ISZTAR4 - unavailability of Customs Tariff service on June 30, 2026

Published: 29.06.2026 11:10 (Warsaw time)

Updated: 01.07.2026 10:05 (Warsaw time)

The ISZTAR4 service will be unavailable due to scheduled maintenance on June 30, 2026, starting at 23:00 and expected to end on July 1, 2026, at 00:00. Updates will be provided if there are changes to the downtime schedule.

Service unavailability begins on June 30, 2026, at 23:00.
Expected end of unavailability is July 1, 2026, at 00:00.
Apologies for the inconvenience caused.
Responsible department: Departament Ceł MF.

View original on PUESC

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