Not only did #Germany's two public broadcasting services turn to #Mastodon, a number of federal agencies opened channels here too.
There's a dedicated instance for federal agencies ( https://social.bund.de/about ) where for instance the federal government can be found: https://social.bund.de/@Bundesregierung
Some more details (DE):
https://de.wikipedia.org/wiki/Mastodon_(Software)#Nutzung_durch_%C3%B6ffentliche_Stellen