UN Security Council
1977

Stressing, in that regard, the need of enhanced assistance and collaboration among States, between the 1540 Committee and States, and between the 1540 Committee and relevant international, regional and subregional organizations in assisting States to implement resolution 1540 (2004), 2 11-30679 S/RES/1977 (2011) Recognizing the importance of progress towards achieving the goals and objectives of the 2010 Nuclear Security Summit as a contribution to the effective implementation of Security Council resolution 1540 (2004), Calling on States to work together urgently to prevent and suppress acts of nuclear terrorism including through increased cooperation and full implementation of the relevant international conventions, and through appropriate measures to reinforce the existing legal framework with a view to ensure that those committing offences of nuclear terrorism are effectively held accountable, Endorsing the 2009 comprehensive review of the status of implementation of resolution 1540 and taking note of the findings and recommendations contained in its final document, Acting under Chapter VII of the Charter of the United Nations: 1. Reiterates its decisions in and the requirements of resolution 1540