Cats in Berlin, Germany: rules and travel
Berlin requires every dog to be microchipped, registered in the central Hunderegister and covered by liability insurance. Dogs must be leashed in public unless the owner has a Sachkunde certificate (Hundeführerschein) or the dog is an older Bestandshund.
Berlin is a city state: the Hundegesetz Berlin and the Berlin dog tax apply citywide.
The national rules for Germany apply here too. National rules
Laws change: this is general information, not legal advice. The authority linked on each line has the final word.