Article 864 of the French Civil Code
Where the partitionable mass includes a claim against one of the co-partitioners, whether due or not, the latter is allotted it in the partition up to the amount of his rights in the mass. Up to the amount due, the debt is extinguished by confusion. If its amount exceeds the debtor’s rights in this mass, he owes payment of the balance under the conditions and time limits that affected the…