The EU already ordered platforms to open their courtrooms. Almost nobody noticed.

What Article 21 actually requires

The Digital Services Act — Regulation (EU) 2022/2065, in full effect for all platforms since 17 February 2024 — is mostly discussed as a content-moderation law. Buried in its middle is something closer to a judicial reform. Article 20 obliges every online platform to run an internal complaint system for its decisions: removing a listing, suspending an account, demoting content, restricting a seller. Article 21 is the escalation valve: users dissatisfied with a platform's decision — or with how their complaint was handled — may take the dispute to an out-of-court dispute settlement (ODS) body, certified by a national Digital Services Coordinator.

The platform's obligations are pointed:

• It must engage in good faith with the certified body the user selects. It cannot simply ignore the process (it may decline only in narrow cases — e.g. the same dispute has already been resolved).
• It pays. If the user prevails, the platform bears the body's fees plus the user's reasonable costs. If the user loses, the user pays the platform nothing — at most their own nominal fee. The economics are deliberately asymmetric to make the channel usable.
• Certification standards are real. A body must demonstrate impartiality and independence — including financial independence from platforms and from users — plus expertise, clear and fair procedures, and the capacity to rule swiftly (the regulation contemplates decisions within 90 days, extendable for complex disputes).

Decisions are not binding on the parties — the DSA stopped short of forced arbitration — but a platform that routinely stonewalls certified bodies is writing evidence for its Digital Services Coordinator, and the first certified bodies, such as the Appeals Centre Europe in Dublin, began accepting cases against major platforms in late 2024. The machinery exists. It is simply, so far, thin.

Why this lands hardest on marketplaces

The early ODS conversation has been about social media — posts taken down, accounts banned. But the definition of "online platform" squarely covers P2P and resale marketplaces, and a marketplace's moderation decisions are economic decisions: a delisted item is lost inventory; a suspended seller is a small business switched off; a withheld badge or demoted listing is revenue. The users with the strongest incentive to invoke Article 21 are not aggrieved posters — they are sellers whose livelihood the platform's decision touched.

Consider the profile of a platform like Vinted — hundreds of millions of listings, moderation at industrial scale, sellers across every EU member state, and (a detail we find personally interesting, being partial to Lithuania ourselves) supervision anchored in Vilnius. Every listing takedown and seller suspension at that scale is now, in principle, appealable to an external body the platform must engage with and usually fund. Multiply across Depop, Wallapop, Leboncoin, and the marketplace arms of the big platforms, and Article 21 describes a dispute volume that does not exist yet only because the settlement capacity does not exist yet.

The capacity problem nobody has priced

Here is the structural tension: the DSA demands settlement bodies that are independent, expert, fast, and cheap enough that platforms can be made to pay for them at scale — and then the first generation of certified bodies was built on the only model available: human case handlers reading each file. Human adjudication has a floor price in the tens of euros per case and a floor latency of weeks. That works when a body receives thousands of cases a year. It collapses if even a fraction of a large marketplace's moderation decisions start flowing through the channel — and the fee obligation means the platform absorbs the collapse, case by case.

So platforms face a fork:

1. Hope the channel stays obscure. A strategy that survives only until consumer organizations, seller collectives, and claims aggregators — who industrialized GDPR and air-passenger claims — discover a channel where the platform pays the fees.
2. Get ahead of it: make peace with external adjudication, and steer disputes toward a venue that is credible to regulators, affordable at platform scale, and fast enough that the dispute does not outlive the listing.

What an AI-native venue changes

This is, transparently, the gap Recourse is built for. The DSA's certification criteria — published rules, impartiality, financial independence from the judged, speed — are not a description of a support team. They are a description of a court. Our thesis is that they can be met at machine cost:

• Published doctrine rather than case-handler discretion: parties can read the rules before they file, and most hopeless claims never get filed.
• Reasoned, auditable rulings in minutes at single-digit cost — with a human escalation bench for the cases that warrant one, on the venue's side of the fence, conflict-screened.
• Independence by construction: our fee is never a percentage of anything at stake, platforms cannot own the venue that judges them, and the cap table is built to survive an independence audit — because a court part-owned by its defendants is not a court.

We are preparing a certification path under Article 21 through an EU entity (Lithuania is the lead candidate — the regulator speaks English, moves quickly, and, fittingly, already supervises Europe's biggest resale marketplace). Certification is an accelerant, not a prerequisite: the same Verdict API that would serve statutory ODS demand serves contractual dispute queues today, and every ruling issued now compounds into the precedent corpus a certified body needs on day one.

If you run a marketplace: three moves this quarter

1. Instrument your Article 20 funnel. You cannot reason about ODS exposure without knowing your internal-complaint volume, overturn rate, and time-to-resolution. (Most dispute-ops teams we speak to can produce none of the three within a week.)
2. Model the fee exposure. Take your monthly adverse moderation decisions, assume single-digit-percent ODS uptake at incumbent human-body fees, and put the number in front of your CFO. It is larger than your current dispute budget.
3. Run a shadow pilot. Thirty days, our verdicts silently alongside your team on your live queue, side-by-side report on agreement, speed, and cost. If an external venue is in your future either way — and Article 21 says it is — better to choose one on evidence.

This article is commentary on Regulation (EU) 2022/2065, not legal advice; consult counsel on how the DSA applies to your platform. We publish our doctrine, our methodology, and — as the corpus grows — our error rates at /doctrine.