SIRET code

The SIRET code, or SIRET number, is an INSEE code which allows the geographic identification of any French establishment or business.

Construction

This 14-figure numerical identifier is split into two parts:

the first is the SIREN code of the legal unit to which the SIRET unit belongs;
the second is usually called the NIC, and is made up of a four-figure number attributed to the establishment and a control figure used to validate the SIRET number as a whole.

For example, 732 829 320 00074 would refer to the seventh establishment of the business with SIREN number 732 829 320.

The SIRET number's check digit that verifies the validity of the SIRET number. It is calculated using the Luhn formula.