Case study: Anti-greenwashing regulation & enforcement — a city or utility pilot and the results so far

In January 2024, the Netherlands Authority for Consumers and Markets (ACM) issued enforcement actions against 19 companies for making misleading sustainability claims, resulting in cumulative fines and corrective advertising costs exceeding EUR 4.2 million. The Dutch enforcement campaign, widely regarded as the most aggressive municipal-level anti-greenwashing pilot in Europe, processed over 1,100 consumer complaints in its first 18 months and forced 42 companies to modify or retract environmental claims across product packaging, advertising, and digital marketing channels. For executives operating in emerging markets where similar regulatory frameworks are now being adopted, the Dutch experience offers a detailed blueprint of what enforcement actually looks like in practice, how companies respond, and what the measurable outcomes are for both consumer protection and market integrity.

Why It Matters

Greenwashing has moved from a reputational risk to a regulatory compliance risk. The European Commission's 2023 screening of environmental claims found that 53% of green claims across the EU were vague, misleading, or unsubstantiated, and 40% had no supporting evidence whatsoever (European Commission, 2023). This finding directly motivated the EU Green Claims Directive, proposed in March 2023 and progressing through legislative adoption, which will require companies to substantiate environmental claims with verified scientific evidence before making them public.

Emerging markets are following closely. Brazil's National Consumer Secretariat (SENACON) launched its own greenwashing enforcement initiative in 2024, modeled explicitly on the Dutch approach. India's Advertising Standards Council issued updated guidelines on environmental claims in late 2024. South Africa's Advertising Regulatory Board has processed a 280% increase in greenwashing complaints since 2022. These markets collectively represent over 3 billion consumers and trillions of dollars in annual consumer spending, making the stakes for executives operating across multiple jurisdictions both immediate and material.

The cost of non-compliance is escalating rapidly. Beyond direct fines, companies face corrective advertising requirements (typically costing 1.5x to 3x the original campaign spend), product recall obligations, and increasingly, class action litigation from consumer groups armed with regulatory findings. The Dutch pilot demonstrated that enforcement creates a ripple effect: once one company in a sector is sanctioned, competitors face heightened scrutiny within 6 to 12 months.

Key Concepts

Substantiation requirements form the foundation of anti-greenwashing enforcement. Under the emerging regulatory consensus, any environmental claim must be backed by a life cycle assessment or equivalent scientific methodology, with data no more than five years old. The claim must be specific (not vague terms like "eco-friendly" or "green"), verifiable by third parties, and relevant to the product's actual environmental footprint rather than a minor attribute presented as the whole story.

Enforcement tiers define how regulators escalate responses. The Dutch model uses a four-tier approach: informal guidance and warnings (Tier 1), formal compliance orders requiring corrective action within 30 to 90 days (Tier 2), administrative fines calculated as a percentage of relevant turnover (Tier 3), and referral for criminal prosecution in cases of deliberate fraud (Tier 4). Most enforcement actions remain at Tiers 1 and 2, with approximately 15% of cases reaching the fine stage.

Comparative claims receive special scrutiny. Claims such as "50% less carbon than competitors" or "most sustainable option in category" require disclosure of the comparison methodology, the specific competitor or benchmark used, and the scope of the assessment. The ACM found that 72% of comparative environmental claims in the Dutch market failed to meet basic substantiation standards.

Carbon neutrality claims have become a primary enforcement target globally. Regulators in the Netherlands, France, and increasingly Brazil have challenged claims of "carbon neutral" or "climate neutral" status where companies rely primarily on offset purchases rather than absolute emissions reductions. France's Climate and Resilience Law, effective since January 2023, effectively prohibits carbon neutrality claims for products unless the company can demonstrate verified emissions reductions covering its full value chain.

What's Working

The Netherlands: Systematic Sector Sweeps

The ACM's enforcement approach uses structured "sector sweeps" rather than responding only to individual complaints. In 2023 and 2024, the ACM conducted sweeps of the energy sector (targeting "green gas" and "100% renewable electricity" claims), the fashion sector (addressing "sustainable collection" and "eco-conscious" labeling), and the food sector (scrutinizing "climate neutral" and "sustainably sourced" claims on packaging).

The energy sector sweep examined claims from 18 energy retailers and found that 11 were marketing "green" electricity products using unbundled renewable energy certificates (RECs) purchased separately from physical electricity delivery, without disclosing this to consumers. The ACM required these companies to either modify their claims to accurately describe the certificate-based nature of their products or procure directly contracted renewable energy through power purchase agreements. Within 12 months, six of the 11 companies transitioned to direct PPA-backed green products, representing a genuine shift in procurement practice rather than just relabeling (ACM, 2024).

The fashion sector sweep examined sustainability claims from 70 brands operating in the Dutch market, including both domestic and international companies selling through Dutch retail channels. The ACM identified 31 brands making claims such as "sustainable collection" or "conscious choice" without defining what "sustainable" meant in context or providing quantified environmental performance data. Post-enforcement, brands like H&M modified their Conscious Collection labeling to include specific metrics: percentage of recycled content, water savings versus conventional production, and third-party certification details.

Brazil: Adapting the Model for Emerging Markets

SENACON's greenwashing enforcement initiative, launched in September 2024, adapted the Dutch sector sweep approach to Brazil's market characteristics. The initial focus targeted the cosmetics and personal care sector, where "natural," "organic," and "sustainable" claims proliferate on products sold to Brazil's 215 million consumers. SENACON's first enforcement action, against a major domestic cosmetics brand claiming "100% natural ingredients" in a product containing synthetic preservatives, generated significant media coverage and prompted 14 other companies to proactively review and modify their claims before formal investigation.

SENACON collaborated with INMETRO, Brazil's national standards body, to develop a simplified substantiation framework appropriate for the Brazilian market, where many companies lack the technical capacity for full lifecycle assessments. The framework allows tiered substantiation: basic claims (e.g., "contains recycled content") require supplier documentation and chain-of-custody records; intermediate claims (e.g., "reduces water consumption by 30%") require independent testing by accredited laboratories; and advanced claims (e.g., "carbon neutral") require third-party verified lifecycle assessments (SENACON, 2025).

India: Self-Regulatory Strengthening

India's Advertising Standards Council of India (ASCI) processed 284 complaints related to environmental claims in 2024, up from 87 in 2022. While ASCI operates as a self-regulatory body rather than a government enforcer, its decisions carry significant market weight because major media platforms and digital advertising networks have agreed to remove advertisements found in violation of ASCI guidelines within 14 days. In 2024, ASCI upheld complaints against 61% of challenged environmental claims, requiring modification or withdrawal. High-profile cases included enforcement against automotive manufacturers claiming "zero-emission driving" for hybrid vehicles (which produce tailpipe emissions in combustion mode) and against FMCG companies claiming "plastic-free packaging" for products with plastic-lined paper containers (ASCI, 2025).

What's Not Working

Cross-border enforcement gaps remain the most significant challenge. A company sanctioned for greenwashing in the Netherlands can continue making identical claims in markets without equivalent enforcement. The ACM documented cases where international brands modified claims for the Dutch market while maintaining unsubstantiated versions in other European countries, creating a patchwork of consumer protection. Until the EU Green Claims Directive is fully transposed into national law across all member states (expected by 2027 to 2028), this jurisdictional arbitrage will persist.

Small and medium enterprise capacity presents a structural barrier to compliance. The Dutch sector sweeps found that while large multinational companies typically have sustainability teams capable of producing substantiation documentation, SMEs accounting for 60 to 70% of sustainability claims in sectors like food and fashion often lack the technical expertise and financial resources to conduct lifecycle assessments. The cost of a basic product LCA ranges from EUR 5,000 to EUR 25,000, which is prohibitive for small producers. Without accessible, affordable substantiation pathways, enforcement risks disproportionately affecting smaller companies while larger competitors absorb compliance costs as a competitive moat.

Digital and social media claims outpace regulatory capacity. Influencer marketing, social media advertising, and dynamic digital content change faster than regulators can monitor. The ACM acknowledged that its enforcement actions primarily targeted traditional advertising and product packaging, while an estimated 40% of greenwashing occurs through digital channels that are harder to document, attribute, and enforce against. Brazil faces an even more acute version of this challenge, with WhatsApp-based marketing reaching millions of consumers through channels nearly invisible to regulatory monitoring.

Penalty levels remain insufficient to deter large corporations. The maximum administrative fine under the Dutch framework is EUR 900,000 per violation. For a multinational corporation with billions in revenue, this amount represents a rounding error rather than a meaningful deterrent. The EU Green Claims Directive proposes penalties of up to 4% of annual turnover (mirroring GDPR), but until this is enacted, enforcement penalties in most jurisdictions remain too low to change corporate behavior at the C-suite level.

Key Players

Established Organizations

• Netherlands Authority for Consumers and Markets (ACM): Pioneer of the sector sweep enforcement model, with 19 formal enforcement actions and over 40 voluntary corrective commitments secured since 2023
• European Commission DG Justice: Driving the EU Green Claims Directive through legislative adoption, coordinating cross-border enforcement frameworks
• SENACON (Brazil): Leading emerging market adaptation of European anti-greenwashing enforcement models, with cosmetics sector as initial focus
• Advertising Standards Council of India (ASCI): Processing the highest volume of environmental advertising complaints in the Asia-Pacific region
• France DGCCRF (Competition and Consumer Affairs): Enforcing the world's strictest carbon neutrality claim restrictions under the Climate and Resilience Law
• International Consumer Protection and Enforcement Network (ICPEN): Coordinating cross-border greenwashing enforcement actions across 65 member countries

Startups and Technology Providers

• ClimatePartner: Providing carbon footprint calculation and labeling services, though its own "climate neutral" label has faced regulatory scrutiny in Germany
• Provenance: Blockchain-based supply chain transparency platform enabling verifiable environmental claims for consumer brands
• Clarity AI: Machine learning platform that screens corporate sustainability claims against reported data, used by regulators and investors
• Ecochain: LCA software platform reducing the cost and complexity of product lifecycle assessments for SMEs from months to weeks

Investors and Funders

• European Climate Foundation: Funding consumer advocacy organizations that file greenwashing complaints and support enforcement capacity building
• Omidyar Network: Investing in digital verification tools for sustainability claims in emerging markets
• Good Energies Foundation: Supporting regulatory capacity building for anti-greenwashing enforcement in developing economies

Action Checklist

• Audit all environmental claims across product packaging, advertising, websites, and social media for substantiation gaps within 90 days
• Establish a claims governance process requiring legal and sustainability team sign-off before any new environmental claim is published
• Conduct or commission lifecycle assessments for products with environmental marketing claims, prioritizing highest-revenue products first
• Replace vague terms ("eco-friendly," "green," "sustainable") with specific, quantified claims backed by verifiable data
• Review carbon neutrality and offset-based claims against the French Climate and Resilience Law standard as a global benchmark
• Build a substantiation file for each environmental claim containing methodology, data sources, date of assessment, and third-party verification where applicable
• Monitor regulatory developments in all operating markets and establish a quarterly review cycle for claim compliance
• Train marketing and communications teams on the distinction between aspirational statements and factual environmental claims

FAQ

Q: How should executives prioritize which claims to review first? A: Prioritize by risk exposure: claims that appear on product packaging (hardest and most expensive to modify once printed), claims in markets with active enforcement (Netherlands, France, Brazil, UK), and claims using absolute terms ("100% sustainable," "zero impact," "carbon neutral") which face the highest enforcement probability. The ACM's enforcement data shows that absolute claims are challenged at 3x the rate of qualified, specific claims.

Q: What is the cost of building a compliant substantiation framework? A: For a mid-sized company with 50 to 200 products carrying environmental claims, expect initial investment of EUR 150,000 to EUR 500,000 covering lifecycle assessments for key product lines, claims governance process design, and marketing team training. Ongoing annual costs of EUR 50,000 to EUR 150,000 cover LCA updates, regulatory monitoring, and new product claim reviews. These costs are typically 5 to 15% of the corrective costs incurred after an enforcement action, making proactive compliance the clear economic choice.

Q: Are voluntary carbon offset claims still defensible? A: Increasingly not as standalone claims. The emerging regulatory consensus across the EU, UK, and Brazil requires companies to demonstrate absolute emissions reductions before claiming any form of carbon neutrality. Offsets may be communicated as a supplementary action ("we have reduced emissions by 40% and offset the remainder through verified removal projects") but not as the primary basis for a neutrality claim. France has effectively banned product-level carbon neutrality claims, and the EU Green Claims Directive is expected to impose similar restrictions EU-wide by 2027.

Q: How do enforcement approaches differ between developed and emerging markets? A: Developed markets (EU, UK, Australia) tend toward formal administrative enforcement with structured penalties and appeals processes. Emerging markets are adopting hybrid approaches: Brazil combines administrative enforcement with strong consumer protection court systems, India relies on self-regulatory bodies backed by media platform cooperation, and South Africa uses an advertising regulatory board with industry funding. The core substantiation requirements are converging globally, but enforcement mechanisms and penalty levels still vary significantly. Executives should design compliance programs to meet the highest applicable standard across their operating markets.

Sources

• European Commission. (2023). Screening of Websites for Greenwashing: Results and Recommendations. Brussels: European Commission, DG Justice and Consumers.
• Netherlands Authority for Consumers and Markets. (2024). Sustainability Claims Enforcement Report 2023-2024. The Hague: ACM.
• SENACON. (2025). Green Claims Enforcement Initiative: First-Year Results and Methodology. Brasilia: National Consumer Secretariat, Ministry of Justice.
• Advertising Standards Council of India. (2025). Annual Complaints Report 2024: Environmental and Sustainability Claims. Mumbai: ASCI.
• France DGCCRF. (2024). Implementation Review: Article L. 229-68 Climate and Resilience Law, Carbon Neutrality Claims Enforcement. Paris: Ministry of the Economy.
• International Consumer Protection and Enforcement Network. (2025). Cross-Border Greenwashing Enforcement: Coordination Framework and Case Studies. London: ICPEN Secretariat.
• Global Web Index. (2024). Consumer Trust in Sustainability Claims: 2024 Multi-Market Survey. London: GWI.