Modalities for the United Nations Conference to Support the Implementation of Sustainable Development Goal 14: Conserve and sustainably use the oceans, seas and marine resources for sustainable development VI. A/RES/70/303 Conduct of business Rule 19 Quorum The presiding President may declare a meeting open and permit the debate to proceed when at least one third of the representatives of the States participating in the Conference are present. The presence of representatives of a majorit y of the States so participating shall be required for any decision to be taken. Rule 20 Speeches 1. No representative may address the Conference without having previously obtained the permission of the presiding President. Subject to rules 21, 22 and 25 to 27, the presiding President shall call upon speakers in the order in which they indicate their desire to speak. The secretariat shall be in charge of drawing up a list of speakers. 2. Debate shall be confined to the question before the Conference and th e presiding President may call a speaker to order if his/her remarks are not relevant to the subject under discussion. 3. The Conference may limit the time allowed to each speaker and the number of times each participant may speak on any question. Permissi on to speak on a motion to set such limits shall be accorded to only two representatives in favour of and to two opposing such limits, after which the motion shall be immediately put to the vote. In any event, with the consent of the Conference, the presid ing President shall limit each intervention on procedural matters to five minutes. When the debate is limited and a speaker exceeds the allotted time, the presiding President shall call him/her to order without delay. Rule 21 Points of order During the discussion of any matter, a representative may at any time raise a point of order, which shall be immediately decided by the presiding President in accordance with the present rules. A representative may appeal against the ruling of the presiding President. The appeal shall be immediately put to the vote, and the presiding President’s ruling shall stand unless overruled by a majority of the representatives present and voting. A representative may not, in raising a point of order, speak on the substance of the matter under discussion. Rule 22 Precedence The Chair or the Rapporteur-General of the Main Committee, or the representative of a subcommittee or working group, may be accorded precedence for the purpose of explaining the conclusions arrived at by the body concerned. Rule 23 Closing of the list of speakers During the course of a debate, the presiding President may announce the list of speakers and, with the consent of the Conference, declare the list closed. 13/22