commiss decis februari intent hellen republ appli reduc rate vat suppli natur ga electr accord articl council direct eec notifi document number greek text authent ec commiss european commun regard treati establish european commun regard council direct eec harmonis law member state relat turnov tax common system ad tax uniform basi assess sixth vat direct amend direct ec articl thereof govern hellen republ intend appli reduc rate vat suppli natur ga electr inform commiss letter regist receiv commiss novemb measur envisag gener measur reduc rate vat appli suppli natur ga electr accord articl sixth vat direct irrespect manner produc suppli suppli domest acquir commun import commun measur gener admit except risk distort competit test laid articl satisfi hellen republ allow appli measur adopt decis articl measur hellen republ letter novemb reduc rate vat appli suppli natur ga electr irrespect manner produc suppli suppli domest acquir commun import carri risk distort competit hellen republ appli measur januari onward articl decis address hellen republ brussel februari commiss mario monti member commiss oj oj