9 different Regional Planning Acts – so for each Bundesland one although regarding hydrogen production facilities the requirements do not differ that much. Please find below the link to the land use plan of Viennah

National Legislation (Austria)
Country:
Austria
Relation with EU Legislation:
Not applicable
Categories:
Regional legislation (adopted by parliament)
Affected LAPs:
Land use plan (zone prohibition)
Stationary Storage / Gas / Liquid / Metal Hydride