Directive 2009/28/EC of the European Parliament and of the Council [9] requires Member States to introduce in their building regulations and codes appropriate measures in order to increase the share of all kinds of energy from renewable sources in the building sector.
Le Treoir 2009/28/CE ó Pharlaimint na hEorpa agus ón gComhairle [9], ceanglaítear ar na Ballstáit bearta iomchuí a chur isteach ina gcuid rialachán agus cód tógála chun go méadófar cion gach cineáil fuinnimh ó fhoinsí in-athnuaite san earnáil tógála.