Article D3133-2 of the French Public procurement code
Without prejudice to the compulsory information laid down by legislative or regulatory provisions, the invoices referred to in articles L. 3133-1 to L. 3133-3 shall include the following information: 1° The date of issue of the invoice ; 2° The designation of the issuer and recipient of the invoice; 3° The unique number based on a chronological and continuous sequence established by the issuer of the invoice; the numbering may…