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EU Data Act: Cloud switching fees will be eliminated starting January 2027 – we’ve collected the most important things you need to know

Starting January 12, 2027, cloud service providers in the EU will no longer be allowed to charge switching or data egress fees. The door is opening, but only those with the right architecture, data, and contracts in place will be able to walk through it. With less than 100 days to go until the deadline, we’ll show you what’s worth auditing now and how we can help.

What is the EU Data Act – and why does it affect you?

The EU Data Act (Regulation (EU) 2023/2854, or simply the Data Act) is a key piece of European Union legislation for the data economy. While the GDPR focuses on the protection of personal data, the Data Act regulates who can access business and industrial data, who can use it, and under what conditions. As a regulation, it does not need to be transposed into national law: it is directly applicable in every member state.

The regulation entered into force in January 2024, and most of its provisions have been applicable since September 12, 2025 . Its main areas include:

Data Act – the main areas of the regulation
01
Access to data from connected devices
Users of IoT devices (e.g. machines, vehicles, smart devices) can access the data they generate and share it with third parties.
02
Fair data-sharing contracts
The regulation prohibits unfair, unilaterally imposed contractual terms on data sharing.
03
Public-sector access to data
In exceptional situations (e.g. during a disaster), public bodies can request data from companies.
04
Cloud switching and interoperability
Removing the barriers to switching between cloud services. This is the topic of this article.

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What does this mean for the cloud?

One of the primary goals of the Data Act is to reduce vendor lock-in , ensuring that a company can freely switch cloud providers, migrate back to its own on-premise infrastructure, or use multiple providers simultaneously. To this end, the regulation mandatesthat cloud contracts may include a notice period of no more than two months , and that the transition must be supported by a 30-day transition period during which the provider must offer active support.

The phase-out of fees is gradual. Since September 2025, providers have only been allowed to charge their actual, direct costs for switching and egress fees. According to cloudmagazin.com's analysis , from January 12, 2027, cloud providers serving EU customers—whether IaaS, PaaS, or SaaS—will be prohibited from charging such fees altogether. This rule applies equally to American hyperscalers and European providers. An important exception: penalties for the early termination of fixed-term contracts remain enforceable.

Data Act – highlight: existing contracts
!
Good to know
Existing contracts do not switch to the new terms automatically
If an auto-renewing contract rolls over past the deadline, the old cost structure may stay in place for years.
Now is the time to review
✓  Contract terms
✓  Renewal dates
✓  Egress thresholds
✓  Migration fees
Tip
Providers know what is coming, so they are more open to discounts before the deadline.


Fees are just the tip of the iceberg

Egress fees were the most visible element of vendor lock-in, but not the most powerful. Free migration is of little value if an application is tightly integrated with a provider's proprietary services and the exported data can only be read by the original tool. The real constraints lie in three areas:

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Hidden lock-in
What remains even after switching fees are abolished
01
Proprietary, provider-specific APIs
The deeper your application is built on them, the more expensive they are to replace.
02
Vendor-specific data formats
The fee disappears, the format remains.
03
Identity and access management (IAM)
Migrating users, roles and access rights is the most commonly underestimated task.

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Article 20 of the GDPR regulates who receives the data; the Data Act regulates how much switching costs. However, how technically feasiblethe switch is, neither regulation solves for us—that is an architectural issue.

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Portable cloud: how United Consult builds it

Our Big Data & Cloud team for over 20 years we have been designing, building, and operating enterprise data platforms in on-premises, cloud, and hybrid environments. As a Microsoft Azure Data & AI Solutions partner, as well as a Cloudera and Databricks partner we don't commit to a single provider; instead, we look for what is best for the client in the long run—and what will remain portable tomorrow. Through the lens of the Data Act, this means five steps in practice:

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Step by step
How United Consult helps you switch clouds freely
1
Assessment before anything moves
Our Upgrade, Optimization & Migration service and, on the software development side, our Application Assessment both start with a thorough review of the existing environment. This is where we find out, workload by workload, where the proprietary APIs, vendor-specific formats and IAM dependencies are – in other words, where the real lock-in lies.
2
Portability from the drawing board
In Data Architecting & Deployment we think in containers, Kubernetes, open interfaces and infrastructure as code (e.g. Terraform). This way the platform is “wired” not into a provider’s console, but into version-controlled, re-runnable code.
3
Migration without stopping the business
We migrate from on-premises to the cloud, from the cloud to a hybrid model, or from one platform to another – without bringing business operations to a halt.
4
Platforms built on the right technology
We build data platforms on Azure, Cloudera and Databricks. Cloudera is a hybrid solution, while Databricks runs across multiple clouds – both reduce dependence on a single provider by design.
5
Operations, cost control and compliance
With Data Platform Operation & Support, we keep running the platform after go-live under an SLA, while keeping an eye on the cloud bill.

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Two projects that show how this works in practice

Cloud migration with zero downtime. For a multinational oil and gas client, we had to migrate an end-of-life application from on-premises OpenShift to Azure Kubernetes Service, following the SAFe methodology with teams working across three continents. Thanks to the containerized microservices layer, the application was migrated in 5 months and over 350 man-days, with zero downtime and with its functionality intact—and today it runs more stably, securely, and with faster scaling.

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Customer story · Wizz Air
Fully in the cloud, as code
For Wizz Air, we built a configurable, real-time messaging platform from scratch, on infrastructure defined in Terraform.
100
Azure resources
12
message formats
8
output channels
“
United Consult’s innovative approach and technical expertise have significantly enhanced our data delivery and communication capabilities.
László Tamás
Senior Data Manager of Data and AI, Wizz Air

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The lesson in both cases is the same: migration is seamless when the architecture is portable by design. The Data Act doesn't do this work for us, but for the first time, it makes it economically rational.

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Thinking about making a switch?

  1. Review your contractual terms including all renewal and termination deadlines.
  1. Conduct a lock-in audit for each workload: API, data format, IAM binding.
  1. Run a migration test on at least one critical workload as soon as possible – the question is: can the exported data be read in an open format without vendor-specific conversion?
  1. Plan your exit strategy with assigned responsibilities and tested steps, not as a PDF gathering dust in a drawer.

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Big Data & Cloud
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