In Python: beides doppel s
https://github.com/bo4e/BO4E-python/blob/2f292953f5101b468d4d8b8436ef29e7e1fa05da/src/bo4e/bo/vertrag.py#L50
In C#: beides einfaches s
  
  
    
        
          |  | public Vertragstatus? Vertragstatus { get; set; } // ToDo: shouldn't this be vertragsstatus with "ss"? | 
    
   
 
nasty