655.1. Any creditor must, within 30 days of acquiring knowledge of the first declaration of the debtor, file his claim in the record either in accordance with article 643, or at the time of filing a contestation of the debtor’s declaration in accordance with article 656.
If the claim is not filed within the allotted time, the creditor is entitled to only an amount proportional to the amount indicated in the debtor’s declaration, until he files his claim. Furthermore, for the purposes of article 644, the claim is deemed to have been filed on the date of the debtor’s declaration.