Failing amicable agreement, the compensation that may be due pursuant to articles L. 2421-5, L. 2421-6, L. 2421-8, L. 2421-9, L. 2421-11 and L. 2421-13 are set as in matters of expropriation in the public interest.
They cover the direct and certain material loss suffered by the interested parties.
Preferential rights attached to rights in rem, which may encumber the suppressed rights of enjoyment, are carried over to the compensation set either amicably or by the court with jurisdiction in expropriation matters.