DEFRA · No project ID in the file
Department page: Department for Environment, Food & Rural Affairs
| Data as at | Rating | End date | Whole-life cost |
|---|---|---|---|
| March 2026 | Amber (NISTA's independent assessment) | 31 March 2029 | £3,861.52m (in 2024/25 prices) |
Each year’s cost is shown with its price basis. Costs are not compared between years: the March 2024 and March 2025 reports state no price basis, and from March 2026 costs are in 2024/25 prices.
This is the department’s own commentary. It may use different prices from the table above, so its figures may not match.
Rating: Programme has only existed on GMPP for 2 quarters, however currently retains an Amber rating.
Schedule: The programmes end date has remained at 31/03/2029 since GMPP reporting started in Q3 2025/26
Cost: Programme WLCs cannot be compared as it has only just begun reporting on GMPP.
Names, figures, dates, ratings and commentary are as the department reported them. Where a rating, cost or date is withheld, the file’s wording is shown. Every major project →