Written Question·Ministry of Defence·UIN 120442

Navy: Defence Equipment

Tabled: 12 March 2026

Answered: 18 March 2026

Named Day

Question

Ben Obese-Jecty

Conservative — Huntingdon

To ask the Secretary of State for Defence, whether the Royal Navy’s Phalanx CIWS is authorised to use lethal force.

Answer

Al Carns

As with all Armed Forces equipment capable of delivering lethal effect, the use of Phalanx is governed by strict Rules of Engagement. Internal directives relating to the use of weapons systems are operationally sensitive and are not disclosed.