If the driver of a vehicle or streetcar violates this Act, an order under this Act, or a measure under this Act and the public safety commission finds that the violation has been committed in connection with the business of the user of the vehicle or streetcar in which the violation was committed, it is to notify the relevant person of the details of the violation, pursuant to Cabinet Office Order; if the user of that vehicle or streetcar is a passenger motor carrier under the Road Transportation Act, a person engaged in Type II cargo transportation services under the Cargo Forwarder Service Act, or the operator of a track under the Railroad Act, the commission is to notify the administrative agencies that supervise it and its business, and if the user of that vehicle or streetcar is a person other than any of these, the commission is to notify the user of the vehicle or streetcar, itself.