POLICE - Rhine-Westphalia State Water Police (1949-1955)
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| Polizei Wachtmeister | Polizei Meister | Polizei Obermeister |
| police sergeant | police master | police chief master |
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| Polizei Inspektor | Polizei Oberinspektor |
| police inspector | police chief inspector |
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| Polizei Rat | Polizei Oberrat | Polizei Direktor |
| police commander | police chief commander | police director |
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| Chef der Wasserschutzpolizeigruppen |
| Chief of the Waterpolice Group |