ISO 14001 · Environmental management systems
ISO 14001: the 2026 edition and the UK transition
ISO 14001 is the international standard for an environmental management system, and its fourth edition, ISO 14001:2026, was published on 15 April 2026.
For UK-accredited certification, UKAS has set three dates: certification bodies accredited for the new edition by 30 April 2027, no new 2015 certificates after 31 October 2027, and every certified organisation transitioned by 30 April 2029.
The standard sets no performance level, and certification is voluntary — which is why the certificate’s chain of accreditation, and what it does not prove, matter as much as the clauses.
The standard
What an environmental management system is, and what ISO 14001 asks
An environmental management system is the set of policies, procedures, controls and records an organisation uses to manage its effect on the environment deliberately rather than by accident.
ISO 14001 does not set performance levels; it sets a framework.
Clause 1 of the standard says so in terms: it “does not state specific environmental performance criteria” (ISO 14001:2026, Clause 1).
You identify your environmental aspects, set objectives against them, put controls in place, measure what happens and review the result: plan, do, check, act.
Because it specifies a system rather than an outcome, two organisations doing similar work with different obligations and goals can both conform.
ISO’s own explainer, ISO 14001 explained, puts it in the same family as ISO 9001 for quality and ISO 45001 for health and safety, which share the structure clause for clause.
ISO certifies nobody: “ISO does not perform certification or issue certificates” (ISO, Certification).
Certificates come from independent certification bodies, and in the UK the ones that matter are accredited by UKAS, which the accreditation section below takes apart.
| Clause | What it asks for |
|---|---|
| 4 Context | Internal and external issues, interested parties, the EMS scope |
| 5 Leadership | Top-management commitment, environmental policy, roles |
| 6 Planning | Aspects, compliance obligations, risks and opportunities, objectives, changes |
| 7 Support | Resources, competence, awareness, communication, documented information |
| 8 Operation | Operational control, including externally provided processes; emergencies |
| 9 Performance evaluation | Monitoring, evaluation of compliance, internal audit, management review |
| 10 Improvement | Nonconformity and corrective action; continual improvement |
The edition in force
The current ISO 14001 standard: published 15 April 2026
ISO 14001:2026 is the fourth edition, and its foreword says it “cancels and replaces the third edition (ISO 14001:2015)” and replaces the 2024 amendment (ISO, 15 April 2026).
The 2015 edition’s catalogue record now reads “Withdrawn”, at stage 95.99, and tells certified organisations to consult their certification body about transition.
A withdrawn standard is not a dead certificate: certificates to it stay valid for a defined period and then stop, which is the subject of the transition section.
ISO serves the current edition at a standard-number address, iso.org/standard/14001, while the withdrawn edition keeps its numeric record, so a link tells you which edition it means.
When citing a certificate, ISO asks for the full designation — “certified to ISO 14001:2026”, not “certified to ISO 14001”.
In the UK the standard is sold by BSI as BS EN ISO 14001:2026, the European adoption of the same text.
ISO’s news item puts the number of certified organisations worldwide at more than 670,000, citing the ISO Survey 2024; the survey itself is now produced on IAF CertSearch rather than on ISO’s survey page.
- Feb 2024ISO 14001:2015/Amd 1:2024
The climate amendment to clauses 4.1 and 4.2.
- 3 Mar 2026ISO 14001:2026 enters publication
Stage 60.00.
- 15 Apr 2026ISO 14001:2026 published
Stage 60.60; the 2015 edition and its amendment replaced.
- 22 May 2026UKAS transition bulletin, Revision 1
The binding UK timetable.
The clauses
What changed between 2015 and 2026, clause by clause
Two honest summaries of this revision sound contradictory until you separate the framing from the normative text.
ISO describes stronger leadership accountability and a broader environmental context.
UKAS, which tells certification bodies what to audit, rates each clause.
| Clause (2026) | Change | UKAS rating |
|---|---|---|
| 4.1 Organisation and its context | Broader environmental conditions, climate included | Significant |
| 4.2 Interested parties | Needs and expectations, climate included | Significant |
| 4.3 Scope of the EMS | Life-cycle perspective explicit when setting scope | Significant |
| 5.2 Environmental policy | Wording | Minor |
| 6.1.1 General | Requirements moved out to 6.1.4 | Significant |
| 6.1.2 Environmental aspects | Revised | Significant |
| 6.1.4 Risks and opportunities | New as a discrete subclause | Significant |
| 6.3 Planning of changes | New — no equivalent in 2015 | Significant |
| 8.1 Operational planning and control | “Outsourced processes” becomes externally provided processes, products and services | Significant |
| 9.2.2 Internal audit programme | Documented programme and objectives | Minor |
| 9.3 Management review | Split into general, inputs and outputs | Minor |
| 10.1 Continual improvement | Retitled; old 10.3 removed as a separate subclause | Significant |
ISO groups the revision into three areas: a better understanding of environmental context, stronger leadership accountability, and a clearer focus on outcomes (ISO, what has changed).
Two subclauses are genuinely new, and both are where a transition audit will look first.
6.3 Planning of changes did not exist in 2015, and 6.1.4 pulls risks and opportunities out of the old general clause and expands it.
The substantive widening is 8.1: operational control now reaches externally provided processes, products and services, which is the value-chain change.
Internal audit gains a documented programme with objectives, and management review is split into three subclauses.
ISO’s own transition advice is evolutionary: review the new standard, run a gap analysis against the current system, plan the transition and build readiness.
Climate
Where the 2024 climate amendment went
In February 2024 ISO issued a short amendment to ISO 14001 and other management system standards, ISO 14001:2015/Amd 1:2024, on climate action.
It added to clause 4.1 that the organisation shall determine whether climate change is a relevant issue, and a note to 4.2 that interested parties can have climate-related requirements.
ISO 14001:2026 replaces the amendment along with the 2015 edition.
What changed in the folding is the framing: climate now sits in 4.1 and 4.2 alongside pollution, resource availability, ecosystem health and biodiversity as conditions an organisation considers when it sets its context.
A climate-relevance determination made for the 2024 amendment carries forward as a starting point, not a finished answer, because UKAS rates both clauses as significantly changed against the amended 2015 baseline.
“A February 2024 amendment requires organisations to consider climate change” describes a document that has been replaced.
The requirement lives on inside clauses 4.1 and 4.2 of ISO 14001:2026.
The clock
The ISO 14001 transition deadline: 30 April 2029, and two gates before it
Publication of a revised management system standard starts a transition period, and in the UK its dates come from UKAS.
The UKAS Technical Bulletin, Revision 1 of 22 May 2026, sets three dates for UK-accredited certification.
| Date | What happens | Who it binds |
|---|---|---|
| 30 Nov 2026 | First tranche of UKAS transition decisions | Certification bodies |
| 30 Apr 2027 | All UKAS transition decisions complete | Certification bodies |
| 31 Oct 2027 | No new certifications to ISO 14001:2015 | Certification bodies, and anyone certifying for the first time |
| 30 Apr 2029 | All certified customers transitioned | Every certified organisation |
The 2029 and 2027 dates follow a month-end convention: the period runs from the end of the month of publication, 30 April 2026.
Arithmetic from the publication day gives 15 October 2027 and 15 April 2029, which are not the dates UKAS publishes.
The earliest gate binds your certification body, not you.
A 2026 certificate issued before the body has a positive UKAS decision for the new edition is, in UKAS’s word, unaccredited.
The transition audit is usually run inside a surveillance or recertification visit rather than as a separate event, so the certificate’s own cycle decides when it happens.
Two cautions apply: these are UKAS’s dates for UK-accredited certification, not international ones, and UKAS has said it will update its plan if the Global ACI mandatory document conflicts with it.
Accreditation bodies elsewhere apply the same convention; Italy’s Accredia gives 30 April 2029 for the end of transition.
Transition clock · UKAS dates for UK-accredited certification
UKAS has said it will update its plan if the international mandatory document conflicts with it.
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Accreditation
ISO 14001 accreditation: the chain behind a certificate
There is a chain behind every meaningful certificate, and readers are rarely shown it.
Certification is a body’s written assurance that a system meets the standard; accreditation is the formal recognition that the certification body itself operates to international standards (ISO).
UKAS is the UK’s sole national accreditation body, appointed under regulation 3 of the Accreditation Regulations 2009, and accredits environmental management system certification bodies against ISO/IEC 17021-1.
The government’s position is direct: “Government only recognises UKAS accreditation of organisations operating in the UK” (DBT, Accreditation).
The same guidance warns that claiming accreditation without it may be an offence under the Business Protection from Misleading Marketing Regulations 2008, and UKAS publishes a page on counterfeit certificates.
ISO itself is careful in the other direction: accreditation is not compulsory, and a non-accredited body is not necessarily disreputable.
What accreditation adds is an independent check on the auditor’s competence and on how long the audit ran, and recognition across the international arrangement.
Only UKAS-accredited certificates carry the UKAS symbol, and contracts increasingly specify accredited certification.
The body that certifies a system may not also have built it: ISO/IEC 17021-1 keeps certification and management-system consultancy apart, which is why sustainability certifications and the consultancy pages on this site treat them as separate purchases.
More on UKAS’s status is on its own site.
Before you sign · four free checks
- The body. Find it in the UKAS directory and read its schedule: it lists the standards it may certify to.
- The certificate. UKAS CertCheck verifies an accredited management-system certificate, free.
- The edition. Until the body has a positive UKAS decision for 2026, its 2026 certificates are unaccredited.
- Abroad. IAF CertSearch covers accredited certificates worldwide.
The process
How ISO 14001 certification works, stage by stage
The sequence is standardised because ISO/IEC 17021-1 standardises it: a two-stage initial audit, surveillance in the first and second years, recertification in the third.
| Step | What happens | Who |
|---|---|---|
| Gap analysis | Current practice assessed against ISO 14001:2026 | Internal, or with outside help |
| Build the system | Policy, aspects, obligations, objectives, controls, records | Internal, optionally with consultancy |
| Run it | Long enough to produce records | Internal |
| Internal audit and management review | Clauses 9.2 and 9.3 — Stage 2 will look for their records | Internal |
| Stage 1 audit | Documentation and readiness reviewed | Certification body |
| Stage 2 audit | Implementation and effectiveness, at your sites | Certification body |
| Certification decision | Starts a three-year cycle | Certification body |
| Surveillance | At least once a calendar year; the first within 12 months of the decision | Certification body |
| Recertification | In the third year, before the certificate expires | Certification body |
The variable is almost never the audit; it is how long the internal build takes and whether there is an existing system to extend.
Internal audit and management review are not optional pre-work: they are clauses of the standard, and a Stage 2 audit looks for their records.
Anyone starting now is building to the 2026 edition, so the clause table above is the gap analysis, not the 2015 text.
The price
What ISO 14001 certification takes, and why the audit days are published
The largest part of a certification body’s fee is time, and the time is set by a published table.
IAF MD 5 is mandatory on accredited certification bodies and sets audit time from two inputs: the effective number of personnel and the environmental complexity of the activity.
Complexity is not a judgement call either; Table EMS 2 maps sectors to categories, from mining, chemicals and cement at high to offices, telecoms and education at limited.
Table EMS 1 then gives the combined Stage 1 and Stage 2 days: four for 40 people at low complexity, seven at high, eleven for 100 people at high.
The guardrails
An audit day is normally eight hours (§1.8).
Reductions may not take the time more than 30% below the table (§3.9).
The audit itself, opening meeting to closing meeting, should typically be no less than 80% of the calculated time (§2.1.2).
Surveillance totals about a third of the initial time each year, and recertification about two-thirds of a fresh calculation (§§5, 6).
The most useful sentence in the document is §4.4: the certification body shall give the client its audit-time calculation and justification as part of the contract.
Ask for the MD 5 working; a body that will not produce it is telling you something.
The money
Day rates are commercial, few bodies publish them, and this page publishes none.
Some certification bodies publish their own guides, such as Amtivo’s guide to ISO 14001; read any price there as that body’s own, on the date it was published.
Implementation — internal time, any consultancy and tooling — is separate from certification and is usually the larger number.
Auditor-day calculator · IAF MD 5, Table EMS 1
e.g. hotels and restaurants, plastic moulding, metal fabrication, mechanical assembly, wholesale and retail (Table EMS 2).
Days, not money: day rates are commercial.
Your certification body must give you its calculation and justification as part of the contract (§4.4).
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Implementation
What an auditor will ask to see, clause by clause
ISO 14001 is written as requirements, and a Stage 2 audit tests them by looking at evidence.
The list below is an editorial reading of what that evidence usually is; the standard’s own text is behind ISO’s paywall and is the authority.
| Clause | Evidence an auditor typically looks for | Common gap |
|---|---|---|
| 4.1–4.3 Context and scope | A record of internal and external issues, interested parties and their requirements, and the EMS scope with its boundaries | Climate and biodiversity conditions not considered, or the scope drawn around the easy sites |
| 5.2 Policy | A signed environmental policy, communicated and available to interested parties | A policy nobody below the board has seen |
| 6.1.2 Aspects | An aspects and impacts register with the significance method stated | Significance scored but the method not written down |
| 6.1.3 Compliance obligations | A register of legal and other requirements, kept current | SECR, ESOS or waste duties missing from the register |
| 6.1.4 and 6.3 | Risks and opportunities, and how changes are planned | New in 2026: no record of how a change was assessed |
| 6.2 Objectives | Objectives with owners, resources, dates and measures | Objectives that cannot be measured |
| 8.1 Operational control | Controls for significant aspects, including externally provided processes | Contractors and suppliers outside the controls |
| 8.2 Emergencies | Tested emergency arrangements | Plans never tested |
| 9.1 Monitoring and compliance evaluation | Monitoring results and a dated evaluation of compliance | Data collected but not evaluated |
| 9.2 and 9.3 | An internal audit programme with objectives; management review records | A review held but not minuted |
| 10.2 Corrective action | Nonconformities with causes and actions closed out | Actions open since the last audit |
The compliance obligations register is where ISO 14001 and UK reporting law meet most directly.
A UK organisation in scope of SECR or ESOS should expect an auditor to find both on the register, with the dates that apply to it.
The ESOS dates are on the ESOS energy audits page, and the SECR test on SECR thresholds.
Without a certificate
Certification is one of four ways to show conformity
The standard does not say an organisation must be certified to use it.
Section 0.5 of ISO 14001:2026 lists four ways to demonstrate conformity, and certification is only one.
An organisation can run an environmental management system to the standard, declare that it does, and never buy an audit.
The reason most do buy one is the reader: a tender, a customer or a lender usually wants the declaration checked by someone independent.
For a small organisation the arithmetic matters: IAF MD 5 starts at 2.5 audit days for one to five people at most complexity levels, plus yearly surveillance.
Where nobody outside is asking, a self-declared system built to the standard captures most of the internal benefit at none of the audit cost.
Whatever the route, the system sets no performance level; a certificate says the system conforms, not that the organisation performs well.
| Route in §0.5 | Who confirms it |
|---|---|
| Self-determination and self-declaration | The organisation itself |
| Confirmation by interested parties | For example, a customer |
| External confirmation of a self-declaration | A party outside the organisation |
| Certification | A certification body, ideally accredited |
Integration
ISO 14001 with ISO 9001 and ISO 45001: one system, three standards
ISO writes its management system standards to a harmonised structure, and ISO says the 2026 edition of ISO 14001 strengthens that alignment (ISO).
An organisation already certified to ISO 9001 or ISO 45001 can run risk management, internal audit, management review and improvement once, across all of them.
The difference between ISO 14001 and ISO 45001 is the subject, not the shape: environmental aspects and impacts in one, occupational health and safety risks in the other.
IAF MD 5 sets audit time separately for each standard, and its Annex C has its own table for ISO 45001 (IAF MD 5); an integrated audit by one body is common.
The practical gain is fewer documents and one management review; the practical risk is a system so integrated that nobody owns the environmental part.
| Standard | Subject | Shared structure |
|---|---|---|
| ISO 14001:2026 | Environmental management | Yes |
| ISO 9001:2015 | Quality management | Yes |
| ISO 45001:2018 | Occupational health and safety | Yes |
| ISO 50001:2018 | Energy management | Yes |
Obligation
Is ISO 14001 mandatory in the UK?
No. ISO 14001 certification is voluntary, and no UK statute requires it.
That is the complete legal answer and the least useful one, because the requirement usually arrives by contract.
Public procurement, large-customer supplier requirements and sector pre-qualification schemes ask for it, and increasingly ask for it to be UKAS-accredited.
The reporting regimes are different in kind: SECR is law and applies by threshold, and ESOS is law with civil penalties, whether or not a company holds any certificate.
UK SRS S1 and S2 are voluntary standards; the FCA’s final rules apply them to listed companies on a comply-or-explain basis, and UK SRS scope sets out who that reaches.
If a tender asks for “ISO 14001 or equivalent”, the equivalent it will accept is almost always an accredited certificate, not an uncertified system.
| Regime | UK status | What forces it |
|---|---|---|
| ISO 14001 | Voluntary certification | Contracts, procurement, supply chains |
| ISO 50001 | Voluntary certification | Contracts — and an ESOS compliance route |
| SECR | Law, by threshold | Companies Act reporting regulations |
| ESOS | Law, by threshold | SI 2014/1643, civil penalties |
| UK SRS | Voluntary standards | FCA comply-or-explain rules for listed companies, periods from 1 Jan 2027 |
| EMAS | Not available through a UK body | EMAS Global only |
The bridge
ISO 14001 and UK reporting: SECR, UK SRS S2 and ESOS
This is where a management system stops being an abstraction.
An EMS captures, by design, the data and governance evidence the reporting regimes ask for — and discharges none of them.
| ISO 14001 clause | Produces | Used by |
|---|---|---|
| 6.1.2 Environmental aspects | The impact inventory and its boundary | Reporting scope; materiality |
| 6.2 Objectives | Targets and the plans behind them | UK SRS S2 metrics and targets |
| 9.1 Monitoring and measurement | Energy and emissions data with an audit trail | SECR; ESOS energy audits |
| 9.2 Internal audit | Evidence that controls work | Assurance readiness |
| 9.3 Management review | Minuted top-management oversight | Governance disclosure |
| 8.1 Externally provided processes | Value-chain controls | Scope 3 boundary work |
Organisations that build an EMS first generally find SECR a reporting exercise rather than a data hunt.
Design the data collection once, to the finest level any obligation needs, and let each regime draw on it; the GHG Protocol categories are usually the right level, and Scope 3 is the part people wish they had structured earlier.
The obligations themselves are covered on SECR thresholds, SECR deadlines, the government’s SECR guidance, UK SRS S2 and the UK SRS timeline.
For the reference reading elsewhere in the network: SECR, SECR requirements, UK SRS S2, the ESOS scheme, ESOS compliance guidance and ESOS penalties.
Where this does not reach: holding an ISO 14001 certificate discharges no SECR, ESOS or UK SRS obligation.
Assurance of a sustainability report is a different engagement again, covered on UK SRS assurance.
The sister standard
ISO 50001, and the ESOS route ISO 14001 does not give
ISO 50001 is the energy management standard in the same family, sharing the harmonised structure almost clause for clause.
It matters because of ESOS: where ISO 50001 certification covers an undertaking’s total or significant energy consumption, the duties to appoint a lead assessor, carry out an energy audit and produce the ESOS report are treated as met (SI 2014/1643, reg 33 as amended).
The notification of compliance is still required, and ISO 14001 alone is not a compliance route.
The route is set out on ISO 50001 and ESOS, and the audit route on ESOS energy audits.
An integrated audit of both standards by one certification body is often shorter than two separate audits, within MD 5’s rules on reductions.
| Carries across from ISO 14001 | Has to be built new for ISO 50001 |
|---|---|
| Context, leadership and policy | Energy review and energy baseline |
| Competence, awareness, documented information | Energy performance indicators |
| Internal audit and management review | Significant energy uses |
| Nonconformity and corrective action | Energy objectives; design and procurement clauses |
The alternatives
ISO 14001 vs EMAS vs ESG, and why EMAS is not a UK route
| ISO 14001 | EMAS | ESG | |
|---|---|---|---|
| What it is | Certified management system | Registered scheme built on ISO 14001 | An assessment frame, not a certification |
| Scope | Environmental | Environmental, plus a public statement | Environmental, social and governance |
| Public statement | Not required | Required and validated | Varies by framework |
| Open to UK organisations | Yes | Only via EMAS Global, through an EU competent body | Yes |
EMAS, the EU Eco-Management and Audit Scheme under Regulation (EC) No 1221/2009, asks for more than ISO 14001: the same system, plus verified legal compliance and a validated public environmental statement.
A UK organisation cannot register through a UK body; the route is EMAS Global, through the competent body of Finland, Germany, Spain, Italy, Austria, Belgium or Portugal.
The Commission publishes EMAS statistics; for a UK-only business, ISO 14001 is in practice the certified environmental management route.
ESG is a different kind of thing: a frame for environmental, social and governance performance rather than a certificate; what ESG is and ESG vs CSR cover it.
Whole-business certification is B Corp, and the carbon-accounting tools are on carbon management software and sustainability software.
How the reporting frameworks relate is on sustainability reporting frameworks, and the materiality question on double materiality.
Frequently asked
ISO 14001: questions people ask
What is ISO 14001?
ISO 14001 is the international standard for environmental management systems: a framework for identifying environmental aspects, meeting compliance obligations, setting objectives and improving over time on a plan-do-check-act cycle.
The current edition is ISO 14001:2026, published on 15 April 2026, which replaced ISO 14001:2015 and its 2024 climate amendment.
Is ISO 14001 mandatory in the UK?
No. ISO 14001 certification is voluntary and no UK statute requires it.
It is often required by contract, in procurement and supply-chain qualification, sometimes specifying UKAS-accredited certification.
SECR and ESOS are different: they are law and apply by threshold whether or not a company holds any certification.
What changed in ISO 14001:2026?
ISO describes three areas: a broader set of environmental conditions to consider in clauses 4.1 and 4.2, stronger leadership accountability, and a clearer focus on outcomes.
Two subclauses are new: 6.1.4 Risks and opportunities and 6.3 Planning of changes.
Operational control in 8.1 now covers externally provided processes, products and services.
UKAS’s gap analysis rates clauses 4.1, 4.2, 4.3, 6.1.1, 6.1.2, 6.1.4, 6.3, 8.1, 10.1 and the old 10.3 as significantly changed.
When is the ISO 14001:2026 transition deadline?
For UK-accredited certification, UKAS requires certification bodies to transition all certified customers by 30 April 2029.
Bodies stop issuing new certificates to the 2015 edition on 31 October 2027, and must themselves be accredited for the 2026 edition by 30 April 2027.
These are UKAS’s dates; UKAS has said it will update its plan if the international mandatory document conflicts with it.
Can I still certify to ISO 14001:2015?
Only until 31 October 2027 under UKAS’s timetable, and any such certificate must still transition by 30 April 2029.
An organisation starting now has no reason to build to the withdrawn edition.
What is the difference between ISO 14001 certification and accreditation?
Certification is a certification body’s written assurance that your management system meets the standard.
Accreditation is the formal recognition that the certification body itself operates to international standards; in the UK that recognition comes from UKAS.
ISO certifies nobody.
Only UKAS-accredited certificates carry the UKAS symbol, and UKAS CertCheck verifies them free.
How much does ISO 14001 certification cost?
The certification body’s time is set largely by a published table.
IAF MD 5 Table EMS 1 gives the initial audit days from effective personnel and environmental complexity — four days for 40 people at low complexity, seven at high.
Surveillance is about a third of that each year and recertification about two-thirds of a fresh calculation.
Day rates are commercial; the body must give you its calculation and justification as part of the contract.
Implementation cost is separate and usually larger.
How long does ISO 14001 certification take?
The certification audit is short: a Stage 1 review and a Stage 2 audit at your sites, sized by IAF MD 5.
The variable is the internal build, because the system has to run long enough to produce records, an internal audit under clause 9.2 and a management review under clause 9.3 before Stage 2.
Does ISO 14001 help with SECR or UK SRS?
It helps, but it discharges nothing.
Clause 9.1 produces monitored data, 6.2 produces objectives and 9.3 produces minuted top-management review, which is the evidence SECR and UK SRS S2 reporting draw on.
No SECR, ESOS or UK SRS obligation is met by holding a certificate.
Is ISO 14001 an ESOS compliance route?
No. ISO 50001, the energy management standard, is the route: where certification covers total or significant energy consumption, the lead assessor, energy audit and report duties are treated as met.
The notification of compliance is still required.
ISO 14001 alone does not count.
What are the main requirements of ISO 14001?
The standard follows ten clauses, of which clauses 4 to 10 carry the requirements: context of the organisation, leadership, planning, support, operation, performance evaluation and improvement.
In practice an auditor looks for a defined scope, an environmental policy, an aspects register, a compliance obligations register, objectives, operational controls, monitoring, internal audit, management review and corrective action.
What is the difference between ISO 14001 and ISO 45001?
They share ISO’s harmonised structure but have different subjects.
ISO 14001 manages environmental aspects and impacts; ISO 45001 manages occupational health and safety risks.
Many organisations run them as one integrated system with a single internal audit and management review, and certification bodies set audit time for each from IAF MD 5.
Can a consultant be ISO 14001 certified?
Not as a person.
ISO 14001 certifies an organisation’s management system.
A consultancy can hold a certificate for its own system, which says nothing about its advice, and a certification body may not also provide the management-system consultancy it certifies.
Can a UK organisation register for EMAS?
Not through a UK body.
The route open to an organisation outside the EU is EMAS Global, applying through the competent body of a member state that offers it: Finland, Germany, Spain, Italy, Austria, Belgium or Portugal.
Sources
Primary sources
Every figure, date and status on this page traces to the instrument’s owner.
Secondary commentary is never the source for a number.
- ISOISO 14001:2026 — catalogue record (fourth edition, 36 pages)
Published 15 April 2026 (life cycle 60.60); Clause 1: no environmental performance criteria.
- ISOISO 14001:2026 published — news item, 15 April 2026
“More than 670 000 certified organizations” (ISO Survey 2024).
- ISOISO 14001:2015 — catalogue record (withdrawn, stage 95.99)
- ISOISO 14001:2015/Amd 1:2024 — climate action changes (replaced)
- ISOISO 14001:2026 — what has changed
ISO’s summary: context, leadership, outcomes; new 6.1.4 and 6.3.
- ISOISO 14001 explained
- ISOCertification — “ISO does not perform certification”
Certification and accreditation defined; accreditation “is not compulsory”.
- United Kingdom Accreditation ServiceTechnical Bulletin: EMS — ISO 14001:2026 transition (Revision 1, 22 May 2026)
The UK dates: 30 April 2027, 31 October 2027, 30 April 2029.
- United Kingdom Accreditation ServiceAppendix A — gap analysis summary, ISO 14001:2015 to 2026 (Issue 1, 7 May 2026)
Extent of change, clause by clause.
- International Accreditation ForumIAF MD 5:2023 — Determination of audit time (Issue 4, Version 3)
Table EMS 1 audit days; §§1.8, 2.1.2, 3.9, 4.4, 5, 6.
- ISOISO/IEC 17021-1:2015 — requirements for certification bodies
Two-stage initial audit; surveillance yearly; recertification in year three.
- legislation.gov.ukThe Accreditation Regulations 2009 (SI 2009/3155), regulation 3
UKAS appointed as the UK national accreditation body.
- Department for Business and TradeAccreditation — guidance (updated 16 March 2026)
“Government only recognises UKAS accreditation of organisations operating in the UK.”
- legislation.gov.ukBusiness Protection from Misleading Marketing Regulations 2008 (SI 2008/1276)
A false claim of accreditation may be an offence.
- United Kingdom Accreditation ServiceAbout UKAS
- United Kingdom Accreditation ServiceFind an organisation — the accredited bodies directory
- United Kingdom Accreditation ServiceUKAS CertCheck (launched June 2022)
Free check of an accredited management-system certificate.
- United Kingdom Accreditation ServiceCounterfeit certificates and false claims of accreditation
- Global Accreditation Cooperation (Global ACI)Global ACI — formed from IAF and ILAC
- IAF CertSearchIAF CertSearch — accredited certificates worldwide
- ISOThe ISO Survey of Certifications — now produced on IAF CertSearch
- AccrediaCircolare informativa DC N°14/2026 — Nuova ISO 14001
Italy’s accreditation body on the same transition.
- BSIBS EN ISO 14001:2026 — the UK adoption
- EUR-LexRegulation (EC) No 1221/2009 — EMAS
- European CommissionEMAS Global — the member states offering registration
Finland, Germany, Spain, Italy, Austria, Belgium and Portugal.
- European CommissionEMAS statistics and graphs
- ISOISO 9001:2015 — Quality management systems
- ISOISO 45001:2018 — Occupational health and safety
- legislation.gov.ukESOS Regulations 2014 (SI 2014/1643), Schedule 1
ISO 50001, not ISO 14001, is an ESOS compliance route.
- Department for Business and TradeEnvironmental reporting guidelines, including SECR guidance
- Department for Business and TradeUK Sustainability Reporting Standards — guidance
- Financial Conduct AuthorityPS26/19 — UK SRS on a comply-or-explain basis from 2027
- AmtivoUltimate guide to ISO 14001 — a certification body’s own guide
Linked as a certification body’s published guide; not a source for any fact on this page.