Decides that the Conference and the meetings of its Preparatory Committee shall provide for the full and effective participation of all States Members of the United Nations and members of specialized agencies, that the rules of procedure of the functional commissions of the Economic and Social Council, as well as the supplementary arrangements established for the Commission on Sustainable Development by the Council in its decisions 1993/215 of 12 February 1993 and 1995/201 of 8 February 1995, shall apply to the meetings of the Committee, as applicable, and that the Committee shall consider and adopt the provisional rules of procedure of the Conference, taking into consideration the established practice of the General Assembly, except as otherwise provided in the present resolution;