Commentaries: Art. 4

The following are exempt from the charge:
1. vehicles with military vehicle registration plates and vehicles hired or requisitioned by the Armed Forces and travelling with civilian vehicle registration plates and an M+ sticker;
2. vehicles belonging to the police, Border Guard, fire brigade, oil and chemical services, ambulances and vehicles belonging to the national highways maintenance services which are marked as such and vehicles belonging to the Civil Defence Corps with blue vehicle registration plates and international civil defence signs;
3. vehicles on relief operations in the event of disasters, fires and accidents;
4. vehicles belonging to intergovernmental organisations with which the Federal Council has concluded a headquarters agreement;
5. foreign government vehicles on official mission;
6. dollies;
7. vehicles without vehicle registration plates being driven to official vehicle inspections;
8. vehicles being driven on official vehicle and driver tests;
9. rigid trailers, motorbike trailers and motorbike sidecars;
10. light tractor units which are authorised to tow a semi-trailer subject to the heavy vehicle charge as recorded in the vehicle registration document;
11. light motor vehicles which are authorised to tow a trailer subject to the heavy vehicle charge as recorded in the vehicle registration document;
12. vehicles with Swiss dealer plates being driven on working days.
The Directorate General of Customs may exempt other vehicles from the charge in justified cases, in particular in view of treaty provisions or for humanitarian reasons.
It may suspend the charge on individual stretches of national highways if the police divert all or part of the traffic onto such roads as a result of disasters or other extraordinary situations.