# Supervisory Authority Cooperation Log — Nexus Technologies GmbH

**Reporting Period**: Q4 2025 to Q1 2026
**Prepared by**: Dr. Katharina Weiss, DPO
**Classification**: Confidential

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## Active Requests

### SA-2026-001: BfDI Information Request

| Field | Detail |
|-------|--------|
| Authority | Bundesbeauftragter fuer den Datenschutz und die Informationsfreiheit (BfDI) |
| Reference | BfDI Az. 24-320/003-2026 |
| Type | Information request under Art. 58(1)(a) |
| Received | 2026-01-10 |
| Deadline | 2026-02-07 |
| Status | Submitted on 2026-02-04 |
| Scope | RoPA, DPIA register, international transfer documentation, DPO appointment records |
| Response Lead | Dr. Katharina Weiss, DPO |

**Items Provided**:
1. Full RoPA export (47 processing activities)
2. DPIA register with 14 completed DPIAs
3. International transfer records including TIAs for 3 non-EEA transfers
4. DPO appointment letter and terms of reference
5. Board reporting schedule confirming Art. 38(3) direct reporting

**Outcome**: Awaiting BfDI response as of 2026-03-01.

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### SA-2025-003: BlnBDI Complaint Investigation

| Field | Detail |
|-------|--------|
| Authority | Berliner Beauftragte fuer Datenschutz und Informationsfreiheit (BlnBDI) |
| Reference | BlnBDI 530.400.023/2025 |
| Type | Complaint investigation under Art. 77 |
| Received | 2025-11-15 |
| Deadline | 2025-12-13 |
| Status | Closed on 2026-01-20 |
| Complaint | Customer alleged erasure request not fulfilled within one month |

**Remediation taken**:
1. Updated DSAR response template to include backup retention cycle information
2. Reduced backup retention from 30 to 14 days for customer data
3. Implemented automated backup purge for erasure-flagged records

**BlnBDI outcome**: Case closed with no enforcement action.

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## Summary Statistics

| Metric | Q4 2025 | Q1 2026 |
|--------|---------|---------|
| Total authority interactions | 2 | 1 |
| Information requests | 1 | 1 |
| Complaint investigations | 1 | 0 |
| Average response time | 19 days | 25 days |
| Responses within deadline | 100% | 100% |
| Enforcement actions | 0 | 0 |

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**Next review**: Q2 2026
**Distributed to**: CEO, General Counsel, Data Protection Steering Committee