---
title: "Case C-597/19: judgment of 17 June 2021"
canonical: "https://dposchool.com/gdpr/case/c-597-19"
source: "https://curia.europa.eu/juris/liste.jsf?num=C-597/19&language=en"
source_note: "Only the judgment as published by the Court of Justice is authoritative."
text_as_of: "2026-10-28"
last_reviewed: "2026-10-29"
language: "en"
publisher: "DPO School"
---

Court of Justice judgment · Case C-597/19

# Mircom International Content Management & Consulting (M.I.C.M.) Limited v Telenet BVBA

[Reviewed by Sergio Maldonado Elvira on 29 October 2026](https://dposchool.com/gdpr/about#review)

- **Case:** C-597/19
- **Court:** Court of Justice
- **Date of judgment:** 17 June 2021
- **ECLI:** ECLI:EU:C:2021:492
- **Instrument:** GDPR together with the IP Enforcement and ePrivacy Directives
- **Provisions:** [Article 6(1)(f)](https://dposchool.com/gdpr/article/6#1-f), [Article 23](https://dposchool.com/gdpr/article/23)

Listed under "Related (earlier law or other instruments)": this judgment concerns earlier law or another instrument, not the GDPR alone.

## Holding (summary, not the official text)

A copyright holder's systematic recording of IP addresses of file sharers, and the internet provider's disclosure of subscribers' names for a damages claim, can rest on legitimate interest, provided the request is justified, proportionate and not abusive, and any obligation to disclose is based on a legislative measure.

## Official source

- [Case C-597/19 on CURIA](https://curia.europa.eu/juris/liste.jsf?num=C-597/19&language=en)
- [Judgment on EUR-Lex (CELEX 62019CJ0597)](https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:62019CJ0597)

Checked against the official source on 28 October 2026.

Only the judgment as published by the Court of Justice is authoritative. This is reference material, not legal advice.

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