Legal analysis: If there is a traffic accident, both parties need to report it to the public security organ in time. The public security organ needs to determine the responsibilities of both parties according to the situation on the spot, and both parties need to sign for confirmation. The other party will still be punished for not signing.

Legal basis: Article 44 of the Provisions on Procedures for Handling Illegal Acts of Road Traffic Safety, where summary punishment is applicable, may be made by the traffic police and implemented according to the following procedures:

(a) orally inform the offender of the basic facts of the illegal act, the administrative punishment to be given, the basis and the rights he enjoys according to law;

(2) Listen to the statements and arguments of the violator, and if the facts, reasons or evidence put forward by the violator are established, they shall be adopted;

(three) making a summary punishment decision;

(four) the penalty decision shall be signed by the punished person, signed or sealed by the traffic police, and stamped with the seal of the traffic management department of the public security organ; If the punished person refuses to sign, the traffic police shall indicate it in the penalty decision;

(five) the penalty decision shall be delivered to the punished person on the spot; If the punished person refuses to accept it, the traffic police shall indicate it in the penalty decision and regard it as served. The traffic police shall report the summary punishment decision to the traffic management department of the public security organ for the record within two days.