The Department agreed with HM Treasury that it would deliver £2.6 billion in savings from rail reform by 2024–25, with most savings expected to come from workforce reform plans including modernising ways of working within train stations, improving control and deployment of drivers, and reductions in staff numbers.47 The Department recognised achieving workforce reforms was particularly high risk as they would be subject to negotiations with trade unions.48 The Department told us that it has achieved savings of £2 billion but some elements of workforce reform have been challenging to deliver.49