ERDF Operational Programme ESF Lorraine and Massif des Vosges 2014/2020, Thematic Objectives 4, Priority Investment C: “Promoting energy efficiency, smart energy management and the use of renewable energy in public infrastructure, including in public buildings and the housing sector”. This is the rehabilitation of the Autonomy residence of 34 social housing units in Audun Le Tiche — 15 Rue Pierre Maître.