鉴于余留机制的任务以及调查、证人援助和保护以及审判活动等司法活动的性质，遵守 16 天预购机票准则可能具有挑战性。然而，管理层已采取措施，确保对准建议简述 为执行建议而采取的行动则的遵守情况得到改善，特别是与应享权利有关的旅行和与非司法活动有关的其他旅行，这些旅行更具可预测性。
Given the nature of the Mechanism’s mandate and judicial activities, including investigations, witness assistance and protection and trial activity, compliance with the 16-day advance ticket purchase guideline may be challenging. However, management has taken steps to ensure that compliance with the guidelines is improved, especially on entitlement-related travel and other non-judicial activity-related travel, which are more predictable in character.