In case of any injury or death of any person involved in the accident,
In case of material damage on any of the involved vehicles exceeding the amount of CZK 100.000,
In case of any material damage on the property of a third person, with the exception of damage on the vehicle involved in the traffic accident,
In case of any damage to the roadway, traffic signs, etc.,
In case the parties involved in the accident do not agree on the party causing the accident or in case of other disagreement,
In case there is any criminal activity or vandalism involved, including small material damages.