The Department told us that a full, revised business case will need to be produced for Phase 1, taking account of what it now knows about costs, the changes to scope and what that means for the overall benefits.15 The Department said that key benefits remain – such as increased capacity, journey times and wider economic benefits from investment and regeneration around stations.16 But not building 2a and 2b reduces additional capacity and the possibility of faster journeys north of Birmingham,...

The Department told us that a full, revised business case will need to be produced for Phase 1, taking account of what it now knows about costs, the changes to scope and what that means for the overall benefits.15 The Department said that key benefits remain – such as increased capacity, journey times and wider economic benefits from investment and regeneration around stations.16 But not building 2a and 2b reduces additional capacity and the possibility of faster journeys north of Birmingham, and the previous business case depended on delivering 2a and 2b.17 The Department said that there is undeniably more work to do to get to the new busine Type: conclusion | Number: 8 | Response status: accepted Government response: 1.1 The government agrees with the Committee’s recommendation. Target implementation date: during 2024 1.2 The Department for Transport (the department) is preparing to publish an updated programme business case in 2024. This business case will set out the updated bene