This disclosure asks an organisation to explain how it goes about finding and assessing the impacts, risks and opportunities that matter for sustainability reporting. In practice, that means describing the process it uses to identify what is material, how it judges significance, and how it keeps that process up to date. The focus is on the method, not just the final list of topics: readers should be able to understand how the organisation reached its conclusions.
The practical emphasis is on whether the process is broad and systematic enough to cover the organisation’s real footprint, rather than only a few well-known or flagship sites. A useful explanation would show how the organisation looks across its own operations and, where relevant, its wider value chain, and how it makes sure important issues are not missed because they sit outside the most visible parts of the business.
This LRA educational guidance supports disclosure preparation. For the exact requirements, always refer to the official EFRAG source.
A quick mental checklist before you prepare this disclosure — tick each as you settle it.
Key datapoints to prepare
How to prepare it
Request the impact-and-risk assessment process evidence
Translate the disclosure into an internal business question — then adapt it to your organisation's own language.
Use your organisation’s own names for the process, committees, scorecards and review cycles first, then map them to the reporting disclosure. Keep the request in the language people actually use internally, and check the source material before sign-off.
Please provide the ESRS 2:IRO-1 materiality assessment methodology, decision steps, thresholds, assumptions, inputs, severity criteria, likelihood criteria, prioritisation approach, heightened-risk areas, due diligence input, stakeholders consulted, external experts consulted, how input was used, changes identified and reason for change.
Why it fails: It uses framework language only, which can be hard for the business owner to recognise. It also bundles many concepts into one long ask, so the recipient may not know which internal documents or systems to check. That makes it slower to answer and easier to miss evidence.
Please share the documents and notes that show how your team reviews and ranks the sustainability topics that matter most for [period]. I need the process steps, the rules used to separate higher-priority items, the main inputs, the criteria used to judge seriousness and chance of occurrence, any higher-risk areas, who was consulted, how their input changed the outcome, and what changed since the last cycle. A short table plus source files or links is fine.
Notes that turn data into a disclosure
LRA training templates — adapt them to your organisation, and check the official source before sign-off.
We can describe the basis of the assessment by setting out the method used, the steps followed to reach decisions, the cut-offs applied, the assumptions made, and the main inputs relied on.
This section can explain what the figures mean in practice by linking the assessment criteria, the ranking approach, any outside input, and the areas identified as needing closer attention.
If the numbers moved during the period, we can explain that by pointing to the changes identified, the reasons behind them where known, and any shift in the inputs, thresholds, or external input used.
Preparation tools & forms
Professional preparation tools for IRO-1 — free with an LRA Community membership. Register once (it's free) and every download unlocks, together with the Disclosure Library, templates and the LRA AI-assistant.
For each claim, check the evidence
Evidence pack to prepare
Common reporting gaps
Mistakes to avoid when collecting the data
Where judgement is often needed
Illustrative examples
Synthetic, written by LRA — not from a company report, not text from any standard.
*Illustrative only.* We first mapped the issues most likely to affect our business model and supply chain, then screened them using a simple scoring method that combined scale of effect, how hard it would be to put right, and how likely it was to happen. We treated matters as higher priority where the score crossed our internal cut-off, where our assumptions were more conservative, or where the issue sat in a known higher-risk part of the business; for this exercise, we used 18 internal and external data inputs, consulted 12 people from operations, procurement, HR and worker representatives, and brought in 2 outside specialists, whose views helped us refine the ranking and confirm 4 areas for closer due diligence. - Our method used a three-step review: identify, score, then rank; the cut-off for escalation was a combined score of 12 or more out of 20. - We assumed stable production volumes, unchanged supplier mix, and no major acquisition during the period. - We found 3 changes in the period: 1 new issue added, 1 issue moved up in priority, and 1 issue removed after further review.
Synthetic illustration for training only; not legal, assurance, or filing advice.
*Illustrative only.* We assessed our impacts by starting with a longlist of topics, then testing each one against agreed severity and chance criteria before deciding what to focus on first. In practice, we gave more weight to issues with larger potential effect, longer recovery time, wider reach, and stronger likelihood signals; we also paid special attention to labour-intensive sites and water-stressed locations, which we treated as heightened-risk areas. For this review, we drew on 15 information sources, spoke with 10 internal and external stakeholders, involved 3 independent advisers, and used their input to adjust the scoring, confirm that due diligence was needed for 5 topics, and record 2 material changes from the prior cycle. - Our decision path was: gather evidence, test against the criteria, then prioritise the most significant matters. - The working assumptions were steady demand, no major regulatory shock, and no sudden loss of a key supplier. - The period brought 2 changes: one topic became more significant and one dropped below our threshold.
Synthetic illustration for training only; not legal, assurance, or filing advice.
How companies report IRO-1 in practice
Real reports where this topic is disclosed. These are report practice, not exact disclosure templates to copy.

Scenarios to work through
A group is drafting its materiality process note. The team has a workshop map and a spreadsheet of site, supplier and customer inputs, but the write-up only says the board reviewed the outcome.
A preparer has ranked several issues using a scorecard. One issue was placed above the rest because it could cause serious harm even though the team thought it was less likely than others, and the draft does not explain why that issue came first.
The sustainability team consulted worker representatives and an external environmental adviser. Their draft mentions the meetings, but it does not say what parts of the assessment were shaped by that input.
Last year’s process focused mainly on operational sites. This year the team added a new supplier-screening step and changed the threshold for escalating climate-related issues after a severe weather review.
Related framework references
How this disclosure maps across the major reporting frameworks.
Questions this page answers
Start with the page’s datapoints to prepare: assessment method, steps, cut-offs, assumptions, inputs, severity and likelihood bases, priority setting, high-risk focus areas, due diligence input, stakeholder and specialist input, how that input was used, and any changes identified and explained. The page also has a step-by-step preparation section you can use to turn those inputs into a draft.
Use the page to capture the assessment method, the steps taken, the decision cut-offs, the working assumptions, and the inputs used. That gives you a practical basis for explaining how the assessment was done without relying on a one-line summary.
The page points you to an evidence pack with five items and six assurance claims to verify, each framed as claim, risk and evidence. In practice, that means keeping the underlying support for the assessment process, the inputs, and the reported changes together in one pack.
The page is designed for sustainability/ESG managers, HR or data owners, and assurance reviewers, so ownership should sit with the people who can evidence the assessment method, inputs, and changes. Use the step-by-step preparation section and workbook to allocate tasks and track who provides each input.
Use the Prep & Assurance workbook to organise the datapoints, then use the draft-output section for visualisation ideas, narrative starters, and a content-index line. The page is set up to move you from raw inputs to a draft narrative in a structured way.
The page includes a list of common reporting gaps and mistakes, so it is meant to help you check for missing method detail, weak evidence, or unclear explanations of change. Use that list as a final review before you lock the draft.
The datapoints to prepare include consulted stakeholders, outside specialists consulted, and how their input was used. Keep those three elements linked so the disclosure shows not just who was consulted, but what influence the input had on the assessment.
It asks you to capture identified changes and the explanation for those changes. That means you should be able to show what changed, why it changed, and how that affects the current disclosure.
Yes, as a drafting aid only. The page includes synthetic illustrative example disclosures, including a quantitative table, so you can see how the information may be presented, but you should replace it with your own company data.
The Download Centre provides a Prep & Assurance workbook in .xlsx format and a printable Library Card in .pdf format. The page also links to a 'From company reports' table with real published reports for reference.
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