Notes that the distribution plan approved by the Secretary-General on 29 May 1998, or any new distribution plan agreed by the Government of Iraq and the Secretary-General, will remain in effect, as required, for each subsequent periodic renewal of the temporary humanitarian arrangements for Iraq and that, for this purpose, the plan will be kept under constant review and amended as necessary through the agreement of the Secretary-General and the Government of Iraq and in a manner consistent with resolution 1153 (1998);