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SECR compliance · the working method
SECR reporting is the yearly job of turning a company’s energy bills, fuel cards and mileage claims into the energy and carbon section of its annual report.
The law sets what must appear — in Part 7 and Part 7A of Schedule 7 — but leaves the method to the company, guided by the government’s Environmental Reporting Guidelines.
This guide follows one reporting year in order, and flags the decisions that make a disclosure right or quietly wrong.
SECR is not a return of its own: it is a section of the annual report , owed on the day the accounts are.
Energy and carbon reporting · the framework
Streamlined Energy and Carbon Reporting puts a company’s energy use, its greenhouse gas emissions, an intensity ratio and its energy efficiency measures into a report it already files.
It is three sets of paragraphs rather than one statute, one for each kind of reporter.
The three sets of paragraphs are Part 7 of Schedule 7 for quoted companies, Part 7A for large unquoted companies and regulation 12B of the LLP accounts regulations for large LLPs.
The enabling power is section 416(4) of the Companies Act 2006, which is why SECR lives in the directors’ report and not in a statute of its own.
Nothing in the framework creates a register, a certificate or an approved provider, and the SECR overview sets out the regime in a shorter form.
The SECR requirements page reads each paragraph, and the rest of this guide follows one reporting year through them.
The reporting year
Energy and carbon reporting under SECR is a section of a document the company already files.
Nothing is submitted separately, so the work is organised around the accounts timetable.
Quoted at any size, or an unquoted company or LLP that is not exempt on the two-year size test.
A parent tests the group, so the question is settled from the accounts, not the energy data.
£36m turnover limit; a company must exceed two of the three limits
The entities, sites, leased buildings and vehicles the company is responsible for, written down once.
The government’s guidelines work this through in terms of responsibility and operational control.
Electricity, gas and transport fuel in kWh; heat, steam and cooling as well for a quoted company.
Invoices, fuel cards and mileage claims are where the numbers are.
The DESNZ set for the year the energy was used.
The 2026 set was published on 11 June 2026, and it applies to activity falling entirely or mostly within 2026.
0.13096 kgCO2e per kWh, 2026 location-based grid electricity factor
At least one emissions ratio, against a quantifiable factor of the company’s own choosing.
Keep the denominator from last year, so the comparative stays like for like.
The methodology, the principal energy efficiency measures taken, and any statement that a relief is being used.
A relief that is not stated is not a relief.
The board approves the directors’ report, and the accounts carrying the section are due nine months after year end for a private company and six for a public one.
For a 31 December 2026 year end that is 30 September 2027 for a private company and 30 June 2027 for a public company, and the dates do not move for a weekend.
9 months to file for a private company; six for a public company
The statutory items behind moves 3 to 6 are set out paragraph by paragraph on the SECR requirements page.
The first move is easy to skip and expensive to get wrong: SECR’s size test is its own, and since 6 April 2025 it no longer matches the Companies Act accounts test.
An auditor reclassifying the company as medium-sized for its accounts is not a reason to drop the section; run the SECR test separately, on the same figures, against £36 million, £18 million and 250.
Status also carries across years: after the first year, one year over or under the limits changes nothing, and a company moves only when the new position holds for two consecutive years.
Sister references run their own versions of this test — the SECR thresholds explainer and the secr.quest reference — and the ESOS and SECR checker here runs both regimes at once.
Move 1 · confirm you are in
The first question each year is whether the section is owed at all, and the answer comes from the accounts, not from the energy data.
A quoted company needs no test: Part 7 applies at any size, so the only question is which Part.
For an unquoted company, take this year’s and last year’s turnover, balance sheet total and average headcount, because paragraph 20B looks at two years once the first year has passed.
The balance sheet figure is gross assets, before liabilities, and headcount is the average of monthly totals of people employed under contracts of service, not full-time equivalents.
For a short or long financial year, pro-rate the turnover only; the other two limbs are taken as they stand.
A parent runs the same test on its group’s aggregate figures, and may choose the net or the gross limits.
Record the answer, the figures and the limb relied on, because next year’s test needs this year’s result.
The checker beside this text runs the test with last year’s status built in, and states which limb of ¶20B(1) produced its answer.
SECR scope check · Schedule 7 ¶¶15, 20B, 20C
Enter all three figures for both years to see the result.
Whatever the result, a reporter that consumed 40,000 kWh or less may withhold the figures only by saying so in the report.
An indicative reading of SI 2008/410 Sch 7 ¶¶15(1), 20B, 20C and SI 2008/1911 reg 12B.
Nothing you enter leaves this page.
Not legal advice.
Carbon reporting requirements in the UK
Searches for “carbon reporting requirements UK” usually come from someone trying to find out which of several overlapping duties applies to them.
For most companies the answer starts and ends with SECR, because it is the duty with the lowest entry point among companies that are not listed.
A company that answers no to all four questions has no statutory duty to publish its emissions, though customers, lenders and procurement teams may ask for them anyway.
That includes most small and medium-sized businesses: SECR exempts any unquoted company that stays within two of the three limits, and the climate disclosures and UK SRS reach only the largest and listed companies.
Two duties sit outside the annual report altogether.
ESOS asks large undertakings for an energy assessment every four years, notified to the Environment Agency, on a test of its own; the ESOS and SECR checker runs both.
A bidder for a central government contract worth more than £5 million a year may be asked for a carbon reduction plan under PPN 006, which is procurement policy rather than a legal duty, and the carbon reduction plan page explains it.
The rest of this guide assumes the answer to one of the first two questions was yes.
| Question | If yes | Where it lives |
|---|---|---|
| Is the company quoted (Official List, EEA, NYSE, Nasdaq)? | SECR Part 7, at any size | Directors’ report |
| Unquoted, or an LLP, and over two of £36m, £18m and 250 for two years? | SECR Part 7A | Directors’ report, or LLP energy and carbon report |
| Listed in UKLR 6, 14, 15, 16 or 22? | UK SRS, comply or explain, periods from 1 Jan 2027 | Annual financial report |
| In the largest company categories under s.414CA? | Climate-related financial disclosures | Strategic report |
Who reports what
SECR is not one duty.
Quoted companies, large unquoted companies and large LLPs each have their own paragraphs, and what each must report differs.
Schedule 7 Part 7, paragraphs 15 to 19A.
There is no size test: a company that is quoted reports at any size.
Filed with the directors’ report; a public company has six months under section 442.
Schedule 7 Part 7A, paragraphs 20A to 20K, for a company that is not exempt under ¶20B (or, for a parent, ¶20C).
An AIM company is unquoted.
Transport means fuel the company is responsible for buying, which includes reimbursed business mileage.
Not Schedule 7 ¶20B: that paragraph is omitted for LLPs.
The LLP duties sit in regulation 12B of SI 2008/1911, which modifies sections 415, 415A, 416 and 419 of the Companies Act 2006.
Three things people expect in a SECR section are in none of the paragraphs.
The auditor’s duty under section 496 is a consistency and legality opinion on the directors’ report, not assurance over the data.
Sources: Sch 7 Part 7 · Part 7A · SI 2008/1911 reg 12B · CA 2006 s.442 · s.496 · Environmental Reporting Guidelines.
The paragraph-by-paragraph reading is on the SECR requirements page.
What can be left out
SECR has no general opt-out once a company is in scope; it has a small set of reliefs, and each one has to be stated in the report.
Answer the questions below for a company or one of its subsidiaries.
Groups follow the same logic in one report: where the directors’ report is a group report, paragraph 20E reads the duties across the company and its included subsidiary undertakings.
The tool is a reading aid, not advice, and it follows the paragraphs rather than guidance, so a case near the edge belongs with a professional adviser.
Every relief above is conditional on a statement, which is why the SECR report template carries a place for each.
Boundary
Most errors in a first SECR report are not arithmetic; they are boundary decisions nobody wrote down.
The statutory phrase is “activities for which the company is responsible”, and the guidelines work it through in terms of responsibility and operational control — the language of the GHG Protocol Corporate Standard, whose control approaches most reporters follow.
For leased buildings, the guidelines ask the company to decide whether it is responsible for the emission source; if it is but cannot get the consumption data, it “may either estimate the emissions or state that emissions from the building are excluded and explain why”.
That is the practicality relief in ¶20D(6) and ¶15(4) at work: missing information is allowed, silently missing information is not.
The territorial boundary depends on the Part: a quoted company reports worldwide with a UK and offshore proportion, while an unquoted company or LLP may confine itself to the United Kingdom.
Write the boundary into the methodology statement in the first year, and the following years become a data refresh rather than a rebuild.
The Scope 1, 2 and 3 guide explains control approaches in general, and carbon reporting sets SECR in the wider picture.
| Situation | How it usually resolves |
|---|---|
| Leased office, landlord holds the meter | Decide whether the company is responsible for the emissions; if it is and cannot get data, estimate or state the exclusion and why. |
| Subsidiary bought mid-year | Decide from when it is included, and say so in the methodology. |
| Dormant or exempt subsidiary | A group report may leave it out (¶20E(3), ¶15A(2)). |
| Overseas sites, unquoted group | May be excluded (¶20D(5)); a quoted group reports them. |
| Vehicles the company does not own | In, if the company pays for the fuel (unquoted and LLPs). |
Activity data
The energy figure in kWh is SECR’s genuine addition to the older greenhouse gas duty, and it is the figure the 40,000 kWh relief is tested against.
For an unquoted company the minimum is electricity, gas and transport fuel; the guidelines describe UK energy use “to include as a minimum purchased electricity, gas and transport”.
Grey-fleet mileage is the item most often missing from a first-year disclosure, because it lives in expense claims rather than in any energy system.
Convert miles to fuel using the vehicle-size and fuel-type factors in the government set, not a single average, and keep the claim records as the audit trail.
Companies with their own freight operations can use the government-backed guidance on measuring freight transport emissions for the fleet element.
Where a meter reading is missing, an estimate is acceptable if it is disclosed; the methodology statement should say what was estimated and how.
Many reporters hold this dataset in carbon reporting software; what a tool must produce is set out on the SECR reporting software page, and a spreadsheet does the job for a small estate.
| SECR figure | Typical evidence | Who holds it |
|---|---|---|
| Electricity, kWh | Supplier invoices, half-hourly or smart meter data | Facilities, finance |
| Gas, kWh | Invoices and meter reads | Facilities |
| Company fleet fuel | Fuel card statements, litres by fuel type | Fleet |
| Reimbursed business mileage | Expense claims, miles by vehicle size and fuel | Payroll, expenses |
| Heat, steam, cooling (quoted) | District or site supply invoices | Facilities |
Business travel
“Do I need to report Scope 3 under SECR?” has a different answer for each Part, and getting it wrong in either direction is common.
For an unquoted company or LLP, ¶20D(1)(b) requires emissions from “the consumption of fuel for the purposes of transport”, and ¶20K limits transport to journeys by aircraft, road vehicle, train or vessel that start or end in the United Kingdom.
The government guidelines read that as transport where the organisation is responsible for purchasing the fuel, which brings in employees’ own cars on reimbursed business mileage — the grey fleet.
The test is who buys the fuel, not who owns the vehicle, which is why a pool car the company fuels is in and a train ticket it reimburses is not.
A quoted company has no transport-fuel limb at all, so its grey fleet is voluntary, although fuel burned in vehicles it operates is already inside ¶15(2)’s combustion of fuel.
To calculate the grey fleet, take the mileage claimed, split it by car size and fuel type where the claims allow, and apply the per-mile factors for that year in the government workbook.
Where claims record only total miles, an average-car factor is a stated estimate, and the methodology should say so.
Flights, rail and commuting can be reported voluntarily, and they are among the five Scope 3 categories a PPN 006 carbon reduction plan asks for, so a company that bids for government work may already have them.
The Scope 3 emissions page covers the full fifteen categories.
| Travel | Unquoted and LLPs | Quoted |
|---|---|---|
| Company-operated vehicles | Required (fuel is the company’s) | Required, as fuel combustion (¶15(2)) |
| Employees’ own cars, mileage reimbursed | Required (¶20D(1)(b)) | Voluntary |
| Hire cars, fuel bought by the company | Required | Depends on the boundary drawn under ¶15(2) |
| Rail, flights and taxis the company does not operate | Voluntary | Voluntary |
| Employee commuting | Voluntary | Voluntary |
Conversion factors
The government publishes one set of greenhouse gas conversion factors each year, and the collection page names SECR as the regime it serves.
The 2026 methodology paper is explicit: the 2026 factors “are for use with activity data that falls entirely or mostly within 2026”.
So a company with a December 2026 year end uses the 2026 set when it prepares its report in 2027, and a March 2026 year end mostly falls in the 2025 set.
The 2026 set was published on 11 June 2026, and its flat file was reissued on 31 July 2026 to correct values wrongly reported as zero; the full workbook was not affected.
The set includes SECR kWh factors, and its CO2e figures use IPCC fifth assessment report global warming potentials for methane and nitrous oxide.
Because ¶18 and ¶20H put last year’s figures beside this year’s, a factor change moves the comparison without anybody changing behaviour.
The methodology statement is where to say so, naming the factor year for each period; the GHG conversion factors page covers the sets in more depth.
DESNZ cut the data lag in its electricity factor from two years to one in 2026, so the change from the 2025 set carries two years of grid change.
Its own breakdown: about 16 percentage points from the 2023–24 grid mix, 3 from 2024–25, and 6 to 7 from methodological changes and corrections.
Source: 2026 major changes report
Scope 2
Purchased electricity can be accounted for in two ways, and the difference decides whether a renewable tariff shows up in the headline number.
The location-based method applies the average intensity of the grid; the market-based method applies the emission rate of what the company contracted for, such as a renewable tariff backed by Renewable Energy Guarantees of Origin, which Ofgem administers.
The GHG Protocol Scope 2 Guidance asks for both.
The government’s guidelines page records, in its 29 March 2019 update, that dual reporting is “still our preferred approach” and that organisations choosing not to dual report are encouraged to use the location-based method.
A disclosure that gives only a market-based figure — often a striking zero — has not given the number the guidance points to.
UK SRS S2 goes further, requiring a location-based Scope 2 figure and permitting market-based information alongside it; the Scope 2 emissions page covers both methods.
| Location-based | Market-based | |
|---|---|---|
| Factor | Grid-average for the year | The supply contract or certificates held |
| Answers | What the electricity drawn cost the atmosphere | What the company contracted to buy |
| Government guidance | Encouraged when not dual reporting | Alongside the location figure, with instruments named |
| Moves when you switch tariff? | No | Yes |
The arithmetic, drawn
Every SECR emissions figure is activity data multiplied by a factor, and the ratio divides the total by a measure of the company’s own choosing.
The energy consumed in the year, read from invoices, meters and fuel records.
The example uses 1,200,000 kWh at the 2026 location-based electricity factor of 0.13096 kgCO2e per kWh, from the DESNZ 2026 conversion factors; the next section works it through and compares the 2025 factor.
The factor year goes in the methodology statement (¶16, ¶20F).
Moves 4 and 5 · the arithmetic
The conversion itself is simple multiplication; the decisions are which factor, which year and which denominator.
Take a company that used 1,200,000 kWh of grid electricity in a financial year falling mostly in 2026.
At the 2026 location-based factor of 0.13096 kgCO2e per kWh, that is 157,152 kg, or about 157.2 tonnes CO2e.
The same kWh at the 2025 factor of 0.17700 would have been 212.4 tonnes, so a company that used exactly the same electricity will show a fall of about a quarter from the factor alone.
Grid transmission and distribution losses on that electricity add about 15.6 tonnes at the 2026 loss factor, which DESNZ classes as Scope 3 and which sit outside the Scope 2 figure.
Gas and transport fuel are converted the same way, each with its own factor from the same year’s workbook, and the results are added to give the emissions figures the report states.
If the company’s turnover was £48 million, the electricity alone gives a ratio of about 3.3 tonnes per £ million; the ratio the report states is built on the total, not on one fuel.
The calculator beside this text holds the two electricity factor sets and takes fuel factors typed from the DESNZ workbook, so the working can be checked line by line.
Keep the workings: the methodology statement needs the factor year, and next year’s comparative needs this year’s figures on a basis that can be repeated.
Intensity ratio · Sch 7 ¶17 and ¶20G
Fuels burned (gas, transport fuel), with the factor from the DESNZ 2026 workbook
Electricity 1,200,000 kWh × 0.13096 = 157.2 tCO2e · fuels 0 tCO2e
Reported emissions: 157.2 tCO2e · ratio 3.27 tCO2e per £m turnover
The same electricity on the 2025 factors would be 212.4 tCO2e.
State which set you used (¶16 / ¶20F), because the 2025 to 2026 change is partly a change of method, not only a cleaner grid.
Grid transmission and distribution losses on this electricity come to 15.6 tCO2e; DESNZ classes them as Scope 3, so they sit outside the Scope 2 figure unless you choose to report them separately.
Electricity factors from DESNZ’s 2025 and 2026 methodology papers, Table 9.
Any denominator the company can quantify will do; one ratio is the minimum.
A worked aid, not advice; nothing is saved.
Judgement calls
The law asks for “at least one ratio which expresses the company’s annual emissions in relation to a quantifiable factor associated with the company’s activities”, and leaves the factor to the company.
Tonnes per £ million of turnover, per square metre or per unit produced all qualify; turnover is easily moved by prices or a disposal, floor area suits property-heavy estates, output suits manufacturers.
Nothing in Schedule 7 requires the same ratio every year, but the comparative duty makes a changed denominator meaningless unless last year’s ratio is restated on the new basis.
DESNZ’s 2026 review names the consequence: comparability across reporters is “hampered by heterogeneous intensity metrics”.
The narrative is owed if the company took energy efficiency measures in the year: a description of the principal ones, quantified where the company can.
A company that took none is not required by the text to say so, but a one-line statement to that effect removes any doubt for a reader.
ESOS participants hold ready evidence: since the 2026 ESOS amendments, estimates are stated in kWh and Phase 4 reports must state the energy savings actually achieved — see the ESOS Phase 4 guide and ESOS compliance guidance.
For reading beyond the minimum, the IEA’s annual Energy Efficiency analysis and the ICAEW’s carbon and energy reporting and sustainability resources are useful context, not sources of requirements.
What the FRC found in 2021
The FRC’s review of SECR reporting found a sample of reports largely compliant with the minimum statutory disclosures, and said more needed to be done to make them understandable and relevant to users.
A thematic review is not enforcement; it is the regulator describing what it expects.
Move 6 · the efficiency narrative
The efficiency narrative is the one part of the section a reader can compare with what the company actually did, so it pays to quantify it honestly.
The simplest defensible method is a before-and-after comparison of metered consumption at the supply point, adjusted as far as practicable for weather or output.
Where equipment was replaced like for like, the difference in rated power times the hours of use gives an estimate: swapping a 150 W fitting for a 60 W one that runs 4,000 hours a year saves about 360 kWh a year per fitting.
A feasibility study or supplier quotation can supply the estimate, provided it is checked against metered data once the measure is running.
Whichever method is used, say which, and do not present a reduction caused by selling a site or making less product as an efficiency saving.
Large ESOS participants have a head start: since Phase 4, an ESOS report must estimate the savings achieved from each measure in kWh and put each in one of six categories, which is most of what a strong SECR narrative needs.
A programme of many small measures can be reported as one, with the programme’s total saving, rather than a long list of items nobody can check.
The FRC’s 2021 review wanted disclosures that are understandable and relevant, not just compliant, and a narrative tied to figures is the part of the section that meets that bar.
| Category | What belongs in it |
|---|---|
| Energy management practices | Metering, monitoring, energy policies and procedures |
| Behaviour change | Campaigns and switch-off routines |
| Training | Staff and driver training in efficient operation |
| Controls improvements | Building management, timers, sensors and set-points |
| Capital investment | New plant, lighting, insulation, vehicles |
| Other measures | Anything outside the five above |
In the statutory accounts
The default home is the directors’ report; the Companies Act lets the directors move it.
The default: the SECR section is part of the directors’ report approved under section 415.
Under section 414C(11) the directors may place matters of strategic importance there instead.
Sources: CA 2006 s.415 · s.414C(11)
Wherever it sits, it is the same section with the same paragraphs behind it, and the directors who approve the report are answerable for it under section 419.
An LLP has no directors’ report, so its equivalent is the energy and carbon report required by regulation 12B.
A heading such as “Streamlined energy and carbon reporting” makes the section easy for an auditor, a reader and a reviewer to find, and the SECR report template shows one laid out.
Sign-off
The section is approved as part of the directors’ report under section 415 of the Companies Act 2006, and a director who approves a non-compliant report knowingly or recklessly commits an offence under section 419.
Section 414C(11) lets the directors carry directors’-report matters they consider of strategic importance into the strategic report instead, which is how some companies present energy and carbon alongside their climate disclosures.
Those climate disclosures are a separate regime: large companies’ climate-related financial disclosures under SI 2022/31, and, for companies it applies to, the FRC’s UK Corporate Governance Code 2024 on board oversight.
The auditor reads the directors’ report for consistency with the accounts; a kWh figure that contradicts the utilities cost line is the kind of mismatch that gets noticed, but this is not assurance — see sustainability assurance.
The FRC’s corporate reporting review can query a filed report, and the FRC’s annual review of corporate reporting sets out what it looked at in the year.
The filing period does not move for a weekend or bank holiday, and late accounts attract the Companies House late filing penalty on the company; the sister reference at sustainabilityreportingstandards.co.uk keeps a SECR deadline calendar.
Companies House receives the accounts; there is no SECR portal, register or acknowledgement.
| Reporter | Document | Approved by | Filing period |
|---|---|---|---|
| Private company | Directors’ report | The board | 9 months |
| Public company | Directors’ report | The board | 6 months |
| LLP | Energy and carbon report | The members; signed by a designated member | 9 months |
Move 7 · the calendar
Because the section is filed with the accounts, its real deadline is earlier than the filing date: it has to be settled before the board approves the directors’ report and before the auditor reads it.
A private company with a 31 December 2026 year end files by 30 September 2027, and a public company by 30 June 2027; an LLP has the private company’s nine months.
Work back from the board meeting that approves the annual report: the energy figures need the last quarter’s invoices and mileage claims, which arrive weeks after the year end.
Estimates for a missing final month are acceptable if they are disclosed as estimates, and are often the difference between a report on time and one delayed.
The calculator beside this text gives the statutory date for any year end, applies the month-end rule and the first-accounts rule, and shows the late-filing penalty band for a given delivery date.
A late filing costs the company a civil penalty; a report filed on time but wrong is the directors’ problem under section 419, which is why the timetable should not squeeze the review.
SECR filing deadline · CA 2006 ss.442–443
File the accounts, with the SECR disclosures inside them, by Thursday 30 September 2027.
9 months after the end of the accounting reference period (s.442(2)).
Enter a delivery date to see whether a late-filing penalty applies.
| Lateness | Private company or LLP | Public company |
|---|---|---|
| Not more than 1 month late | £150 | £750 |
| More than 1 month, not more than 3 | £375 | £1,500 |
| More than 3 months, not more than 6 | £750 | £3,000 |
| More than 6 months late | £1,500 | £7,500 |
CA 2006 ss.442, 443 and 453; SI 2008/497 reg 4(2); SI 2008/1911 reg 17 for LLPs.
A late filing is a civil penalty on the entity; a non-compliant SECR report is a separate matter under s.419.
Not legal advice.
Before the board sees it
The builder beside this text lists the rows Schedule 7 requires for each reporter type and the statement any relief leaves behind; use it as the last check before the draft goes to the board.
Every required row is present, including the kWh figure, which is the one most often folded into a table heading and lost.
Every missing figure is covered by a stated reason: practicality, low energy use or serious prejudice.
The factor year is named for this year and last, and any change in method or boundary since last year is explained.
For an unquoted company, reimbursed business mileage is in the transport figure.
For a quoted company, the UK and offshore proportions are stated for emissions and for energy.
The intensity ratio uses the same denominator as last year, or last year’s ratio is restated on the new one.
Electricity is shown on a location basis, with any market-based figure beside it and its instruments named.
The SECR report template has model wording for each row once the checks pass.
SECR disclosure builder · Schedule 7
In the directors’ report, row by row:
An indicative reading of SI 2008/410 Sch 7 Parts 7 and 7A.
Not legal advice.
Where reports go wrong
| Mistake | Why it is wrong | Provision |
|---|---|---|
| Dropping the section after the auditors call the company medium-sized | SECR’s limits did not rise in April 2025 | Sch 7 ¶20B(2); SI 2024/1303 reg 5(3) |
| Entering or leaving SECR on one year’s figures | After the first year, status changes only after two consecutive years | ¶20B(1)(b) |
| Treating an AIM company as quoted | AIM is not the Official List, so the company is unquoted | CA 2006 s.385 |
| Leaving out reimbursed mileage (unquoted) | Transport fuel the company pays for is required | ¶20D(1)(b) |
| Omitting the kWh figure | An aggregate energy figure is a separate duty from the emissions | ¶15(3A), ¶20D(3) |
| Silently omitting figures under 40,000 kWh | The relief applies only if the report states the reason | ¶15(5)(a), ¶20D(7)(a) |
| Reporting emissions net of offsets | Nothing in Schedule 7 allows offsets to be netted off the figures | Sch 7 Parts 7 and 7A |
| A market-based zero for electricity, with no location figure | The guidelines prefer dual reporting and encourage location-based | ERG, 29 March 2019 note |
| Quoted comparatives for emissions only | ¶18A requires last year’s energy, proportion and narrative rows too | ¶18 and ¶18A |
| No factor year in the methodology | The 2026 electricity factor is not a like-for-like year | ¶16, ¶20F |
Spot the defect: six sentences from draft reports
Draft 1 of 6
“Our auditors now classify us as medium-sized, so we have dropped the energy and carbon section.”
What is wrong with it?
Most of these mistakes come from one habit: treating the March 2019 guidance or a secondary summary as though it were the schedule.
The schedule is short, and every row in the table can be checked against it in a few minutes.
The offset point matters more each year, as more companies buy credits: a figure net of offsets is a statement about credits bought, not about emissions reported, and SECR has no provision that turns one into the other.
A company that holds credits can describe them separately, beside the gross figures, without changing the figures themselves.
Six assumptions
Swipe or press next for the paragraph that answers each one.
SECR has its own limits, £36 million, £18 million and 250 employees, and they did not move when the Companies Act limits rose on 6 April 2025.
Quoted means the Official List, an EEA state, the NYSE or Nasdaq. AIM is unquoted for SECR, so the size test applies.
It is relief from disclosure, and only if the report states that the information is not disclosed for that reason.
No paragraph allows netting. Report gross figures; describe credits separately beside them.
No paragraph requires assurance. The auditor says whether the directors’ report is consistent with the accounts and legally compliant.
There is no SECR-specific penalty. Knowingly or recklessly approving a non-compliant directors’ report is an offence under section 419; the FRC can apply to court under section 456.
Sources: SI 2008/410 Sch 7 · CA 2006 s.385 · s.419 · s.456 · s.496 · SI 2024/1303 reg 5.
Your first SECR report
A company reporting for the first time has less to disclose and more to decide.
It has less to disclose because the comparative duties start in the second year: ¶20H opens “With the exception of the first year for which the directors’ report contains the information”, and ¶18 and ¶18A open the same way for quoted companies, so no prior-year figures are owed in the first report.
Those words count from the first report that actually contains the figures, so a company that used the 40,000 kWh relief last year and discloses this year is, for the comparative, in its first year again.
It has more to decide because the boundary, the ratio and the data sources chosen in year one become the baseline every later comparative is read against.
The second difference is the scope test: for a company that is new to SECR because it has grown, the two-year rule means the first reporting year is the second consecutive year over the limits, which gives a year’s warning to anyone watching the figures.
A newly incorporated company is the exception, judged on its first financial year alone under ¶20B(1)(a).
The third difference is evidence: a first-year reporter often finds that a meter, a fuel card or a mileage process has never been recorded in kWh or by fuel type, and the first report is where estimates and their basis are most likely to need disclosing.
The practical order is to run the scope test, fix and write down the boundary, gather twelve months of activity data, and draft the section with the SECR report template before the board timetable starts.
Collecting the second year’s data on exactly the same basis is what makes the second report straightforward.
The measured regime
DESNZ commissioned an independent evaluation, published on 29 January 2026, and followed it with a statutory post-implementation review on 26 May 2026, which the Regulatory Policy Committee rated fit for purpose.
The population figure that still circulates, around 11,900, appears in neither document; the 2018 impact assessment forecast 11,300, and the evaluation measured about 19,900.
The compliance range is a triangulation: machine-reading of filed accounts overestimates non-compliance, FRC reviews underestimate it, and the business survey sits between at 14–23%.
Per complier, the mean ongoing cost was £7,100 a year, against £2,300 predicted; the aggregate and the per-complier figures are separate measurements and should not be divided into one another.
On outcomes, 79% of compliers published data they otherwise would not have and 61% reported more senior interest, but only 25% said SECR had reduced their energy use.
Commentary on the review is available from law firms such as Linklaters; the figures here are taken from the government’s own documents.
Reforms
The written statement of 21 October 2025 announced the aim of removing the directors’ report, while keeping “reporting on energy and emissions” and moving it elsewhere in the annual report.
The Modernising corporate reporting consultation of 7 September 2026 carries that through: no prescribed location, anywhere in the first half of the annual report, and no statutory instrument yet.
Commentary such as this summary on Mondaq covers the wider package; the consultation document is the text to rely on.
UK SRS S1 and S2 were published by DBT on 25 February 2026 for voluntary use, and the FCA’s final rules now require listed companies in five categories to report against them on a comply-or-explain basis for accounting periods beginning on or after 1 January 2027.
Those rules finalise CP26/5, which had proposed making S2 mandatory; the final rules do not, and they leave SECR where it was.
SECR data is the natural starting point for the UK SRS S2 emissions metrics; UK SRS S1 and S2, UK SRS compliance, UK SRS Scope 3 reporting and the dated register of UK SRS events cover that side.
Wider Scope 3 reporting was the subject of a DESNZ call for evidence published on 19 October 2023, whose summary of responses followed in November 2024; SECR’s own Scope 3 duty remains the transport-fuel limb.
Adjacent regimes run separately: climate change agreements, the ESOS phases set by regulation 4 of the ESOS Regulations, and EU reporting for groups with EU operations, compared in CSRD and UK SRS.
Public bodies outside SECR’s populations report under their own arrangements — local authorities, for example, under the local authority emissions guidance.
| Item | Status on 30 September 2026 |
|---|---|
| Retain SECR with amendments | Recommended (DESNZ PIR, May 2026) |
| Standard template, clearer boundary guidance, ISSB alignment | Candidates for consultation — not decided |
| SECR and ESOS consultation | Intended “later in 2026”; not open |
| Directors’ report abolished; SECR relocated | Proposed (MCR consultation, to 30 Nov 2026) |
| UK SRS for listed companies | Final: comply or explain from 2027 (FCA PS26/19) |
The official guidance
The document every SECR explainer links to is the Environmental Reporting Guidelines, published jointly by the energy, environment and former business departments and last updated on 29 March 2019.
Its account of how to draw a boundary and treat leased assets is still the best official statement of method, which is why it remains worth reading.
Almost everything that has happened since is missing from it: the timeline beside this text lists the milestones a 2026 reporter needs and the guidelines do not mention.
It also carries two traps: it describes the low-energy relief as “40 MWh” rather than the schedule’s 40,000 kWh, and it explains the LLP threshold by reference to the Companies Act sections that moved in 2025.
It still describes the CRC Energy Efficiency Scheme as though it were live, although CRC ended after the 2018–19 compliance year.
DESNZ’s own review names clearer guidance on eligibility, sites and group boundaries as the first theme for its planned consultation.
The practical rule is to take method from the guidelines and every threshold, date and adjacent regime from the instrument.
The Environmental Reporting Guidelines page, still the only official SECR guidance.
SI 2022/31 for large companies; not covered by the guidelines.
DESNZ tests wider value-chain reporting, including under SECR.
Companies Act limits rise; SECR’s do not.
By DBT, for voluntary use.
With a changed electricity method and no condensed set.
Side by side
| SECR | UK SRS S2 | ESOS Phase 4 | CSRD (EU) | |
|---|---|---|---|---|
| What it covers | Energy and emissions | Climate-related risks, opportunities and metrics | Energy audit and savings | The full range of sustainability matters |
| Who | Quoted companies; unquoted companies and LLPs over two of £36m, £18m, 250 | Listed companies in UKLR 6, 14, 15, 16 and 22 (FCA PS26/19); voluntary for others | UK undertakings with 250 persons, or over £44m turnover and £38m balance sheet | EU companies and some non-EU groups, under the amended Directive |
| Status | In force since 1 April 2019 | Comply or explain for periods from 1 January 2027 | In force; Phase 4 notification by 5 December 2027 | EU law; applies outside the UK |
| Where it appears | Directors’ report, or an LLP’s energy and carbon report | Annual report (UK listing rules) | Notification to the Environment Agency | Management report (EU) |
| Emissions | Scope 1 and 2; transport fuel for unquoted | Gross Scope 1, 2 and 3; one-year Scope 3 relief | Energy in kWh, not emissions | Under ESRS E1 |
| Assurance | None required | Not required; if obtained, name provider, scope and standard | Lead assessor review | Required under EU law |
The four overlap in data and differ in almost everything else, which is why one energy dataset, well documented, is the most useful thing a reporting team can build.
For the detailed comparisons, see ESOS and SECR, CSRD and UK SRS and UK SRS S2.
From SECR to UK SRS
Energy in kWh and the emissions from it, within the company’s statutory boundary, for the unquoted limbs UK-only.
Absolute gross Scope 1, 2 and 3 emissions, with Scope 2 on a location basis; Scope 3 has a one-year relief.
Since 30 September 2026 the question is concrete for listed companies: the FCA’s PS26/19 requires companies in UKLR 6, 14, 15, 16 and 22 to report against UK SRS on a comply-or-explain basis for accounting periods beginning on or after 1 January 2027, with first reports in 2028.
UK SRS S2 asks for absolute gross Scope 1, Scope 2 and Scope 3 emissions, and for Scope 2 on a location basis, so a SECR dataset built on the location method is already most of the Scope 1 and 2 answer.
The gaps are boundary and breadth: an unquoted group’s SECR figures may be UK-only, and its Scope 3 extends only to transport fuel, while S2 covers the reporting entity as in its financial statements and the full value chain.
The FCA’s final rules give a one-year relief from disclosing Scope 3 under S2, and a company using it says so.
Nothing in either regime requires assurance; under the final rules, a company that obtains assurance names the provider, what was assured and the standard used.
SECR itself is not replaced: it still applies to quoted, large unquoted and large LLP reporters, and DESNZ has said it will consider how UK SRS data interacts with SECR to reduce duplication where possible.
The UK SRS compliance page sets out what comply or explain requires, and the Scope 3 reporting page covers the value-chain categories SECR leaves out.
Outside help
Help with SECR is a market, and DESNZ measured it: its evaluation found that 56% of compliers incur external costs, from consultancies and auditors to monitoring technology.
Nothing in the law requires outside help, and a company with a small estate and good invoices can produce a compliant section in-house.
Where help is bought, the useful questions are about the output, not the badge: will the work produce every Schedule 7 row for the company’s Part, the factor year, a written boundary, and workings the auditor and next year’s team can follow?
Software is the other route, and the SECR reporting software page sets out what a tool must hand back.
A provider describing a “SECR certificate” or “SECR accreditation” is describing something the regime does not have.
This site is an independent reference, not a provider; guides to choosing carbon consultants set out what to ask, and you can book a free 15-minute call to talk a question through.
Integrating SECR with broader goals mostly means re-using its data: the same dataset feeds a UK SRS S2 starting point, an ESOS assessment and a carbon reduction plan, and DESNZ’s review records that businesses found re-using SECR data across schemes easy in 40–71% of cases.
There is no accredited SECR provider
Schedule 7 creates no accreditation, register or approval for anyone who prepares or checks a SECR section.
Accreditation in this field belongs to other regimes: an ESOS participant must appoint its lead assessor from an approved register, which is an ESOS rule and says nothing about SECR.
Further reading
The law
Guidance and bodies
Organisations that want outside help can compare carbon footprint consultants and net zero consultancies, or read our guide to sustainability recruitment consultancies when building a team; the sustainability reporting overview and UK carbon reporting requirements set SECR among the other duties.
UKSRS.ORG.UK is an independent reference, not an adviser; start from the home page, the SECR overview, or read our privacy policy and terms of service.
Frequently asked
Confirming the company is in scope on the two-year size test, fixing the organisational boundary, collecting a year of electricity, gas and transport-fuel data (and heat, steam and cooling for a quoted company), converting it with the conversion factor set for the year the activity happened, choosing and keeping an intensity ratio, writing the methodology and any efficiency narrative, and approving the section with the directors’ report before the accounts filing deadline.
There is no separate SECR submission.
The UK government conversion factors published by DESNZ, matched to the year in which the activity took place.
DESNZ says the 2026 factors are for activity data falling entirely or mostly within 2026, so a company reporting on its 2026 financial year uses the 2026 set even though it files in 2027.
Name the set and its year in the methodology statement.
Partly because the grid decarbonised and partly because DESNZ changed its method.
In 2026 it cut the data lag in the electricity factor from two years to one, so the change from the 2025 set reflects two years of grid change plus some methodological corrections.
DESNZ’s own breakdown attributes roughly 6 to 7 percentage points of the fall to methodology.
Say so in the methodology statement so the comparative is not read as an efficiency gain.
Only in a market-based figure.
The government’s guidance says dual reporting — a location-based figure using grid-average factors alongside a market-based figure reflecting contracts such as renewable tariffs or REGOs — is its preferred approach, and that organisations not dual reporting should use the location-based method.
A market-based figure on its own, often a zero, is not the figure the guidance asks for.
If the company is an unquoted company or LLP, yes, where the company is responsible for purchasing the fuel — including by reimbursing business mileage claims.
Paragraph 20D(1)(b) of Schedule 7 covers fuel consumed for the purposes of transport, and the government guidance limits the mandatory element to transport where the organisation pays for the fuel.
A quoted company has no such duty.
No. Nothing in Schedule 7 requires assurance, and the government guidance says there is no statutory requirement to have environmental information audited.
The statutory auditor reads the directors’ report for consistency with the accounts and compliance with the law, which is not an opinion on the emissions data.
Voluntary third-party assurance is available and some companies buy it.
DESNZ’s January 2026 evaluation measured a mean ongoing cost of £7,100 a year per complier, made up of about 94 hours of internal staff time (around £2,500) plus external costs, which 56% of compliers incur.
That is a measured average across the regime, not a price for any service, and it is far above the £2,300 the 2018 impact assessment predicted.
There is no SECR-specific penalty.
A directors’ report that does not comply exposes directors who knew or were reckless to the Companies Act 2006 section 419 offence, and the FRC can seek a court order to revise it under section 456, though the FRC says every case to date has been resolved voluntarily.
Filing the accounts late carries the Companies House late filing penalty on the company.
Not yet.
DESNZ’s May 2026 review recommends keeping SECR with amendments and lists five areas, including a standard template, for a planned consultation; none is decided and the consultation has not opened.
The Modernising Corporate Reporting consultation proposes moving SECR out of the directors’ report, which it would abolish; that is also a proposal.
In the UK it usually means Streamlined Energy and Carbon Reporting: the annual section of a company’s directors’ report, or an LLP’s energy and carbon report, giving its energy use in kWh, the greenhouse gas emissions from it, at least one intensity ratio, the methodology, last year’s figures and any energy efficiency measures taken.
It applies to quoted companies, and to unquoted companies and LLPs over two of £36 million turnover, £18 million balance sheet and 250 employees.
Multiply each energy quantity in kWh by the DESNZ conversion factor for that fuel and year, and add the results.
For UK grid electricity in the 2026 set the location-based factor is 0.13096 kgCO2e per kWh, so 1,000,000 kWh is about 131 tonnes CO2e; fuels use their own factors from the same workbook.
Divide the total by the chosen activity measure for the intensity ratio, and name the factor year in the methodology.
Describe the principal measures taken in the financial year to increase energy efficiency, and quantify the saving where you can, saying how it was estimated.
The duty applies if measures were taken; a sentence saying none were is not required by Schedule 7 but removes doubt.
Grouping measures under headings such as management practices, behaviour change, training, controls and capital investment, the categories ESOS uses, makes the narrative easier to follow year to year.
For a private company or LLP with a 31 December 2026 year end, the accounts, and the SECR section inside them, are due by 30 September 2027: nine months under section 442 of the Companies Act 2006, ending on the last day of the month because the year ended on a month end.
A public company has six months, to 30 June 2027.
The date does not move for a weekend.
Yes, as a starting point.
UK SRS S2 asks for absolute gross Scope 1, 2 and 3 emissions and a location-based Scope 2 figure, so the SECR dataset covers much of Scope 1 and 2, but an unquoted company’s SECR boundary may be UK-only and its Scope 3 coverage is limited to transport fuel.
Since the FCA’s PS26/19 of 30 September 2026, listed companies in scope report against UK SRS on a comply-or-explain basis from 2027; SECR continues alongside.
It depends on the company.
Quoted companies report energy and emissions under SECR at any size; unquoted companies and LLPs report under SECR once they exceed two of £36 million turnover, £18 million balance sheet and 250 employees on the two-year rule.
The largest companies also make climate-related financial disclosures under section 414CB of the Companies Act 2006, and listed companies in UKLR 6, 14, 15, 16 and 22 report against UK SRS on a comply-or-explain basis for periods from 1 January 2027.
Not by law, unless they are quoted.
SECR exempts an unquoted company that meets two or more of the limits of £36 million turnover, £18 million balance sheet and 250 employees, and the other statutory climate duties apply only to the largest and listed companies.
Small businesses are often asked for figures by customers, lenders or public-sector buyers, which is a commercial request rather than a legal duty.
No. Schedule 7 creates no accreditation, register or approval for anyone who prepares or checks a SECR section, and there is no SECR certificate.
Consultancies and software vendors offer support, and DESNZ’s evaluation found 56% of compliers incur external costs, but none holds a SECR status the law recognises.
ESOS lead assessors are drawn from approved registers, which is an ESOS rule.
Every sector.
Schedule 7 sets its test by company type and size, not by industry, so a manufacturer, a retailer, a law firm structured as an LLP and a services group are all in scope once they meet it.
What differs by sector is the shape of the data: manufacturers burn more fuel on site, property-heavy businesses buy more electricity, and logistics businesses carry large transport-fuel figures.
No. The only travel SECR requires is the transport-fuel limb for unquoted companies and LLPs, which covers fuel the company is responsible for purchasing, including employees’ own cars on reimbursed mileage.
Flights, rail and taxis the company does not operate can be reported voluntarily.
A quoted company has no transport-fuel limb.
The official guidance is the Environmental Reporting Guidelines, including the SECR requirements, published by the energy, environment and former business departments and last updated on 29 March 2019.
It remains the government’s statement of method for boundaries and leased assets, but it pre-dates the 2025 change to Companies Act size limits, the 2026 conversion factors and UK SRS, and it states the low-energy relief as 40 MWh rather than the schedule’s 40,000 kWh.
DESNZ’s May 2026 review names updated guidance as the first candidate for its planned consultation.
It is the set of rules inserted into Schedule 7 of SI 2008/410 for companies, and into the LLP accounts regulations SI 2008/1911 for LLPs, by SI 2018/1155, in force for financial years beginning on or after 1 April 2019.
It replaced the CRC Energy Efficiency Scheme as the government’s corporate energy and emissions disclosure requirement, and sits in the directors’ report or the LLP energy and carbon report.
DESNZ’s May 2026 review recommends keeping it with amendments.
Schedule 7 prescribes none; it requires the report to state the methodologies used (paragraphs 16 and 20F).
The government’s Environmental Reporting Guidelines describe the Greenhouse Gas Protocol approach and its scopes, and most reports name the GHG Protocol Corporate Standard with the DESNZ conversion factors for the relevant year.
Whatever is used, name it, name the factor set and state any estimates.
Not from the duty itself once a company is in scope, but there are reliefs, and each must be stated in the report.
A subsidiary included in a compliant parent group report need not report separately; information may be left out for a company that consumed 40,000 kWh of energy or less (in the United Kingdom, for an unquoted company); information that would be seriously prejudicial may be omitted; and information that is not practical to obtain may be left out with a statement of what and why.
An unquoted company may also exclude energy and emissions outside the United Kingdom and offshore area.
In the directors’ report, for a company, and in the energy and carbon report for an LLP. Section 414C(11) of the Companies Act 2006 lets directors place directors’-report matters of strategic importance in the strategic report instead, so some companies put energy and carbon beside their climate disclosures.
Either way the same paragraphs of Schedule 7 govern it and the directors approve it under section 415.
Sources
Every figure, date and status on this page traces to the instrument’s owner.
Secondary commentary is never the source for a number.
The March 2019 guidance and its 29 March 2019 note preferring dual reporting of electricity.
The lessee rule, the transport-fuel test and the absence of any statutory audit requirement.
The unquoted duties, ¶¶20D–20J, and the ¶20B size test.
The quoted-company duties, ¶¶15–19A.
The LLP energy and carbon report.
Published 11 June 2026; flat file corrected 31 July 2026.
Factors are for activity data falling entirely or mostly within 2026.
The data lag cut from two years to one, and what it does to electricity.
Location-based and market-based methods.
19,900 in scope; £7,100 mean ongoing cost per complier; 94 hours of staff time.
Retain with amendments; comparability “hampered by heterogeneous intensity metrics”.
The September 2021 thematic review of SECR disclosures.
Directors may place directors’-report matters of strategic importance in the strategic report.
The accounts filing periods SECR inherits.
The two-year exemption test the scope check applies.
UK SRS on a comply-or-explain basis for listed companies from 2027; the bridge SECR data now feeds.
A condition of participation for in-scope contracts over £5m a year; policy, not a duty on companies.
Which companies make climate-related financial disclosures.
The statutory copy of the review: retain with amendments, and the five candidate areas for consultation.
What the auditor says about the directors’ report: consistency and legal compliance, not assurance over emissions.
The liability regime for directors’ reports.
The penalty on the company if the accounts, and so the SECR section, are late.
The six energy-saving categories and estimation methods an ESOS report uses, which can structure a SECR narrative.