A major disruption of gas supply can affect all Member States, the Union and Contracting Parties to the Treaty establishing the Energy Community, signed in Athens on 25 October 2005.
Is féidir le mórshuaitheadh an tsoláthair gáis difear a dhéanamh do na Ballstáit go léir, don Aontas agus do na Páirtithe Conarthacha sa Chonradh lena mbunaítear Comhphobal Fuinnimh, a síníodh san Aithin an 25 Deireadh Fómhair 2005.