---
title: "GDPR Article 4: Definitions"
url: "https://www.engagecompliance.co/law/gdpr/article-4"
type: "legal-text"
date: ""
---
# GDPR Article 4: Definitions

_CHAPTER I_

For the purposes of this Regulation:

## Relevant recitals

- [Recital 15](https://www.engagecompliance.co/law/gdpr/recital-15): Technology Neutrality
- [Recital 24](https://www.engagecompliance.co/law/gdpr/recital-24): Applicable to Controllers/Processors Not Established in the Union if Data Subjects Within the Union are Profiled
- [Recital 26](https://www.engagecompliance.co/law/gdpr/recital-26): Not Applicable to Anonymous Data
- [Recital 28](https://www.engagecompliance.co/law/gdpr/recital-28): Introduction of Pseudonymisation
- [Recital 29](https://www.engagecompliance.co/law/gdpr/recital-29): Pseudonymisation at the Same Controller
- [Recital 30](https://www.engagecompliance.co/law/gdpr/recital-30): Online Identifiers for Profiling and Identification
- [Recital 31](https://www.engagecompliance.co/law/gdpr/recital-31): Not Applicable to Public Authorities in Connection with Their Official Tasks
- [Recital 34](https://www.engagecompliance.co/law/gdpr/recital-34): Genetic Data
- [Recital 35](https://www.engagecompliance.co/law/gdpr/recital-35): Health Data
- [Recital 36](https://www.engagecompliance.co/law/gdpr/recital-36): Determination of the Main Establishment
- [Recital 37](https://www.engagecompliance.co/law/gdpr/recital-37): Group of undertakings

Source text: EUR-Lex, Official Journal consolidated HTML (CELEX 32016R0679). Recital short titles are editorial labels from gdpr-info.eu editorial short titles (not official). Cross-checked against gdpr-info.eu (independent reproduction).