On 11 December 2009, Ambientalistas from Chiriqui and Asociacin Ambientalista de Chiriqui (ASAMCI), Alianza para la Conservacion y el Desarrollo (ACD), Movement M-10 Tabasara, Coordinadora para la Defensa de Tierras y Aguas (CODETIAGUAS), Asociacion Pro-Defensa de las Cuencas Hidrograficas and Leila Shelton-Louhi lodged a complaint with the EIB Complaints Mechanism (EIB-CM) whereby they challenged the financial assistance granted by the EIB to the project promoter for the Barro Blanco Hydroelectric Project. In their letter, the complainants raised concerns regarding (i) compliance with the additionality principle of the Clean Development Mechanism, (ii) alleged lack of adequate consultation and assent of indigenous communities, (iii) allegedly negative environmental and social impact of the project, and (iv) alleged conflict of interest of National Authority of Environment of the Republic of Panama.