Member States shall lay down the necessary measures to ensure that district heating and cooling systems contribute to the increase referred to in Article 23(1) of this Directive by implementing at least one of the two following options:
Leagfaidh na Ballstáit síos na bearta riachtanacha chun a áirithiú go gcuireann na gréasáin téimh agus fuaraithe ceantair leis an ardú dá dtagraítear i mír 1 d'Airteagal 23 den Treoir seo trí cheann amháin ar a laghad den dá rogha seo a leanas a chur chun feidhme: