How to register an SCI in France: the Guichet unique and what follows
Registering an SCI (société civile immobilière) is the step that brings the company into legal existence. Signing the articles creates the agreement between the members, but the company only acquires legal personality - the capacity to own the property, hold a bank account and act in its own name - from its registration in the trade and companies register (registre du commerce et des sociétés, RCS). Since 1 January 2023, that registration is carried out through a single electronic channel, the Guichet unique at formalites.entreprises.gouv.fr, which replaced the former business-formality centres. This guide sets out the sequence: the legal notice published before filing, the online dossier at the Guichet unique, the registration by the registry within one business day, the SIREN number that follows, the beneficial-owner declaration, and the BODACC publication that completes the process.
The order of the steps matters, because some cannot be done out of sequence. The legal notice has to be published before the dossier is filed; the registration cannot happen until the dossier is complete; and legal personality - with everything that depends on it - dates only from the entry in the register. Getting the sequence and the contents right is what turns a signed set of articles into a functioning company, and it is where a filing most often stalls when a document is missing or a mandatory statement is left out.
Registration is what gives the SCI legal personality
The central point to understand is that a civil company only enjoys legal personality from its registration in the trade and companies register. Until that entry, the signature of the articles is merely a step in the process of forming the company: it fixes the agreement between the members and marks the starting point of the company, but it does not by itself create a legal person able to own property or act in its own name. The SCI is a company in formation until the register brings it to life.
This has concrete consequences. Before registration, acts done for the account of the company in formation are governed by special rules, and the company can take them over once it exists, so that they are treated as having been its acts from the outset. But a civil company that is never registered does not acquire legal personality at all, holds no assets of its own, and cannot act in court - a property it was meant to hold would fall into indivision between the members rather than belonging to the company. Registration is therefore not a formality to be treated lightly: it is the event that separates a genuine SCI, owning its property as a distinct person, from an arrangement that never became a company in law.
Because personality dates from registration, the timing is legally significant. The courts have confirmed that a company acquires legal personality only from its entry in the register, so acts and events before that date cannot be attributed to a company that did not yet exist. For anyone forming an SCI to hold a property, the practical message is that the purchase and the company's other commitments should be timed and structured around the registration, with pre-registration acts handled through the rules that allow the company to adopt them once it is registered.
The first step: the legal notice
Before any approach to the Guichet unique, a notice of the company's formation must be published. After the articles have been signed and any registration of them completed, a notice is inserted in a medium authorised to carry legal announcements in the department of the registered office. This publication has to be made before the electronic filing at the Guichet unique - it is a precondition of the registration dossier, not a step that can follow it.
The legal notice gives public notice that the SCI is being formed and sets out its essential features - its name, legal form, object, registered office, capital, duration, the manager, and the registry where it will be registered, among the required particulars. The proof of publication is then part of the dossier submitted for registration. Because the notice must come first, a couple or an investor forming an SCI should treat it as the opening move once the articles are settled, rather than discovering at the filing stage that the registration cannot proceed without it.
Filing the dossier at the Guichet unique
Since 1 January 2023, companies must carry out their formalities electronically through the Guichet unique, which replaced the former business-formality centres (C. com. Art. L. 123-33). The formalities for forming the company are completed directly on the Guichet unique website, formalites.entreprises.gouv.fr, through a dynamic form completed online. This single portal is now the route for creating an SCI; the paper and multiple-office routes that preceded it no longer apply.
The Guichet unique also feeds the national business register (registre national des entreprises, RNE), which since 1 January 2023 has replaced most of the former registers and centralises the economic and legal information about companies (ord. 2021-1189 of 15 September 2021; C. com. Art. L. 123-50). The trade and companies register kept by the registrars of the commercial courts continues to exist alongside it, and it is the RCS entry that confers legal personality. During the roll-out of the Guichet unique a temporary continuity procedure allowed certain formalities to be made by the former means where the portal malfunctioned; that continuity procedure has since ended, and the Guichet unique is now the sole functional channel for creating a company.
The dossier assembled on the portal brings together the articles, the proof of the legal notice, the information on the members and manager, the declaration of beneficial owners and the other required particulars. Completing it accurately is what allows the registry to register the company without coming back for missing items - the most common cause of delay. Because the form is dynamic and the required documents depend on the situation, an SCI with a property contribution, non-resident members or a complex holding will have more to provide than a simple cash SCI, and getting the dossier right the first time is where advice makes the difference.
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Publish the legal notice first, then file at the Guichet unique
With the articles signed, the legal notice must be published in an authorised medium in the department of the registered office before the dossier is filed. The formation is then completed online at formalites.entreprises.gouv.fr, and the registry has one business day to register a complete dossier (C. com. Art. R. 123-97). A property contribution, non-resident members or a holding structure add documents - worth checking the dossier before it goes in.
The legal notice comes before the filing
A notice of formation must be inserted in a medium authorised to carry legal announcements in the department of the registered office, and it must be published before the electronic filing at the Guichet unique - it is a precondition of the dossier. The notice states the SCI's essential features and the registry where it will be registered, and the proof of publication forms part of the registration dossier.
The registry has one business day to ask for what is missing
Where the dossier is incomplete, the registrar requests the missing information or documents within one business day, through the Guichet unique, and the applicant supplies them. A dossier needing particular examination is notified, within one day, that the decision will follow within a clear period of five days (C. com. Art. R. 123-97). Responding accurately and quickly is what unblocks the registration; we can review what is missing and put the dossier right.
The SIREN, the beneficial-owner declaration and the BODACC
On registration the SCI receives a nine-digit SIREN number automatically, accessible in its Guichet unique account. Non-listed companies must file a declaration of beneficial owners. Within eight days of registration the registrar publishes a notice in the BODACC. If any of these is outstanding, or the beneficial-owner declaration needs attention, we can confirm the position and complete what remains.
Registration, the SIREN number and the one-business-day rule
Once the dossier is filed, the whole formation file is transmitted by the Guichet unique to the competent commercial-court registry. The registrar then has one business day, after receiving the request transmitted by the Guichet unique, to make the entries in the RCS (C. com. Art. R. 123-97). Where the dossier is incomplete, the registrar has one business day to ask, through the Guichet unique, for the missing information or documents. And where the complexity of the file calls for particular examination, the registrar notifies the applicant, within one day and through the Guichet unique, that the registration or its refusal will be notified within a clear period of five days. A clean dossier is therefore registered quickly; a defective one is where the days are lost.
On completion of the registration the SCI is given a unique nine-digit identification number - the SIREN - usable in all its dealings with the administration and other bodies. The company receives this number automatically as soon as the registration request is accepted, and it is then accessible in its personal space on the Guichet unique website (C. com. Arts. R. 123-224 and R. 123-232). The SIREN is the company's identifier for its bank, the tax authorities and its counterparties, and its issue is the practical sign that the SCI now exists as a legal person. From this point the company can hold its bank account, complete its property purchase in its own name, and act as the owner of the property it was formed to hold.
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Published first, in the department of the registered office
A notice of formation must be inserted in a medium authorised to carry legal announcements in the department of the registered office, before the electronic filing at the Guichet unique. It states the SCI's name, form, object, registered office, capital, duration, manager and the registry of registration. The proof of publication is part of the dossier - without it, the registration cannot proceed.
Required for every non-listed SCI
Non-listed companies must produce a document on their beneficial owners, stating their name and address and the way they exercise control. For an SCI this means identifying the individuals who ultimately own or control the company. The declaration is part of the registration and is kept up to date as the ownership changes - an item that is easy to overlook and a common cause of an incomplete dossier.
The heart of the dossier - get the mandatory statements right
The signed articles and the dynamic online form carry the company's essential information: contributions, form, object, name, registered office, capital, duration and operating rules, together with the details of the members and manager. A missing mandatory statement is what sends a dossier back. The form is dynamic, so a property contribution, non-resident members or a holding structure add documents to provide.
Published by the registrar within eight days
Within eight days of the registration, the registrar publishes a notice in the BODACC containing the registration references, the company name, the amount of capital, the address of the registered office and the names of the members who are indefinitely liable for the company's debts (C. com. Art. R. 123-161). This is done by the registrar, not by you - but it is the final public step that completes the formation.
Beneficial owners and the BODACC notice
Two further steps complete the picture. The first is the declaration of beneficial owners. Non-listed companies must produce a document relating to their beneficial owners, stating their name and address and the way in which they exercise control over the company. An SCI is a non-listed company, so this declaration is part of its registration: it identifies the natural persons who ultimately own or control the SCI and how that control is exercised. It is a requirement that a foreign-owned SCI in particular should not overlook, since the ownership chain has to be traced to the individuals behind it, and the declaration is kept current as the shareholding changes.
The second is the BODACC publication. Within eight days that follow the registration of the company, the registrar must publish, on their responsibility, a notice in the BODACC - the official bulletin of civil and commercial announcements - containing the particulars laid down by the Commercial Code, in particular the references of the registration, the company name, the amount of capital, the address of the registered office, and the names of the members who are indefinitely and jointly liable for the company's debts (C. com. Art. R. 123-161). This is done by the registrar rather than by the members, and it is the last public step of the formation: from the registration and its BODACC notice, the SCI is fully constituted and its existence is a matter of public record. The mention of the RCS registration, with the town of the registry, must then appear on the company's acts - a sale by an SCI whose identification omits it can be rejected.
The steps to register an SCI - at a glance
| Step | What happens | Basis / timing |
|---|---|---|
| Sign the articles | Fixes the agreement between the members; starting point of the company | Not yet a legal person |
| Publish the legal notice | Notice of formation in an authorised medium in the department of the seat | Before the Guichet unique filing |
| File at the Guichet unique | Online dossier at formalites.entreprises.gouv.fr | Sole channel since 1 Jan 2023 (C. com. Art. L. 123-33) |
| Registry registers the SCI | Entry in the RCS; feeds the RNE | One business day for a complete dossier (C. com. Art. R. 123-97) |
| Legal personality | The SCI can own the property and act in its own name | From the RCS registration |
| SIREN attributed | Nine-digit identifier, issued automatically | On acceptance (C. com. Arts. R. 123-224, R. 123-232) |
| Beneficial-owner declaration | Individuals who own or control the SCI | Required for non-listed companies |
| BODACC notice | Public notice of the registration by the registrar | Within 8 days (C. com. Art. R. 123-161) |
Frequently asked questions about registering an SCI
When does an SCI legally exist?
From its registration in the trade and companies register. A civil company only enjoys legal personality from its RCS registration; the signature of the articles is just a step in the formation and marks the starting point of the company, but does not create a legal person. Until registration the SCI is a company in formation, and a civil company that is never registered acquires no personality, holds no assets and cannot act in court.
How do I register an SCI in France?
After signing the articles, publish a legal notice of formation in an authorised medium in the department of the registered office, then file the formation dossier online at the Guichet unique, formalites.entreprises.gouv.fr. Since 1 January 2023 this is the sole channel for company formalities (C. com. Art. L. 123-33). The registry registers a complete dossier within one business day, the SCI receives a SIREN number, and the registrar publishes a BODACC notice within eight days.
How long does it take to register an SCI?
The registrar has one business day, after receiving the dossier transmitted by the Guichet unique, to make the entries in the RCS (C. com. Art. R. 123-97). Where the dossier is incomplete the registrar asks for the missing items within one business day, and a file needing particular examination is decided within a clear period of five days. The practical timeline therefore depends on the dossier being complete; delays come from missing documents, not from the registry's own timescale.
Do I have to declare the beneficial owners of my SCI?
Yes. Non-listed companies must produce a document on their beneficial owners, stating their name and address and the way they exercise control. An SCI is non-listed, so it must identify the individuals who ultimately own or control it. For a foreign-owned SCI the ownership chain has to be traced to the natural persons behind it, and the declaration is kept up to date as the shareholding changes - a frequent cause of an incomplete dossier when overlooked.
Can I still register an SCI on paper or through Infogreffe?
No. Since 1 January 2023 company formalities are carried out electronically through the Guichet unique, which replaced the former business-formality centres (C. com. Art. L. 123-33). A temporary continuity procedure operated during the roll-out where the portal malfunctioned, but it has since ended, so the Guichet unique at formalites.entreprises.gouv.fr is now the sole functional channel for creating an SCI.
What is the RNE and how does it relate to the RCS?
The national business register (RNE) has, since 1 January 2023, replaced most of the former registers and centralises the economic and legal information about companies; it is fed by the Guichet unique (ord. 2021-1189 of 15 September 2021; C. com. Art. L. 123-50). The trade and companies register (RCS), kept by the registrars of the commercial courts, continues to exist alongside it, and it is the RCS entry that confers legal personality on the SCI.
Petroff Avocats registers SCIs for international clients from start to finish - settling the articles, publishing the legal notice, assembling and filing the dossier at the Guichet unique, tracing and declaring the beneficial owners, and confirming the SIREN and BODACC notice - so the company is a properly constituted legal person before it buys its property. We handle the dossier in English and manage the registry exchanges where a document is queried. See our SCI incorporation service on french-business-law.com, or contact the firm directly.
Talk to a French business lawyerThis article is for general information only and states French law and registration practice as published in the sources available at the date shown above. It does not constitute legal advice. Registration requirements and the Guichet unique procedure evolve, and the documents a given SCI must provide depend on its situation. Always seek qualified legal advice before registering an SCI.
- C. civ. Art. 1842Civil companies enjoy legal personality from their registration; before registration, relations between members are governed by the company contractLégifrance
- C. com. Art. L. 123-33Company formalities carried out through the Guichet unique since 1 January 2023, replacing the former business-formality centresLégifrance
- C. com. Art. L. 123-50National business register (RNE) fed by the Guichet unique (ord. 2021-1189 of 15 September 2021)Légifrance
- C. com. Art. R. 123-97Registrar's one-business-day period to register a complete dossier; request for missing items; five clear days for a file requiring particular examinationLégifrance
- C. com. Arts. R. 123-224 and R. 123-232Attribution of the nine-digit SIREN number on acceptance of the registration; access in the Guichet unique accountLégifrance
- C. com. Art. R. 123-161Registrar's BODACC publication within eight days of registration, stating the registration references, name, capital, seat and indefinitely liable membersLégifrance
SCI
No registration, no company
An SCI has no legal personality until it is entered on the register, so before that it cannot own the property or act in its own name.
Ask a French LawyerKey Legal References
Civil companies enjoy legal personality from their registration; before registration, relations between members are governed by the company contract
Company formalities carried out through the Guichet unique since 1 January 2023, replacing the former business-formality centres
National business register (RNE) fed by the Guichet unique (ord. 2021-1189 of 15 September 2021)
Registrar's one-business-day period to register a complete dossier; request for missing items; five clear days for a file requiring particular examination
Attribution of the nine-digit SIREN number on acceptance of the registration; access in the Guichet unique account
Registrar's BODACC publication within eight days of registration, stating the registration references, name, capital, seat and indefinitely liable members

