Data Retention Policy
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Last generated: 2026-03-17
Effective Date: 2026-03-17
1. Introduction
This Data Retention Policy outlines how Hydroforce Engineering OÜ (“we,” “our,” or “us”) retains, manages, and disposes of personal data in compliance with applicable data protection laws, including the General Data Protection Regulation (GDPR).
2. Purpose
The purpose of this policy is to:
- Ensure personal data is not kept longer than necessary
- Comply with legal and regulatory requirements
- Protect the rights of data subjects
- Establish clear procedures for data retention and deletion
3. Scope
This policy applies to all personal data processed by Hydroforce Engineering OÜ, regardless of the format or medium in which it is stored.
4. Responsible Party
Data Protection Officer:
- Name: Hydroforce
- Email: marketing@hydroforce.ee
- Phone: 6506096
5. Retention Periods
The following table outlines our standard retention periods for different categories of personal data:
| Data Category | Retention Period | Legal Basis |
|---|---|---|
| Account Information | Duration of account + 3 years | Contractual necessity, legal obligations |
| Transaction Records | 7 years from transaction date | Tax and accounting regulations |
| Communication Records | 3 years from last contact | Legitimate interest, legal claims |
| Marketing Preferences | Until consent withdrawal + 30 days | Consent |
| Website Analytics | 26 months | Legitimate interest |
| Access Logs | 12 months | Security, legal compliance |
| Backup Data | 90 days after source deletion | Business continuity |
| Job Applications | 6 months (unsuccessful), duration of employment + 7 years (successful) | Legal obligations, legitimate interest |
| Contract Documents | Duration of contract + 10 years | Legal claims |
| Support Tickets | 3 years from resolution | Service improvement, legal claims |
Note: These periods may vary based on specific legal requirements in your jurisdiction.
6. Retention Principles
6.1 GDPR Principles
In accordance with GDPR Article 5(1)(e), personal data shall be:
- Kept in a form which permits identification of data subjects for no longer than is necessary
- Processed in a manner that ensures appropriate security
- Subject to periodic review to assess the necessity of retention
6.2 General Principles
- Necessity: Data is retained only as long as required for its original purpose
- Accuracy: Retained data is kept accurate and up-to-date
- Security: Appropriate security measures protect retained data
- Accountability: Clear records document retention decisions
7. Data Disposal
When the retention period expires, personal data will be:
7.1 Electronic Data
- Securely deleted using industry-standard methods
- Removed from all backup systems within the backup retention cycle
- Anonymized where full deletion is not feasible
7.2 Physical Records
- Shredded using cross-cut shredders
- Disposed of through certified destruction services
- Documented with destruction certificates where applicable
8. Exceptions to Standard Retention
Data may be retained beyond standard periods when:
- Required by law or regulatory authority
- Needed for ongoing legal proceedings
- Subject to a legal hold notice
- Necessary for legitimate business purposes (documented)
9. Data Subject Rights
Data subjects may request:
- Information about how long their data will be stored
- Erasure of their personal data (“right to be forgotten”)
- Restriction of processing during retention review
To exercise these rights, contact: marketing@hydroforce.ee
10. Review and Updates
This policy is reviewed annually and updated as necessary to reflect:
- Changes in legal requirements
- Business process changes
- Technological developments
- Lessons learned from data protection incidents
11. Contact Information
For questions about this Data Retention Policy, please contact:
Hydroforce Engineering OÜ Valge 13 Tallinn, Harju 11415 Estonia Email: marketing@hydroforce.ee