In a vehicle driving switching device, driving rule determination information under automatic driving is acquired which indicates a determination result of comparison between (i) a driving rule and (ii) an automatic driving characteristic being a characteristic of a host vehicle equipped with an automatic driving device when the host vehicle travels by the automatic driving on a travel path generated by the automatic driving device. The driving mode switching between an automatic driving mode and a manual driving mode is permitted based on condition that the driving rule determination information under the automatic driving indicates that the automatic driving characteristic complies with the driving rule.