Tender: Anglian External Regulatory Assurance 2025 — Technical, Cost & Financial Assurance for PR24/PR29 Submissions

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Anglian is seeking a supplier to deliver external regulatory assurance services in 2025 across three lots: Technical Assurance (engineering design and technical scope reviews, optioneering and option selection, alignment of need, scope, solution and outcomes, deliverability and programme milestones, asset-management evidence, technical risk registers, change-control, data lineage and consistency with PR24 submissions and agreed assumptions, including environmental, statutory and regulatory drivers and scheme dependencies), Cost & Efficiency Assurance (cost-estimating methodologies, unit rates and cost build-ups, comparative benchmarking and econometric techniques, treatment of risk, uncertainty and optimism bias, scope-cost alignment, allocation between base and enhancement expenditure, cost escalation and inflation assumptions, change-control and verification of Stata code and Excel packages, and evidence quality and auditability) and Financial Assurance (PR29 financial data tables and working papers, Anglian’s use of Ofwat’s financial model and feeder models, financial model controls and versioning, data lineage through to final submission tables, consistency with business plan narrative and Board papers, financial assumptions and financeability assessments, sensitivity testing and evidence supporting key judgements).