A/RES/57/291 57/4 B of 20 December 2002, subject to a decision of the Security Council to extend the mandate of the Mission; 3. 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 2 above, their respective share in the Tax Equalization Fund of 326,400 dollars for the period from 1 July 2002 to 30 June 2003, at a monthly rate of 27,200 dollars, comprising 244,800 dollars for the period from 1 July 2002 to 31 March 2003 and 81,600 dollars for the period from 1 April to 30 June 2003, in addition to the estimated staff assessment income in the amount of 9,004,200 dollars previously approved under the terms of Assembly resolution 56/251 B; 4. Decides further to keep under review during its fifty-seventh session the item entitled “Financing of the United Nations Mission in Sierra Leone”. 78th plenary meeting 20 December 2002 2