Deep dive: Anti-greenwashing regulation & enforcement — the fastest-moving subsegments to watch

The US Federal Trade Commission issued $37 million in greenwashing penalties during 2025 alone, a 280% increase over 2023 levels, signaling that enforcement agencies are matching regulatory ambition with financial consequences (FTC, 2025). Across the Atlantic, the European Commission's sweep of 344 company websites found that 53% of environmental claims lacked sufficient evidence to meet the forthcoming EU Green Claims Directive standards (European Commission, 2025). For procurement professionals in the United States, the shift from voluntary self-regulation to mandatory substantiation requirements is reshaping how suppliers communicate environmental performance, how buyers evaluate claims, and how legal exposure cascades through supply chains.

Why It Matters

Greenwashing undermines the pricing signals that procurement teams rely on to allocate sustainability premiums. When a supplier claims carbon neutrality through low-quality offsets or labels a product "eco-friendly" without lifecycle evidence, it distorts competitive dynamics and exposes buyers to regulatory, reputational, and financial risk. A 2025 study by the International Consumer Protection and Enforcement Network found that 40% of online environmental claims across six major economies were potentially misleading, with the US market showing the highest prevalence in the consumer goods and building materials categories (ICPEN, 2025).

The regulatory landscape has shifted from guidance to enforcement at remarkable speed. The FTC's updated Green Guides, expected in final form by Q3 2026, will for the first time carry explicit enforcement provisions for carbon-neutral and net-zero claims. California's AB 1305, effective since January 2024, requires companies marketing voluntary carbon offsets or making net-zero claims in the state to publicly disclose detailed information about the offsets used, the methodologies applied, and third-party verification status. At least 14 other US states introduced similar legislation during 2025 legislative sessions.

Financial exposure is substantial. Beyond direct penalties, greenwashing allegations trigger securities litigation risk for public companies. Environmental claims in SEC filings and investor presentations now face scrutiny under existing anti-fraud provisions, with the SEC's Climate and ESG Task Force bringing 18 enforcement actions in 2025 related to misleading sustainability disclosures (SEC, 2025). For procurement leaders, this means that supplier environmental claims embedded in contracts, tender responses, and product specifications carry legal weight that demands verification infrastructure.

Key Concepts

Claims substantiation refers to the evidentiary standard that environmental marketing claims must meet to be considered legally defensible. Under the FTC's Green Guides framework, environmental claims must be supported by competent and reliable scientific evidence, which typically requires lifecycle assessment data, third-party certification, or peer-reviewed methodology. The EU Green Claims Directive raises this bar further by requiring primary data and independent verification for any claim communicated to consumers or business buyers.

Scope-specific claim boundaries address the precision required when making environmental assertions. Regulators increasingly penalize broad, unqualified claims such as "sustainable" or "green" in favor of specific, measurable statements with clear scope boundaries. A product claim of "30% recycled content by weight, verified by SCS Global Services" meets substantiation standards, while "made with recycled materials" without quantification and verification does not. The FTC's 2025 enforcement actions consistently targeted vague and unqualified environmental language.

Pre-approval and notification regimes are emerging regulatory mechanisms that require companies to register or pre-approve environmental claims before market deployment. France's Anti-Waste Law (AGEC) already prohibits carbon neutrality claims on products unless accompanied by a publicly accessible lifecycle assessment and offset project details. The EU Green Claims Directive will require prior substantiation documentation to be available to enforcement authorities on request, with penalties of up to 4% of annual turnover for non-compliance.

Digital verification infrastructure encompasses the technology platforms, databases, and protocols used to substantiate, track, and audit environmental claims across supply chains. This includes digital product passports, blockchain-based chain-of-custody systems, and AI-powered claim monitoring tools that scan marketing materials, packaging, and digital content for potentially non-compliant environmental language.

What's Working

FTC Enforcement and Updated Green Guides

The FTC's enforcement momentum has created measurable market effects. The Commission's $5.5 million settlement with Kohl's and $3 million settlement with Walmart in 2024 for misleading "bamboo" textile claims sent a clear signal about product-level substantiation requirements. In 2025, the FTC extended its enforcement focus to carbon-neutral and net-zero claims, settling with three major consumer packaged goods companies for a combined $12 million over unsubstantiated carbon neutrality assertions tied to low-quality offset purchases. These actions prompted a wave of voluntary claim withdrawals: an analysis by TerraChoice Environmental Marketing found that 28% of Fortune 500 companies revised or removed at least one environmental marketing claim during 2025 in anticipation of updated Green Guides provisions (TerraChoice, 2025).

The updated Green Guides draft, released for public comment in late 2025, introduces specific guidance on carbon offset claims, recyclability assertions, and "sustainable" terminology. For procurement teams, the practical impact is that supplier environmental claims included in RFP responses, product specifications, and contract terms now require documentary evidence meeting FTC substantiation standards or risk creating legal liability for both buyer and seller.

State-Level Legislative Acceleration

California's AB 1305 has emerged as the de facto national standard for carbon offset claim transparency. The law requires any entity marketing voluntary carbon offsets in California to disclose the offset project registry, methodology, permanence mechanism, and third-party verification status on a publicly accessible website. Companies making net-zero or carbon-neutral claims must similarly disclose which emissions scopes are included, the percentage reduction versus offset, and the vintage and type of offsets used.

New York's proposed Climate Corporate Accountability Act goes further, requiring companies with over $500 million in revenue to substantiate environmental marketing claims with audited lifecycle data. Maryland's Green Claims Transparency Act, effective July 2025, mandates that any product sold in the state with an environmental label must link to verification documentation via a QR code or URL on packaging. These state-level requirements are creating a patchwork that effectively requires national compliance at the highest common standard.

Third-Party Verification Market Growth

The demand for independent claim verification has driven rapid growth in the environmental certification and assurance market. SGS reported a 45% increase in greenwashing risk assessments and claim verification engagements during 2025. Bureau Veritas launched a dedicated "Green Claims Assurance" service line that reviews marketing language, product claims, and corporate sustainability statements against regulatory requirements across multiple jurisdictions.

SCS Global Services expanded its Environmental Claims Validation program, which provides product-level verification of recycled content, carbon footprint, and biodegradability claims with registry-backed certificates. The program processed over 12,000 claim verifications in 2025, a threefold increase over 2023. For procurement teams, these verification services provide the documentary evidence needed to defend supplier claims against regulatory challenge.

What's Not Working

Regulatory Fragmentation Across Jurisdictions

The absence of a unified federal anti-greenwashing framework in the United States creates compliance complexity that disproportionately burdens mid-market companies and their procurement functions. A manufacturer selling products in California, New York, and Maryland must navigate three distinct claim substantiation frameworks with different disclosure requirements, enforcement mechanisms, and penalty structures. International suppliers face additional complexity when US state requirements conflict with or duplicate EU Green Claims Directive provisions. A global CPG company may need to maintain separate claims documentation systems for FTC Green Guides compliance, individual state disclosure requirements, EU substantiation files, and UK Competition and Markets Authority (CMA) guidelines.

Enforcement Gaps in B2B Claims

While enforcement activity has intensified for consumer-facing claims, business-to-business environmental assertions remain under-scrutinized. Supplier claims in tender responses, product datasheets, and contract terms frequently lack the substantiation rigor applied to consumer marketing. A 2025 survey by the Sustainable Purchasing Leadership Council found that only 23% of procurement organizations systematically verify environmental claims made by suppliers during sourcing processes, and fewer than 10% require third-party verification as a standard procurement condition (SPLC, 2025). This gap creates downstream risk when procured materials or components contribute to end-product environmental claims that face consumer-level scrutiny.

Offset Quality and Carbon Neutrality Confusion

The proliferation of carbon-neutral product claims built on questionable offset purchases remains the single largest category of greenwashing risk. Investigations by The Guardian and Corporate Accountability in 2025 found that 78% of nature-based carbon offsets used in corporate carbon neutrality claims showed significant overcrediting, with actual emission reductions averaging 30 to 40% of credited amounts. The FTC's draft guidance proposes that carbon-neutral claims require offsets that are "additional, permanent, and verified by an independent third party using a publicly available methodology," but the definition of each criterion remains contested, creating a compliance gray zone that sophisticated greenwashers exploit.

Key Players

Established Companies

• SGS: the world's largest testing, inspection, and certification company, offering environmental claims verification, lifecycle assessment audits, and regulatory compliance advisory across 40 countries
• Bureau Veritas: a global assurance provider with a dedicated Green Claims Assurance service that reviews marketing language, product claims, and corporate disclosures against multi-jurisdictional regulatory frameworks
• SCS Global Services: a California-based certification body specializing in environmental claims validation for recycled content, carbon footprint, and material health, with over 12,000 annual verifications
• UL Solutions: provides Environmental Claim Validation for marketing assertions including recyclability, compostability, and bio-based content, with certifications recognized by the FTC

Startups

• ClimateCheck: a US-based platform using AI and natural language processing to scan corporate communications, product packaging, and marketing materials for greenwashing risk, flagging non-compliant claims against FTC, SEC, and state-level requirements
• Greenomy: a Brussels-headquartered regulatory technology company whose platform automates EU Taxonomy alignment and Green Claims Directive compliance documentation for multinational corporations
• Watershed: a San Francisco-based carbon accounting platform that provides auditable emissions data and offset quality assessments to support defensible carbon neutrality claims

Investors

• Insight Partners: led a $100 million Series C investment in regulatory technology platforms focused on ESG compliance and claims verification
• Generation Investment Management: invested in multiple environmental data integrity and verification companies since 2023, with a portfolio focus on anti-greenwashing infrastructure
• Prelude Ventures: backed early-stage companies developing AI-powered environmental claims monitoring and verification tools

KPI Benchmarks by Use Case

Metric	Consumer Products	B2B Industrial	Financial Services
Claims requiring third-party verification	80-100%	40-60%	70-90%
Average verification cost per claim	$2,000-8,000	$5,000-25,000	$10,000-50,000
Regulatory penalty risk (% of revenue)	0.5-4%	0.1-2%	0.5-4%
Claims revision rate (2025)	25-35%	15-25%	30-45%
Time to substantiation (weeks)	4-8	8-16	6-12
Compliance documentation pages per claim	10-30	20-80	30-100

Action Checklist

• Audit all supplier-facing and product-level environmental claims against current FTC Green Guides provisions and applicable state-level requirements
• Require third-party verification documentation for any environmental claim embedded in supplier contracts, tender responses, or product specifications
• Implement a claims review process that evaluates environmental marketing language before publication, involving legal, sustainability, and procurement stakeholders
• Map which state-level disclosure requirements apply based on product distribution geography and establish compliance documentation workflows for each
• Evaluate carbon-neutral and net-zero claims for offset quality, requiring disclosure of registry, methodology, vintage, and independent verification status
• Establish a supplier environmental claims database that tracks claim type, substantiation evidence, verification provider, and expiration or renewal dates
• Negotiate contractual indemnification clauses requiring suppliers to bear liability for unsubstantiated environmental claims that result in regulatory action
• Monitor FTC Green Guides finalization timeline and prepare compliance gap analysis against current claims portfolio

FAQ

Q: How should procurement teams handle supplier environmental claims that predate current regulatory requirements? A: Legacy claims should be treated with the same scrutiny as new claims. Conduct a retroactive audit of all active supplier environmental assertions, prioritizing claims embedded in current contracts and product specifications. Request updated substantiation documentation from suppliers, giving a 90 to 120 day compliance window. For claims that cannot be substantiated to current standards, require suppliers to withdraw or revise the claim and update all associated documentation. Include a "regulatory change" clause in future contracts that requires suppliers to maintain claims compliance with evolving regulatory standards.

Q: What level of evidence satisfies FTC substantiation requirements for common environmental claims? A: The FTC requires "competent and reliable scientific evidence" which generally means tests, analyses, research, or studies conducted and evaluated by qualified persons using procedures generally accepted in the profession. For recycled content claims, this means third-party verified material flow documentation. For carbon footprint claims, an ISO 14067-compliant lifecycle assessment with critical review is considered the gold standard. For biodegradability claims, ASTM D6400 or D6868 testing by an accredited laboratory is required. Broad claims like "eco-friendly" or "sustainable" without qualification are virtually indefensible under current guidance.

Q: How do EU Green Claims Directive requirements affect US procurement operations? A: US companies selling into the EU market or sourcing from EU suppliers will need to comply with the Directive's substantiation requirements, which include primary data-based lifecycle assessments, independent verification, and pre-approved claim formats. Even purely domestic US operations may be affected if EU-based customers or partners require supply chain compliance. Procurement teams should align internal claims verification processes with the higher of FTC or EU standards to avoid maintaining parallel compliance systems. The Directive's expected enforcement date of 2027 provides a window for systems implementation.

Q: What are the most common greenwashing red flags in supplier claims? A: Watch for five patterns: unqualified broad claims ("sustainable," "green," "eco-friendly") without specific metrics; carbon neutrality claims without disclosed offset details; recyclability claims that exceed local infrastructure capabilities; percentage claims without clear denominators or scope boundaries; and certification logos used outside their authorized scope or after expiration. Procurement teams should require suppliers to provide the certification number, scope, issuing body, and validity period for any third-party label or mark referenced in claims.

Sources

• Federal Trade Commission. (2025). Green Guides Review: Proposed Updates and 2025 Enforcement Summary. Washington, DC: FTC.
• European Commission. (2025). Sweep on Environmental Claims: Results and Enforcement Priorities. Brussels: European Commission.
• International Consumer Protection and Enforcement Network. (2025). Global Sweep on Environmental Claims: 2025 Results Report. London: ICPEN.
• Securities and Exchange Commission. (2025). Climate and ESG Task Force: Annual Enforcement Report. Washington, DC: SEC.
• TerraChoice Environmental Marketing. (2025). The Sins of Greenwashing: 2025 Update and Fortune 500 Claims Analysis. Ottawa: TerraChoice.
• Sustainable Purchasing Leadership Council. (2025). Procurement and Environmental Claims Verification: Annual Survey Results. Portland, OR: SPLC.
• Corporate Accountability. (2025). The Carbon Neutral Illusion: Offset Quality in Corporate Climate Claims. Boston, MA: Corporate Accountability.