Initiative of the IDEAL Institute and AHK-RJ, the study "Annual Report 2017 – The Brazilian Market of Distributed Solar PV Generation” comes to its fourth edition. The purpose of the report is to understand the main challenges to be faced for a greater adoption of distributed generation from the photovoltaic energy in Brazil. It is the result of interviews with companies with an active profile on the América do Sol Program’s Map of Companies in the Photovoltaic Sector (www.americadosol.org/fornecedores), conducted by IDEAL Institute.