A/RES/51/243 Page 2 4. Decides also that the Secretary-General can accept type II gratis personnel3 only in the following circumstances: (a) After the approval of a budget, to provide expertise not available within the Organization for very specialized functions, as identified by the Secretary-General, and for a limited and specified period of time; (b) To provide temporary and urgent assistance in the case of new and/or expanded mandates of the Organization, pending a decision by the General Assembly on the level of resources required to implement those mandates; 5. Decides further, in this regard, that the relevant budget resolutions and procedures relating to unforeseen and extraordinary expenditures, peacekeeping operations and tribunals will govern the acceptance of the gratis personnel referred to in paragraph 4 above; 6. Requests the Secretary-General to report on a quarterly basis to the General Assembly, through the Advisory Committee on Administrative and Budgetary Questions, for appropriate action, on the acceptance of the gratis personnel referred to in paragraph 4 above, with a view to ensuring compliance with the provisions of the present resolution; 7. Emphasizes that the relevant General Assembly resolutions and financial regulations and rules should be fully respected when accepting gratis personnel in accordance with the provisions of the present resolution; 8. Emphasizes also that it is necessary that fully substantiated and comprehensive proposals on the total requirements from all sources of funding be presented so as to enable the General Assembly to decide on the level of resources required to implement fully all mandated programmes and activities, and requests the Secretary-General to present all future budgets and budget outlines in that manner, in accordance with Assembly resolution 41/213 of 19 December 1986; 9. Requests the Secretary-General to phase out expeditiously type II gratis personnel who fall outside the scope of paragraph 4 above and to report thereon to the General Assembly at the main part of its fifty-second regular session; 10. Also requests the Secretary-General to report to it at the main part of its fifty-second regular session, through the Advisory Committee, for appropriate action, on the methodology to be applied to, and the level of, administrative support costs and, in the interim, to maintain the status quo in this regard; 11. Further requests the Secretary-General to revise the draft guidelines set out in his reports on gratis personnel in accordance with the provisions of the present resolution and taking into account the following principles, and to submit them to the General Assembly, through the Advisory Committee, for its approval at the main part of its fifty-second regular session: (a) Gratis personnel should be subject to the criteria laid down in Article 100 and in paragraphs 1 and 3 of Article 101 of the Charter of the United Nations; 3 See A/51/688 and Corr.1, paras. 24-40. /...