The majority of Member States [19] already use a primary energy use indicator in kWh/(m2.y) in line with Annex I. In addition, Member States often include other parameters such as U-values of building envelope components, net and final energy for heating and cooling and CO2 emissions.
Les législations nationales transposant les exigences de l'article 9, paragraphe 1, doivent contenir des dispositions, mesures ou politiques permettant de faire en sorte que, d'ici au 31 décembre 2020, tous les nouveaux bâtiments soient à consommation d'énergie quasi nulle.