Ofwat AMP8 Year 1 — Annual Performance Reports Submission Deadline

Water companies submit their AMP8 Year 1 Annual Performance Reports (APRs) to Ofwat covering 2025-26. Reports include ODI performance, capex delivery, service commitments and financial data. Ofwat publishes reports publicly — key intelligence source for supply chain on which water companies are ahead or behind on AMP8 delivery. Reported under revised RAGs (Regulatory Accounting Guidelines) for 2025-26 as updated December 2025.