The HSN (Herstellerschlüsselnummer) is the number that identifies which company manufactured your vehicle. This code is used to assign your vehicle to an insurance class.
The HSN is a four-digit numerical code that can be found in your registration certificate part 1 under point 2.1.
The TSN (Typschlüsselnummer) is a code consisting of eight letters and numbers. It is used to assign your vehicle to a specific insurance class.
To submit an application through Joonko, we only require the first three letters of this code.
The TSN identifies the vehicle model and can be found in your registration certificate part 1 under point 2.2.