Question to the Ministry of Defence:

To ask the Secretary of State for Defence, with reference to his Department's press release entitled UK and European allies to develop low-cost air defence weapons to protect NATO skies, published on 20 February 2026, what is the estimated total cost to the UK of delivering the new surface-to-air weapon.

The low-cost air defence effector project under the LEAP initiative, as announced on 20 February, is entering the concept demonstration phase. The total cost to the UK of delivering the new surface-to-air weapon system will be dependent on the chosen solution and quantities procured.