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).
Notation
[edit]Daylight saving time
[edit]Since 1988 the shifts to DST occur on the date as specified for the European Summer Time.
IANA time zone database
[edit]The IANA time zone database contains one zone for Poland in the file zone.tab, named Europe/Warsaw.