17.02.2026 | by Oliver

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Highlights

 

• Black markets are illegal, while grey markets exist on the fine line between legal and unauthorized
• Grey markets act as an early-warning system for even more serious problems
• A comprehensive online brand protection program is needed to combat the harmful effects of both grey and black markets

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In many aspects, grey markets are quite similar to black markets. They’re both harmful for brands, stealing their revenue, infringing on their rights, and ruining their reputation. 

However, there are many differences, both subtle and blatantly obvious, that brand owners, legal teams, and channel managers in charge of e-Commerce, marketplaces, social commerce, D2C, and cross-border trade need to be aware of in 2026.  

Brands often underestimate the harmfulness of grey markets, labelling it as “just price issues.” While grey markets certainly affect pricing, they are much more than a single issue. In fact, grey markets are an early-warning system for serious problems like brand erosion, distribution leaks, and future counterfeiting risks.

Moreover, grey markets can turn into black markets over time. This is why they shouldn’t be ignored, and this is why online brand protection experts regularly monitor the internet to detect, analyze, and dismantle grey market structures as early as possible.

 

 

Defining black and grey markets

Let’s take a look at the defining features of black and grey markets to get a better understanding of the differences between the two.

 

 

Black markets

Black markets are illegal and, as such, trade in products and services that are prohibited by law. These can be stolen original products or counterfeit versions of them, restricted goods like drugs or firearms, and even people in cases of human trafficking. 

To cover their criminal activities, black markets involve hidden or anonymized channels and untraceable transactions. These include cash and crypto payments, dealings on the darknet or covert offline networks, and a systematic avoidance of compulsory state procedures like customs, taxes, not to mention customer service and product safety regulations.

 

Find out how globaleyez detects IP infringements on the darknet!

 

 

Grey markets

Grey markets sell legally available, original branded products made available outside of the brand’s authorized and/or intended distribution channels. For example, these can be diverted stock, parallel imports, or arbitrage across regions, when products purchased in a country with a lower price level are sold at a higher price in a different country/region.

These actions are often not against the law per se. However, they are contrary to brand strategy and usually in breach of the specific contract between brand and distributor.

Typical grey market patterns include parallel imports between countries or regions, stock leaks in case of excess products, discontinuation or liquidation, and irregular labelling or configuration of products sold outside of their intended target market.

The name grey market indicates that these structures operate between clearly illegal and fully authorized markets, and while they usually comply with most necessary legislative requirements, they are in breach of your brand’s distribution and IP strategies.

 

 

Key differences at a glance

Dimension	Grey market	Black market
Product nature	Genuine, branded products	Counterfeit, stolen, or illegal products
Legal compliance	Often legal, but unauthorized and contract‑breaching	Inherently illegal trade
Trading channels	Unauthorized resellers, parallel importers, marketplaces	Hidden networks, dark web, criminal supply chains, and offline locations
Brand compensation	Brand is usually paid once in the original market	Brand not paid at all
Main impact on brands	Price erosion, channel conflict, loss of distribution control	Reputational damage, safety scandals, and direct revenue loss

 

Legal background and overlaps

Let us dive a bit deeper into the legal background of grey and black markets, and where they might overlap.

 

 

Trademark exhaustion and parallel imports

Trademark exhaustion refers to the point where the trademark owner is unable to prohibit the further distribution of their trademarked products on the market. This principle is especially valid in regions where the free trade of goods is applicable, for example, the European Union. A trademark exhaustion in this case means that once a product is marketed in one member state of the EU, it cannot be stopped from being sold in another member state.

While trademark exhaustion limits the rights of trademark holders, it also sets a clear divide between permissible and infringing imports. Continuing with the above example, the case described there is permissible, whereas a product bought outside the EU and sold within its borders without the consent of the trademark holder is infringing.

Specific trademark exhaustion regulations may vary from territory to territory, which means that the legal classification of grey market products depends on the actual jurisdiction and its applicable exhaustion regime.

 

 

When grey turns black

There are several instances where a grey market breaches the boundaries of the law and becomes a black market. The trigger points that induce such incidents are

 

• Altered products, e.g., removed serial numbers
• Falsified documentation
• Customs and/or tax evasion
• Misrepresented warranty coverage
• False product conditions, e.g., when a refurbished product is sold as new
• Any other regulatory non-compliance

For example, the parallel imports of electronic devices that don’t comply with the requirements of the specific country (e.g., wrong type of plug, insufficient safety features) violate local regulations and can thus be considered illegal.

 

 

Legal treatment of black markets

Clear black market activities, e.g., the sale of counterfeits and stolen or prohibited goods, are prosecuted under criminal, IP, and customs law. 

Counter-measures include seizure of the goods, monetary fines, prison sentences, a ban from the sales platforms, and, in some jurisdictions, extended liability risks for intermediaries as well.

While the law is clear on black markets and law enforcement has a right to act in these cases, brands should still be involved in the process as much as possible to ensure swift proceedings. For the best results, brands need to coordinate their enforcement efforts, such as hiring investigators and law firms, cooperating with customs and online platform teams. 

Evidence-driven takedowns are imperative to curb the exposure of infringing listings and limit the damage as much as possible.

 

Find out all about globaleyez’s enforcement service!

 

 

Typical products and channels

While some products may appear on both markets, there is often a clear distinction between products found on grey and black markets.

 

 

Typical grey market products

As explained earlier, grey markets sell original products outside of authorized sales channels. We often encounter electronics like smartphones and cameras, luxury fashion as well as beauty and skincare products, automotive parts, pharmaceuticals, sporting goods, and software licences on grey markets.

The structural drivers behind these products’ appearance on grey markets are usually regional price differences, weak distributor control, bonus systems, and selective distribution models. However, one-off occurrences like overstock liquidation can also contribute to the creation of grey markets.

As for the most common online sales channels, grey markets can appear on versatile outlets, including global marketplaces, unauthorized webshops, social commerce product listings, and B2B sourcing platforms.

 

 

Typical black market products

Black markets offer illegal and prohibited products, including counterfeit luxury goods, fake medicine and beauty products, stolen electronics, pirated software, illegal drugs, and firearms.

We often find black market hotspots on the darknet, in encrypted private messaging groups, at flea markets, and even amongst the stalls of street vendors.

 

Discover the most notorious physical markets for counterfeiting!

 

A further connection between grey and black markets is logistics. Grey market routes and networks are often exploited by black market dealers to move illegal goods once the structure is established.

 

Illustration of a criminal mapping out routes on a world map

 

 

How to check product authenticity

There are several checks brands and consumers can perform to determine a product’s authenticity. Starting with the packaging, you should check the quality and nature of the packing material. Does it have the same texture, color, and pattern as the original? Then look for other identifying features, like serial numbers, batch codes, and safety seals. 

Make sure to check the manuals within the packaging. Are they in the language of the country in which the product was sold? Furthermore, do all region-specific labelling (e.g., voltage, certificates, ingredients) correspond to the market?

Click here for more tips on identifying fake products!

 

You can learn a lot about a product from the channel it was sold on and the journey it took to get there. When investigating a product, we typically check its seller’s ratings and history, pricing range (is it unusually low?), as well as any accompanying documentation. Did the buyer receive an invoice? What sort of returns and warranty terms were they offered?

With the development of technology, new identifying tools are becoming available daily. Brand-owned verification apps, NFT tags, QR codes, serial numbers, smart labels (like the ones provided by our partner SCRIBOS), and track-and-trace solutions all provide a clue to the authenticity of the product. Paired with a thorough online monitoring service, these technologies make product authentication that much easier.

 

 

Risks for consumers and brands

Both grey and black market products pose serious risks for consumers and brands alike.

 

 

Grey market risks

Consumers purchasing grey market products may not even know what kind of risks they face. For example, manufacturers usually require proper documentation to provide these services, and since grey market products often lack these documents, consumers may find themselves unable to access a warranty.

Grey market shoppers also risk purchasing expired products or items that lack some features necessary in their region (e.g., wrong plug, prohibited ingredient). All this is detrimental to the brand because the resulting frustration often falls back on them, and not on the grey market sellers.

In addition to that, grey markets create price erosion and margin pressure for brands. Parallel imports undercut brands’ authorized retail prices, destroying their carefully built price positioning and forcing their authorized sellers to discount previously agreed prices. 

All this leads to frustration and channel conflict. No wonder: authorized distributors and retailers lose sales to unauthorized sellers who free-ride on their marketing efforts and investment.

Ultimately, the loss of brand control is inevitable. The perceived brand equity is damaged by the fragmented customer experience, uncontrolled communication, and inconsistent product offerings across regions.

 

 

Black market risks

The risks posed by black markets are more serious. Consumers face severe safety and health hazards due to counterfeit medicine, cosmetics, automotive parts, and electronic devices that lack the proper safety certificates.

 

Illustration of black market medicine depicting a variety of pills mixed

 

Black market shoppers enjoy no legal protection for their purchases and can’t expect warranties, return rights, not to mention their potential exposure to identity theft, monetary fraud, and financial crimes.

Finally, the ethical and security risks are also considerable: every black market purchase supports illegal activities, including human trafficking, terrorism, and organized crime.

For brands, a black market sale represents direct financial loss. A counterfeit/stolen product sold in place of the genuine one takes money out of your pocket and puts it into that of fraudsters.

Fake versions of branded products pose a serious threat to the brand’s reputation. Even if the product was counterfeit, an accident or illness caused by it will fall back on the brand.

This scenario also entails uncomfortable legal procedures where brands can expect the authorities to launch investigations into their safety measures and product liability. In the worst-case scenario, they can even expect regulatory sanctions against your brand, especially if they’re active in high-risk sectors like pharmaceuticals, food production, automotive, and electronics.

 

 

Preventing and dismantling grey and black markets

Luckily, brands can take several steps to dismantle harmful markets and to prevent the formation of new ones.

 

 

Strategic focus on grey markets

Addressing grey markets first has a strategic benefit for brands. As mentioned earlier, grey market activity is a strong diagnostic signal for structural weaknesses in your distribution network, pricing strategies, and partner compliance. The creation of a grey market often precedes full-blown counterfeiting.

Dismantling a grey market has a strong spillover effect. By nipping these grey markets in the bud, brands have the opportunity to cut off oxygen from black-market operators, killing two birds with one stone. It’s easy to see why: with fewer or no leaks in the distribution network and more consistent enforcement, black marketers have fewer arbitrage opportunities to exploit.

 

 

Related topics

How we at globaleyez dismantle grey markets

 

16 top European countries for cross-border commerce

 

Clean marketplaces - How to protect your brand and boost online sales

 

 

Internal levers for brands

It’s best to start at the beginning and set clear terms for your distribution partners and resellers in your partnership agreements. Territorial and channel restrictions should be addressed, as well as any enforcement steps you’re entitled to take to ensure compliance.

Your pricing and assortment strategy also has an important part to play in your fight against grey markets. Reduce extreme regional price gaps and align promotion strategies and product assortments across all your markets to lower arbitrage incentives.

Finally, tighter inventory management, traceability, and serialization all contribute to a more secure supply chain and reduce the risks of product diversion, leakages, and outright theft.

 

 

External enforcement and monitoring

However, there’s only so much you can do by yourself. Grey and black market sellers are notorious for finding alternative solutions, should an old one fail to work anymore. This is why a comprehensive online brand protection program is essential for keeping your brand safe from the dangers of grey and black markets.

Continuous online monitoring of marketplaces and social commerce platforms ensures that price anomalies, parallel imports, and unauthorized sellers are detected as quickly as possible. 

As a next step, a test purchase is often necessary to gather more information about the origins and nature of the product, as well as the identity of the seller. This step can help you pinpoint the exact leak in your distribution network.

Once you have all the data, it’s time to enforce your rights and demand the removal of the infringing content from circulation. This can include cease-and-desist letters, takedown requests, contract terminations, civil suits, and, in the case of black market sellers, an escalation to the care of law enforcement.

To prevent further instances of infringement, it’s important to cooperate with the platforms in question as well as the applicable government authorities. Data sharing with customs and a joint investigation into cross-border cases of infringement increases the effectiveness of counter-measures against international fraudulent merchant networks.

 

A man fills out a customs declaration form on his computer

 

 

From grey market awareness to proactive brand governance

As you can see, tightening control over grey markets has to be seamlessly incorporated into your broader brand governance strategy across channels, regions, and product lines.

e-Commerce is a rapidly evolving industry, and several recent trends elevated systematic grey market management into a board-level topic. 

The rising concern about AI-driven pricing has shown how sensitive consumers are to any price changes, making them highly susceptible to grey markets.

Fast-moving, dynamic marketplace ecosystems require brands to lay down at least some of their control over their products. However, how your products ultimately appear reflects on you, which means that you can’t simply give up all of your control and watch what happens.

Finally, there’s a growing consumer demand on legislators to create tighter rules, especially concerning product safety and consumer protection in e-Commerce. All this leads to the conclusion that brands need to exercise more control over their distribution networks for the protection of their customers, as well as their invaluable IP rights.

Contact us if you have any questions about protecting your brand on grey markets!