THE ERIC RECKONING · Article 3 of 8
Self Reported by Design: The Hidden Flaw in NHS Estate Data
NHS Estate Directors · FM Suppliers · Procurement Leads · Capital Planners
ERIC is completed by the trust’s own estates team, signed off by the Director of Estates, and committed by the Chief Executive. With 15% of every trust’s operational capital now tied to the Critical Infrastructure Risk score in that return, the person being assessed on the condition of the estate is also the person who measures and reports it. This article examines what that structure means in practice for every decision built on ERIC data.
The accountability structure the market ignores
The accountability structure the market ignores Every year the response to ERIC data follows a familiar pattern. The backlog figure rises. The King’s Fund publishes commentary. The NHS Confederation issues a statement. Parliament asks questions. The commentary treats the backlog figure as if it arrived from a neutral source, an independent measurement of physical reality. It did not.
It arrived from 209 trusts assessing their own estates, calculating their own backlogs, andsubmitting the results to the body that uses those results to allocate capital. That is the structural reality of ERIC. It is not a scandal. Self reported datasets are common in public sector frameworks.
The question is whether the people using the data understand what self reporting means forspecific fields, and whether decisions are appropriately calibrated to that reliability.
In 2026, the stakes of that question are higher than at any point in ERIC’s history. Because 15% of every trust’s operational capital allocation is now determined by the Critical Infrastructure Risk field, the ERIC return is not just an accountability mechanism. It is a direct input to the funding formula. The person completing it has a financial interest in the outcome.
We are asking the person being judged on the mess to be the one who measures the mess. Without independent verification, ERIC is a performance review written by the employee. In 2026, that employee’s rating determines part of their budget.
How a trust actually completes an ERIC return
The ERIC completion process runs from April to June each year for the financial year just ended. Trusts access the NHS England submission portal and work through data fields covering estate area, condition, maintenance costs, energy, FM expenditure, and service delivery model. The backlog maintenance section requires trusts to categorise assets by physical condition using the NHS risk based assessment methodology and calculate the cost of eradicating backlog in each category. This should be based on a physical condition survey. NHS England recommends that surveys are carried out regularly. There is no mandated survey frequency. There is no requirement for the survey to be carried out by an independent party.
A trust that last commissioned a physical condition survey five years ago is completing its 2024/25 ERIC return using five year old condition data, adjusted by professional judgement. In Baachu’s experience, the margin of error on a return based on data of that age is substantial. Five years of maintenance deferrals, plant aging, and undocumented reactive interventions represent a gap between the survey baseline and current physical reality that the ERIC figure cannot reflect.
The Director of Estates who signs the ERIC return is in many trusts also the person whose professional performance is measured partly by the trust’s backlog trajectory. The structural conflict is clear. Most estates professionals navigate it with integrity. The fact that it exists does not require bad faith to produce distorted data. It simply requires the human tendency to apply conservative assumptions where there is genuine uncertainty about a borderline classification.
Questions every FM supplier should ask before pricing an NHS contract
When was the trust’s last independent physical condition survey?
Was the survey carried out by an independent party or the trust’s own team?
How closely does the survey classification align with the ERIC backlog figure?
What is the gap between the ERIC asset count and the CAFM register?
What reactive demand history exists from the incumbent contractor?
How does the trust’s ERIC backlog per square metre compare to comparable trusts?
How is the trust’s CIR score likely to move if an independent survey were commissioned?
The validation process and what it cannot catch
NHS England applies a validation process to ERIC submissions. Returns are checked against prior year figures. Anomalies are queried. From 2022/23 onwards, area leads have run additional mid collection validation specifically on energy, waste, and backlog maintenance fields, engaging directly with trusts where figures look unusual.
These improvements are genuine. But they have a structural limit: validation checks whether a figure is consistent with what the trust previously reported. It cannot check whether the figure reflects physical reality. A trust that has consistently underreported its backlog for five years will pass every validation check. Its figures are internally consistent. The underreporting will only become visible when an independent survey is commissioned or when an FM contractor mobilises and encounters the actual estate.
Since 2024/25, the Chief Executive formally commits the ERIC data through the submission portal as a structural requirement, not just a physical signature. This reinforces accountability and is a meaningful improvement. A CEO tethering their organisation to the accuracy of the estates data is a different kind of accountability than a professional sign off. But it does not change the fundamental structure: the data originates with the trust, and what the CEO commits to is what the estates team assessed.
What good looks like: the independent survey standard
The SFG20 Reckoning series examined the same problem at PPM schedule level. An NHS trust can report high PPM completion rates through its CAFM system while the actual estate is undermaintained, because the completion rate measures whether tasks were closed in the system, not whether the right maintenance was done against a verified register. ERIC and SFG20 share the same structural flaw: both produce clean numbers from a process that does not independently verify the physical reality those numbers are meant to represent.
The trusts and suppliers making the best decisions in NHS FM have one thing in common: they do not rely on ERIC condition data alone. Before a major FM contract award, they commission or request an independent physical condition survey. Before a significant capital bid, they validate the ERIC backlog figure against independent survey evidence. Before an insourcing decision, they build their own picture from primary sources rather than inheriting the incumbent’s self reported assessment.
An independent condition survey for a medium sized NHS trust estate might take six to eight weeks and cost in the tens of thousands of pounds. Against the scale of the capital allocation the CIR score now influences, that investment is negligible. Against the cost of a contract that goes wrong because the estate was in materially different condition from what ERIC suggested, it is essential.
The risk
FM suppliers pricing NHS contracts against ERIC reported estate conditions may be pricing
against a picture that diverges from physical reality. The gap typically becomes visible in years
two and three when reactive demand exceeds what the model projected. Under the new 85/15
formula, the same data quality problem now also affects the trust's capital allocation.
What the trajectory actually measures
The backlog figure has grown from £6.5 billion in 2018/19 to £15.9 billion in 2024/25, a 145%
increase over six years. This trajectory is used to justify NHS capital investment arguments, the
New Hospital Programme rationale, and the distribution of the £6.75 billion Estates Safety Fund.
That trajectory is substantially right as a directional indicator of real deterioration and historic
underinvestment. It is not reliable as a precise time series. NHS England’s own data quality
statements note that data are not presented alongside earlier years because year on year
comparability cannot be assumed. Definition changes, methodology refinements, and post
publication corrections across the period mean that comparing any given year’s figure directly to a
prior year’s figure may not be measuring the same thing.
The 38% jump from £6.5 billion to £9.0 billion between 2018/19 and 2019/20 coincided with
updated NHS England guidance on assessment methodology, not purely with physical
deterioration. The specific trajectory figure of 145% combines real decline, methodology
maturation, and definitional change. The investment case stands on physical reality, not on the
precision of a trajectory that NHS England itself cautions against treating as a consistent time
series.
| The ERIC headline | The reckoning |
|---|---|
| £15.9 billion backlog 2024/25 | Measured to Condition B minimum standard only. Excludes cost of Condition A restoration and end of life plant replacement. |
| 28% increase in high risk backlog in one year | Partly real deterioration, partly Condition C assets degrading upward as investment clears the top tier without maintaining the middle. |
| 145% growth over six years | Combines physical decline with methodology maturation and definition changes. NHS England cautions against year on year comparison. |
| Mandatory Chief Executive sign off | Self reported by the organisation whose capital allocation the figure influences under the new 85/15 formula. |
| National coverage across 209 trusts | Excludes 100% of primary care and GP estate. Covers roughly half the physical NHS estate by building count. |
What this means for you
If you are an NHS estate director making a capital case under the new 85/15 formula, your ERIC
CIR score is now directly shaping your funding. But the backlog figure you present to your board
for wider investment needs is a Condition B floor. Your board should understand what it would cost
to go further, what modern clinical standards require, and how the Darzi capital shortfall analysis
frames the gap between minimum standard and genuine fitness for purpose.
If you are an FM supplier pricing an NHS contract, the ERIC backlog figure tells you what the trust
assessed to Condition B. It does not tell you what an independent survey would find, and it does
not model the rate at which Condition C assets are moving toward high risk during your contract
term. Both matter for pricing reactive demand.
The BCIS Intelligence Series examined the same structural limitation in cost benchmarking. BCIS
OpX is an aggregated average of FM operational costs from a contributor base that has been
narrowing since the 2022 RICS spin out. ERIC backlog data and BCIS OpX share the same
fundamental problem: both are retrospective aggregates that cannot be substituted for estate
specific intelligence. Using them together without awareness of their shared limitations produces
two incomplete pictures that look more authoritative in combination than either deserves.
Article 3 examines what the self reporting structure of ERIC means in practice for the specific
people who complete these returns.
Working in NHS FM procurement, estate strategy or contract delivery?
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Next in the series · Article 4 of 8
The Data Quality Problem NHS England Admits but the Market Ignores
This article represents Baachu’s independent analysis based on publicly available information, including NHS England ERIC publications and data quality statements. Baachu Works Limited has no commercial relationship with NHS England, NHS Property Services, or any FM provider, NHS trust, or estate services firm referenced in this series. This article is not legal or financial advice.