Requirements for a party wall for semi-detached houses as separate buildings specified

For semi-detached houses, the building law classification can be decisive for the obligation to erect a fire wall.
VG Karlsruhe: Why the formal illegality of residential use of a building regularly justifies building code enforcement measures up to the prohibition of use.

Das VG Karlsruhe hat entschieden, dass eine baurechtliche Nutzungsuntersagung – verbunden mit der Anordnung unmittelbaren Zwangs in Form einer Zwangsräumung – allein auf formelle Illegalität der Nutzung gestützt werden darf.
VG Schleswig: A roof terrace that deviates from the local design statutes in the development plan is inadmissible

Roof terraces are modern and popular, but must still comply with design regulations in the development plan, according to the VG Schleswig.