questionText: To ask the Secretary of State for Defence, with reference to page 6 of the Strategic Defence Review: Making Britain Safer: secure at home, strong abroad, published on 2 June 2025, how many crew are required to staff the announced production of up to 12 submarines.
answerText: The SSNA Programme is currently in the detailed design phase, which includes determining crew numbers. The aim is to deliver the first UK submarines into service in the late 2030s to replace the current Astute-Class vessels. 
heading: Submarines: Crew