They enter into force the new harmonized standards

The references to the UNI EN 81-20 and EN 81-50 , the text of which is already available in Italian, were published in the EU Official Journal December 12, 2014 and their application , already possible on a voluntary , will become mandatory from August 31 , 2017, when the current UNI EN 81-1 and EN 81-2 will cease to provide presumption of conformity to the elevators , and will therefore withdrawn .