On 28 October 2026, the State Tax Service announced the successful completion of system configuration following scheduled technical maintenance performed on 27–28 October. All core electronic services, including the Electronic Cabinet, the Unified Window for Electronic Reporting, the VAT Administration System (SEA VAT), and the STS Pulse analytics dashboard, have been restored to full functionality. The STS confirmed that no data loss occurred and all submission deadlines falling within the maintenance window are automatically extended by one business day.
Key Takeaways
- Service Restoration: All taxpayer-facing portals (cabinet.tax.gov.ua, zir.tax.gov.ua, ca.tax.gov.ua) are fully operational with enhanced performance metrics.
- Deadline Extension: Statutory filing deadlines for VAT returns, CIT advance payments, and electronic invoices due on 27–28 October are extended to 29 October 2026 without penalty.
- Support Channels: The STS Contact Center (0800-501-007) remains available for any residual technical issues encountered by users.
Disclaimer: This article is compiled and summarized by the AI based on publicly available information and is for general information purposes only. It does not constitute any form of formal tax advice, legal opinion, or basis for performance. Please consult a qualified professional tax advisor or legal counsel for tax advice.
Source: Read Official Announcement