A/RES/51/15 Page 3 23 December 1993 and 50/451 B of 23 December 1995, and taking into account the scale of assessments for the year 1996, as set out in its resolution 49/19 B of 23 December 1994 and its decision 50/471 A of 23 December 1995; 8. Decides further that, in accordance with the provisions of its resolution 973 (X) of 15 December 1955, there shall be set off against the apportionment among Member States, as provided for in paragraph 7 above, their respective share in the Tax Equalization Fund of the estimated staff assessment income of 998,500 dollars approved for the Support Mission for the period from 1 July to 30 November 1996; 9. Decides, as an ad hoc arrangement, to apportion among Member States the amount of 4,747,200 dollars gross (4,547,500 dollars net) for the period from 1 to 31 December 1996 in accordance with the scheme set out in the present resolution, subject to the decision of the Security Council to extend the mandate of the Support Mission beyond 30 November 1996; 10. Decides further that, in accordance with the provisions of its resolution 973 (X), there shall be set off against the apportionment among Member States, as provided for in paragraph 9 above, their respective share in the Tax Equalization Fund of the estimated staff assessment income of 199,700 dollars approved for the Support Mission for the period from 1 to 31 December 1996; 11. Invites voluntary contributions to the Support Mission in cash and in the form of services and supplies acceptable to the Secretary-General, to be administered, as appropriate, in accordance with the procedure established by the General Assembly in its resolutions 43/230 of 21 December 1988, 44/192 A of 21 December 1989 and 45/258 of 3 May 1991; 12. Decides to keep under review during its fifty-first session the agenda item entitled "Financing of the United Nations Support Mission in Haiti". 50th plenary meeting 4 November 1996