questionText: To ask the Secretary of State for Defence, pursuant to the Answer of 22 June to Question 10199 on Challenger Tanks: Procurement, when the demonstration phase trials will (a) begin and (b) conclude.
answerText: Challenger 3 Demonstration Phase trials commenced in 2024. The timing for completion of the Demonstration Phase is currently under review as part of ongoing assessment of programme performance.
heading: Challenger Tanks: Procurement