§ Mr. GrayTo ask the Secretary of State for Defence which submarines will receive the final stage of the Swiftsure and Trafalgar Update; and for what reasons the remaining fleet submarines are not receiving this upgrade. [23618]
§ Mr. IngramThe submarines which will receive the final stage of the update are HMS Torbay, HMS Trenchant, HMS Talent and HMS Triumph.
The remaining Swiftsure and Trafalgar Class submarines have insufficient remaining planned service life for the procurement and fitting of the final phase of the update to be cost effective.