EU versus US enforcement differences: what it means for marketplace sellers

TL;DREU and US enforcement regimes for marketplace sellers operate on fundamentally different legal foundations, with different suspension procedures, different appeal rights, and different institutional actors. On Amazon UK and across the EU, sellers now have statutory rights to a statement of reasons, an internal complaint process, and access to mediation – rights that simply do not exist in the US, where Amazon's Business Solutions Agreement governs almost everything. Understanding which regime applies to your account, and how to use the tools it provides, is the strategic starting point for any enforcement matter.

As EU marketplace rules have moved from paper to active enforcement, the gap between what a suspended EU seller can do and what a suspended US seller can do has grown wider. That gap is an opportunity. Most sellers – and many advisers outside this niche – still treat an EU suspension as if it were a standard Seller Central deactivation, default to the Plan of Action playbook, and miss the statutory levers entirely. The result is a weaker position, a slower resolution, and sometimes an outcome that was avoidable.

This analysis covers how the two regimes differ in practical terms, what those differences mean for your choices when something goes wrong on Amazon UK or another EU-facing surface, and where the decision points actually sit.

Why the legal foundations are so different

The US enforcement environment for marketplace sellers is almost entirely contractual. Amazon's relationship with a US seller is governed by the Business Solutions Agreement (BSA), a contract Amazon can amend, enforce, and terminate largely on its own terms, subject to general US contract law and, in some circumstances, federal statutes. There is no US federal statute that requires Amazon to give a seller a reason for a suspension, a fixed window to respond, or an internal appeal. The BSA provides dispute-resolution terms – the path depends on the BSA version that applies to the account, which we check first – but those terms reflect Amazon's choices, not a legislative mandate.

The EU has moved in a different direction. The Platform-to-Business (P2B) Regulation, which applies across EU member states and, through retained EU law and the UK's own regulatory framework, substantially to UK-facing platforms including Amazon UK, establishes baseline procedural rights for business users. These include a duty on Amazon to state the reasons for restricting, suspending, or terminating an account, a minimum notice period before restrictions take effect (with defined exceptions for serious policy breaches), and a requirement to provide an internal complaint-handling system that is accessible, free, and produces a reasoned outcome. The Digital Services Act (DSA) – which designates Amazon as a Very Large Online Platform (VLOP) – adds transparency obligations and reinforces the statement-of-reasons duty for content or listing removals. The Digital Markets Act (DMA) addresses gatekeeper behavior at a systemic level and creates obligations relevant to sellers who depend on Amazon's ecosystem for distribution, search placement, and buy-box access.

What does this mean in practice? A US seller facing deactivation is fighting on Amazon's contractual ground. An EU or UK seller facing the same deactivation has a parallel set of statutory rights that exist independently of the BSA. Those rights do not guarantee reinstatement – nothing does – but they change what you can demand, what Amazon is required to provide, and what external bodies can review.

What does the statement-of-reasons requirement actually change?

The statement-of-reasons requirement is arguably the most operationally significant difference for a seller working through a suspension. Under the P2B Regulation and the DSA, Amazon must set out the specific facts and circumstances that led to a restriction or removal, and the grounds for that decision. A generic "your account has been deactivated for violating our policies" notice is not sufficient under these rules. That is a material distinction from US practice, where the deactivation email routinely cites a policy category with minimal factual detail.

Why does this matter? Because the quality of the statement of reasons determines the quality of the response you can build. In matters we handle on Amazon UK and EU surfaces, we start by assessing whether the notice Amazon provided actually meets the standard. If it does not, demanding a compliant statement of reasons is itself a procedural step – one that puts Amazon on notice that the seller is engaging with the statutory framework, not just submitting a Plan of Action and hoping. In the US, that step does not exist. The deactivation notice is what it is, and you work backward from it.

The practical implication is timing. In the US, the seller's clock starts when the deactivation email arrives. In the EU, there is a preliminary step: verify that the notice is legally adequate before structuring the substantive response. Sellers who skip this because they are following the US playbook miss a lever that costs nothing to use and can produce a cleaner evidentiary record if the matter escalates.

How do internal complaint rights work on Amazon UK?

Under the P2B Regulation, Amazon is required to operate an internal complaint-handling system for business users. This system must be free of charge, accessible, and result in a reasoned outcome within a reasonable time. The internal complaint process is legally distinct from the standard Seller Central appeal flow – it is not simply a second tier of the same administrative process. It is a rights-based mechanism that Amazon is obligated to operate under EU law, with specific output requirements.

In the US, there is no equivalent. Amazon's appeal process is whatever Amazon decides it is at any given time. It can be restructured, narrowed, or made more difficult without notice. A US seller who submits a Plan of Action and receives a form rejection has reached the end of the internal path Amazon has chosen to provide. The only next steps are an Amazon Notices of Dispute process (under the BSA's dispute-resolution terms, which are volatile and account-specific), a pre-arbitration demand, or – in rare circumstances – litigation.

On Amazon UK, the internal complaint system means that a seller who has been through the standard appeal process and received an inadequate outcome has a second, distinct mechanism to trigger. We regularly see sellers in this position who have not used it, because their advisers are treating the matter as a US-style dispute. The complaint mechanism also creates a documented record of Amazon's reasoning at each stage – which matters if the seller subsequently pursues mediation under the P2B framework or raises the matter with a national enforcement body.

For an overview of how these mechanisms fit into the broader regulatory picture, our guide to EU marketplace regulation for sellers covers the full procedural map.

What is the mediation option, and when does it actually apply?

The P2B Regulation requires Amazon to identify mediators in its terms and conditions with whom it is willing to engage for the out-of-court resolution of disputes with business users. This is a meaningful procedural right that has no parallel in the US marketplace context. In the US, the BSA's dispute-resolution path leads to arbitration – under terms that depend on the BSA version applicable to the account – and the American Arbitration Association (AAA) administers most of those proceedings. Mediation is not a structural requirement in the US framework.

In the EU and UK context, the mediation route sits between the internal complaint process and any formal legal or regulatory action. It is not always the right tool – if the dispute turns on a factual question that Amazon can resolve internally, mediation adds time without adding leverage. But in complex matters, or where the internal complaint process has produced an inadequate result, mediation gives the seller a neutral third-party forum before the cost and duration of formal proceedings. The cost structure and availability of mediators varies by member state, and the details of Amazon's commitments under its own P2B terms are subject to the account's applicable terms.

Our analysis of mediation under EU marketplace rules covers the procedural options and when they tend to produce results.

DSA and DMA: what do they add for a seller dealing with an enforcement action?

The Digital Services Act and the Digital Markets Act operate at a different level than the P2B Regulation. The P2B is fundamentally about procedural fairness for individual business users – the seller in front of you. The DSA and DMA are systemic instruments, addressing Amazon's obligations as a very large platform and, in the DMA's case, as a designated gatekeeper.

For an individual seller handling a specific suspension, the DSA's most directly useful provision is the statement-of-reasons requirement for decisions to remove content or restrict listings, reinforcing the P2B right and extending it to a broader class of platform decisions. The DSA also creates transparency obligations around recommender systems and advertising, which can be relevant in matters where a seller's listings have been demoted or suppressed without formal deactivation. This is a category of enforcement action that has no clean analog in the US – where suppression or buy-box exclusion tends to be addressed, if at all, through the BSA's dispute terms rather than a statutory right.

The DMA's gatekeeper obligations are most relevant for larger EU-facing operations – sellers who are materially dependent on Amazon's ecosystem for search, placement, and distribution. The DMA imposes obligations on Amazon regarding self-preferencing, data access, and interoperability, and enforcement actions by the European Commission under the DMA can affect the commercial conditions under which all sellers operate. For an individual enforcement matter, the DMA is not typically the primary instrument, but understanding it helps explain why Amazon's obligations in the EU are structurally heavier than in the US.

For a closer look at one of the DMA's more practically useful tools for sellers, our piece on data access rights for EU sellers explains what can be requested and how.

The operator impact: commercial reality of the two regimes

Abstract legal differences matter only if they translate to better outcomes for a seller with a real problem. Here is the commercial picture.

A seller on Amazon US facing a Section 3 deactivation is in a weaker procedural position than most people appreciate. The BSA is a contract that Amazon drafted and that Amazon enforces. The appeal process has no statutory minimum standards. The reserve policy – funds held after deactivation – has no legislative cap. The realistic options are a well-evidenced Plan of Action, escalation through the BSA dispute process, pre-arbitration demand, or in some cases federal litigation. Each path has a cost and a timeline, and the seller is negotiating from a contractual, not a statutory, position.

A seller on Amazon UK facing the same type of suspension has all those options, plus the P2B internal complaint right, the mediation mechanism, and the ability to raise a complaint with the relevant national enforcement authority. The statutory rights do not override the contractual relationship – the BSA still governs commercial terms – but they impose procedural obligations on Amazon that the seller can enforce, and they create a documented record that matters in any escalation. Practically, this means the suspension can be engaged at two levels simultaneously: the Seller Central appeal process (which works broadly the same way as in the US) and the statutory complaint track (which does not exist in the US).

For sellers operating across both US and EU surfaces – which in our practice means most mid-market FBA businesses of any scale – the enforcement difference creates an asymmetry that affects how you prioritize resources when something goes wrong. An EU suspension, handled correctly, may be more tractable than the equivalent US action, even if it feels more opaque at first. The opacity comes from unfamiliarity with the statutory tools, not from the tools being weaker.

Consider what happened with an apparel brand operating on Amazon UK in the fall of 2025. The account was restricted following an authenticity complaint. The standard Seller Central appeal was rejected without substantive reasons. We reviewed the notice against the P2B standard, determined it was inadequate, and demanded a compliant statement of reasons. The response came with a clearer articulation of the specific issue, which turned out to be a mismatch between the product documentation Amazon had on file and updated supplier paperwork. We refiled the appeal addressing that specific root cause, and the restriction was lifted. Treated as a US-style dispute, the matter would have resulted in two or three further generic rejections before anyone identified the real problem.

Decision points: how to choose the right path

If you are on Amazon UK or another EU-facing surface and you have received a suspension or restriction notice, the decision tree looks like this.

First: assess the notice itself. Does it contain specific factual grounds and a legal or policy basis, or is it a form notice? If the latter, the first step is demanding a compliant statement of reasons before doing anything else. This is a low-cost, low-risk move that frames the matter correctly from the start.

Second: identify the category of restriction. A performance-based restriction (order defect rate, late dispatch, negative feedback threshold) is primarily a factual matter to be resolved through the Seller Central performance appeal process. A policy-based deactivation (authenticity, IP complaint, related accounts, safety) involves both the standard appeal and the P2B complaint right. A listing suppression without formal deactivation may implicate DSA transparency rights. Each category has a different primary instrument.

Third: decide whether to run the standard appeal and the statutory complaint track in parallel or sequentially. In matters we handle, the usual approach is to file the standard appeal first, because it is faster and sometimes resolves the matter without need for the statutory track. If the standard appeal produces an inadequate result, the statutory complaint track follows immediately. The two tracks produce different types of documentation, and having both is useful if the matter escalates to mediation or a national authority.

Fourth: assess whether the matter is systemic – whether Amazon's treatment of this account reflects a pattern of conduct rather than a one-time policy application. Systemic matters are where the DMA and DSA become more directly relevant, and where the involvement of a national regulator may be warranted.

If the notice cites a performance threshold → the route is a data-driven performance appeal, typically resolvable within the standard Seller Central process on a timeline of several weeks. If the notice cites a policy violation (authenticity, IP, related accounts) → the P2B track runs alongside the standard appeal, and the timeline depends on whether the statement of reasons is adequate and whether the internal complaint system produces a substantive result. If no notice has been issued and listings have simply been suppressed → the DSA transparency right is the starting instrument.

The myth that EU sellers have no leverage once a platform suspends them is, in practice, backwards. EU sellers have more procedural leverage than US sellers; the problem is that most sellers do not know how to use it and most generic advisers default to the US playbook.

A second illustrative pattern: a software and digital-goods seller on Amazon DE in spring 2026 came to us after a listing removal that had not been accompanied by any formal deactivation notice. The listings had simply stopped appearing in search. There was no Seller Central notification that met the DSA statement-of-reasons standard. We identified the suppression as a DSA matter, not a standard performance issue, and submitted a request for a compliant statement of reasons under the DSA framework. Amazon provided the reasoning within two weeks. The underlying issue was a product-safety categorization error that the seller could correct with updated documentation. The listings were restored after the corrected documentation was filed.

If a first appeal or internal complaint already came back rejected, a second review can identify the specific procedural or substantive gap and determine what, if anything, remains open. For a read on your specific EU or UK account situation, email info@tutamenlaw.com.

Related areas

• EU Marketplace Regulation – statutory suspension rights, P2B complaints, and DSA obligations on Amazon UK and EU surfaces
• Amazon Account Reinstatement – Plan of Action drafting, root-cause analysis, and appeal strategy for Seller Central deactivations

Frequently asked questions

How long does resolving EU versus US enforcement differences usually take on Amazon UK?

There is no fixed timeline, and the range is wide depending on the category of restriction and whether Amazon's initial notice was adequate. A performance-based restriction addressed through the standard appeal process typically takes several weeks. A policy-based deactivation that requires the P2B internal complaint track as well as a standard appeal tends to take longer, because the two tracks run sequentially and Amazon's internal complaint system has its own processing time. Matters that proceed to mediation add further time. What changes the timeline most is whether the seller's first response addresses the real root cause – which requires an adequate statement of reasons in the first place.

What are the main risks if I handle EU versus US enforcement differences alone?

The primary risk is defaulting to the US playbook – submitting a generic Plan of Action without engaging the statutory complaint track – and losing the documented record that the statutory tools create. A second risk is missing the adequacy requirement for the statement of reasons, which means structuring a response around incomplete or misleading information about why the restriction was imposed. A third risk is failing to run the standard appeal and the statutory complaint track on the right relative timing, which can foreclose options if the matter escalates. In our experience, the sellers who fare worst are those who have filed multiple rejected appeals before engaging with the EU-specific tools.

Do I need a lawyer for EU versus us enforcement differences?

You do not always need a lawyer to use the P2B complaint right or request a statement of reasons – these are procedural steps a seller can take independently. Where legal advice adds clear value is in assessing whether Amazon's notice meets the statutory standard, deciding how to structure parallel appeal and complaint tracks, and determining whether a matter warrants mediation or a national enforcement authority referral. Matters involving listing suppression under the DSA, DMA-related systemic concerns, or a second rejection after a first filing are the situations where professional review changes the outcome most reliably.

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. Our EU and UK practice covers the full range of P2B, DSA, and DMA tools available to sellers facing enforcement action, from demanding a compliant statement of reasons to building the internal-complaint and mediation case. To discuss your situation, email info@tutamenlaw.com.

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.