2. Meetings at which concluding comments on reports of States parties are discussed, as well as meetings of the pre-sessional working group and other working groups, shall be closed unless the Committee decides otherwise. 3. No person or body shall, without the permission of the Committee, film or otherwise record the proceedings of the Committee. The Committee shall, if necessary, and before giving such permission, seek the consent of any State party reporting to the Committee under article 18 of the Convention to the filming or other recording of the proceedings in which it is engaged. Quorum Rule 29 Twelve members of the Committee shall constitute a quorum. Powers of the Chairperson Rule 30 1. The Chairperson shall declare the opening and closing of each meeting of the Committee, direct the discussion, ensure observance of the present rules, accord the right to speak, put questions to the vote and announce decisions. 2. The Chairperson, subject to the present rules, shall have control over the proceedings of the Committee and over the maintenance of order at its meetings. 3. The Chairperson may, in the course of the discussion of an item, including the examination of reports submitted under article 18 of the Convention, propose to the Committee the limitation of the time to be allowed to speakers, the limitation of the number of times each speaker may speak on any question and the closure of the list of speakers. 4. The Chairperson shall rule on points of order. She or he shall also have the power to propose adjournment or closure of the debate or adjournment or suspension of a meeting. Debate shall be confined to the question before the Committee, and the Chairperson may call a speaker to order if her or his remarks are not relevant to the subject under discussion. 5. During the course of the debate, the Chairperson may announce the list of speakers and, with the consent of the Committee, declare the list closed. IX. VOTING Adoption of decisions Rule 31 1. The Committee shall endeavour to reach its decisions by consensus. 2. If and when all efforts to reach consensus have been exhausted, decisions of the Committee shall be taken by a simple majority of the members present and voting. 105