Article R2152-1 of the French Public procurement code
In adapted procedures without negotiation and tender procedures, irregular, inappropriate or unacceptable tenders are eliminated.In other procedures, inappropriate tenders are eliminated. Irregular or unacceptable tenders may become regular or acceptable during the negotiation or dialogue, provided that they are not abnormally low. Once the negotiation or dialogue has ended, tenders that remain irregular or unacceptable are eliminated.