F-35 Aircraft: Procurement
Commons · Question 125513 · Tabled 10 Apr 2026 · Ministry of Defence · Official record
Answered 20 Apr 2026
Question
Asked by Ben Obese-Jecty
To ask the Secretary of State for Defence, what progress has he made in updating the UK F-35B fleet with Block 4 modifications.
Answer
Answered by Luke Pollard, 20 Apr 2026
We do not routinely comment on detailed delivery schedules. However, the Block 4 upgrade programme continues, it did not impact the declaration of Lightning Full Operating Capability. The Block 4 upgrade programme will further develop our world leading Co...