A/RES/52/236 Page 3 8. Decides, as an ad hoc arrangement, to appropriate to the Special Account for the United Nations Disengagement Observer Force the amount of 35,400,100 dollars gross (34,506,400 dollars net) for the maintenance of the Force for the period from 1 July 1998 to 30 June 1999, inclusive of the amount of 1,756,200 dollars for the support account for peacekeeping operations, to be apportioned among Member States at the monthly rate of 2,950,008 dollars gross (2,875,533 dollars net), in accordance with the composition of groups set out in paragraphs 3 and 4 of its resolution 43/232 of 1 March 1989, as adjusted by the Assembly in its resolutions 44/192 B of 21 December 1989, 45/269 of 27 August 1991, 46/198 A of 20 December 1991, 47/218 A of 23 December 1992, 49/249 A of 20 July 1995, 49/249 B of 14 September 1995, 50/224 of 11 April 1996, 51/218 A to C of 18 December 1996 and 52/230 of 31 March 1998 and its decisions 48/472 A of 23 December 1993 and 50/451 B of 23 December 1995, and taking into account the scale of assessments for the years 1998 and 1999, as set out in its resolution 52/215 A of 22 December 1997, subject to the decision of the Security Council to extend the mandate of the Force beyond 31 May 1998; 9. Decides also 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 8 above, their respective share in the Tax Equalization Fund of the estimated staff assessment income of 878,700 dollars approved for the period from 1 July 1998 to 30 June 1999; 10. Decides further that there shall be set off against the apportionment among Member States, as provided for in paragraph 8 above, their respective share of the estimated other income of 15,000 dollars for the period from 1 July 1998 to 30 June 1999; 11. Decides that, for Member States that have fulfilled their financial obligations to the Force, there shall be set off against the apportionment, as provided for in paragraph 8 above, their respective share of the surplus balance of 1,071,000 dollars for the period from 1 December 1994 to 30 November 1995 and of the interest income of 1,671,000 dollars for the period from 1 December 1994 to 30 November 1995; 12. Decides also that, for Member States that have not fulfilled their financial obligations to the Force, their share of the surplus balance of 1,071,000 dollars for the period from 1 December 1994 to 30 November 1995 and of the interest income of 1,671,000 dollars for the period from 1 December 1994 to 30 November 1995 shall be set off against their outstanding obligations; 13. Invites voluntary contributions to the Force 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 and practices established by the General Assembly; 14. Decides to include in the provisional agenda of its fifty-third session, under the item entitled "Financing of the United Nations peacekeeping forces in the Middle East", the sub-item entitled "United Nations Disengagement Observer Force". 88th plenary meeting 26 June 1998