1.This Directive establishes a common framework of measures forto the promotion ofpromote energy efficiency within the Union in order to ensure the achievement ofthat the Union’sUnion's 2020 20 % headline targettargets on energy efficiency of 20 % and toits pave2030 headline targets on energy efficiency of at least 32,5 % are met and paves the way for further energy efficiency improvements beyond thatthose date.dates.
ItThis Directive lays down rules designed to remove barriers in the energy market and overcome market failures that impede efficiency in the supply and use of energy, and provides for the establishment of indicative national energy efficiency targets and contributions for 2020.2020 and 2030.
This Directive contributes to the implementation of the energy efficiency first principle.
2.The requirements laid down in this Directive are minimum requirements and shall not prevent any Member State from maintaining or introducing more stringent measures. Such measures shall be compatible with Union law. Where national legislation provides for more stringent measures, the Member State shall notify such legislation to the Commission.