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Trident Missiles: Costs

Question for Ministry of Defence

UIN 24294, tabled on 26 January 2016

To ask the Secretary of State for Defence, what the costs are of the Mk4A Trident warhead modification programme for each year of the Nuclear Warhead Capability Sustainment Programme.

Answered on

3 February 2016

The overall cost to the UK of procuring the Mk4A component was an element of the estimated future costs of the Atomic Weapons Establishment as set out in chapter five of the White Paper 'The Future of the United Kingdom's Nuclear Deterrent' (Cmd 6994), published in December 2006.

Further details on the costs of the Mk4A programme are being withheld for the purpose of safeguarding national security.