2026-05-20 OSOZ2 - unavailability of services on May 21, 2026.

Published: 20.05.2026 16:31 (Warsaw time)

Updated: 22.05.2026 10:04 (Warsaw time)

Due to scheduled maintenance, all services in the group Zabezpieczanie należności will be unavailable. The OSOZ2 system will be down, affecting functionalities related to security management in systems such as NCTS2, EMCS PL2, AIS, and ZEFIR2.

Unavailability starts on May 21, 2026, at 22:00.
Expected end of unavailability is May 22, 2026, at 02:00.
Updates on any changes to the downtime will be communicated.
Apologies for the inconvenience.

View original on PUESC

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