Organize at the time of death

Yes, but… The law applicable to your mother’s estate is French law, since her tax residence was in France. You may choose any notary you wish, but only a French notary can file the deeds recording the transfer of ownership of your mother’s real estate with the Land Registry (Article…

Yes. Article 754 paragraph 4 of the Civil Code provides that one can represent the person whose inheritance has been renounced. Even if the children have renounced the estate of their predeceased father, they can re present him in the estate of their grandfather.

No. If you do not specify in your last will and testament that it cancels any prior arrangements you may have made, these will be enforceable insofar as they do not conflict with your last will and testament.

No. When an heir has predeceased (in this case, your father died before his own father), his heirs represent him in the estate to be settled. For the mechanism of representation to apply, there must be a plurality of branches (in practical terms, your father would have needed to have…

No. The universal legacy makes it possible to set aside the right of return of the brothers and sisters, including if it is made for the benefit of the Civil Union partner of the testator (art. 757-3 C. civ. et Cass. Civ. 1e, 28 Jan. 2015, n°14-20.587).