Merge PR #141: NEW: Why does Kestra use IANA timezone identifiers instead of offsets?

github-actions[bot] · web-flow · commit e1d5908eb72b · 2026-02-07T17:59:00.000+01:00
Moved from general to module-2 (workflow orchestration) with sort_order 20. Closes #140
diff --git a/_questions/data-engineering-zoomcamp/module-2/020_226d10e788_why-iana-timezones.md b/_questions/data-engineering-zoomcamp/module-2/020_226d10e788_why-iana-timezones.md
@@ -0,0 +1,7 @@
+---
+id: 226d10e788
+question: Why does Kestra use IANA timezone identifiers instead of offsets?
+sort_order: 1
+---
+
+IANA timezone identifiers account for daylight saving transitions and historical changes. Fixed offsets or abbreviations can produce incorrect schedules during DST changes, which is why Kestra enforces IANA-based timezones.
