However, Member States should be allowed to apply non-discriminatory and proportionate charges to such electricity if necessary to ensure the financial sustainability of the electricity system, to limit the support to what is objectively needed and to make efficient use of their support schemes.
Mar sin féin, ba cheart gur ceadmhach do na Ballstáit muirir neamh-idirdhealaitheacha agus comhréireacha a ghearradh ar an leictreachas sin más gá sin chun inbhuanaitheacht airgeadais an chórais leictrigh a áirithiú, chun teorainn a chur leis an tacaíocht a thugtar dona bhfuil de dhíth go hoibiachtúil agus chun leas éifeachtúil a bhaint as a scéimeanna tacaíochta.