In Article 23 of the Protocol on the Statute of the Court of Justice, the following paragraph shall be added:
"Where an agreement relating to a specific subject matter, concluded by the Council and one or more non-member States, provides that those States are to be entitled to submit statements of case or written observations where a court or tribunal of a Member State refers to the Court of Justice for a preliminary ruling a question falling within the scope of the agreement, the decision of the national court or tribunal containing that question shall also be notified to the non-member States concerned. Within two months from such notification, those States may lodge at the Court statements of case or written observations."