Article L4124-1 of the French General Code of Local Authorities
I. – A metropolitan region and the départements of which it is composed may, by concurring deliberations of their deliberative assemblies, adopted by a majority of three-fifths of the votes cast, request to merge into a single territorial authority exercising their respective powers. The request for modification is placed on the agenda of the departmental council, notwithstanding articles L. 3121-9 and L. 3121-10, and of the Regional Council, notwithstanding articles…