1. Where a vote is taken, any member of the European Council may also act on behalf of not more than one other member.

Article 16(4) of the Treaty on European Union and Article 238(2) of this Treaty shall apply to the European Council when it is acting by a qualified majority. Where the European Council decides by vote, its President and the President of the Commission shall not take part in the vote.

Abstentions by members present in person or represented shall not prevent the adoption by the European Council of acts which require unanimity.

2. The President of the European Parliament may be invited to be heard by the European Council.

3. The European Council shall act by a simple majority for procedural questions and for the adoption of its Rules of Procedure.

4. The European Council shall be assisted by the General Secretariat of the Council.