Those standards take account of the difference between Member States, public service obligations and customer protection measures, as referred to in Article 3 of Directive 2009/73/EC.
Sna caighdeáin sin, cuirtear an difear idir na Ballstáit, oibleagáidí seirbhíse poiblí agus bearta cosanta custaiméirí san áireamh, dá dtagraítear in Airteagal 3 de Threoir 2009/73/CE.