| Subject | English | German |
| busin. | according to custom and usage | handelsüblich |
| patents. | according to custom and usage | nach Gebrauch und Herkommen |
| environ. | custom and usage A group pattern of habitual activity usually transmitted across generations and, in some instances, having the force of law | Sitte und Gebrauch |
| environ. | custom and usage | Sitte und Gebrauch |