Ley No. 32868 - El Uso de Agua;
This law outlines how water use is to be regulated and the fees for said useage. Article VI promotes and encourages clean energy production from the use of renewable energy sources, such as hydroelectric projects.
Public domain government legislation re-posted as part of an Institutional Repository collection to aggregate energy policy.
El Ministerio del Ambiente y Energía, Costa Rica. "Law No. 32868 - Water Use." (2005). http://digitalrepository.unm.edu/la_energy_policies/233