The rules behind this site are free to use, including in apps, spreadsheets, articles and AI tools. Please credit Time Zone Hell (timezonehell.com). Licensed under CC BY 4.0. Last verified Oct 21, 2026; time zone database 2026e.
If your software uses the IANA time zone database, update to release 2026e or later to get the BC, Alberta, NWT and Manitoba changes. Use the zone IDs America/Vancouver, America/Edmonton, America/Winnipeg and America/Inuvik as usual; the rules behind them changed, not the IDs. See the methodology for how we handle older data.