There's a version of greenwashing that doesn't involve any intent to deceive. A brand invests genuinely in certification — pays the auditor, passes the assessment, earns the mark. Then it uses that mark in its marketing. And somewhere in the gap between what the certification measures and what the marketing says, a legally problematic claim gets made.

This happens because certifications are technical instruments with defined scope, and marketing is a communication exercise aimed at general consumers. Translating between those two registers is harder than it looks.

What Certifications Actually Certify

Every sustainability certification defines a scope — the materials, processes, supply chain tiers, or impact categories that the assessment covers. That scope is usually clear in the standard documentation, less clear in how the certification is communicated publicly.

GOTS (Global Organic Textile Standard) certifies that organic fibers were processed and manufactured under the standard's requirements for chemical use, wastewater treatment, and labor conditions. It covers from post-harvest processing through to finished garment. It does not assess the farming practices that produced the raw fiber (that's covered separately by organic farming standards like EU Regulation 2018/848). A GOTS-certified garment can legitimately be described as "certified organic" under the standard's requirements — it cannot be described as "sustainably farmed" unless the farming is also certified under an appropriate agricultural standard.

OEKO-TEX Standard 100 tests the finished product for a defined list of harmful substances. It says nothing about production processes, environmental management systems, supply chain labor conditions, or resource use. A product bearing Standard 100 certification can be described as "tested for harmful substances to OEKO-TEX Standard 100" — not as "responsibly produced" or "sustainably manufactured."

bluesign certification covers the production facility — chemical management, resource efficiency, health and safety in the manufacturing environment. It's a process certification, not a product certification. It applies to the facility it was granted to, not to all products made there, and not to anything upstream of the certified facility.

The Aggregation Problem

Brands often hold multiple certifications simultaneously, and the aggregation problem emerges when the instinct is to combine them into a single, simpler claim. "We're GOTS, OEKO-TEX, and bluesign certified" might be entirely accurate. "Our supply chain is certified sustainable" is almost certainly not, because no single combination of those certifications covers everything that phrase implies.

The ACM's 2024 guidance on sustainability claims addressed this directly. Displaying multiple certification logos does not create a cumulative claim covering everything implied by the logos' combination — each logo communicates only what its underlying standard certifies. If a consumer could reasonably interpret the combination as a statement about the brand's entire environmental performance, that impression is what's assessed against the Unfair Commercial Practices Directive, not the technical accuracy of each individual certification.

The Temporal Problem

Certifications expire and require renewal. Supply chains change. Facilities get decertified. The claims a brand was able to make accurately two years ago may not be supportable today if a key supplier has changed or a certification has lapsed.

This is less of a regulatory concern and more of an operational one — but the regulatory dimension follows. A brand that was accurately describing its materials as "GOTS certified" in 2022, but whose GOTS supplier changed in 2023 and was replaced by an uncertified one, is making a false claim if the GOTS reference remains on its current product pages. The compliance work isn't done when the certification is granted; it's ongoing.

What Good Certification Communication Looks Like

The standard that regulators consistently point to is specificity. A claim should describe what the certification covers, at what scope, and under what standard. "This fabric is certified to OEKO-TEX Standard 100, tested at Hohenstein Institute, certificate number XXXXXX" is legally robust. It's specific, verifiable, and doesn't exceed what the certification actually establishes.

That level of specificity is genuinely hard to communicate in the format of a product page tagline or a campaign headline. But the solution isn't to make the claim more general — it's to put the specificity somewhere accessible. A QR code linking to a certification page, a sustainability section with clear scope descriptions, a product detail page with linked certificate documents — these create the substantiation trail that allows a headline claim to reference something verifiable.

The headline can be simple. The substance behind it needs to be there.

The ECGT Standard

Under Directive 2024/825/EU, displaying a sustainability label that isn't covered by a certification scheme established or approved by a public authority, or independently verified by an accredited body, is prohibited. The directive also prohibits displaying a sustainability label without providing clear, easily accessible information about what the label covers.

That second obligation — information about scope — is the one most brands are currently falling short of. The certification itself isn't the problem. The gap between what the certification covers and what the consumer is likely to understand is where the legal exposure lives.

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References: Directive 2024/825/EU, Article 2 (definitions of environmental claims and labels); Regulation (EU) 2018/848 on organic production; GOTS Version 7.0 Standard; OEKO-TEX Standard 100 Version 2024.