A sweeping new regulation called the EU Data Act formally became applicable on 12 September 2025, ushering in broad new obligations around data from connected devices, cloud services, and the terms under which data can be accessed, shared, and transferred. Key changes include giving users — both individuals and businesses — enhanced rights to access data generated by their devices, improved transparency and fairness in cloud-service contracts (especially to reduce vendor lock-in), obligations for providers to facilitate switching between cloud platforms, and new rules on Contractual fairness and service portability. Compliance deadlines also force national authorities to set up enforcement and penalties, and many businesses are scrambling to adapt.
Sources: Reuters, Digital Strategy, Computer Weekly
Key Takeaways
– New rights and obligations: Users (consumers or enterprises) will have rights to access, use, and share data generated by connected products and services; providers must make contracts fairer, enable switching, and remove barriers to data portability.
– Cross-sector, extra-territorial impact: The regulation applies across many industries — cloud services, IoT devices, manufacturing, transport, consumer goods, and public sector — and also affects businesses outside the EU if they offer relevant goods or services into the EU market.
– Enforcement and transition timelines: Full applicability starts 12 September 2025, but some provisions (like on unfair contract terms for existing contracts) phase in later. Member states are required to legislate national penalties and enforcement rules, and compliance will be necessary immediately for new or ongoing contracts.
In-Depth
With the onset of 12 September 2025, the EU Data Act marks a definitive turning point in Europe’s regulation of data. Unlike prior laws that focused mostly on privacy or data protection (e.g. GDPR), this regulation goes further into who controls data, how it’s shared, and how fair the terms are when data flows between entities.
From connected gadgets like smartwatches, industrial sensors, or IoT devices, to cloud platforms hosting storage or software services, the Data Act mandates that data users have direct access to data generated by their equipment or services, where previously that data might have been locked in with the manufacturer.
One major change is in cloud service contracts: under the new rules, service providers in the EU must allow customers to switch providers more easily, and ensure that contractual terms do not unfairly inhibit that switch. This includes transparency around any costs associated with egress or data transfer, and ensuring customers are not tethered indefinitely to expensive or restrictive contracts. Notably, some providers are going beyond the minimum legal requirements: for instance, Google has announced the elimination of data transfer fees in certain multicloud contexts ahead of the regulation’s enforcement, which sets a strong example for how companies can adapt proactively.
Another element is the fairness and balance of contractual terms. The Act prohibits certain unfair terms in data sharing or processing agreements. Providers must ensure agreements offer reasonable compensation, non-discriminatory terms, and respect the rights of data holders, including protecting trade secrets and ensuring transparency. For businesses, this means reviewing current contracts, renegotiating where necessary, and adjusting internal policies (legal, technical, compliance) to satisfy both the substance of the law and its spirit.
There are also pragmatic challenges. Many businesses are only now evaluating how deeply the Data Act touches them: whether they manufacture or simply use connected products/data services; whether existing contracts will need alteration; whether technical systems for data access, portability, and interoperability are in place. Enforcement regimes are still being developed by member states, as the regulation requires national frameworks for penalties that are “effective, proportionate and dissuasive.” There’s also a transitional phase for certain obligations: some provisions apply only to new contracts or products after particular dates, giving companies some breathing space — but that window will close quickly.
For companies doing business in or with the EU, the Data Act is both risk and opportunity. The risk side: noncompliance could lead to financial penalties, loss of competitive advantage if one lags behind peers, or contractual liability. On the opportunity side: companies that align early can benefit from greater trust, more flexible customer relationships, improved innovation (by being able to build services that combine data across devices and providers), and perhaps cost savings from cloud switching or more efficient data architectures.
Ultimately, the regulation strengthens data sovereignty in the EU, aiming to shift power somewhat away from giant providers that have long leveraged lock-in and restrictive contracts. In that respect, it’s a conservative bet to assume that these rules will become standard expectations for doing business in Europe in the years ahead.

