The identification standards of responsibility for road traffic accidents are as follows:
 （1） If a road traffic accident is caused by the fault of one party, it shall bear full responsibility;
 （2） If a road traffic accident occurs due to the fault of two or more parties, they shall bear the primary responsibility, equal responsibility and secondary responsibility respectively according to the effect of their actions on the accident and the severity of the fault;
 （3） Each party has no fault that causes road traffic accidents. If it is a traffic accident, neither party is responsible.
 [Legal Basis]
 According to Article 73 of the Road Traffic Safety Law, the traffic management department of the public security organ shall, in accordance with the on-site inspection, inspection and investigation of the traffic accident and the relevant inspection and appraisal conclusions, timely prepare a traffic accident identification letter as evidence for handling the traffic accident. The letter of determination of traffic accidents shall state the basic facts of the traffic accidents, the causes of the traffic accidents and the responsibilities of the parties concerned, and shall be served on the parties concerned.