commiss direct juli adapt technic progress council direct eec approxim law member state relat electr energi meter eec commiss european commun regard treati establish european econom commun regard council direct eec novemb approxim law member state relat electr energi meter paragraph articl thereof pursuant articl direct eec review maximum permiss error electr energi meter eec initi verif order account experi gain result obtain intern level experi gain sector commun suggest definit retent toler respect maximum permiss error set gener rate annex direct stringent adopt intern level measur provid direct accord opinion committe adapt technic progress direct elimin technic barrier trade measur instrument adopt direct articl member state avail option provid paragraph articl direct eec januari repeal measur adopt virtu option forthwith inform commiss thereof articl direct address member state brussel juli commiss karl heinz narj member commiss oj