67th Report - NS&I’s transformation programme
Select Committee
Public Accounts Committee
HC 1237
13 February 2026
Government response
Treasury minutes: Government response to the Committee of Public Accounts on the Sixty-seventh report from Session 2024-26 · published 7 Apr 2026
Recommendations & Conclusions
12 results
2
Recommendation
Accepted
Seek positive attestation on NS&I implementing culture review recommendations and leadership learning lessons.
Recommendation
NS&I’s positive news culture has meant it has not learned lessons, which has affected its ability to deliver the programme. NS&I told us that that it promotes a “can do” attitude and culture; while this has benefits in encouraging commitment …
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Government Response Summary
The government agrees and commits to presenting an initial plan for business-wide cultural change, addressing review findings, to the Board/Treasury in early Summer 2026 for implementation over 12-18 months. It also notes ongoing governance revisions to incorporate feedback and challenge.
HM Treasury
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3
Recommendation
Accepted
Strengthen and embed NS&I's new risk management framework, reporting progress to the Committee.
Recommendation
It has taken NS&I far too long to develop a risk management framework, which has left the taxpayer exposed to unacceptable risks. NS&I launched multiple procurements and planned to deliver four transitions in parallel with no understanding of the risks …
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Government Response Summary
The government agrees with both recommendations, committing to Mr Goldstone reviewing the application of the new risk management framework and NS&I writing to the Committee by June 2026 on its progress in implementing and embedding the framework.
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4
Recommendation
Accepted
Write to the Committee detailing resource management strategy, consultant use, and supplier contract management.
Recommendation
NS&I has failed to support the Programme with the skills and expertise it needs to deliver successfully. As an organisation with most of its operations contracted out to Atos, it is not surprising that NS&I had limited experience of digital …
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Government Response Summary
The government agrees and commits to NS&I setting out its resource management strategy, including consultant and supplier contract management, to the Committee within six months.
HM Treasury
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5
Recommendation
Accepted
Amend NS&I's reporting to include additional metrics on Programme cost and progress.
Recommendation
NS&I’s governance structures still do not have the performance metrics and information needed to hold the Programme to account. It is difficult to establish the cost of the Programme from the information provided by NS&I. The Treasury told us that, …
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Government Response Summary
The government agrees, stating that NS&I has already implemented new monthly reporting metrics for delivery progress and spend, will complete a full spend audit by Q1 2026-27, and is working to enhance financial reporting across governance forums.
HM Treasury
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6
Recommendation
Accepted
Report to Committee on Treasury's assessment of NS&I's plan, budget, and oversight lessons.
Recommendation
The programme had suffered several serious setbacks before the Treasury gave it the attention it deserved. While NS&I is responsible for the Programme, the Treasury is NS&I’s sponsor department and, given its wider role in promoting good practice in managing …
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Government Response Summary
The government agrees, stating the Treasury will assess NS&I's integrated plan through a new Full Business Case via the Treasury Approval Panel process, requiring external assurance and considering David Goldstone's advice. It also highlights actions already taken, such as bolstered Board representation and engaged skilled support, as examples of lessons learned from oversight.
HM Treasury
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8
Recommendation
Accepted
NS&I still lacks an agreed integrated plan, facing further programme delays.
Recommendation
In December 2025, after five years, NS&I still has no agreed and approved integrated plan to indicate a Programme end date and milestones. NS&I has repeatedly failed to deliver such a plan.12 At our session in December 2025, NS&I said …
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Government Response Summary
The Treasury accepts the recommendation, confirming that NS&I is now working to an agreed and approved integrated Programme plan, with detailed Cost Management, Programme, and Benefits Realisation plans approved in March 2024. These plans define scope, costs, and ensure delivery against milestones, with ongoing monthly monitoring and quarterly reviews.
HM Treasury
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9
Conclusion
Accepted
NS&I unable to provide updated Programme costs, expecting to exceed available budget.
Conclusion
In the absence of a complete and approved integrated plan, NS&I was unable to provide us with an updated estimate of Programme costs. It had spent £111 million on the Programme by March 2024, but could not give us a …
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Government Response Summary
The Treasury confirms that NS&I is now working to an agreed and approved integrated Programme plan, with detailed Cost Management and Benefits Realisation plans approved in March 2024, defining scope and costs. NS&I has also significantly improved financial data quality with robust controls and is developing a new, comprehensive cost reporting approach.
HM Treasury
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25
Conclusion
Accepted
NS&I's programme cost data remains unclear, with financial controls rated only 'moderate
Conclusion
The NAO reported that it was challenging to establish the cost of the Programme from the information NS&I provided. NS&I said it was working on improvements to its cost data for its next business case this.72 The Treasury said it …
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Government Response Summary
The Treasury notes the challenges in establishing programme costs, confirming NS&I's Cost Management and Benefits Realisation plans were completed and approved in March 2024, which define scope and costs. The response states NS&I has significantly improved financial data quality, implemented robust financial controls, and is developing a new, comprehensive approach to cost reporting.
HM Treasury
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26
Conclusion
Accepted
NS&I's lack of transparency hinders Treasury's understanding of programme cost increases
Conclusion
The Treasury told us that the lack of transparency from NS&I had made it difficult for the Treasury to understand the reasons for the cost increases, saying it was not always clear whether the funding NS&I received was being used …
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Government Response Summary
The Treasury acknowledges historic challenges in understanding cost increases but highlights that NS&I's Cost Management and Benefits Realisation plans were completed and approved in March 2024, providing clear definitions of scope and costs. The response confirms significant improvements in financial data quality, robust controls, and continuous scrutiny to track and manage programme costs.
HM Treasury
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27
Recommendation
Accepted
NS&I's corporate metrics inadequately measure programme progress despite significant business risks
Recommendation
NS&I’s annual report and accounts state that it is meeting its overarching corporate metrics, including the important measure of how much finance it raises for government. There are risks to NS&I’s whole business and to its customers if the Programme …
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Government Response Summary
The Treasury accepts the recommendation, stating NS&I now tracks programme progress through internal metrics reported to committees and the Treasury, and has adopted revised objectives aligned with the latest plan. These new targets are incorporated into the 2024-25 Corporate Plan, with performance to be publicly reported in NS&I’s Annual Report and Accounts for 2024-25.
HM Treasury
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28
Conclusion
Accepted
Treasury lacked clarity on NS&I programme spending between business case approvals
Conclusion
The Treasury had applied its usual scrutiny to the Programme’s Outline Business Case in 2020 and Full Business Case in 2023, approving each subject to conditions.80 The Treasury said it had been satisfied by the spend data in the business …
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Government Response Summary
The Treasury notes the challenges in establishing spend data for the Programme and confirms that NS&I's Cost Management and Benefits Realisation plans, defining scope and costs, were completed and approved in March 2024. The response highlights significant improvements in financial data quality and robust financial controls, with continuous scrutiny and reporting enhancements.
HM Treasury
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29
Conclusion
Accepted
Programme budget fixed prematurely, requiring NS&I to develop plan within existing financial constraints
Conclusion
The Treasury said its spending review controls require the lead NED on the transformation committee to assure Ministers that the finances of the programme are under control.84, and it now seeks quarterly affirmation from NS&I NEDs on progress before releasing …
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Government Response Summary
The Treasury confirms that processes for Lead NED assurance on programme finances have been strengthened, and NS&I's Cost Management and Benefits Realisation plans were approved in March 2024. It continues to scrutinise monthly spend and holds quarterly assurance meetings to manage programme costs effectively.
HM Treasury
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