International audienceThis paper deals with the emergence of cooperative photovoltaic projects in the Rhône-Alpes region (southeastern France) in the early 2010s marked by a national solar energy policy which at that time favoured the development of individual and private projects. The first part of the paper shows that in 2010 these projects emerged from converging national, regional and local dynamics and problematics. In the second part, the article analyzes the tribulations experienced by one of these collectives when it attempted to open the national incentive policy for photovoltaics to local issues which it did not take into account (redistribution and reinvestment of solar revenues, landscape and architectural innovation). Our analy...