1. Where a court or tribunal of a Member State refers a question concerning the interpretation of this Agreement to the Court of Justice of the European Union for a preliminary ruling, the decision of the national court or tribunal containing that question shall be notified to the United Kingdom.

2. The provisions of Union law governing procedures brought before the Court of Justice of the European Union in accordance with Article 267 TFEU shall apply mutatis mutandis to requests for a ruling of the Court of Justice of the European Union made pursuant to Article 158 of this Agreement.

The provisions of Union law governing the procedure before the Court of Justice of the European Union shall apply in respect of the proceedings before the Court of Justice of the European Union and requests for preliminary rulings made in accordance with Article 160 of this Agreement.

3. In the cases brought before the Court of Justice of the European Union in accordance with paragraph 1 and Articles 158 and 160 of this Agreement and Article 12 of the Protocol on the Sovereign Base Areas:

(a) the United Kingdom may participate in the proceedings before the Court of Justice of the European Union in the same way as a Member State;

(b) lawyers authorised to practise before the courts or tribunals of the United Kingdom shall be entitled to represent or assist any parties to such proceedings before the Court of Justice of the European Union; in such cases those lawyers shall in every respect be treated as lawyers authorised to practise before courts of Member States representing or assisting a party before the Court of Justice of the European Union.