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Blog Création d'Entreprise Création SASU 2026 : guide des démarches, coûts et documents

Créer une SASU en 2026 : Étapes, Prix et Dossier INPI

15 minutes de lecture
05 Feb 2026
05 Feb 2026
15 minutes de lecture

Critère

SASU

EURL

Micro-entreprise

Charges sociales

Charges dues uniquement si le·la président·e se rémunère (environ 80 % du salaire net)

Cotisations d’environ 45 % du revenu net

Cotisations calculées en % du CA encaissé (ex. prestations BIC, 21,20 %) 

Fiscalité

Impôt sur les sociétés

Choix entre l’impôt sur le revenu et l’impôt sur les sociétés

Impôt sur le revenu avec abattement selon l’activité

Protection sociale

Président·e assimilé·e salarié·e s’il est rémunéré. En l’absence de salaire, pas de cotisations, donc pas de couverture sociale. Les dividendes, s’ils sont versés, sont exclus de protection sociale.

Gérant·e travailleur·se non salarié·e : relève du régime général de la Sécurité Sociale. 

Protection sociale liée aux cotisations du micro-social. Relève du régime général de la Sécurité Sociale.  

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Tide Platform SAS is a simplified joint-stock company registered in France with RCS of Paris under SIREN 941 999 567, with its registered office at 5th Floor, 33 rue François Ier, 75008 Paris, France. Tide Platform SAS is registered with ORIAS under number 25004523 as a non-exclusive banking and payment services intermediary (mandataire non exclusif – IOBSP), and as a mandated credit intermediary (MIOBSP) for certain credit activities. Tide Platform SAS acts as a non-exclusive agent in banking operations and payment services (MOBSP) to offer business accounts provided by Adyen N.V. Adyen N.V. is a Dutch public limited company (Naamloze Vennootschap) registered under the number 34259528 at Simon Carmiggeltstraat 6, 1011 DJ Amsterdam, the Netherlands. Adyen N.V. is licensed as a credit institution by De Nederlandsche Bank and can therefore provide cross-border services within the EEA. In the EU, Adyen N.V. is registered in the Dutch Deposit Guarantee Register. This means that eligible funds up to €100,000 are legally protected by the Dutch deposit guarantee scheme. For further information visit Mentions légales. The Tide Card is issued in the EU by PPS EU SA pursuant to license by Mastercard® International, is a payment services product and is subject to the Tide Card Terms and Conditions of PPS EU SA. The Tide Card is marketed by Tide Platform S.A. Tide Platform S.A. is registered as an agent of PPS EU SA under agent ID - PPSELUA000001. PPS EU is an affiliate member of Mastercard and authorized as an electronic money institution by the National Bank of Belgium under number 0712775202. Under this license, PPS EU SA may provide the licensed services through its passporting rights in other EU member states. Mastercard is a registered trademark, and the circle design is a trademark of Mastercard International Incorporated. Tide Platform S.A. designs and operates the Tide website and app. “Tide” means Tide Platform S.A. and Tide Platform SAS collectively. Tide is not a bank. © Tide 2025