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UK GDPR vs. EU GDPR: Key Divergences for Online Platforms

UK GDPR vs. EU GDPR: Key Divergences for Online Platforms

Alexandra Blake, Key-g.com
por 
Alexandra Blake, Key-g.com
8 minutos de lectura
Consultoría jurídica
abril 17, 2025

Since the United Kingdom’s exit from the European Union, businesses and organizations that operate across both the UK and the EU must navigate a distinct regulatory landscape when it comes to data privacy. The UK GDPR vs. EU GDPR debate is crucial for online platforms that serve customers in both jurisdictions. While the core principles of data protection remain largely the same, several key differences have emerged between the UK and EU versions of the General Data Protection Regulation (GDPR).

In this article, we will examine the key divergences between the UK GDPR and the EU GDPR, focusing on the implications for online platforms. We will also explore how these differences affect compliance strategies, data processing practices, and the rights of individuals.

The Evolution of the GDPR in the UK and EU

Before diving into the specific differences, it’s essential to understand the origin of the UK GDPR and its relationship with the EU GDPR. The EU GDPR was adopted in 2016 and became enforceable in May 2018. It is designed to give individuals more control over their personal data and to impose stricter obligations on organizations that collect, process, and store that data.

Following Brexit, the UK incorporated the EU GDPR into its domestic law under the Data Protection Act 2018, but with modifications to ensure that UK laws continue to operate independently. The resulting framework is known as the UK GDPR. While the UK GDPR mirrors the EU GDPR in many respects, there are several key areas where the two differ, particularly in terms of jurisdiction, cross-border data transfers, and the role of supervisory authorities.

Key Divergences Between UK GDPR and EU GDPR

1. Jurisdiction and Territorial Scope

One of the most significant differences between the UK GDPR and the EU GDPR is their jurisdictional reach. The EU GDPR applies to any organization that processes personal data of individuals located in the European Union, regardless of where the organization is based. This extraterritorial application means that even companies outside the EU must comply with the EU GDPR if they offer goods or services to EU residents.

In contrast, the UK GDPR applies only to organizations that process the personal data of individuals located in the UK. After Brexit, UK-based organizations are subject to UK GDPR requirements when processing the personal data of UK residents. However, UK organizations that offer goods or services to individuals in the EU may still need to comply with the EU GDPR if they are targeting or monitoring EU consumers.

For online platforms, this means that operating in both markets requires separate compliance efforts, with distinct strategies for processing data in the UK and the EU.

2. International Data Transfers

Another significant divergence between UK GDPR and EU GDPR concerns international data transfers. Under the EU GDPR, organizations can transfer personal data to countries outside the EU only if those countries provide an adequate level of data protection, as determined by the European Commission. For countries without an adequacy decision, businesses can use mechanisms such as Standard Contractual Clauses (SCCs) or Binding Corporate Rules (BCRs) to ensure data protection standards are upheld.

Post-Brexit, the UK is no longer part of the EU’s adequacy framework. As a result, international data transfersbetween the EU and the UK are subject to their own set of rules. The UK has received an adequacy decision from the European Commission, which allows for the free flow of personal data from the EU to the UK. However, the UK government has indicated that it may review its adequacy decision in the future and could diverge from the EU’s standards.

For online platforms, this means they must carefully consider the implications of data transfers between the EU and the UK. They will need to implement different protocols for transferring personal data across borders, depending on whether the data is moving from the UK to the EU or vice versa.

3. The Role of Supervisory Authorities

Under the EU GDPR, each EU member state has its own supervisory authority responsible for overseeing data protection within its territory. These authorities are empowered to issue fines, investigate complaints, and provide guidance on GDPR compliance. The European Data Protection Board (EDPB) ensures consistency across member states by issuing binding decisions on cross-border data processing activities.

Following Brexit, the UK Information Commissioner’s Office (ICO) became the supervisory authority responsible for enforcing the UK GDPR. While the ICO and the EDPB share many similarities, there are differences in how each body approaches enforcement. For example, the ICO is not bound by EDPB decisions, and UK residents cannot directly approach EU-based authorities for GDPR-related complaints.

For online platforms that operate in both the UK and the EU, this means they may need to engage with two different regulatory bodies. This requires maintaining separate lines of communication and compliance strategies to meet the demands of both the ICO and the relevant EU supervisory authorities.

4. The Use of Binding Corporate Rules (BCRs) and Standard Contractual Clauses (SCCs)

Both the UK GDPR and EU GDPR allow for the use of Binding Corporate Rules (BCRs) and Standard Contractual Clauses (SCCs) to facilitate data transfers between jurisdictions. However, the post-Brexit reality has created a need for UK businesses to adopt separate BCRs and SCCs to comply with both regulatory frameworks.

The EU SCCs are a standardized set of clauses that ensure compliance with data protection requirements when personal data is transferred outside the EU. After Brexit, the UK also adopted its own version of SCCs for international data transfers under the UK GDPR. Online platforms that transfer personal data between the UK and the EU will need to ensure that they use both sets of SCCs to maintain compliance with both frameworks.

5. Post-Brexit Adequacy Decisions and Data Transfers

As mentioned earlier, the European Commission granted the UK an adequacy decision, allowing the free flow of personal data from the EU to the UK. However, this decision is subject to periodic reviews and could change if the UK’s data protection laws diverge from the EU’s standards. In contrast, the EU GDPR operates on a more stable framework, as it is unlikely to change drastically in the short term.

For online platforms, the possibility of changes to the UK’s adequacy status could create uncertainty about future data transfer protocols. Organizations must stay informed about both the UK and EU regulatory landscapes to ensure compliance if the UK’s adequacy status is revoked or altered.

6. Fines and Penalties

Both the UK GDPR and the EU GDPR provide for substantial fines for non-compliance, with penalties reaching up to 4% of global annual turnover or €20 million (whichever is greater). However, the enforcement of these fines may differ slightly between the UK and the EU due to the distinct regulatory bodies in each jurisdiction.

While both the ICO and EU supervisory authorities have the authority to impose fines, online platforms operating in both regions must be prepared for potentially different enforcement practices. The ICO, for example, may have different priorities in terms of investigation and enforcement, which could lead to varying outcomes for the same violation depending on whether it is investigated in the UK or the EU.

Navigating the Differences: Best Practices for Online Platforms

Operating across the UK and the EU requires a strategic approach to data privacy compliance. Online platforms should consider the following best practices:

  1. Maintain Separate Compliance Programs: Businesses must implement distinct compliance programs for both the UK GDPR and EU GDPR. This includes conducting separate data protection impact assessments (DPIAs) and ensuring that both the ICO and EU supervisory authorities are engaged.
  2. Review and Update Data Transfer Mechanisms: Platforms should regularly review and update their data transfer mechanisms, particularly for cross-border data flows between the UK and the EU. This includes ensuring that the correct versions of SCCs are in place for both jurisdictions.
  3. Monitor Regulatory Changes: Given the dynamic nature of data protection regulations, businesses should keep track of any changes to the adequacy decisions and the evolving regulatory landscape in both the UK and the EU.
  4. Ensure Transparency for Consumers: Online platforms should ensure that their privacy policies clearly explain how data is processed and transferred across borders. Transparency is key to maintaining consumer trust and ensuring compliance with both the UK GDPR and EU GDPR.

Conclusión

The UK GDPR vs. EU GDPR debate is more than just a technical distinction; it has practical implications for how online platforms handle data across borders. While the core principles of data protection remain largely consistent, the differences in jurisdiction, supervisory authorities, and international data transfer mechanisms require careful navigation. Online platforms that operate across the UK and the EU must adopt a robust compliance framework that addresses these divergences to avoid penalties and ensure smooth operations in both regions. By staying informed and proactive, businesses can continue to uphold their obligations under both the UK GDPR and EU GDPR, providing consumers with the privacy protections they deserve.