The Security Council, by its resolution 1244 (1999) of 10 June 1999, established the United Nations Interim Administration Mission in Kosovo (UNMIK) for an initial period of 12 months, to continue thereafter unless the Security Council decided otherwise.

At its resumed fifty-ninth session, in April 2005, the General Assembly decided to appropriate to the Special Account for UNMIK the additional amount of $30 million for the maintenance of the Mission for the period from 1 July 2004 to 30 June 2005, taking into account the total amount of $278,413,700 already appropriated for the Mission for the same period under the provisions of General Assembly resolution 58/305, and to apportion among Member States the amount of $30 million, taking into account the amount of $278,413,700 already apportioned by the General Assembly for the period from 1 July 2004 to 30 June 2005 in its resolution 58/305; and also decided that there should be set off against the apportionment among Member States their respective share in the Tax Equalization Fund of the additional amount of $3,850,800 approved for the Mission for the period from 1 July 2004 to 30 June 2005 (resolution 59/286 A).

At its resumed fifty-ninth session, in June 2005, the General Assembly decided to appropriate to the Special Account for UNMIK the amount of $252,551,800 for the period from 1 July 2005 to 30 June 2006, inclusive of $239,889,800 for the maintenance of the Mission, $10,353,700 for the support account for peacekeeping operations and $2,308,300 for the United Nations Logistics Base and to apportion among Member States the amount of $252,551,800 at a monthly rate of $21,045,983; also decided that there should be set off against the apportionment among Member States their respective share in the Tax Equalization Fund of the amount of $21,704,300, comprising the estimated staff assessment income of $20,054,100 approved for the Mission, the prorated share of $1,463,500 of the estimated staff assessment income approved for the support account and the prorated share of $186,700 of the estimated staff assessment income approved for the United Nations Logistics Base; further decided that, for Member States that had fulfilled their financial obligations to the Mission, there should be set off against their apportionment their respective share of the unencumbered balance and other income in the amount of $4,470,000 in respect of the financial period ended 30 June 2004; decided that, for Member States that had not fulfilled their financial obligations to the Mission, there should be set off against their outstanding obligations their respective share of the unencumbered balance and other income of $4,470,000; and also decided that the increase of $3,763,200 in the estimated staff assessment income in respect of the financial period ended 30 June 2004 should be added to the credits from the amount of $4,470,000 (resolution 59/286 B).