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Defence Nuclear Enterprise: Costs

Asked by Dave DooganScottish National PartyMinistry of DefenceTabled Answered 8 September 2026UIN 21424

The question

To ask the Secretary of State for Defence, what is the UK’s 10 year Defence Nuclear Enterprise rolling cost.

Answered by Ministry of Defence

The Defence Investment Plan sets out £63.6 billion of planned investment in the Defence Nuclear Enterprise between financial years 2026-27 and 2029-30, excluding workforce costs.

The Defence Investment Plan sets out the Government’s current priorities and strategic intent for investment in Defence over the coming decade, underpinned by detailed spending plans from 2026-27 to 2029-30. Spending plans beyond that will be subject to future Spending Reviews.

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