Decides that the schedule for the downsizing of the military component of UNMISET for the period up until December 2003 will be adjusted in line with the letter of 28 March 2003 from the Under-Secretary-General for Peacekeeping Operations to the members of the Security Council; and, accordingly, that two battalions will be retained within regions adjoining the Tactical Coordination Line during this period, together with associated force elements, including mobility; and that the number of military peacekeepers will reduce to 1,750 more gradually than was foreseen in resolution 1410 (2002);