---
title: "Case C-154/21: judgment of 12 January 2023"
canonical: "https://dposchool.com/gdpr/case/c-154-21"
source: "https://curia.europa.eu/juris/liste.jsf?num=C-154/21&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-154/21

# RW v Österreichische Post AG

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

- **Case:** C-154/21
- **Court:** Court of Justice
- **Date of judgment:** 12 January 2023
- **ECLI:** ECLI:EU:C:2023:3
- **Instrument:** Regulation (EU) 2016/679 (GDPR)
- **Provisions:** [Article 15(1)(c)](https://dposchool.com/gdpr/article/15#1-c), [Article 12(5)](https://dposchool.com/gdpr/article/12#5)

## Holding (summary, not the official text)

The right of access includes the actual identity of recipients to whom data were disclosed, not just categories, unless they cannot be identified or the request is manifestly unfounded or excessive.

## Official source

- [Case C-154/21 on CURIA](https://curia.europa.eu/juris/liste.jsf?num=C-154/21&language=en)
- [Judgment on EUR-Lex (CELEX 62021CJ0154)](https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:62021CJ0154)

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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