50. 本构成部分一直为余留机制主席提供必要的支持，以便执行余留机制的一项任务——监督被卢旺达问题国际刑事法庭、前南斯拉夫问题国际法庭和余留机制被定罪人员的判决执行情况。2020 年和 2021 年，这方面的工作包括支持余留机制主席在执行国监督涉及被定罪人员的 COVID-19 相关问题，这些人正在服刑且刑期较长(从 18 年到终身监禁不等)，构成了具有相关特殊需要的老龄人口，包括他们面临相对较高的 COVID-19 风险。本构成部分一直与执行国密切合作，提供与执行判决有关的进一步法律、外交、行政和后勤支持。
50. The component has been providing essential support to the President of the Mechanism for the implementation of the Mechanism’s mandate concerning the supervision of the enforcement of sentences of persons convicted by the International Criminal Tribunal for Rwanda, the International Tribunal for the Former Yugoslavia and the Mechanism. In 2020 and 2021, this has included support to the President of the Mechanism in his oversight of COVID-19-related issues in enforcement States with regard to the convicted persons, who are currently serving long-term imprisonment sentences (from 18 years to life imprisonment) and form an ageing population with associated special needs, including a relatively high risk from COVID-19. In close cooperation with enforcement States, the component has been providing increased legal, diplomatic, administrative and logistical support in relation to the enforcement of sentences.