The Royal Decree 436/2004, passed in March of 2004, amends the previous Royal Decree (2818/1998) and is set up to fit into the existing general framework supporting RES-E as set out by the Electricity Act 54/1997, which is still in force. The Royal Decree 436/2004 provides incentives for new installed capacity of renewable energy sources (see reference below). IEA/IRENA Global Renewable Energy Policies and Measures Database © OECD/IEA and IRENA, [November 2020]