የአውሮፓ ኅብረት የህንፃዎችን የኃይል አሠራር ለማሻሻል በ 19 May 2010 መመሪያ አውጥቷል, በወቅቱ እንደ ትልቅ እርምጃ የተቆረቆረ ነበር.
The European Union has issued a directive 19 May 2010 to improve the energy performance of buildings, which at the time was already hailed as a big step.