About us

The Defence Nuclear Safety Committee (DNSC) is the primary source of independent advice to the Secretary of State for Defence on nuclear safety issues associated with the defence nuclear programmes.

Who we are

Members of the DNSC come from a diverse range of backgrounds in both the public and private sectors. The committee is made up of a chair and 11 members. It is supported by a small secretariat from within the Ministry of Defence.


We are responsibile for:

  • providing unbiased, independent, expert advice to the Secretary of State for Defence and senior officials on all safety matters pertaining to the defence nuclear programme (and security and environmental issues, where such issues have the potential to impact upon nuclear safety).
  • providing assurance about the soundness of the safety practices and safety management arrangements relevant to the defence nuclear programmes.

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