questionText: To ask the Secretary of State for Defence, with reference to the Defence Investment Plan, published on 30 June 2026, page 30, by when will he make a decision on the size of the SSN-AUKUS class.
answerText: As set out in the Defence Investment Plan (DIP), we will procure up to 12 SSN-AUKUS submarines. A decision on exact hull numbers does not need to be taken at this stage. The programme is currently midway through the Detailed Design and Long Lead (D2L2) ph...
heading: AUKUS: Nuclear Submarines