Written Question·Ministry of Defence·UIN 115619

AUKUS: Nuclear Submarines

Tabled: 24 February 2026

Answered: 4 March 2026

Question

Ben Obese-Jecty

To ask the Secretary of State for Defence, what is the full scope of the bilateral Nuclear-Powered Submarine Partnership and Collaboration Treaty regarding the a) design, b) build, c) operation, d) sustainment and e) disposal of SSN-AUKUS submarines.

Answer

Luke Pollard

The Government is fully committed to AUKUS. The Nuclear-Powered Submarine Partnership and Collaboration Treaty is a key part of this partnership and will enable comprehensive cooperation between the UK and Australia on the design, build, operation, sustai...

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