Although UNDP planned to implement IMIS on 1 January 1999, it was delayed until April 1999. UNDP was able to start entering the majority of its expenditure data onto the system only as from September 1999;
尽管开发计划署计划综管信息系统计划于1999年1月1日实施，但一直拖延至1999年4 月才开始运作。