The legal framework for private and commercial building construction in the federal states is defined by the respective state building regulations and their associated ordinances.
For further details, please refer to the websites of the state associations of the VPI (Federal Association of Design Review Engineers).
Saxony
Lower Saxony
Thuringia
https://bvpi.de/nas/thueringen/vpi-thueringen-tmp.php
Berlin
https://berlin.bvpi.de/index.php
Brandenburg
Special regulations apply to road, waterway, and rail transport infrastructure. In these cases, the design review engineer must comply with the specific framework conditions and requirements of the responsible transport administration authorities.
Transportation/Infrastructure