily; a mediated or negotiated buy-out at an independent valuation; and the tie-break mechanics of a shareholders' agreement (casting vote, buy-sell shootout, put/call). All keep the company alive and are usually faster, cheaper and less destructive than dissolution.

What is an interim administrator?

Where a deadlock paralyses management but the business is salvageable, a court can appoint an administrateur provisoire to run the company temporarily and break the impasse, preserving the business while a lasting solution is found. Courts often prefer this to the finality of dissolution, because it keeps value alive. It is a temporary, supervised measure, not a permanent transfer of control.

What happens if the court grants the dissolution?

The company enters a liquidation — a liquidator is appointed (by the court where the shareholders cannot agree, C. com. Art. L 237-19), the assets are realised, the creditors paid, and any surplus shared before strike-off, exactly as on a voluntary wind-up. Because that converts a going concern into assets sold at liquidation values, the shareholder who "wins" the dissolution rarely wins economically — which is often the best argument for settling instead.

How can we prevent deadlock in a fifty-fifty SAS?

Build a tie-break in at incorporation: a casting vote to the president, an exclusion clause (C. com. Art. L 227-16), or a buy-sell mechanism in the shareholders' agreement (a shootout, or reciprocal put and call options), plus a mediation clause. A fifty-fifty company with no tie-break has no way to decide when the founders disagree — deciding how you will resolve a future deadlock, while you still agree, is structural necessity, not optional prudence.

Is a shareholders' agreement or the bylaws the place for a tie-break?

Both have a role, and each carries different enforcement. An exclusion clause belongs in the bylaws to bind the company and every shareholder (C. com. Art. L 227-16), while buy-sell and put/call tie-breaks often sit in the shareholders' agreement — with the trade-off that a pacte breach classically yields damages rather than automatic execution. Our guide to the pacte versus the bylaws explains which clause to put where so it works when needed.

Key takeaways on shareholder deadlock in a French SAS
Paralysis is the test: a court dissolves for deadlock only where the mésentente actually paralyses the company's functioning (C. civ. Art. 1844-7, 5°; Cass. com. 9 December 2014) — serious conflict without paralysis is refused (Cass. com. 5 April 2018).
Clean hands required: the shareholder solely responsible for the deadlock cannot seek dissolution (Cass. civ. 25 April 1990; Cass. civ. 3e, 16 September 2021) — conduct is central, and a manufactured paralysis can rebound on its author.
Dissolution is the last resort: an exclusion clause (C. com. Art. L 227-16), a court-appointed interim administrator, a mediated buy-out and pacte tie-breaks usually resolve a deadlock while keeping the company alive.
A granted dissolution means liquidation: a liquidator is appointed (usually by the court, C. com. Art. L 237-19), the assets are realised at liquidation values and the surplus shared after the debts — the "winner" rarely wins economically.
Prevention is the SAS's real advantage: a casting vote, an exclusion clause, a buy-sell tie-break and a mediation clause — installed at incorporation — turn a potential deadlock into a defined, self-executing resolution.
Fifty-fifty needs a tie-break by necessity: without one, an equal-split SAS cannot decide when the founders disagree — deciding the resolution mechanism while they still agree is structural, not optional.
Deadlocked — or want to make sure you never are?

Petroff Avocats advises French SAS shareholders on deadlock at both ends — resolving a live impasse and preventing a future one. We assess whether a dissolution claim is realistic against the paralysis and clean-hands tests, and, where it is not (or would destroy value), we pursue the better routes: an exclusion clause, a court-appointed interim administrator, or a mediated buy-out at a fair valuation. At incorporation and on investment, we build the tie-break mechanics — casting votes, buy-sell shootouts, put/call options, mediation clauses — that stop a fifty-fifty SAS from ever reaching an existential deadlock. We act for founders, minority shareholders and investors on both sides of the table. See our shareholders' agreement mandate for the full scope.

Talk to a French business lawyer

This article is for general information only and states French law as published in the sources available at the date shown above. It does not constitute legal advice. Deadlock, dissolution and interim-management rules are highly fact-sensitive; always verify the current framework and seek qualified advice before acting on a shareholder deadlock.