Member States should establish measures that will, in an effective and proportionate manner, ensure that natural gas undertakings comply with such a standard, including the possibility to establish fines on suppliers, where they consider it to be appropriate.
Ba cheart do na Ballstáit bearta a bhunú lena n-áiritheofar, ar mhodh éifeachtach comhréireach, go gcomhlíonann gnóthais gáis nádúrtha caighdeán den sórt sin, lena n-áirítear an fhéidearthacht fíneálacha a ghearradh ar sholáthróirí, i gcás ina measann siad é a bheith iomchuí.