P2B dispute resolution for sellers: what it means for marketplace sellers

TL;DRThe Platform-to-Business (P2B) Regulation gives sellers trading on EU marketplaces – including Amazon DE – a set of enforceable procedural rights that most sellers have never used. When Amazon restricts, suspends, or removes a listing or account, the P2B rules require the platform to provide a statement of reasons, access to an internal complaint-handling system, and a path to external mediation. A suspension under EU rules is not final by default. There are concrete steps available, and the window to use them is real.

This analysis covers what the P2B dispute-resolution mechanism actually is on Amazon DE, how the procedural path works in practice, and where a seller's genuine decision points sit. It is written for sellers whose account or listings on Amazon DE have been restricted under EU rules, and for operations teams and in-house counsel who need to understand the options before acting.

What is the P2B Regulation and why does it exist for marketplace sellers?

The Platform-to-Business Regulation – Regulation (EU) 2019/1150 – is the baseline legal instrument governing how major online intermediaries must treat the business sellers who use their services. It applies to any platform providing intermediation services to sellers established in the EU, regardless of where the platform itself is based. Amazon DE falls squarely within its scope.

The regulation grew out of a recognized power imbalance: platforms set the rules, and individual sellers had no real recourse when those rules were applied against them. The P2B Regulation changes that, not by overriding platform policies, but by requiring platforms to follow a minimum procedural standard. Every business seller on Amazon DE has a right to a clear statement of reasons before or at the point of a restriction or suspension. That right is not contingent on the seller having a lawyer or knowing to ask for it.

In matters we handle, sellers frequently receive a suspension notice that reads like a final decision. Often it is not. The P2B Regulation creates a parallel procedural channel that sits alongside whatever Amazon's internal policies say, and that channel has teeth – including the right to go to independent mediation outside Amazon's own system.

It is worth being clear about what the P2B Regulation does not do. It does not give a seller the right to trade if Amazon has a legitimate policy basis for the restriction. What it does is require that the basis be stated, that the seller have a genuine opportunity to respond through a complaint process, and that a neutral external mediator be available if the internal process fails. Those procedural guarantees translate into real leverage.

How does the P2B internal complaint-handling system work on Amazon DE?

Amazon is required under Article 11 of the P2B Regulation to operate a free, accessible internal complaint-handling system for business sellers. The system must be easy to use and must handle complaints about three categories of issue: decisions to restrict or suspend access; behavior that affects the seller's economic interests; and contractual terms that the seller considers non-compliant with the regulation.

In practice on Amazon DE, the internal complaint path runs through Seller Central. The seller submits a formal complaint identifying the P2B Regulation as the basis for the complaint – not merely a standard appeal or a "performance notification" response. This framing matters. A standard appeal through Account Health operates under Amazon's internal policies. A P2B complaint invokes a legal obligation, and Amazon must respond to it through the mandated system, document the handling, and provide a reasoned outcome.

We regularly see sellers submit what they believe to be a formal complaint, only to find it has been processed as an ordinary appeal and rejected on standard grounds. The distinction between the two channels is procedural and semantic, and getting it wrong at the start forecloses the stronger path. Once a complaint has been treated as an ordinary appeal, reopening the P2B track requires more work.

The internal complaint-handling system must, under the regulation, consider the substance of the complaint and provide an outcome. Amazon must also publish information on how the system functions and how it handles complaints. The P2B Regulation creates an audit trail – and that trail becomes evidence if the matter escalates to mediation or a regulatory complaint.

What is the mediation right, and when does it become relevant?

If the internal complaint-handling process does not resolve the matter, Article 12 of the P2B Regulation requires Amazon to identify – in its terms of service – at least two external mediators. Those mediators must be independent, affordable for business sellers, and must handle mediation in good faith.

Mediation under P2B is not arbitration. The process does not produce a binding decision in the same way that arbitration under the American Arbitration Association (AAA) rules does. It is a structured negotiation with a neutral third party, and its purpose is to reach an agreed resolution. What makes it meaningful is that Amazon is required to engage with it. Refusal to participate in mediation in good faith is itself a breach of the P2B Regulation, and that breach is enforceable through the regulatory and judicial channels the regulation creates.

In our practice, the mediation route is most useful when the internal complaint has produced an inadequate or unexplained outcome, and when the commercial cost of a prolonged restriction justifies the time investment. For a seller whose listings have been taken down during a peak trading period – think Q4 on Amazon DE for a home-electronics brand – the mediation timeline, though measured in weeks rather than days, is often the only route that produces a documented, reasoned outcome from Amazon.

That said, mediation is not always the right first move. A well-constructed internal P2B complaint, properly framed with the correct legal basis and supported by the right evidence, often resolves the matter before mediation is ever invoked. The decision of when to escalate to mediation versus when to strengthen the internal complaint is one of the core judgment calls in these matters.

For a structured overview of the full EU regulatory toolkit available to sellers on Amazon DE and other EU platforms, the EU marketplace regulation complete guide for sellers maps each instrument and when it applies.

How does the Digital Services Act intersect with P2B dispute rights?

The Digital Services Act (DSA) operates alongside the P2B Regulation and, in some respects, expands the rights it creates. Under the DSA, Amazon – as a Very Large Online Platform (VLOP) – must provide a statement of reasons for any content moderation decision that affects a seller's listings or account. That statement of reasons must be specific: it must identify the policy or rule applied, the content or behavior at issue, and the legal basis where applicable.

The DSA also mandates an internal complaint-handling mechanism for sellers and traders affected by moderation decisions, and it requires access to out-of-court dispute-settlement bodies – a parallel structure to P2B mediation, with some overlapping scope and some distinct coverage. The DSA's out-of-court dispute-settlement pathway applies specifically to decisions affecting the availability of a seller's content or account, and it must be accessible free of charge or at low cost to the seller.

Where a suspension or restriction on Amazon DE involves both a P2B grievance (access to the service) and a DSA content-moderation issue (takedown of specific listings), both frameworks are potentially engaged simultaneously. Running both in parallel requires some care – the procedural steps and timeframes differ, and an uncoordinated submission can create inconsistencies in the seller's stated position. In matters we handle involving Amazon DE, we assess from the outset which instrument is the primary lever and structure the complaint sequence accordingly.

The Digital Markets Act (DMA), which applies to Amazon as a designated gatekeeper, adds a third layer for certain behaviors – particularly those involving self-preferencing or discriminatory access conditions. For most individual suspension or listing-restriction matters, the DMA is background rather than foreground. It becomes relevant when the behavior in question looks systemic rather than account-specific, or where the seller has grounds to support a complaint to the European Commission or a national competition authority.

What does a realistic P2B complaint look like in practice?

A suspension notice arrives. It says the account has been restricted for policy violations, with a reference to Amazon's Selling Policies. There is a button to appeal. The seller clicks it, submits an explanation, and receives an auto-rejection within 48 hours. At that point, many sellers conclude the matter is closed.

It is not. What the seller submitted was an appeal under Amazon's internal policy procedures – not a P2B complaint. The P2B Regulation complaint is a separate document, submitted through a separate channel (or clearly labeled as such in writing to Amazon's legal or policy teams), that invokes the seller's rights under the regulation by name and requests specific remedies: a detailed statement of reasons, reconsideration through the mandated complaint-handling system, and – if relevant – information on the mediators Amazon has identified under Article 12.

A well-constructed P2B complaint does four things. It identifies the regulation explicitly and the specific right engaged. It states the factual basis – what happened, when, what the impact is. It challenges the adequacy of the statement of reasons originally provided, if it was inadequate. And it sets out the remedy the seller is seeking, whether that is full reinstatement, removal of a specific listing restriction, or a corrected statement of reasons.

Evidence matters. The complaint should be supported by the original suspension notice, any prior correspondence, evidence of the seller's compliance history on Amazon DE, and any third-party documentation relevant to the stated policy ground. A complaint that reads as a grievance without supporting documentation is weaker than one that marshals the record systematically.

A home-furnishings seller on Amazon DE (winter 2025) came to us after a product-safety suspension had grounded an entire ASIN catalogue. The original appeal had been rejected twice. We rebuilt the submission as a formal P2B complaint, identified the specific deficiencies in Amazon's statement of reasons, and provided documented evidence of the seller's compliance with the applicable product-safety regulation. The listings were restored within several weeks of the P2B complaint being filed. The point was not that the appeal argument changed dramatically – it was that the procedural framing changed, and with it the obligation on Amazon to respond substantively.

To understand the procedural path specific to suspension notices under the P2B Regulation, the case study on how one seller resolved a P2B regulation notice of suspension walks through the sequence in detail.

The seller's decision points: what are the real trade-offs?

Once a seller understands that the P2B Regulation creates a genuine procedural path, the practical question becomes which path to take and when. There are three main options, and each carries trade-offs that depend on the specific suspension, the account history, and the commercial urgency.

The first option is a standalone P2B internal complaint, drafted and filed without escalation to mediation or regulatory bodies. This is the fastest route in most cases. If the complaint is well-framed and the evidence is adequate, it can produce a resolution – either reinstatement or an improved statement of reasons – within a timeframe measured in weeks. The downside is that if Amazon's internal system handles it inadequately, the seller has consumed time and signaled their position without achieving resolution.

The second option is a P2B internal complaint followed immediately by a formal request for information on Amazon's designated mediators, making clear that escalation is being considered. This two-track approach increases pressure on Amazon's internal process without triggering full mediation costs (minimal as they are). It is the approach we most commonly use in matters where the commercial stakes are high and the internal track alone looks insufficient.

The third option is escalation to external mediation from the outset or shortly after a failed internal complaint. Mediation takes longer than an internal complaint alone, but it introduces a neutral party and creates a formal record that can be used in subsequent regulatory or judicial proceedings if needed. For sellers facing a systemic pattern of restrictions, or where Amazon's conduct appears to breach the P2B Regulation in a way the internal system has repeatedly failed to address, mediation is the appropriate tool.

Across all three paths, one truth holds: the first document the seller files sets the terms of the entire dispute. A vague or misdirected first submission tends to produce a vague or dismissive first response. Precision at the outset matters more than speed.

For sellers who have already gone through one round of internal complaint and received a rejected or inadequate outcome, the analysis of what changed in P2B dispute resolution for sellers and what to do addresses the specific options still available at that stage.

What the myth of "no leverage" costs sellers on Amazon DE

The most persistent misconception we encounter is that once Amazon issues a suspension notice under its own policies, the seller is without meaningful recourse. That belief is understandable – Amazon's communications are designed around its internal processes, which present the appeal as the only available path and the rejection of that appeal as a final answer.

The P2B Regulation says otherwise. The regulation exists precisely because the EU legislature recognized that platform-internal processes, left to operate without external constraints, tend to produce outcomes that favor the platform. The complaint-handling obligation, the mediation obligation, and the statement-of-reasons obligation are external constraints on Amazon's conduct – not requests that Amazon may or may not honor.

What does acting on the misconception cost? Concretely: a seller who treats an appeal rejection as final forfeits the P2B complaint window, the mediation option, and the possibility of a regulatory complaint to a national enforcer. Those are real options with real commercial value – not theoretical rights. The cost of not using them is the cost of the suspension itself: lost revenue, displaced inventory, competitor gains in the window the seller is absent from Amazon DE.

A brand-owner selling electronics accessories on Amazon DE (spring 2026) came to us after a six-week suspension during which they had filed two standard appeals and received two rejections. The original statement of reasons was, on analysis, insufficient under the P2B Regulation – it referenced a policy category without identifying the specific conduct at issue. We filed a P2B complaint on that basis, and Amazon produced a revised statement of reasons that in turn identified a compliance gap the seller could address directly. Reinstatement followed the corrected submission. Six weeks had passed before the seller understood they had a P2B route available. That six weeks represented a material revenue loss that was entirely avoidable.

The realistic options are not unlimited. The P2B Regulation does not override a legitimate policy basis for suspension, and mediation cannot compel reinstatement of an account that has genuinely violated applicable rules. But in our practice, a significant share of EU marketplace suspensions involve procedural deficiencies – inadequate statements of reasons, failure to process complaints through the mandated system, or outcomes that Amazon's own internal processes could not justify if examined by a neutral mediator. Those deficiencies are the leverage.

Regulatory enforcement: who oversees P2B compliance and what can sellers do?

Enforcement of the P2B Regulation is assigned to member state authorities. In Germany – the jurisdiction covering Amazon DE operations – enforcement sits with bodies including competition and commerce regulators who have the power to investigate and sanction non-compliance. The Bundeskartellamt has historically taken an active interest in platform conduct toward business users, and the P2B framework sits alongside the competition law tools it already uses.

A seller cannot bring a private enforcement action under the P2B Regulation in the same way as under a consumer-protection statute. But two indirect enforcement routes exist. First, representative organizations – trade associations and bodies that meet the regulation's criteria – can bring actions in court against non-compliant platforms. Second, sellers can file complaints with national enforcement bodies, which can investigate and impose penalties on platforms that systematically breach P2B obligations.

A regulatory complaint does not produce a direct remedy for the individual seller's account, but it creates a record and a process that can affect the platform's behavior. In cases where Amazon's handling of a seller's P2B complaint has been procedurally deficient, a parallel complaint to the relevant national enforcement body is worth considering as part of a broader strategy.

The DSA enforcement layer adds a further dimension. The European Commission directly enforces the DSA against VLOPs, with the power to impose fines for systemic non-compliance. Individual sellers cannot bring DSA enforcement actions themselves, but a documented pattern of non-compliant behavior in responding to seller complaints can contribute to Commission investigations. The record a seller creates through a well-documented P2B and DSA complaint process has value beyond the individual dispute.

What sellers and in-house counsel should do now

The decision framework is simpler than the regulatory architecture suggests. A seller facing a restriction or suspension on Amazon DE should ask four questions in order.

First: has Amazon provided an adequate statement of reasons? Under P2B and the DSA, "policy violation" without specification is not adequate. If the statement of reasons is vague or circular, that is the first ground for a formal complaint.

Second: has the seller filed a complaint specifically invoking the P2B Regulation – or only a standard appeal? If only a standard appeal has been filed, the P2B complaint channel is still available, and it is worth pursuing before any other escalation.

Third: what is the commercial cost of the timeline? Mediation and regulatory complaints take longer than internal complaints. For a seller with high-velocity ASINs on Amazon DE in a competitive category, every additional week of suspension carries a real cost. The escalation decision should be made with that cost in view, not in the abstract.

Fourth: what is the strongest factual ground for the complaint? A P2B complaint that focuses on the seller's compliance record and the specific deficiency in Amazon's stated reasons is stronger than one that simply asserts the suspension is wrong. The evidence package assembled at this stage determines the quality of the outcome.

For in-house counsel handling Amazon DE matters alongside a broader IP or commercial portfolio, the P2B and DSA frameworks are specialist areas – the procedural rules are different from both litigation and standard commercial mediation, and the interplay with the DMA and national competition law adds complexity. We build the statement-of-reasons and internal-complaint case, and use the DSA, P2B, and DMA levers that apply, working with appropriate local counsel where a matter requires German-law regulatory expertise.

The steps above describe the standard path. Your situation turns on the specific wording of the restriction notice, your account history on Amazon DE, and the timing – all of which we review first. To get a read on where your P2B rights stand, email info@tutamenlaw.com.

Related areas

• EU Marketplace Regulation – full practice coverage for EU and UK marketplace sellers
• Account Reinstatement – Amazon account deactivation and Plan of Action work across surfaces

Frequently asked questions

How long does resolving P2B dispute resolution for sellers usually take on Amazon DE?

Timelines vary based on which procedural path is used and how complete the initial complaint is. An internal P2B complaint that is well-framed and supported by adequate evidence can produce a response within several weeks. Escalation to external mediation takes longer – typically several weeks to a few months depending on the mediator's schedule and Amazon's engagement. Regulatory complaints to national enforcement bodies operate on a separate, longer timeline and generally do not produce direct account remedies in the short term. Starting early and getting the first submission right is the single most important factor in compressing the overall timeline.

What are the main risks if I handle P2B dispute resolution for sellers alone?

The most common risk is procedural mislabeling – filing a standard appeal when a formal P2B complaint was available, or submitting a P2B complaint that lacks the specific legal framing Amazon's legal team needs to route it correctly. A second risk is inadequate evidence: a complaint without a documented compliance record and a direct challenge to the sufficiency of Amazon's statement of reasons is easier for the platform to deflect. A third risk is timeline loss – if the internal complaint is handled as an ordinary appeal, reopening the P2B track requires additional procedural work and additional time, during which the suspension and its commercial cost continue.

Do I need a lawyer for P2B dispute resolution for sellers?

The P2B Regulation does not require legal representation, and sellers can file internal complaints without one. In practice, the value of legal involvement depends on the complexity of the matter and the commercial stakes. For straightforward restrictions where Amazon's internal system is functioning and the seller's position is well-documented, a self-managed complaint may be sufficient. For suspensions involving multiple ASINs or a full account restriction, inadequate statements of reasons, prior rejected appeals, or a likely escalation to mediation, attorney-led work significantly improves both the quality of the submission and the outcome. Tutamen handles these matters on fixed fees quoted up front after a short review.

About Tutamen

Tutamen is an independent law firm for online marketplace sellers. We represent Amazon, Walmart, Etsy and eBay sellers in account deactivations, frozen-funds recovery, intellectual-property disputes, arbitration and Notices of Dispute, and US federal Schedule A defense, plus EU marketplace regulation. Our work is attorney-led and confidential, with fees quoted up front. We act for founders, brand owners and in-house teams who need a specialist for a marketplace dispute. Every matter is handled by an attorney; nothing is delegated to a non-lawyer intake process. To discuss your situation, email info@tutamenlaw.com.

Written by Dmitri Aronov, Partner – EU Marketplace Regulation, Tutamen.

Disclaimer: This article is general information, not legal advice, and does not create an attorney-client relationship. Marketplace policies and the law change, and every account and case is different. For advice on your situation, contact Tutamen at info@tutamenlaw.com.