SIREN and SIRET Numbers: How to Apply and Where to Get Them
...Mandatory identification on formal documents: French law requires a valid identification number to be included on invoices, quotations, contracts, business letters and in the 'legal notices' section of an official website....
https://www.cleartax.com/fr/en/siren-and-siret-numbers
VAT France: Understanding SIRET and SIREN - Taxually
...After successfully registering for VAT, you will be assigned a VAT number (known as a TVA number in French), which is closely tied to your SIREN number. This VAT number is used on all invoices and official documents to ensure your compliance with tax regulations....
https://www.taxually.com/blog/vat-france-understanding-siret-and-siren
How do I get a Siren number or a Siret? - Service-Public.fr
...The Siren and Siret numbers identify the company and establishment where the activity takes place....
https://entreprendre.service-public.gouv.fr/vosdroits/F32135?lang=en
Numéro SIREN - définition - L?Annuaire des Entreprises
...Comment obtenir un numéro de SIREN ? Le numéro SIREN est délivré automatiquement après la demande d?immatriculation de l?entreprise sur le site internet des formalités des entreprises....
https://annuaire-entreprises.data.gouv.fr/definitions/numero-siren
New Siret Number Rules in 2025 ? What You MUST Know Now!
...Siret Number (Système d?Identification du Répertoire des Établissements): A 14-digit number that includes the 9-digit Siren plus a 5-digit internal classification number (NCI) specific to each establishment....
https://escec-international.com/how-to-obtain-a-siret-number-and-siren-number/
The essential role of the SIREN number for companies
...What's the difference between a SIREN number and a SIRET number? While the SIREN is a company's unique identification number, the SIRET is the identifier for each of the company's establishments....
https://en.sedomicilier.fr/articles/numero-siren
What is a SIREN or SIRET number? - startbusinessinfrance.com
...A SIREN number is your unique French business identification number. This 9 digit number will be requested by all French administration when dealing with you, e.g. URSSAF, RSI, Impot, etc....
https://www.startbusinessinfrance.com/blog/post/tip-what-is-a-siren-or-siret-number
What is a SIREN/SIRET number and why do I need it?
...A SIREN/SIRET number is widely recommended as it certifies the veracity of the address, the activity, and the profile of the company. In this document we describe what SIREN/SIRET numbers are, when you need them and how to obtain them....
https://memberships.nfcc.fr/wp-content/uploads/2025/06/Business-in-France-_-Brochures-_-SIRET-SIREN-PDF.pdf
Clarifications on SIRET and SIREN numbers - FrenchTaxOnline
...Is it possible for an individual who has a business in France to use his SIRET number to declare his French real estate income? Yes, the SIREN number will be the same but the SIRET will be different....
https://www.frenchtaxonline.com/blog/clarifications-on-siret-and-siren-numbers/
SIREN and SIRET numbers : Stripe: Help & Support
...Each legal entity, regardless of its status, receives its own SIREN number from the National Institute of Statistics and Economic Studies (Insee) upon registration. The SIREN number must be indicated on all company documents, administrative and tax forms, invoices, and offers....
https://support.stripe.com/questions/siren-and-siret-numbers?locale=en-GB