A separate EU directive stalled in Brussels last year, and much of the industry read that as a delay. The directive that actually governs a hotel’s website, OTA listing and loyalty emails was never affected — and it becomes fully enforceable in four weeks.
EU green claims rules for hotels change on 27 September 2026, and the confusion currently circulating among marketing and sustainability teams has almost nothing to do with the regulation that will actually apply that day. Two EU directives were designed to arrive together and reshape how hotels describe their environmental performance. One of them — the Green Claims Directive — hit a wall in Brussels in June 2025 and has stayed there since, prompting a common but costly assumption: that the whole topic has been pushed back. The other, the Empowering Consumers for the Green Transition Directive, was adopted in full more than two years ago, has already been transposed into national law across the EU, and applies in every member state in four weeks, with penalties of up to 4% of annual turnover and no exemption for content already in circulation. For a GM signing off a website refresh, a DOSM drafting next quarter’s corporate RFP language, or a revenue manager pricing a “sustainable stay” package, the gap between what is believed and what is actually law is the risk this piece exists to close.
Table of Contents
– Two directives, one confusing headline
The Green Claims Directive and the Empowering Consumers for the Green Transition Directive — universally shortened to EmpCo — were proposed as companion pieces of the European Green Deal, one setting the broad consumer-protection floor and the other adding a stricter, pre-verified layer on top. EmpCo was adopted first, entering into force in March 2024. The Green Claims Directive followed a slower legislative path: proposed by the Commission in March 2023, backed by both Parliament and Council in first reading, and headed toward a final trilogue on 23 June 2025 — until the Commission announced, days earlier, its intention to withdraw the proposal after the European People’s Party, the Parliament’s largest group, raised concerns about the compliance burden on micro-enterprises. The Council cancelled that final meeting. What happened next is the part most industry commentary skips: the Commission never executed a formal withdrawal. Parliament’s committee chairs said publicly they remained ready to resume negotiations, the Council presidency due to take up the file signalled willingness to continue talks, and the Commission’s own 2026 Work Programme still lists the proposal as pending rather than withdrawn. As of the most recent legislative trackers, no trilogue has been rescheduled and no timeline exists.
None of that touches EmpCo. Directive (EU) 2024/825 required every member state to transpose it into national law by 27 March 2026 — a deadline most, though not all, hit; Germany’s Third Act Amending the Unfair Competition Act cleared the Bundestag in December 2025 and was published in the Bundesgesetzblatt in February 2026 — and it applies in full from 27 September 2026 regardless of what happens to its stalled companion. The commercial consequence of conflating the two is straightforward and already visible: brand and marketing teams who paused green-claims review work because the “big” directive stalled are, as of this piece’s publication, four weeks from a fully enforceable regime that touches website copy, OTA listings, in-room collateral and loyalty communications simultaneously. Nothing about the compliance timeline slipped. What some hotel groups’ internal sense of urgency did is a separate question, and it’s the one worth answering this month rather than after 27 September.
– What EmpCo actually forbids on a hotel’s own channels
EmpCo works by amending the EU’s existing Unfair Commercial Practices Directive, adding new categories of claims that are now presumed unlawful rather than assessed case by case. The mechanism that matters most to hospitality marketing is the ban on “generic environmental claims” — terms like “eco-friendly,” “green,” “sustainable stay,” “climate-friendly” or “environmentally conscious” used without an accompanying, specific substantiation on the same page or medium. A claim escapes that ban only if the hotel can point to what the directive calls recognised excellent environmental performance: an EU Ecolabel, a recognised Type I ecolabel under the ISO 14024 standard, or documented compliance with a specific EU legal benchmark. The European Commission’s own FAQ, first published in November 2025 and updated in May 2026, gives a concrete test: “climate-friendly packaging” with nothing else on the page is a banned generic claim; “100% of energy used comes from renewable sources” on the same page is a specific, permitted one. EmpCo separately bans claims that a stay, meal or product has a neutral or reduced environmental impact because the operator purchased carbon credits — the offset itself no longer counts as evidence of reduced footprint — and it restricts forward-looking pledges such as “carbon neutral by 2030” unless they rest on a published, verifiable implementation plan checked by an external expert. Comparative claims (“greener than our previous rooms,” “lower footprint than competitor hotels”) now require the hotel to disclose the basis of comparison.
The commercial consequence lands directly on marketing spend and legal exposure, not on abstract policy. Every “eco-friendly getaway” landing page, every rate plan marketed around offsetting, and every unqualified sustainability pledge on an owner or investor-facing page becomes a liability the moment it lacks specific, on-page evidence — this is not a copywriting exercise but a constraint on what a brand team can commit campaign budget behind between now and September. It also reaches further than the guest-facing website: language built for consumer compliance is, in practice, the safest default for corporate RFP responses too, even though EmpCo’s formal scope is business-to-consumer, because most hotel groups reuse the same claims across both channels and because corporate travel buyers increasingly run their own ESG procurement screens independent of EU law. Where the commercial impact isn’t yet quantifiable — how much of current sustainability-linked marketing spend actually depends on now-banned generic language — is worth an internal audit rather than a guess, because the answer varies enormously by brand and by market.
– The eco-badge at reception is next in line
A second, separate set of EmpCo rules governs sustainability labels — any trust mark, badge or score used to signal environmental or social performance, whether printed on a key card, displayed at reception or embedded in a loyalty app. Home-grown or self-awarded “eco” logos are no longer simply discouraged; displaying one is prohibited unless it sits behind a genuine certification scheme meeting six conditions the Commission’s FAQ sets out: independent third-party verification with no self-certification, publicly available scheme criteria, compliance monitoring aligned with ISO 17065 or an equivalent standard, legal separation between the body that owns the scheme and the body that audits it, open and non-discriminatory access for any operator willing to comply, and a documented stakeholder-consultation process behind the standard itself. A loyalty programme’s internally calculated “sustainability score,” or a badge a hotel designed itself, will not clear that bar.
For distribution teams, this is where the rule stops being a legal-department problem and becomes a channel-visibility one. Travalyst — the not-for-profit coalition whose partners include Booking.com, Expedia, Google, Skyscanner and Tripadvisor — already maintains its own vetted list of accommodation sustainability certifications, and from September those lists increasingly determine which schemes clear the same evidentiary bar EmpCo requires. Booking.com’s own research, published through Travalyst, found that 65% of travellers say they would feel better booking a property with a recognised sustainability certification, that 45% see certified-sustainable accommodation as more appealing, and that 67% want consistent sustainability labelling applied across booking platforms. That badge is doing real commercial work on the channel that still carries a meaningful share of a typical property’s production — which means a certification that fails EmpCo’s test is not a paperwork gap, it’s a risk to the sustainability filter and badge that influence click-through on exactly the channel where commission cost already competes hardest against direct booking share. Hospitality-specific certifiers, including Green Key Global, have already begun aligning their audit documentation to these six criteria and their continued presence on Travalyst’s list rather than assuming continuity is the operator-level check worth making before September.
– No grace period — and that is the operational risk
EmpCo’s requirements apply everywhere a hotel makes a claim to a consumer: the corporate website, the OTA listing description, booking-journey messaging, in-room directories, restaurant menus, spa collateral and loyalty emails all count. The point most compliance guidance underplays is what happens to material that already exists. The Commission’s FAQ states plainly that from the application date, traders must ensure their environmental claims and sustainability labels comply with the new rules, “including for existing products” — and an industry request for a formal grandfather clause covering pre-deadline stock and content was explicitly rejected. On 30 June 2026, the EU’s Consumer Protection Cooperation Network, the body representing national consumer authorities, published a “Common Understanding on old stock situations” confirming there is no additional grace period, while acknowledging that traders facing genuine transitional difficulty with pre-deadline materials can expect a measure of enforcement pragmatism — stickers over non-compliant claims, corrective point-of-sale information, or documented evidence of good-faith remediation efforts — rather than automatic sanction.
The commercial consequence is less about a single campaign launch and more about inventory. A menu printed in 2024, a spa brochure reordered last spring, an archived blog post still indexed on the website, and the season’s in-room key-card sleeve are all subject to the same deadline as anything published after it. That converts into a labour and audit cost — someone has to walk every consumer-facing channel and flag every claim — rather than a media-buy cost, and it is a real system-cost line item for marketing and sustainability teams to budget for now rather than in October. What’s genuinely unsettled is how much latitude national authorities will use in year one: the CPC Network’s document is guidance, not binding law, so the practical distance between “no grace period” and “pragmatic enforcement” will likely differ by member state until the first cases test it.
– Who enforces this, and what it costs
Enforcement runs through each member state’s own consumer-protection authority — the ACM in the Netherlands, the DGCCRF in France, and their equivalents elsewhere — acting under their national transposition of the amended Unfair Commercial Practices Directive, with the Consumer Protection Cooperation Network coordinating cross-border cases. Penalties can reach 4% of the trader’s annual turnover in the member state concerned, or a minimum threshold — commonly cited at around €2 million — where turnover cannot be determined, alongside orders to remove or correct specific claims. Regulators are not the only route: competitors, and consumer or competition associations, already have standing to bring claims directly, and they have used it. The Amsterdam District Court’s March 2024 ruling against KLM — brought by an environmental NGO rather than a regulator, under the pre-EmpCo Unfair Commercial Practices framework — found 15 of 19 statements in the airline’s advertising misleading, specifically its offset-based “CO2ZERO” claims and its framing of climate commitments. That case predates EmpCo’s application, but it shows the litigation channel that formalises the exact type of claim EmpCo now bans outright is already active in travel-adjacent industries, and NGOs rather than national authorities brought it.
The consequence for a hotel is that whatever it claims must now be backed by the same underlying data a property already produces for its carbon accounting — the Scope 1–3 figures discussed elsewhere in this publication’s coverage of hotel emissions reporting become the direct evidentiary base for any environmental claim, not a parallel exercise sustainability teams run separately from what marketing publishes. Gaps in that data are no longer solely a CSRD or ESG-reporting concern; they are now a live consumer-facing legal exposure attached to a specific figure — a stated turnover percentage — the moment a claim built on incomplete data reaches a national authority or a motivated NGO. How aggressively each country’s authority sequences its first post-September enforcement actions is the signal worth watching, and the aviation sector’s litigation history suggests civil-society claimants, not only regulators, will be part of that picture in travel.
– What the stalled directive would still add
The Green Claims Directive’s status, as of this writing, is genuinely unresolved rather than dead: the Commission announced an intention to withdraw in June 2025 following the EPP’s letter, the scheduled trilogue was cancelled, Parliament’s co-rapporteurs confirmed they remained ready to negotiate, and the Council presidency taking up the file afterward signalled it would try to restart talks — yet more than a year later, no new trilogue date has been set and the Commission’s own work programme keeps the file listed as pending. If it is revived, either in its original form or in a version scaled back to address the micro-enterprise concerns that triggered the objection, it would add obligations EmpCo does not currently impose: mandatory pre-publication verification of environmental claims by an accredited third party, rather than after-the-fact substantiation, and a single harmonised EU methodology for measuring environmental impact, replacing the mix of national interpretation EmpCo currently leaves to member states and their courts.
None of that is binding today, and hotels do not need to build a pre-verification programme against a proposal that may not return in recognisable form. What is worth noting is that the underlying work — specific, evidenced, third-party-verified claims tied to accredited certification — is the same foundation either version of EU green-claims law would require, so it is not effort wasted if the file moves again. Whether it returns in its original shape, a slimmed-down one, or not at all is a question best tracked through Parliament’s own legislative file record rather than settled by assumption in either direction.
Data Source
- Official Journal of the European Union, Directive (EU) 2024/825, 6 March 2024 — the adopted EmpCo Directive text; establishes the 27 March 2026 transposition deadline and 27 September 2026 application date, and the generic-claims, offsetting and future-performance-claim provisions.
- European Commission, FAQ on the Empowering Consumers for the Green Transition Directive, updated 18 May 2026 — the Commission’s own (non-binding) interpretive guidance defining “generic environmental claim,” “recognised excellent environmental performance,” and sustainability-label criteria.
- European Commission, “Green claims” policy overview — the Commission’s 2020 baseline study underpinning both directives: 53% of examined claims found vague, misleading or unfounded; 40% unsubstantiated; roughly 230 sustainability labels and 100 green energy labels active across the EU with uneven transparency.
- European Parliament, Legislative Train Schedule — Substantiation and communication of explicit environmental claims — the Parliament’s own tracker confirming the Green Claims Directive’s trilogue history and current “on hold” status.
- Latham & Watkins, “European Commission Announces Intention to Withdraw EU Green Claims Directive Proposal, Although the Status Remains Unclear,” June 2025 — legal analysis of the June 2025 withdrawal announcement and its unresolved formal status.
- CMS, “The EU Green Claims Directive – where are we now, and what’s next?,” 2026 — confirms the Commission did not formally withdraw the proposal and that the incoming Council presidency intended to resume talks.
- Linklaters Sustainable Futures, “EU CPC Network publishes Common Understanding on enforcement of ‘old stock situations,’” July 2026 — summary of the CPC Network’s 30 June 2026 guidance confirming no formal grace period for pre-deadline materials.
- Boehmert & Boehmert, “The status of implementation of the EmpCo Directive in Germany,” 2026 — confirms German transposition via the Third UWG Amendment Act, passed by the Bundestag in December 2025.
- Green Key Global, “What New Greenwashing Regulations Mean for Hotels and How to Stay Ahead,” 2026 — hospitality-sector compliance framing and Travalyst’s role in certifying accommodation sustainability labels for OTA platforms.
- Travalyst, “Travalyst unveils list of sustainability certifications compliant with its criteria,” 29 August 2024 and MarketScreener/Expedia Group newswire, February 2024 — Booking.com-sourced traveller research on sustainability-label appeal (65%, 45%) and demand for cross-platform consistency (67%).
- Clyde & Co, “First-ever greenwashing judgment against an airline delivered in the Netherlands,” March 2024 — legal summary of the Amsterdam District Court’s 20 March 2024 ruling against KLM’s offset-based climate claims.
- Hogan Lovells, “Greenwashing: publication of the directive on empowering consumers for the green transition” and
- Carbonfact, “Empowering Consumer Directive (EmpCo) and Unfair Commercial Practices Directive (UCPD),” May 2026 — penalty structure (4% of turnover / minimum fine threshold) and national-authority enforcement mechanics.
