Privacy Policy
Effective 25 May 2018 · Updated 2026
1. Data Controller
The data controller is DELTAX Software, s.r.o., registered seat Sluneční náměstí 2562, 158 00 Prague 5, Prague, Czech Republic, Business ID (IČO) 26509679, VAT ID CZ26509679, registered at the Municipal Court in Prague (“the Controller”).
Contact: info@deltaxsoftware.com, phone +420 723 720 185.
2. Legal Framework
Processing of personal data is governed by Regulation (EU) 2016/679 (GDPR), Czech Act No. 110/2019 Coll. on personal-data processing, and related legislation. Supervision is performed by the Office for Personal Data Protection (ÚOOÚ), Pplk. Sochora 27, 170 00 Prague 7.
3. Scope and Purpose
We process only data you voluntarily provide via contact forms, email, or within a contractual relationship.
- Sales inquiries: name, company, industry, email, phone, inquiry content — to respond and issue proposals.
- Technical support: company, customer ID, contact email, incident description — to deliver SLA support.
- Contract fulfilment: billing details, contact persons, credentials — to operate the software and provide support.
4. Legal Basis
- Contract performance (Art. 6(1)(b) GDPR).
- Legal obligations (accounting, tax) (Art. 6(1)(c)).
- Legitimate interest (Art. 6(1)(f)) — e.g. replying to an inquiry.
- Consent — for direct marketing, revocable at any time.
5. Retention
Data is retained for the duration of the contractual relationship and for legally required periods thereafter (typically 10 years for accounting records). Inquiries that do not lead to a contract are erased within 12 months.
6. Recipients and Transfers
Customer and contract data is processed within the EU/EEA by processors bound by data-processing agreements under Art. 28 GDPR (hosting, accounting, legal).
Where you consent to marketing cookies, the Microsoft Advertising Network (operated by Microsoft Ireland Operations Ltd. and Microsoft Corporation) may process limited identifiers and conversion signals on infrastructure outside the EU/EEA, including the United States. Such transfers rely on the EU–U.S. Data Privacy Framework and/or the European Commission's Standard Contractual Clauses. You can prevent this processing by rejecting marketing cookies in the “Preferences” dialog in the footer.
7. Your Rights
- Right of access (Art. 15), rectification (Art. 16), erasure (Art. 17), restriction (Art. 18).
- Right to portability (Art. 20) and to object (Art. 21).
- Right to lodge a complaint with ÚOOÚ — www.uoou.cz.
Send requests to info@deltaxsoftware.com. We respond within 30 days.
8. Cookies
This site uses three cookie categories. A consent dialog appears on first visit and can be reopened any time via the “Preferences” link in the footer. Analytics and marketing cookies are activated only after your consent.
- Strictly necessary — session and language preference. Always active; the site does not function without them.
- Analytics — aggregated, pseudonymised traffic metrics (only with consent).
- Marketing — measurement and conversion signals for advertising networks, including the Microsoft Advertising Network (only with consent).
| Name | Provider | Purpose | Duration | Category |
|---|---|---|---|---|
| PHPSESSID | DELTAX (deltaxsoftware.com) | Session and language preference | Session | Strictly necessary |
| deltax_cookie_consent_v1 | DELTAX (local storage) | Stores your consent choice | 12 months | Strictly necessary |
| MUID | Microsoft | Browser identification for measurement and advertising | ~13 months | Marketing |
| _uetsid | Microsoft (UET) | Session used for conversion measurement | 1 day | Marketing |
| _uetvid | Microsoft (UET) | Visitor identification for conversion measurement | ~13 months | Marketing |
Consent can be withdrawn at any time via the footer “Preferences” link. See Microsoft's advertising policies: about.ads.microsoft.com/en-us/policies.
9. Security
Personal data is protected by appropriate technical and organisational measures (encryption in transit and at rest, access controls, backups, internal security policy).