User:Piotrus/Time in Poland

Poland uses a single time zone, denoted as Central European Time (CET: UTC+01:00). Poland also observes summer time, shifting to Central European Summer Time (CEST: UTC+02:00).

Daylight saving time
Since 1988 the shifts to DST occur on the date as specified for the European Summer Time.

IANA time zone database
The IANA time zone database contains one zone for Poland in the file zone.tab, named Europe/Warsaw.