| Subject | English | Norwegian Bokmål |
| environ. | classified facility Facility that is forbidden to be disclosed outside a specified ring of secrecy for reasons of national security | klassifisert anlegg |
| gen. | classified road | riksvei |
| environ. | classified site Site which is declared protected because of its natural, landscape, artistic or archeological features in order to guarantee its conservation, maintenance and restoration | klassifisert område |