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 A/RES/70/303 Rule 45 Balloting 1. When one or more elective places are to be filled at one time under the same conditions, those candidates, in a number not exceeding the number of such places, obtaining in the first ballot a majority of the votes cast and the largest number of votes shall be elected. 2. If the number of candidates obtaining such majority is less t han the number of places to be filled, additional ballots shall be held to fill the remaining places, the voting being restricted to the candidates obtaining the largest number of votes in the previous ballot, to a number not more than twice the places remaining to be filled. VIII. Subsidiary bodies Rule 46 Main Committee The Conference may establish a Main Committee, as required, which may set up subcommittees or working groups. Rule 47 Representation on the Main Committee Each State participating in the Conference and the European Union may be represented by one representative on the Main Committee established by the Conference. They may assign to the Committee such alternate representatives and advisers as may be required. Rule 48 Other committees and working groups 1. In addition to the Main Committee referred to above, the Conference may establish such committees and working groups as it deems necessary for the performance of its functions. 2. Subject to the decision of the plenary of the Conference, the Main Committee may set up subcommittees and working groups. Rule 49 Members of committees, subcommittees and working groups 1. The members of the committees and working groups of the Conference, referred to in rule 48, paragraph 1, shall be appointed by the two Presidents, subject to the approval of the Conference, unless the Conference decides otherwise. 2. Members of the subcommittees and working groups of committees shall be appointed by the Chair of the committee in question, subject to t he approval of that committee, unless the committee decides otherwise. Rule 50 Officers Except as otherwise provided in rule 6, each committee, subcommittee and working group shall elect its own officers. 18/22