Same for conscription laws in the Netherlands, which are also still active. They just don't ask anyone to report for conscription. It was even expanded a couple of years before the Ukraine war to also include women.
New. Not cold war. This didn't exist before.
It was suspended for the last 15 years! Surely it was easier to leave it suspended and unsuspending it is a conscious choice.
The change this year was to make it applicable regardless of those conditions: “Outside the tension or defense case, §§ 3 [...]” shall apply.
"Tension" is defined by an imminent threat (e.g., invasion) and must be explicitly invoked by leadership. "Defense" is actual ongoing attack of territory, and must be explicitly invoked by the Bundestag.
I have used https://www.fr.de/politik/drastische-wehrpflicht-aenderung-m... to form my understanding. Can be read freely by prepending archive.is/newest/ to the URL.