2025 ERA External Regulatory Assurance (2025 0191- WS3202969892)
The procurement contact named on the official notice.
The submission route named on the official notice.
This is a large award for Business Services — above three-quarters of comparable contracts. Based on 57,319 valued Business Services tenders in our corpus.
Lot 1 – Technical Assurance .
Engineering design and technical scope .
Optioneering and option-selection processes .
Alignment between need, scope, solution and outcomes .
Deliverability and programme milestones .
Asset-management evidence and decision-making .
Risk registers and technical risk assessments .
Scope changes and change-control processes .
Data lineage, data quality and evidence trails .
Consistency with PR24 submissions, previous regulatory submissions and agreed assumptions .
Environmental, statutory and regulatory drivers .
Dependencies between schemes, programmes and strategic plans .
The completeness, accuracy and robustness of technical evidence used to support Board and regulatory submissions Lot 2 – Cost & Efficiency Assurance .
Cost-estimating methodologies .
Unit rates and cost build-up assumptions .
Comparative cost assessment and benchmarking including a range of econometric techniques .
Cost drivers and explanatory factors .
Risk, uncertainty and optimism-bias allowances .
Scope-cost alignment .
Allocation between base and enhancement expenditure .
Cost escalation and inflation assumptions .
Change control and change-control processes .
Including, but not limited to checking Stata code and excel packages .
Material movements from PR24 assumptions or other established benchmarks .
Evidence quality and auditability .
Consistency between costs, identified needs, benefits and expected outcomes Lot 3 – Financial Assurance .
PR29 financial data tables and associated working papers .
Anglian’s use of Ofwat’s financial model .
Feeder models used to populate Ofwat’s financial model .
Financial model controls, including version control, formula integrity, change control, access control, input checks and output reconciliations .
Documented processes for preparing, reviewing, approving and submitting financial information .
Data lineage from source systems, working papers and feeder models through to final submission tables .
Consistency between financial data tables, the financial model, business plan narrative, Board papers and assurance statements .
Financial assumptions, including inflation, interest rates, dividend assumptions, gearing, PAYG, RCV run-off and other relevant financial parameters .
Financeability assessments using both actual and notional capital structures .
Calculation and presentation of relevant financial ratios .
Economic and company-specific scenarios, including the treatment of the CPI/RPI wedge where relevant .
Sensitivity testing and downside scenarios .
Evidence supporting key assumptions and judgements .
The adequacy of commentary explaining material movements, uncertainty, judgement and links to the wider plan
What the supplier must deliver
The completeness, accuracy and robustness of technical
The completeness, accuracy and robustness of technical evidence used to support Board and regulatory submissions.
Derived from the notice text — always confirm against the original documents.
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- OCID
- ocds-h6vhtk-06ce51
- Stage
- tender · Open
- Source
- Find a Tender
- Buyer ref
- 068010-2026
Contains public sector information licensed under the Open Government Licence v3.0. Source data © Crown copyright.
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