# INQ – Dealing with Investigation Requests from Government Agencies

- Web page: https://c5.patrickscheid.de/en/inq/

- [INQ-01 Legal Assessment of Investigation Requests](https://c5.patrickscheid.de/en/inq-01/index.html.md): 2 sub-criteria (2 basic), with customer criteria, changed since C5:2020 (formerly INQ-01, INQ-03)
- [INQ-02 Informing Cloud Service Customers about Investigation Requests](https://c5.patrickscheid.de/en/inq-02/index.html.md): 1 sub-criterion, with customer criteria, changed since C5:2020
- [INQ-03 Limiting Access to or Disclosure of Data in Investigation Requests](https://c5.patrickscheid.de/en/inq-03/index.html.md): 4 sub-criteria (2 basic, 2 additional), changed since C5:2020 (formerly INQ-04)
- [INQ-04 Communication of Technical Procedures for Data Disclosure in Investigation Requests](https://c5.patrickscheid.de/en/inq-04/index.html.md): 3 sub-criteria (3 basic), with customer criteria, new in C5:2026

---

Source: BSI C5:2026, machine-readable edition v1.0.1, © Federal Office for Information Security (BSI) 2026, reproduced unchanged under CC BY-ND 4.0 (https://creativecommons.org/licenses/by-nd/4.0/). Change notes: BSI C5:2026 Changelog, © BSI 2026, CC BY-ND 4.0. Unofficial presentation, not affiliated with BSI.