The municipality manages its addresses via tools made available to it by the GIS, which is responsible for updating the BAN.

Base Adresse Locale de Saint-Sernin-les-Lavaur (Tarn) The municipality was fully addressed in 2021 with the help of the GIS of the Communauté d’Agglomération Castres-Mazamet. The purpose of this consultation, under the negotiated procedure, is therefore to establish a framework agreement for the renewal of long welded rails (LRS). The frequency is not yet stopped but as soon as possible it will be regular once we have set up the API.