31 October 2017 was a one-off case. For the Reformation anniversary, the day was treated as a nationwide holiday. Before and after, different rules apply.
The current page explains the regular rule since the 2018 expansion.
Historical context for Reformation Day 2017 as a nationwide one-off public holiday, with a link to the current Reformation Day page.
Only on 31 October 2017 was Reformation Day relevant nationwide as a one-off anniversary holiday.
This source applies only to this single calendar day.
In 2017, Reformation Day was relevant across Germany.
Current years follow the regular regional public-holiday rule.
The one-off legal position, current rule and practical planning effect.
The 2017 Reformation anniversary was a special case. It is not identical with the years through 2016 and not identical with the current rule.
Someone checking Reformation Day 2017 needs the nationwide context. The current regional page would be misleading for that year.
For calendar entries, absences and shop planning, 2017 had to be treated differently from regular Reformation Day years.
From 2018 onward, the current expanded regional rule applies. Later years should therefore be read with the current page.
How this one calendar year should be interpreted.
Older years point to the historical eastern-state page.
Only this date uses this source.
The current page takes over.
Current rule, planning tools and neighbouring dates.
31 October 2017 was a one-off case. For the Reformation anniversary, the day was treated as a nationwide holiday. Before and after, different rules apply.
The current page explains the regular rule since the 2018 expansion.
Short answers on the historical classification.
Yes. In 2017, 31 October was a nationwide one-off case.
No. From 2018 onward, the current regional Reformation Day page applies.
Because 2017 was nationwide, unlike the regular 1990-2016 eastern-state rule.
Open the right next step for leave planning, school breaks, calendar weeks, subscriptions or related event context.