https://www.theguardian.com/environment/2024/sep/23/six-water-firms-in-england-overcharged-customers-by-up-to-15bn?CMP=Share_iOSApp_Other

Thames Water, Yorkshire Water, Anglian Water, Severn Trent, Northumbrian Water and United Utilities, were able to charge customers higher bills than they would have been allowed to if they had provided the regulators with the truth.Take the owners to court !