Climate and Sustainability Disclosure: What Companies Report and to Whom

Document type: Article Practice area: Corporate — Securities and Disclosure Jurisdiction: United States (federal and state) and European Union Last reviewed: 5 September 2026

The mistake that organizes everything else

Companies tend to ask, "Are we required to make climate disclosures?" — and then, on being told the federal rule is contested, conclude that the subject is optional.

That is the wrong question, and the conclusion it produces is expensive.

The right framing: a company that says anything about its climate impact — in a sustainability report, on a website, in a supplier questionnaire, in a bond prospectus, on a package — has made a statement that four different bodies of law will evaluate. Whether a disclosure rule compelled the statement is nearly irrelevant to whether the statement creates liability.

The four regimes.

Federal securities law, which does not require climate disclosure as such but makes any material misstatement actionable, and which reaches every voluntary sustainability report a public company publishes.
Affirmative reporting mandates from state legislatures and foreign regulators, which apply based on where a company does business rather than where it is incorporated or listed.
Consumer protection and advertising law, which governs environmental marketing claims and reaches private companies with no securities at all.
Contract, which is quietly the most binding of the four: sustainability-linked loans, supplier codes, customer commitments, and procurement terms create obligations enforceable by counterparties who have money at stake.

A company can be entirely correct that no SEC rule applies to it and still be badly exposed in all four.

Regime one: federal securities law

There is no need for a climate-specific rule to create climate-specific liability.

The Securities Act requires a registration statement to contain the information the Commission prescribes and, under 15 U.S.C. § 77g, to include what is necessary to make the required statements not misleading. The Exchange Act reporting provisions in 15 U.S.C. § 78m carry the periodic reporting obligation, and the general disclosure requirements of Regulation S-K, 17 C.F.R. Part 229 — risk factors, management's discussion and analysis, business description, legal proceedings — already require disclosure of material climate-related matters without saying the word "climate."

Materiality is the operative concept. TSC Industries, Inc. v. Northway, Inc., 426 U.S. 438 (1976) defines a material fact as one a reasonable investor would consider important in deciding how to vote or invest — a substantial likelihood that its disclosure would have significantly altered the total mix of available information. Basic Inc. v. Levinson, 485 U.S. 224 (1988) applied that standard to contingent future events through a probability-magnitude balancing, and Matrixx Initiatives, Inc. v. Siracusano, 563 U.S. 27 (2011) confirmed that materiality is not reducible to a bright-line statistical test.

And the antifraud provision reaches voluntary statements. Section 10(b), 15 U.S.C. § 78j, and Rule 10b-5 under 17 C.F.R. Part 240 apply to statements made in connection with the purchase or sale of a security. A sustainability report that a company publishes voluntarily, links from its investor relations page, and references in an earnings call is squarely within that reach. Nothing about the report being voluntary makes it non-actionable.

The special problem of targets and opinions. Most climate disclosure consists of forward-looking commitments — net zero by 2050, a fifty percent reduction by 2030, science-based targets. These are statements of intent and belief, and Omnicare, Inc. v. Laborers District Council Construction Industry Pension Fund, 575 U.S. 175 (2015) supplies the framework: a sincerely held opinion is not false merely because it turns out to be wrong, but an opinion statement can mislead if it omits material facts about the basis for the opinion that conflict with what a reasonable investor would expect from the issuer's inquiry.

Applied to a net-zero commitment, that means the question is not whether the company reaches net zero. It is whether, at the time the commitment was announced, the company had a basis for it, and whether the disclosure omitted facts about that basis — an absence of any transition plan, internal analysis concluding the target was unreachable, a dependence on offsets of contested quality — that a reasonable investor would not expect.

The private right of action and the pleading standard. Claims proceed under § 10(b) and, for registration statements, § 11 of the Securities Act, 15 U.S.C. § 77k, subject to the heightened pleading requirements of the Private Securities Litigation Reform Act codified at 15 U.S.C. § 78u-4. The PSLRA's safe harbor for forward-looking statements accompanied by meaningful cautionary language is important here — and it does not protect a statement of present fact dressed as a projection, nor a target accompanied by boilerplate.

The federal rulemaking, and why its fate matters less than people think

The Commission adopted climate-related disclosure rules requiring registrants to describe climate risks, governance, risk management, transition plans, targets, and — for larger filers — greenhouse gas emissions with assurance. The rules were immediately challenged in multiple circuits, consolidated, and stayed by the Commission pending review; the Commission subsequently ceased defending them.

The challenges rested on three theories worth understanding, because they will recur.

Statutory authority. Whether the securities laws authorize a disclosure regime organized around environmental effects rather than financial materiality. West Virginia v. EPA, 597 U.S. 697 (2022) supplies the major questions framework: an agency claiming authority over a matter of vast economic and political significance must point to clear congressional authorization. And after Loper Bright Enterprises v. Raimondo, 603 U.S. 369 (2024), a reviewing court exercises independent judgment on the meaning of the statute rather than deferring to the agency's construction — which changes the posture of every contested rulemaking.

Arbitrary and capricious review, particularly cost-benefit analysis. Business Roundtable v. SEC, 647 F.3d 1144 (D.C. Cir. 2011) vacated the Commission's proxy access rule for failing adequately to assess economic consequences, and it remains the template for challenges to Commission rulemaking. National Association of Private Fund Managers v. SEC, 103 F.4th 1097 (5th Cir. 2024) is a recent demonstration that the Commission's rules are genuinely vulnerable.

The First Amendment. Compelled disclosure of factual, uncontroversial information reasonably related to preventing consumer deception is reviewed under the deferential standard of Zauderer v. Office of Disciplinary Counsel, 471 U.S. 626 (1985), extended beyond the deception context by the en banc D.C. Circuit in American Meat Institute v. USDA, 760 F.3d 18 (D.C. Cir. 2014). Disclosure that is not purely factual and uncontroversial faces Central Hudson Gas & Electric Corp. v. Public Service Commission, 447 U.S. 557 (1980) intermediate scrutiny or, after National Institute of Family and Life Advocates v. Becerra, 585 U.S. 755 (2018), potentially more. National Association of Manufacturers v. SEC, 800 F.3d 518 (D.C. Cir. 2015) struck down the conflict minerals rule's requirement that issuers describe products as "not found to be DRC conflict free," holding that requirement was not the kind of purely factual, uncontroversial disclosure Zauderer permits. That holding is the most directly transferable precedent for challenges to compelled disclosure of Scope 3 emissions or transition plan narratives.

And why the fate of the federal rule matters less than the attention it received. Companies within scope of California's regime or the European regime will produce a greenhouse gas inventory and a climate risk report regardless of what the Commission does. Once that inventory exists, it becomes an internal document that must be reconciled with everything the company says publicly — and it becomes discoverable. The federal rule was never the binding constraint for most large companies; it was the most visible one.

Regime two: affirmative mandates that do not care where you are incorporated

California. The state enacted a pair of statutes with extraterritorial practical reach: one requiring entities doing business in California above a revenue threshold to report Scope 1 and Scope 2 greenhouse gas emissions, and later Scope 3, with assurance escalating over time; the other requiring entities above a lower revenue threshold to publish biennial climate-related financial risk reports consistent with an established framework. Neither is limited to public companies. A privately held distributor with substantial California revenue is in scope; a Delaware-incorporated public company with no California operations may not be.

The European Union. The Corporate Sustainability Reporting Directive extends reporting obligations to large EU companies and, on a phased basis, to non-EU parent companies with substantial EU turnover and an EU subsidiary or branch. It requires reporting against detailed European standards, subject to assurance, and it applies double materiality: a matter is reportable if it is material to the enterprise's financial position or if the enterprise's activities have a material impact on people or the environment. That second prong is genuinely different from the U.S. investor-focused materiality of TSC Industries, and it captures information a U.S. filer would never consider disclosing.

The consequence. A multinational may be simultaneously subject to a single-materiality investor-focused regime in the United States and a double-materiality impact-focused regime in Europe. Producing two reports with different scopes that are nonetheless consistent is a real drafting problem, and the failure mode — a European report describing impacts the U.S. filings never mention — is precisely the kind of inconsistency securities plaintiffs look for.

Other jurisdictions. The United Kingdom, Japan, Australia, Canada, Singapore, and others have adopted or are adopting requirements based on the International Sustainability Standards Board's standards. The direction of travel globally is toward mandatory, assured, framework-based reporting, whatever the current U.S. federal position.

Regime three: environmental marketing claims

This regime reaches companies that have no securities and file no reports, and it is where the word "greenwashing" actually has legal content.

The FTC Green Guides, at 16 C.F.R. Part 260, interpret the prohibition on unfair or deceptive acts as applied to environmental marketing. The Guides' core principles: qualify general claims, because unqualified claims like "green" or "eco-friendly" convey broad benefits few products can substantiate; substantiate before you claim, with competent and reliable scientific evidence; be specific about what part of the product the claim covers — the product, the package, or a component; and do not overstate, either expressly or by implication.

Specific claim types the Guides address: carbon offsets (disclose if the reduction will not occur for two years or more; do not claim offsets for reductions already required by law), recyclability, recycled content, degradability, compostability, renewable energy, renewable materials, and "free of" claims.

Competitor enforcement. A competitor injured by a false environmental claim may sue under Section 43(a) of the Lanham Act, 15 U.S.C. § 1125. This matters because competitors are motivated, well-resourced, and not subject to the agency's enforcement priorities. A change in federal enforcement posture does not reduce Lanham Act exposure at all.

State consumer protection statutes. Every state has one, most permit private actions, many permit class actions, and several have specific environmental marketing provisions. Class actions over "sustainable," "carbon neutral," and "recyclable" claims on consumer packaging have become routine.

The practical rule. Every environmental claim on a package, a website, or an advertisement needs a substantiation file assembled before the claim runs — the same discipline any other advertising claim requires. The subject matter is not novel; the substantiation is just harder to assemble because the underlying measurement is harder.

Regime four: contract, which nobody plans for

The most binding sustainability obligations most companies have are contractual, and they were usually signed by someone who did not consult counsel about them.

Sustainability-linked loans and bonds. A credit facility whose margin ratchets on achievement of stated key performance indicators — emissions intensity, renewable energy percentage, waste diversion. The KPIs are defined in the credit agreement; the calculation methodology is defined in an annex; and failure to deliver the certification is typically a reporting default, with the margin stepping up rather than accelerating the loan. Two things go wrong: the KPI methodology in the credit agreement differs from the methodology in the sustainability report, and nobody in finance told anyone in sustainability that the certification is due.

Supplier codes of conduct and procurement terms. Large customers impose emissions reporting, reduction commitments, and audit rights on their suppliers. These flow down. A mid-market manufacturer with three large customers may have three different reporting obligations with three different methodologies and three different deadlines, each enforceable by a counterparty that can stop buying.

Customer commitments. A company that told a customer its product has a specified carbon footprint has made a contractual representation, and if the customer used it in its own Scope 3 inventory, the customer has a real damages story.

M&A representations. Sustainability representations are appearing in acquisition agreements — accuracy of published emissions data, compliance with applicable reporting regimes, absence of pending greenwashing claims. These are indemnifiable, insurable, and diligenced.

The unifying point. Contractual sustainability commitments are enforceable by counterparties with money at stake, on ordinary contract principles, without any need to prove materiality, scienter, or reliance. They are, functionally, the strictest of the four regimes.

The greenhouse gas inventory: what everything else rests on

Every regime above eventually asks the same question: how much did you emit? The answer comes from a greenhouse gas inventory, and the inventory is where the technical work — and the legal risk — actually lives.

The three scopes.

Scope 1 is direct emissions from sources the company owns or controls: combustion in boilers and furnaces, company vehicles, process emissions, and fugitive emissions from refrigerants. Generally the easiest to measure, because it comes from fuel purchase records and equipment inventories.

Scope 2 is indirect emissions from purchased electricity, steam, heat, and cooling. Reported two ways: location-based, using the average emissions intensity of the grid where consumption occurs, and market-based, reflecting contractual instruments such as renewable energy certificates and power purchase agreements. The two numbers can differ by an order of magnitude, and a company reporting only the market-based number without the location-based number is presenting an incomplete picture that a skeptical reader will notice.

Scope 3 is everything else in the value chain, across fifteen defined categories — purchased goods and services, capital goods, fuel and energy activities, transportation and distribution upstream and downstream, waste, business travel, employee commuting, leased assets, processing of sold products, use of sold products, end-of-life treatment, franchises, and investments.

Scope 3 is the hard one, and it is hard for reasons that are not going away. For most companies it dwarfs Scopes 1 and 2, often representing eighty to ninety-five percent of the total. It depends on data the company does not have, from suppliers who do not measure it. In practice it is estimated using spend-based methods — dollars spent in a category multiplied by an economic emissions factor — which means the inventory changes when prices change and does not change when the company switches to a cleaner supplier at the same price. A spend-based Scope 3 number is a rough estimate presented with three significant figures, and describing it as a measurement is itself a disclosure problem.

Organizational boundaries. Emissions are consolidated under one of three approaches: equity share, financial control, or operational control. The choice materially changes the total for a company with joint ventures, minority stakes, or leased facilities, and it must be disclosed and applied consistently. A change in boundary approach that improves the number without any change in physical emissions is exactly the kind of thing a plaintiff highlights.

Base year and restatement. Targets are measured against a base year. When the company acquires or divests a business, the base year must be recalculated so the comparison remains meaningful. A significance threshold and a recalculation policy should be written before the first acquisition, not after one that would conveniently reset the baseline.

The legal point. All of this is judgment — boundary, method, factor, allocation, estimation. Judgment is defensible when it is documented, consistent, and disclosed. It is indefensible when it changes without explanation in the direction that flatters the result.

Targets, transition plans, and offsets

A target is a statement about the future made by people who know something about how it will be pursued. Under Omnicare, that is exactly the situation in which an opinion statement can mislead through omission.

What a defensible target has behind it. A documented pathway with interim milestones. Identified levers with estimated contributions and costs. A capital plan that is consistent with the levers. Board or committee approval on a record that shows the analysis. And an honest internal assessment of the gap between committed actions and the target — because if the internal assessment says the target is unreachable on current plans and the disclosure does not, that gap is the case.

Transition plan disclosure. Increasingly required by the mandatory regimes and increasingly expected by investors regardless. A transition plan that consists of a target and an aspiration is not a plan; one that identifies actions, timing, capital, and accountability is.

Offsets and carbon credits. The area of greatest claim risk in the whole field. Problems recur: additionality (would the reduction have happened anyway?), permanence (will the carbon stay stored?), leakage (did the activity simply move?), double counting (has another party also claimed it?), and vintage (is a credit from a decade ago being applied to this year's footprint?). The Green Guides address offset claims specifically, and litigation over "carbon neutral" product claims has focused precisely on offset quality.

The conservative posture, and the right advice for most clients: report gross emissions prominently, disclose offsets separately with quantity, vintage, project type, registry, and verification standard, and avoid unqualified "carbon neutral" or "net zero" claims at the product level entirely. A company that says "we emitted X and retired Y offsets of the following description" has said something true and useful. A company that says "carbon neutral" has made a claim it may not be able to substantiate to a court's satisfaction.

Worked example: Arden Composites publishes a report

Arden Composites makes structural panels for commercial construction. Revenue eight hundred million; privately held with a public bond issue; manufacturing in three U.S. states; a distribution subsidiary in the Netherlands; substantial sales in California.

What Arden's general counsel, Rosalind Kwabena, discovers when she maps the obligations.

The federal securities rule does not apply to Arden as an equity registrant — but Arden's bond offering documents and its continuing disclosure undertakings are subject to the antifraud provisions, and its bond investors read the sustainability report.

California applies. Revenue and California business activity put Arden above the thresholds for both the emissions reporting statute and the climate risk report statute. Neither depends on Arden being public.

Europe applies, on a phased basis, through the Dutch subsidiary and group turnover — bringing double materiality and the European standards with it.

Contract applies most immediately. Arden's revolving credit facility has a sustainability-linked margin ratchet tied to emissions intensity, with an annual certification due sixty days after fiscal year end. Two of its three largest customers require annual Scope 1, 2, and 3 reporting on their templates. And Arden's marketing materials describe a flagship panel as "carbon neutral."

The four problems Rosalind finds, in order of severity.

One: the credit agreement KPI is defined differently from the sustainability report metric. The facility measures emissions intensity per ton of product shipped using a market-based Scope 2 figure and an operational control boundary. The sustainability report uses revenue-based intensity and a financial control boundary. The two numbers have moved in opposite directions for two consecutive years. Nobody noticed because different people prepared them.

Two: the "carbon neutral" panel claim. It rests on offsets purchased from a forestry project with 2014 vintage credits and no additionality documentation in Arden's files. The claim appears on the product page, in the sales deck, and on the packaging. Under the Green Guides, it is unsubstantiated; under § 43(a), a competitor could sue; under state consumer statutes, a class could.

Three: the 2030 target. Arden announced a forty percent absolute reduction by 2030. The internal engineering memorandum supporting the announcement identified levers reaching twenty-three percent and described the remainder as "dependent on grid decarbonization and future technology." The public announcement said none of this. Under Omnicare, the omission of the internal gap analysis is the exposure.

Four: Scope 3 is spend-based and described as "measured." Arden's report says "we measured our value chain emissions at 412,000 tCO2e." It estimated them, using economic input-output factors applied to procurement spend, with an uncertainty range Rosalind's team computes at plus or minus forty percent.

What Rosalind does, in order.

First, she stops the bleeding on the product claim. The "carbon neutral" language comes off the packaging at the next print run and off the website within a week, replaced with a specific, substantiated statement: the panel's cradle-to-gate footprint, the methodology, and a separate sentence describing the offsets retired with vintage and registry. She does not wait for a legal demand.

Second, she reconciles the metrics. One inventory, one boundary, one methodology, with the credit agreement KPI computed as a defined derivative of it and the difference explained in a bridge schedule. The credit agreement is amended at the next opportunity to align definitions.

Third, she rewrites the target disclosure. The target stays; the disclosure now describes the identified levers, their expected contributions, the remaining gap, and the assumptions on which closing it depends. The target becomes more credible by being less confident.

Fourth, she fixes the Scope 3 language. "Estimated" replaces "measured," the methodology is described, the uncertainty is disclosed, and a supplier data program is started to replace spend-based estimation for the ten largest categories.

Fifth, she builds controls. Data ownership assigned by category. A documented calculation workbook with version control. A review by someone who did not prepare it. Legal review of every public sustainability statement before publication, using the same process as any other public disclosure. And a disclosure committee agenda item.

The cost of all of this was one person's time for four months and an external assurance engagement. The cost of not doing it would have been discovered by a plaintiff, a competitor, or a lender's auditor, at a moment Arden did not choose.

Assurance: what it is and what it is not

Mandatory regimes increasingly require third-party assurance over emissions data, and the vocabulary is unfamiliar to lawyers who have only encountered financial audits.

Limited assurance — the entry level and what most regimes require initially — produces a negative conclusion: nothing came to the practitioner's attention causing them to believe the information is materially misstated. The procedures are primarily inquiry and analytical, and the effort is a fraction of an audit.

Reasonable assurance produces a positive opinion that the information is fairly stated in all material respects, on evidence comparable to a financial statement audit. It is substantially more expensive and it is the direction the regimes are heading.

What assurance does for the company legally. It is evidence of a reasonable process. It is not a defense to a misstatement claim, and it does not make an estimate a measurement. A limited assurance conclusion over a spend-based Scope 3 figure attests that the estimate was prepared as described — not that the estimate is accurate. Disclosure that implies otherwise is itself misleading.

What it does operationally, which matters more. The assurance process forces the existence of a documented methodology, a calculation workbook someone else can follow, evidence for inputs, and a reconciliation. Most companies find more errors during their first assurance engagement than during any internal review, because the assurance provider asks for support the internal team never had to produce.

Practical sequencing. Run a readiness assessment a full year before assurance is required. Fix what it finds. Then engage for limited assurance. Companies that engage an assurance provider for the first time in the year the requirement bites discover their data cannot be supported at the moment they have no time to fix it.

Building the disclosure controls

The reason sustainability disclosure goes wrong is almost never that someone lied. It is that the number was produced by a small team using a spreadsheet, reviewed by nobody who could check it, and published by a communications function that improved the language.

What adequate controls look like — and they are the same controls that govern financial reporting, applied to a different data set.

Ownership. A named owner for each data category — energy, fuel, refrigerants, travel, waste, procurement spend — with a documented source system and a documented extraction method.

Calculation integrity. A workbook with version control, locked formulas, documented emissions factors with sources and versions, and a change log. The spreadsheet with no version history and three people editing it is the single most common root cause of a restatement.

Review. Preparation and review by different people, with the reviewer's evidence documented.

Reconciliation. Emissions data reconciled to financial and operational data — fuel emissions to fuel expense, electricity to utility invoices, travel to the travel booking system. Reconciliation catches errors that no amount of reading catches.

Legal review before publication. Every public sustainability statement, including website copy and marketing claims, reviewed against the substantiation file. Not after.

Disclosure committee. Sustainability disclosure on the agenda alongside periodic reports, with the same certification discipline.

Board oversight. A committee with a charter naming sustainability disclosure, regular reporting, and minutes reflecting substantive engagement. This is what makes the oversight-failure theory hard to plead.

Change management. A documented policy for methodology changes, boundary changes, base year recalculation, and restatement — with a threshold, an approval requirement, and a disclosure requirement.

Reconciling multiple regimes without creating inconsistencies

A company reporting under U.S. securities law, California statutes, European standards, and half a dozen customer templates faces a genuine consistency problem, and inconsistency is what plaintiffs and regulators look for.

Build one data layer. A single inventory, a single boundary, a single set of factors, a single base year. Every report derives from it.

Document every derivation. Where a report presents a different number — a different boundary for a credit agreement KPI, a different scope for a customer template, an impact metric for the European report that has no U.S. analogue — record the bridge from the base data to the reported figure. The bridge schedule is the document that answers the question "why do these two reports say different things?" before anyone asks it.

Reconcile the narratives, not just the numbers. The European report's double-materiality impact discussion will address matters the U.S. filings do not. That is expected and appropriate. What is not appropriate is a European report describing a risk as significant while the U.S. risk factors omit it. Someone should read all of the company's sustainability communications side by side, once a year, looking only for inconsistency.

Watch the voluntary frameworks. Reports prepared to voluntary standards, ratings agency questionnaires, and index submissions are all public or semi-public statements. They are frequently completed by people who have never spoken to counsel, and they frequently contain claims the company could not substantiate. Route them through the same review.

Mind the website. Product pages, careers pages, and "our commitments" pages accumulate claims over years. Nobody owns them and nobody reviews them. An annual sweep of every environmental claim on the company's web properties, matched against the substantiation file, is a genuinely high-return exercise.

Litigation patterns worth knowing

Securities class actions following a sustainability-related revelation — an emissions restatement, a failed target, an investigation into environmental claims. The theory is straightforward: statements in the sustainability report, incorporated or referenced in filings, were materially false; the stock dropped when the truth emerged. Defenses turn on materiality under TSC Industries and Basic, on the opinion framework of Omnicare, on the PSLRA safe harbor and pleading standard at 15 U.S.C. § 78u-4, and on loss causation.

Consumer class actions over product-level environmental claims — "recyclable" packaging that is not accepted in most municipal programs, "carbon neutral" products dependent on contested offsets, "sustainable" sourcing claims. These proceed under state consumer protection statutes and do not require any securities nexus.

Competitor suits under § 43(a), which have the advantage for plaintiffs of a well-developed body of false advertising law and the disadvantage of requiring competitive injury.

Derivative suits alleging oversight failure, framed as a board's failure to establish or monitor systems for accurate sustainability reporting — the Caremark theory applied to a new subject matter. The doctrinal bar remains high, and the practical lesson is that board-level oversight of sustainability disclosure should look like board-level oversight of financial disclosure: a committee with a charter, regular reporting, and a record.

Regulatory enforcement, both securities enforcement for misstatements and consumer protection enforcement for marketing claims. Enforcement priorities shift with administrations; private litigation does not.

Physical and transition risk in the risk factors

Separate from emissions reporting, a company must consider whether climate-related risks are material enough to disclose under the ordinary requirements of Regulation S-K — risk factors, management's discussion and analysis, description of business, and legal proceedings.

Physical risk is exposure to acute events (storms, floods, wildfire) and chronic shifts (heat, water stress, sea level). It is assessed facility by facility, and the assessment is a real exercise: identify locations, map hazards, estimate exposure and business interruption, and consider insurance availability and cost. The disclosure question is whether a reasonable investor would want to know, under TSC Industries — which for a company with concentrated coastal manufacturing is a different answer than for a software company.

Transition risk is exposure to policy, technology, market, and reputation shifts — carbon pricing, product bans, changing customer requirements, and the possibility that a product line becomes unsellable. Companies frequently disclose physical risk and omit transition risk, which is the reverse of the correct emphasis for most.

The MD&A dimension. Where climate matters have had, or are reasonably likely to have, a material effect on results, liquidity, or capital resources, MD&A requires discussion — capital expenditure on compliance, changes in insurance cost or availability, the effect of carbon pricing where the company operates in a jurisdiction that has it, and the cost of the transition plan itself.

Legal proceedings and contingencies. Climate-related litigation and enforcement, where material, is disclosable like any other, and loss contingency accounting applies in the ordinary way.

A drafting caution. Risk factor disclosure that describes a risk in the abstract while the company knows the risk has already materialized is the classic securities case. "Our operations could be affected by severe weather" is inadequate when three facilities flooded last year.

Who inside the company actually does this

Understanding the internal map explains most of the failures.

The sustainability team. Usually small, often in operations or communications rather than finance or legal, frequently staffed by people with environmental science backgrounds and no disclosure training. They produce the numbers. They are often unaware that the report is a legal document.

Finance. Owns the financial controls and the disclosure committee. Frequently has no involvement in emissions data until an assurance provider or a lender asks for it.

Legal. Often sees the sustainability report late, or as a communications piece, or not at all.

Communications and marketing. Owns the website, the packaging, and the report's language. Improves the language. This is where "estimated" becomes "measured" and where a qualified claim loses its qualification.

Procurement. Signs the customer contracts and supplier codes that create the contractual obligations, and receives the customer templates that must be completed.

Treasury. Signs the sustainability-linked credit agreement and owes the annual certification.

The failure mode is not malice; it is that no one person sees all of it. The fix is structural: a single owner accountable for consistency across every sustainability statement the company makes, with authority over the website and the marketing claims as well as the report, and a direct line to the disclosure committee.

Practice pointers

Treat the sustainability report as a disclosure document. Same review process, same disclosure committee, same legal sign-off, same documentation as a periodic report under 15 U.S.C. § 78m.

Build one inventory and derive everything from it. Credit agreement KPIs, customer templates, the European report, and the U.S. filings should all trace to the same underlying data with documented bridges.

Write "estimated" where you estimated. And disclose the method and the uncertainty.

Disclose location-based and market-based Scope 2 together.

Never make an unqualified "carbon neutral" or "net zero" product claim. Report gross, disclose offsets separately with full particulars.

Assemble a substantiation file before any environmental marketing claim runs, exactly as you would for any other advertising claim under 16 C.F.R. Part 260.

Document the basis for every target, including the gap, and disclose the gap.

Inventory your contractual sustainability commitments — credit agreements, supplier codes, customer contracts — and calendar every deliverable.

Write the base year recalculation policy before the next acquisition.

Assume everything is discoverable. The internal memorandum that says the target is unreachable will be read aloud at a deposition. The right response is not to stop writing the memorandum; it is to make the disclosure consistent with it.