"Intercommunalités de France" is a national association of local authorities created in 1989. AdCF represents 1000 groupings of territorial authorities, including 235 metropolitean and urban areas. These groupings of local authorities gather 80% of the French population. "Intercommunalités de France" is their spokesman with national public authorities (French Government and Parliament) and contributes to the debates on French territorial organization and exercise of the decentralized public policies : spatial planning, economic development, housing, public transport and mobilities, waste management...