Crucial for determining which vignette type to chose is the field “J” in your vehicle registration document.

Vehicle TypeCode in field “J”Vignette type
Passenger vehicle (less then 7 seats)M1D1
Passenger vehicle (7 to 9 seats)M1D2
Small truck / Transporter (maximum permissible gross weight of 3.5t)N1 or N1GD2
Bus (maximum permissible gross weight of 5t)M2B2
Bus (maximum permissible gross weight of over 5t)M3B2
Trailer (maximum permissible gross weight of up to 750 kg)O1U
Trailer (maximum permissible gross weight of over 750 kg up to 3.5t)O2U