The European Commission has preliminarily designated Amazon and Microsoft as “gatekeepers” under the Digital Markets Act (DMA), citing their dominant roles in cloud computing. While neither company reaches the quantitative thresholds typically required for this classification, the Commission argues their status as the largest and second-largest providers in the EU makes them essential gateways between businesses and customers. If confirmed, both companies must comply with stringent EU interoperability and fairness regulations within six months.
Why is the European Commission targeting cloud services?
The Commission’s move stems from the strategic importance of Amazon Web Services (AWS) and Microsoft Azure to the European digital economy. According to Executive Vice-President for Competition Teresa Ribera, the EU is increasingly reliant on these platforms, from public administrations to small businesses. The Commission determined that these services hold “entrenched and durable positions” that could stifle competition if left unchecked. By applying the DMA, regulators aim to ensure a level playing field for smaller cloud providers, preventing the market leaders from leveraging their size to lock in customers or disadvantage rivals.

The Digital Markets Act (DMA) was designed to regulate “gatekeepers”—large digital platforms that serve as important gateways between business users and consumers. While most gatekeepers are defined by high revenue or user numbers, the Commission can now designate firms based on their qualitative impact on the market.
What are the consequences for Amazon and Microsoft?
If the preliminary findings are finalized, Amazon and Microsoft will face a strict six-month deadline to overhaul their compliance structures. Henna Virkkunen, Executive Vice-President for Tech, stated that these services must operate in open markets to “secure Europe’s tech sovereignty.” Compliance typically involves mandatory data portability, allowing business customers to switch cloud providers without facing prohibitive technical hurdles. Failure to adhere to these rules can result in significant fines, reaching up to 10% of a company’s total worldwide annual turnover.

How does this designation differ from previous DMA rulings?
This case represents a shift in how the EU applies the DMA. Historically, companies were designated as gatekeepers primarily for meeting specific, objective quantitative thresholds—such as a certain number of monthly active users or annual turnover. In this instance, the Commission is utilizing its power to designate companies based on their strategic influence rather than just raw numbers. This mirrors the Commission’s broader strategy to treat cloud infrastructure as critical utility-like architecture, similar to how it views social media platforms or web browsers.
Market Comparison: AWS vs. Azure
| Company | Market Position | Key Driver |
|---|---|---|
| Amazon (AWS) | Largest EU provider | Market share and AI integration |
| Microsoft (Azure) | Second-largest EU provider | Enterprise ecosystem dominance |
Frequently Asked Questions
What is a gatekeeper under the DMA?
A gatekeeper is a large digital platform that provides a core service—such as cloud computing, search engines, or messaging—that acts as an important gateway between businesses and consumers.

Can Amazon and Microsoft challenge this decision?
Yes. Both companies have the right to present their case to the European Commission to contest the preliminary findings before a final decision is reached.
Does this affect individual cloud users?
The DMA is primarily focused on business-to-business competition. However, increased competition could lead to lower prices or more innovation for the end users who rely on these platforms.
Follow the official European Commission competition newsroom for updates on the final ruling, as the six-month compliance clock does not start until the designation is officially confirmed.
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