RD 235/2013 recasts and superseeds Royal Decree 47/2007, (which transpose Directive 2002/91/CE). It expands the requirements related to the energy performance of buildings from new to existing buildings in Spain, stating an obligation of delivering an energy performance certificate for them, and includes those novelties from Directive 2010/31/UE in the Spanish legislation. The minimum requirements of energy performance are defined in the Technical Building Code. IEA/IRENA Global Renewable Energy Policies and Measures Database © OECD/IEA and IRENA, [November 2020]