Decreto No. 233 - Ley de Medio Ambiente;
General law that has as main goal the protection, conservation and recuperation of the environment; also, the sustainable use of the natural resources to improve the quality of life of present and future generations. Art. 21 states that anyone who intends to execute a project involving electric generation based on renewable energy sources must present a Study of Environmental Impact.
Public domain government legislation re-posted as a PDF document as part of an Institutional Repository collection to aggregate energy policy. Also available freely online at: http://www.csj.gob.sv/leyes.nsf/ef438004d40bd5dd862564520073ab15/6260a80afb2a53a206256d02005a3977?OpenDocument
Asamblea Legislativa de la Republica de El Salvador. "Decree No. 233 - Environmental Law." (1998). https://digitalrepository.unm.edu/la_energy_policies/242